Re: [biofuels-biz] High FFA oils - another way

2002-09-15 Thread rpg


- Original Message -
From: Keith Addison [EMAIL PROTECTED]
To: biofuels-biz@yahoogroups.com
Sent: Sunday, September 15, 2002 2:03 PM
Subject: Re: [biofuels-biz] High FFA oils - another way


 Hello Paul
snip
 - Original Message -
Paul wrote Mix the lime into the WVO/BD and heat with occasional stirring
to 100 deg C.
 The lime appears to dissolve in WVO as heated but is probably just held
in
 suspension.
 Cool decant and filter. No problems with ammount of lime just use excess.

Forgot to mention that it is best to make a slurry of the lime and a small
volume of WVO, then add this to WVO.

 Thanks Paul, I'll try that. But this caustic refining step is so easy
 I'm quite satisfied with it, and there's no need for heat, for
 filtering, or for anything you haven't already got.

 ... just use excess - about how much per litre?

Be guided by the titration.
1g NaOH is equivalent in reaction to 1.08g Ca(OH)2


 Would much rather go acid/base with feedstock with FFA content this high,

 Sure, as I said, but a lot of people don't do acid-base. Also,
 acid-base doesn't like this particular oil, it has a lot of salt in
 it (tempura oil). Hot pre-washing solves that problem, but that then
 makes the acid-base process a lot more trouble than this, and a lot
 more energy use, so you're left to choose between much more time and
 hassle for the acid-base advantages, or a quick and easy way like
 this, and there's not much in it. Especially since I think recovered
 FFAs are useful, not wastage. You're not using more methanol, the
 extra lye isn't expensive, so it's really just some extra phosphoric,
 no big deal, as against no sulphuric.

Interesting I didn't think of the salt content.
 less wastage/recovery

 It's an alternative - better than straight single-stage base for oil
 like this, and while it won't get as a high a production rate as
 acid-base, and it uses more catalyst and gives you more co-products,
 it's very quick and simple, and the product is good.

 and acid stage allows alcohols other than methanol or
 ethanol to be used. Isopropanol for instance has the potential to reduce
 cloudpoint.

 Have you tried the acid-base process with isopropynol? That'll make
 branched alkyl esters, low cloud-point yes, but I don't know of
 anyone that's had any success with isopropynol or butyl other than
 with enzymes, though I do know people who've tried. Reference
 previously posted in Cracking thread, Foglia et al, for instance.
 Pressure maybe.

Have to dig through my records, intended to try acid/base with isoprop in
acid stage but can't remember whether I got around to it.
isopropanol definitely doesn't seem to want to work for transesterification.
I think Aleks was working on BD using either isopropanol or butanol.

 Best wishes

 Keith


Regards,   Paul Gobert



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Re: [biofuels-biz] High FFA oils - another way

2002-09-15 Thread Keith Addison

Hi again Paul

snip
  - Original Message -
Paul wrote Mix the lime into the WVO/BD and heat with occasional stirring
to 100 deg C.
  The lime appears to dissolve in WVO as heated but is probably just held
in
  suspension.
  Cool decant and filter. No problems with ammount of lime just use excess.

Forgot to mention that it is best to make a slurry of the lime and a small
volume of WVO, then add this to WVO.

Right, thanks.

  Thanks Paul, I'll try that. But this caustic refining step is so easy
  I'm quite satisfied with it, and there's no need for heat, for
  filtering, or for anything you haven't already got.
 
  ... just use excess - about how much per litre?

Be guided by the titration.
1g NaOH is equivalent in reaction to 1.08g Ca(OH)2

Okay, that's what I needed to know, thankyou. I've got some gunk here 
from a failed test (what's the use of tests unless some of them fail, 
LOL!), I'll try it, and on some of this 9.15 ml titration WVO.

  Would much rather go acid/base with feedstock with FFA content this high,
 
  Sure, as I said, but a lot of people don't do acid-base. Also,
  acid-base doesn't like this particular oil, it has a lot of salt in
  it (tempura oil). Hot pre-washing solves that problem, but that then
  makes the acid-base process a lot more trouble than this, and a lot
  more energy use, so you're left to choose between much more time and
  hassle for the acid-base advantages, or a quick and easy way like
  this, and there's not much in it. Especially since I think recovered
  FFAs are useful, not wastage. You're not using more methanol, the
  extra lye isn't expensive, so it's really just some extra phosphoric,
  no big deal, as against no sulphuric.

Interesting I didn't think of the salt content.

Doesn't seem to matter with transesterification, but it interferes 
with acid esterification. Needs more sulphuric, and it still might 
not work well. Best to wash it out first. Heat the oil to 60 deg C, 
heat the same amount of water to 80 deg C, pour the hot water onto 
the oil, chuck in a bubbler, maintain overall heat at about 75-80 deg 
C, bubble for about two hours, cool, settle, separate. The oil 
doesn't seem to need dewatering after that, nice and dry, somehow.

  less wastage/recovery
 
  It's an alternative - better than straight single-stage base for oil
  like this, and while it won't get as a high a production rate as
  acid-base, and it uses more catalyst and gives you more co-products,
  it's very quick and simple, and the product is good.
 
  and acid stage allows alcohols other than methanol or
  ethanol to be used. Isopropanol for instance has the potential to reduce
  cloudpoint.
 
  Have you tried the acid-base process with isopropynol? That'll make
  branched alkyl esters, low cloud-point yes, but I don't know of
  anyone that's had any success with isopropynol or butyl other than
  with enzymes, though I do know people who've tried. Reference
  previously posted in Cracking thread, Foglia et al, for instance.
  Pressure maybe.

Have to dig through my records, intended to try acid/base with isoprop in
acid stage but can't remember whether I got around to it.
isopropanol definitely doesn't seem to want to work for transesterification.
I think Aleks was working on BD using either isopropanol or butanol.

Yes, Aleks was working with isopropanol, but he gave up, got chicken 
soup no matter what he did. He didn't try pressure though. Anyway, he 
seems satisfied with acid-base as-is, put a fuel line heater on his 
Jeep so he didn't need lower cloud points anymore. Definitely a no-no 
for transesterification, that probably goes for butyl too. Either 
acid-base under pressure or enzymes, I think.

Thanks again Paul

Regards

Keith

  Best wishes
 
  Keith
 
 
Regards,   Paul Gobert




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Re: [biofuels-biz] High FFA oils - another way

2002-09-15 Thread rpg


- Original Message -
From: Keith Addison [EMAIL PROTECTED]
snip You settle it with acetic acid? I think the resultant FFAs just
 dissolve back into the biodiesel then.

I might not have been too clear here Keith.
On occasions when I have been a bit heavy with the caustic I have produced a
BD which set to a jelly.
Treating this jelly with Glacial acetic acid breaks up the soap into FFA and
releases the biodiesel from the jelly.
Only problem is as you mentioned we end up with a mixture of BD/FFA/excess
acetic acid. Excess acetic acid will wash out.
The FFA content can be reduced using slaked lime to enable the BD to be used
as automotive fuel.

Regards   Paul.


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Re: [biofuels-biz] Cracking

2002-09-15 Thread Steve Spence

In upstate NY, kero and diesel are sold side-by-side in most stations. Use
to work for a trucking company. Saw a few engines die because of gasoline
additions.

Steve Spence
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[EMAIL PROTECTED]
- Original Message -
From: Lee Sheppard [EMAIL PROTECTED]
To: biofuels-biz@yahoogroups.com
Sent: Saturday, September 14, 2002 10:05 PM
Subject: Re: [biofuels-biz] Cracking


 Well I have not seen kerosene at truck stops. When you travel north from
 the south and you heading or in subzero weather. Just no that many
 places to pull a semi in to keep it warm or heat it backup.

 Steve Spence wrote:

 not by intelligent diesel owners. the logical choice is kerosene.
 
 Steve Spence
 Subscribe to the Renewable Energy Newsletter
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 [EMAIL PROTECTED]
 - Original Message -
 From: Lee Sheppard [EMAIL PROTECTED]
 To: biofuels-biz@yahoogroups.com
 Sent: Friday, September 13, 2002 11:26 AM
 Subject: Re: [biofuels-biz] Cracking
 
 
 
 
 Todd Swearingen so what can be done to bio-diesel to lower the gel
 point? I know that adding gasoline to diesel in winter is done by some
 to stop diesel gelling in winters lower temperatures.
 
 
 
 
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[biofuels-biz] FUEL ETHANOL THAILAND

2002-09-15 Thread Keith Addison

http://www.nrglink.com/
Green Energy News - Covering clean, efficient and renewable energy

FUEL ETHANOL THAILAND

Recognizing the critical roles to be played by fuel ethanol in 
Thailand in the not-too-distant future, Asia Business Forum 
(Thailand) is hosting a two-day conference September 26-27, 2002 at 
The Regent Bangkok Hotel, Thailand.

Contact Ms. Nuchada [EMAIL PROTECTED]

FUEL ETHANOL THAILAND
http://lox2.loxinfo.co.th/~abfbkk/ethanol/
Fuel Ethanol Thailand

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Re: [biofuels-biz] High FFA oils - another way

2002-09-15 Thread Keith Addison

- Original Message -
From: Keith Addison [EMAIL PROTECTED]
snip You settle it with acetic acid? I think the resultant FFAs just
  dissolve back into the biodiesel then.

I might not have been too clear here Keith.
On occasions when I have been a bit heavy with the caustic I have produced a
BD which set to a jelly.
Treating this jelly with Glacial acetic acid breaks up the soap into FFA and
releases the biodiesel from the jelly.
Only problem is as you mentioned we end up with a mixture of BD/FFA/excess
acetic acid. Excess acetic acid will wash out.
The FFA content can be reduced using slaked lime to enable the BD to be used
as automotive fuel.

Regards   Paul.

Thankyou Paul, that's very interesting, a solution to the jelly 
problem. I'd like to try that. I haven't had any jelly since I 
started hanging wild garlic in the windows, but I'm sure they'll 
outwit me in the end. Maybe I'll try making some purpose-built jelly.

I treated some high-FFA oil with slaked lime, as instructed. I'll let 
it settle for a bit then see what I can do with it.

Thanks much.

Regards

Keith


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[biofuels-biz] LA Times Article Describing Near-End of Electric Vehicle Efforts in California

2002-09-15 Thread [EMAIL PROTECTED]

Lest Biofuel Fans take over-much solace in problems of getting EV's built: note 
please the
over-anxiousness of the journalist, in this and other cases, to do the bidding 
and the
quoting of the standard Auto-Industry Oil-Industry line.  This lack of critical 
inquiry is
a hallmark of journalists' coverage I've seen of the issue.  They generally 
simply accept
the explanations that are given them by the Industry Spokesmen.  

I'm sure you all know, when the Oil Industry decides the same should be true of 
a biofuel
issues: Look Out.

MM



http://www.latimes.com/news/local/la-me-cars15sep15.story?coll=la%2Dheadline
s%2Dcalifornia

State Takes Sharp Turn on Emissions
Cars: With electric vehicles still impractical, hybrids and gasoline engines
are showing unexpected promise.
By GARY POLAKOVIC
TIMES STAFF WRITER

September 15 2002

California set out boldly 12 years ago to fill the highways with smog-free,
electric cars, but today air quality officials are quietly admitting failure
and embarking on a new strategy to cut tailpipe emissions.

The planned rollout date for the zero-emission vehicle is at hand. But the
arrival of fully functional and affordable electric cars is nowhere in
sight, as vacant battery-charging parking spaces at shopping centers attest.

As early as January, the state Air Resources Board is expected to overhaul
its regulations, moving away from electric cars and emphasizing promising
new technologies instead. These include extraordinarily clean gasoline
engines and hybrid cars powered by a combination of batteries and a small
combustion engine.

The new technologies, which were not anticipated when the electric-vehicle
program began in 1990, are just now beginning to come into their own.

We put a lot of faith in battery electric vehicles to meet the
[zero-emission vehicle] mandate but, in spite of significant efforts,
batteries have inherent limitations, said Alan C. Lloyd, chairman of the
state air board.

We're not giving up on the goal of the zero-emission vehicle, but we have
to be realistic. No matter how you cut it, it is disappointing, Lloyd said.

Despite the failure to produce electric cars, the progress on other fronts
has buoyed hopes that ultra-clean, if not battery-powered, cars are on the
horizon. That is good news. Without dramatically cleaner cars, trucks and
vans, smog centers such as Los Angeles, Bakersfield and San Bernardino will
have little hope for healthy, blue skies. Vehicles release about two-thirds
of all smog-forming pollutants across California, creating a pall linked to
bronchitis, asthma and cancer.

The battery car never lived up to expectations because conventional
lead-acid batteries don't produce enough power to make electric cars perform
like vehicles with gasoline engines. More advanced batteries that improve
performance still cost too much.

The battery electric car is not going to be viable any time soon. It is
dead on arrival, said Greg Dana, vice president of environmental affairs
for the Alliance of Automobile Manufacturers, which represents 12 of the
world's biggest automakers.

Other technologies, however, are advancing rapidly. Some, including hybrids
and ultra-clean gasoline cars, are approaching near-zero levels of emission.
For air quality officials, it is an unforeseen twist.

Have technology-forcing regulations paid off? Absolutely. Did it pay off in
the way we had hoped? No, Lloyd said. If you keep pushing technology and
technology-forcing standards, you don't always know what will accrue, what
the side benefits are. There have been side benefits, and there will be more
benefits that would not have accrued without our push.

Standards effective with the 2004 model year require that the cleanest new
cars emit only one-twentieth the amount of smog-forming material as is
released by cars on the road today. Recent tests at UC Riverside on 24 of
those next-generation gasoline cars showed they exceed even the most
stringent California standard, a result considered impossible several years
ago.

One Honda Accord, specially equipped with a sealed fuel tank and exhaust
traps, produced virtually no air pollution, said James M. Lents, director of
the Environmental Policy, Atmospheric Processes and Modeling Laboratory at
UC Riverside.

The air coming into the [car's] intake was more polluted than what was
coming out of the tailpipe, Lents said.

We can build some mighty clean gasoline cars today, a lot better than
people have argued could be built. It is possible today to build gasoline
vehicles that come close to zero pollution. The technology has gone so far.

Hybrid cars are proliferating too. About 15,000 hybrids, led by the Toyota
Prius and Honda's Insight and Civic, are on California highways, officials
estimate. Toyota Motor Corp. plans to produce 300,000 worldwide in two
years, while the Big Three auto makers have plans for hybrid vehicles
beginning in 2004.

The hybrids are powered by batteries in support of small gasoline engines.
They 

[biofuel] Economis Article On Oil Production, Possible Iraq War, Effect on OPEC, Prices, etc.

2002-09-15 Thread [EMAIL PROTECTED]

http://www.economist.com/world/displaystory.cfm?story_id=1325264

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[biofuel] Hi from Australia

2002-09-15 Thread Tony

Hi all,

I've just found your group  are very interested in making Bio 
Diesel.  I have been collecting lots of info from the web,  it all 
seems to good to be true.


I want to make as small trial batch before I get into it in a bigger 
way.  Are there any problems running a turbo diesel engine on Bio 
diesel, as this is my main objective.

Any hints or tips for a first time maker?

Cheers

Tony



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Re: [biofuel] Hi from Australia

2002-09-15 Thread Doug Foskey

On Sun, 15 Sep 2002 20:36, you wrote:
 Hi all,

 I've just found your group  are very interested in making Bio
 Diesel.  I have been collecting lots of info from the web,  it all
 seems to good to be true.


 I want to make as small trial batch before I get into it in a bigger
 way.  Are there any problems running a turbo diesel engine on Bio
 diesel, as this is my main objective.

 Any hints or tips for a first time maker?

 Cheers

 Tony


Tony, where R U in Aus?? (I'm in N -NSW, there is Neil in ACT also)
I run a Supercharged Mazda 626,  a Peugeot 405SRDT on Bd.
regards Doug

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Re: [biofuel] What about Hydrogen?? Was: Air car.

2002-09-15 Thread Steve Spence

we see where air comes from. run a compressor and compress the stuff we
breath. downright inefficient, but it works. hydrogen doesn't exist on it's
own. it has to be extracted (from fossil fuels, or from water), and then
compressed. Double jeopardy. also, a compressed air tank, if punctured,
tends to zoom around for a while, not go BANG with amazing pyrotechnics.

Steve Spence
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[EMAIL PROTECTED]
- Original Message -
From: Curtis Sakima [EMAIL PROTECTED]
To: biofuel@yahoogroups.com
Sent: Saturday, September 14, 2002 7:02 PM
Subject: [biofuel] What about Hydrogen?? Was: Air car.


 Been following this air car thread for awhile.
 Still can't see why an air car seem oooh ... ahhh
 ... wowww workable ... and yet hydrogen powering a
 car gets the 50 caliber hitting the airplane followed
 by crash -n- burn.

 I'm confused because in both air and H2, energy gets
 stored the same way.  Either by compressing it ... or
 (like in the previous post - nitrogen) by
 cryogenically liquifying it.

 I would think that H2 would get more range (wouldn't
 it??).  Since in an air car .. only the physical
 energy storage of the gas is used.  Whereas in H2, the
 combustion (either fast ICE or slow fuel cell)
 chemical energy gets utilized.

 I mean, couldn't H2 be used as the air in an air
 car???  Powering a steam engine??  Then, couldn't
 the exhaust then be fed into a fuel cell ..
 releasing still more energy??

 Curtis

 --- kirk [EMAIL PROTECTED] wrote:
 I think the process pencils better if you liquify the
 nitrogen rather than compress it. This is even more so
 for refrigerated transport where the refrigerator is
 useful load.

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[biofuel] Range Was: Air car.

2002-09-15 Thread Curtis Sakima

I guess my angle of questioning was that ... H2 is
always cut down because of limited range.  Not enough
room in the car to store enough H2 to go a decent
number of miles (unlike gasoline/petrol).

And my question was ... if that were so, then wouldn't
a physical-energy-only-no-chemical-energy-involved
thing like an air-car get even LESS range???

So my question was ... if H2 is already getting
knocked down for so low range .. why does an even
lower range option like compressed air get such a
green light??

comments??

Curtis

--- Steve Spence [EMAIL PROTECTED] wrote:
Double jeopardy. also, a compressed air tank, if
punctured, tends to zoom around for a while, not go
BANG with amazing pyrotechnics.


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Re: [biofuel] Range Was: Air car.

2002-09-15 Thread Steve Spence

Who is giving it a green light? It's only slightly less dumb than hydrogen.

Steve Spence
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- Original Message -
From: Curtis Sakima [EMAIL PROTECTED]
To: biofuel@yahoogroups.com
Sent: Sunday, September 15, 2002 9:28 AM
Subject: [biofuel] Range Was: Air car.


 I guess my angle of questioning was that ... H2 is
 always cut down because of limited range.  Not enough
 room in the car to store enough H2 to go a decent
 number of miles (unlike gasoline/petrol).

 And my question was ... if that were so, then wouldn't
 a physical-energy-only-no-chemical-energy-involved
 thing like an air-car get even LESS range???

 So my question was ... if H2 is already getting
 knocked down for so low range .. why does an even
 lower range option like compressed air get such a
 green light??

 comments??

 Curtis

 --- Steve Spence [EMAIL PROTECTED] wrote:
 Double jeopardy. also, a compressed air tank, if
 punctured, tends to zoom around for a while, not go
 BANG with amazing pyrotechnics.


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Re: [biofuel] Range Was: Air car.

2002-09-15 Thread Curtis Sakima

Ok .. so maybe not YOU personally!!! (LOL)

But this air car thread was going around this list
(ok, SEEMINGLY) like the panacea of the oil crisis ..
the solution to all our problems ... etc .. etc.

And that general feel is what made me go ... 

...HUH

Curtis


--- Steve Spence [EMAIL PROTECTED] wrote:
Who is giving it a green light? It's only slightly
less dumb than hydrogen.


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Re: [biofuel] Hi from Australia

2002-09-15 Thread Keith Addison

Hi Tony, welcome.

Hi all,

I've just found your group  are very interested in making Bio
Diesel.  I have been collecting lots of info from the web,  it all
seems to good to be true.

It's good, and it's true!

I want to make as small trial batch before I get into it in a bigger
way.

That's the best way.

Are there any problems running a turbo diesel engine on Bio
diesel, as this is my main objective.

No problems.

Any hints or tips for a first time maker?

Start here:
Where do I start?
http://journeytoforever.org/biodiesel_make.html#start

Best

Keith


Cheers

Tony


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Re: [biofuel] Range Was: Air car.

2002-09-15 Thread [EMAIL PROTECTED]

H2 is not the same thing and they've been working on it for years.  A
lot of different factors play a part.  If one refuels with Methanol
instead of Hydrogen, one can achieve a more desireable range (300
miles or so?)

When I hear about a new technology with severely limited range and
extremely promising advantages in other ways, I keep an open mind as
to whether the range can be increased.  In this case, I think the
range in some cases has exceeded 50 miles, though probably as much do
to the modest makeup of the vehicle and not to the efficiency of the
engine.

Demand for such vehicles does exist, in my fallible opinion, though it
is modest and is usually treated with tremendous contempt by those
claiming that it is obviously not sufficient for production by a
major company.  While this is a seemingly extremely valid point of
view, it is somewhat belied when one sees that some demand does exist
for vehicles where one had been told no demand existed, or when one
sees the enthusiasm of potential buyers gathered around a strange new
vehicle.

In the case of electric vehicles (there are some similarities in the
arguments), where range limitations have been similar, use of more
advanced batteries has resulted in ranges up to and exceeding 80
miles.  In some cases, with very expensive batteries (I'm going to say
$30k for such a battery at this point) and very well-designed
low-weight cars, the ranges have gotten up to 150 miles for an
attractive safe 2 seat vehicle with good sports-car-like acceleration
and a top speed (computer-limited) of 80 mph.  There have been some
lies and half-truths told about demand for that particuular vehicle
and I hypothesize that sometimes auto companies are not entirely
honest about demand for more-modestly-priced and more-modest-range
vehicles.

This air car also looks pretty modest, so its price might be very low
as well.  This also would be an important part of getting perspective
on it.  People seem to buy bicycles even though their range is limited
(by one's willingness to pedal), speed is slow, and in my opinion
they're dangerous as hell in traffic.  So, in a city, I think the
aircar might have an argument for it, though I'm not going out to buy
stock any time soon.  I'd like to continue to watch their efforts
though.


On Sun, 15 Sep 2002 06:35:42 -0700 (PDT), you wrote:

Ok .. so maybe not YOU personally!!! (LOL)

But this air car thread was going around this list
(ok, SEEMINGLY) like the panacea of the oil crisis ..
the solution to all our problems ... etc .. etc.

And that general feel is what made me go ... 

...HUH

Curtis


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Re: [biofuel] Range Was: Air car.

2002-09-15 Thread Keith Addison

Ok .. so maybe not YOU personally!!! (LOL)

But this air car thread was going around this list
(ok, SEEMINGLY) like the panacea of the oil crisis ..
the solution to all our problems ... etc .. etc.

And that general feel is what made me go ...

...HUH

Curtis

Hi Curtis

I think it's the third time it's been discussed here, pretty similar each time.

I liked Hakan's post on it a couple of days ago, that made good sense to me.
http://archive.nnytech.net/index.php?view=16624list=BIOFUEL

As far as hydrogen is concerned, I much agree with Steve about the 
difference between an air leak and a hydrogen leak, also it seems 
most hydrogen is intended to come from or via fossil fuels. And 
hydrogen is difficult to contain, it eats its way out.

Range isn't everything - what's the average car journey distance in 
the US? I bet it's not much. Certainly a great many journeys are 
short-range. There's a case for zero-emission short-range vehicles in 
cities. Would an air car be much less efficient than an electric car? 
It wouldn't have the battery problem. That might offset lower 
efficiency, to a point. Oh, I see we had a long argument about this 
before too. Largely unresolved, it seems. This was quite an 
interesting one, from Doctor Who:
http://archive.nnytech.net/index.php?view=7636list=BIOFUEL

Separate argument (row, actually) was over batteries, with a fervent 
EVer claiming batteries were THE recycling success story. Turned out 
betwen 4 and 7 million defunct car batteries a year get dumped rather 
than recycled in the US, where there's a good recycling 
infrastructure for them, unlike in Third World countries where 
there's no infrastructure, yet people think it's a Good Thing to 
install PVs. (I've seen ground-up lead-acid batteries sold to farmers 
as zinc fertilizer.)

Anyhow, efficiency isn't the be-all and end-all either, it depends on 
the particular function or purpose. Using lots of a non-transportable 
fuel to make a much smaller amount of transportable fuel might be a 
negative in terms of energy efficiency, but a positive in terms of 
energy value. If the result is zero-emission (at the tailpipe 
anyway), that adds another value.

I'm not convinced the air car's such a dumb idea. It was supposed to 
launch in South Africa this year. Any news on that? Once it gets into 
use somewhere it could possibly be developed quite a lot further.

Best

Keith


--- Steve Spence [EMAIL PROTECTED] wrote:
Who is giving it a green light? It's only slightly
less dumb than hydrogen.


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Re: [biofuel] When a Crop Becomes King

2002-09-15 Thread Alan S. Petrillo

[EMAIL PROTECTED] wrote:
 
 http://premium.news.yahoo.com/news?tmpl=storyu=/nytp/20020719/071200.bail=http%3a%2f%2fpremium.news.yahoo.com%2frd%3fr%3dsolar
 
 Did anyone catch this July 19 NY Times article before it went to
 pay-for-access?  Was it any good?

Here's a link to the article elsewhere.  Probably where the Times got
it.  And you don't have to pay for it.  

http://www.commondreams.org/views02/0719-01.htm


AP
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Re: [biofuel] Range Was: Air car.

2002-09-15 Thread [EMAIL PROTECTED]

I liked Hakan's post on it a couple of days ago, that made good sense to me.
http://archive.nnytech.net/index.php?view=16624list=BIOFUEL

In Hakan's post he said:

2. Several times on this list, people have pointed out the flaws in
 looking at single stage or a few stages efficiency. Only a few
 weeks ago, Keith wrote in an elegant way about this.

Could someone please point me to this?  It is one of my own favorite
topics.

Range isn't everything - what's the average car journey distance in 
the US? I bet it's not much. Certainly a great many journeys are 
short-range. There's a case for zero-emission short-range vehicles in 
cities. Would an air car be much less efficient than an electric car? 
It wouldn't have the battery problem. That might offset lower 
efficiency, to a point. Oh, I see we had a long argument about this 
before too. Largely unresolved, it seems. This was quite an 
interesting one, from Doctor Who:
http://archive.nnytech.net/index.php?view=7636list=BIOFUEL

Yes, that was a pretty interesting post.

I'm not convinced the air car's such a dumb idea. It was supposed to 
launch in South Africa this year. Any news on that? Once it gets into 
use somewhere it could possibly be developed quite a lot further.

A google search yields these further links:

Very exciting-looking, but upon further examination a year or two old.
Mentions a 100+ mile range with modest acceleration.
http://www.sunwaterco.com/aircar.html

A message board post from a couple of months ago which lists a lot of
other links:
http://www.realgoods.com/board/tdoc.cfm?td=481tm=2086tstart=1#1

One of the links is apparently a yahoo discussion group.
http://groups.yahoo.com/group/mdiaircar/ 

I'm interested to know the real latest on this.  It looks like things
have really moved along quite a bit.  I'm also interested to get a
much better handle on the energy efficiencies of refueling.

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Re: [biofuel] When a Crop Becomes King

2002-09-15 Thread Steve Spence

good news. makes sure we have enough corn for heating ..

pellet stoves and diesel owners rejoice.

Steve Spence
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[EMAIL PROTECTED]
- Original Message -
From: Alan S. Petrillo [EMAIL PROTECTED]
To: biofuel@yahoogroups.com
Sent: Sunday, September 15, 2002 12:22 PM
Subject: Re: [biofuel] When a Crop Becomes King


 [EMAIL PROTECTED] wrote:
 
 
http://premium.news.yahoo.com/news?tmpl=storyu=/nytp/20020719/071200.bail=
http%3a%2f%2fpremium.news.yahoo.com%2frd%3fr%3dsolar
 
  Did anyone catch this July 19 NY Times article before it went to
  pay-for-access?  Was it any good?

 Here's a link to the article elsewhere.  Probably where the Times got
 it.  And you don't have to pay for it.

 http://www.commondreams.org/views02/0719-01.htm


 AP
 --
 Aviation is more than a hobby.  It is more than a job.  It is more than
 a career.  Aviation is a way of life.
 A second language for the world:  www.esperanto.com
 Processor cycles are a terrible thing to waste: www.distributed.net


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 http://journeytoforever.org/biofuel.html

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 http://archive.nnytech.net/

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Re: [biofuel] When a Crop Becomes King

2002-09-15 Thread studio53

Excellent article.

Jesse Parris  |  studio53  |  graphics / web design  |  stamford, ct  |
203.324.4371
www.jesseparris.com/Portfolio_Jesse_Parris/
- Original Message -
From: Alan S. Petrillo [EMAIL PROTECTED]
To: biofuel@yahoogroups.com
Sent: Sunday, September 15, 2002 12:22 PM
Subject: Re: [biofuel] When a Crop Becomes King


 [EMAIL PROTECTED] wrote:
 
 
http://premium.news.yahoo.com/news?tmpl=storyu=/nytp/20020719/071200.bail=
http%3a%2f%2fpremium.news.yahoo.com%2frd%3fr%3dsolar
 
  Did anyone catch this July 19 NY Times article before it went to
  pay-for-access?  Was it any good?


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Re: [biofuel] Ram Press has arrived!

2002-09-15 Thread studio53

Fantastic Ken. So you spent about $600 on getting it here? Can you post some
pictures of it? I did a Google search on it but found nothing.

Jesse Parris  |  studio53  |  graphics / web design  |  stamford, ct  |
203.324.4371
www.jesseparris.com/Portfolio_Jesse_Parris/
- Original Message -
From: Ken Provost [EMAIL PROTECTED]
To: biofuel@yahoogroups.com
Sent: Sunday, September 15, 2002 12:14 AM
Subject: [biofuel] Ram Press has arrived!


 Just a little update on my new Hela Mk II Vegetable Oil
 Ram Press...


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[biofuel] FUEL ETHANOL THAILAND

2002-09-15 Thread Keith Addison

http://www.nrglink.com/
Green Energy News - Covering clean, efficient and renewable energy

FUEL ETHANOL THAILAND

Recognizing the critical roles to be played by fuel ethanol in 
Thailand in the not-too-distant future, Asia Business Forum 
(Thailand) is hosting a two-day conference September 26-27, 2002 at 
The Regent Bangkok Hotel, Thailand.

Contact Ms. Nuchada [EMAIL PROTECTED]

FUEL ETHANOL THAILAND
http://lox2.loxinfo.co.th/~abfbkk/ethanol/
Fuel Ethanol Thailand

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[biofuel] Nanotubes

2002-09-15 Thread Keith Addison

I'm allegedly against nanotechnology, which is nonsense, I'm just 
deeply suspicious of the folks who'll be implementing it, with good 
reason, and the allegers are bunch of idiots, IMO. Anyway, I see I 
posted this about 18 months back:

 BIG SMALL STUFF. The next big, high-technology craze may begin with
other really small technologies - those to the one-billionth, or
nano-scale.
  Since receiving his Nobel Prize for Chemistry for discovering
buckyballs (named after visionary Buckminster Fuller) Dr. Richard
Smalley has been working with his company Carbon Nanotechnologies Inc.
(CNI) to manufacture sufficient quantities of Buckytubes (TM) -
elongated buckyballs - to supply research laboratories and industry for
use in prototype development.
  Buckytubes are hollow, pure carbon cylinders one-billionth of a
meter in diameter - 1/50,000 of a human hair - with a wall thickness of
only one carbon atom. They have the electrical conductivity of copper,
the thermal conductivity of diamond and the tensile strength (the effort
needed to stretch) 10-times that of steel.  Aside from possible uses for
very, very advanced materials, they could also be used in solar energy
converters, for lithium ion batteries, and in conductive polymers.
  Buckytubes are available now - for experimenters - through the
company website at $500 per gram. With new funding of $15 million CNI
should be able to ramp-up its current production rate of 50 -100 grams
per day by a factor of ten.  Feedstock to make Buckytubes is that evil
gas, carbon monoxide. Visit CNI at http://www.cnanotech.com/ .

  From ENERGIES: Green Energy News on the Web at http://www.nrglink.com/ . For
free ENERGIES subscription contact [EMAIL PROTECTED] Copyright
Green Energy News Inc. 4/14/01 vol.6 no.2

(ENERGIES ain't free any more, sadly. The latest edition carries a 
story headlined Dirty diesels cleaner with biodiesel ...)

Anyway, isn't this what SF writers call a monofilament? SF 
monofilaments can cut through anything. If it's that type of 
monofilament, 500 bucks for a gram of it would be a good buy - that 
sounds like a whole lot of nanotube. Spider silk (now in production 
in Canada via GM goatsmilk) is only (!) five times stronger than 
steel, so maybe nanotubes would work like a monofilament. Problem 
would be how not to cut your legs off by mistake.

Keith


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Re: [biofuel] Ram Press has arrived!

2002-09-15 Thread Keith Addison

Great, Ken! Your lightweight days may be numbered, you'll be as 
muscular as a Malawian mama soon. That raw oil will be great to eat. 
Did you grow the seed? Excellent to take it full cycle.

I'm a bit tickled that you've imported an appropriate technology 
press from Tanzania, and find it good. I keep saying there's at least 
as much need for AT in the induistrialized countries as in the Third 
World.

Just a little update on my new Hela Mk II Vegetable Oil
Ram Press from ApproTEC Tanzania. It finally arrived,
after going through Kilamanjaro, Amsterdam, Los Angeles
(by mistake!), up to San Francisco, through customs,
and back down to San Jose. Price for the press -- a mere
$265 USD. Price for shipping and customs brokerage --
well, a lot more; I'd rather not dwell on that! Maybe I'll
try to become the US distributor, and get those freight
costs down

The press is very robust, much more so than I expected.
I ran three kinds of seed through it this morning --
black oil sunflower, brown mustard, and common flax.
After getting the proper pressure setting (oil rate vs.
seed cake rate), you get into the swing of it, and it goes
pretty fast. I went through 3 kg. of seed in about half an
hour, and I'm kind of a lightweight. Some of those burly
Tanzanians (probly the women!) can do that much in
13 minutes, according to the manual

3 kg. of sunflower seed (with the shell still on) gives
slightly over a liter of oil. Flax seems to be a little less,
and mustard less still. The oils are settling overnite, and
I'll be making biodiesel out of it shortly.

Obviously one would need a MAJOR source of oilseed to
make this endeavour any more than a laboratory
curiosity, but it's great fun to get firsthand experience
of where this oil really comes from...  -K

How much would you need? Average fuel use is about 10 gallons a week. 
Sunflowers should give 800 kg/hectare, but you should get more than 
that if you do it yourself small-scale, but say 800 anyway. That's 
267 litres, 70 US gallons, so you'd need about eight hectares, 20 
acres. Hm. Quite a lot. But it'd leave you with 5.5 tons of 
high-grade seedcake to use as stockfeed, and you could use some of 
the manure to generate methane, the rest to fertilize the sunflowers 
and everything else, use the pigs as ploughs... Pig lard and chicken 
fat would help. All that wouldn't leave you much time for driving 
about so you could cut down on fuel use and have a smaller farm. :-)

Keith


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Re: [biofuel] Range Was: Air car.

2002-09-15 Thread Keith Addison

Murdoch wrote:

 I liked Hakan's post on it a couple of days ago, that made good sense to me.
 http://archive.nnytech.net/index.php?view=16624list=BIOFUEL

In Hakan's post he said:

2. Several times on this list, people have pointed out the flaws in
 looking at single stage or a few stages efficiency. Only a few
 weeks ago, Keith wrote in an elegant way about this.

Could someone please point me to this?  It is one of my own favorite
topics.

I know you asked before, but I'm sorry, I don't know which message 
Hakan means - I don't remember writing anything elegant! Hakan?

 Range isn't everything - what's the average car journey distance in
 the US? I bet it's not much. Certainly a great many journeys are
 short-range. There's a case for zero-emission short-range vehicles in
 cities. Would an air car be much less efficient than an electric car?
 It wouldn't have the battery problem. That might offset lower
 efficiency, to a point. Oh, I see we had a long argument about this
 before too. Largely unresolved, it seems. This was quite an
 interesting one, from Doctor Who:
 http://archive.nnytech.net/index.php?view=7636list=BIOFUEL

Yes, that was a pretty interesting post.

Whatever happened to Doctor Who? I think he got bounced off the list 
by Yahoo. We've lost scores of members that way, and there's nothing 
I can do about it (quite yet). But I guess he moved on anyway, or 
he'd have resubscribed. On the Yahoo Groups owners list (independent) 
they talk of Yahoo's VP in charge of making list owners hate them, 
the only person there who definitely deserves a bonus (and a long 
vacation on full pay).

 I'm not convinced the air car's such a dumb idea. It was supposed to
 launch in South Africa this year. Any news on that? Once it gets into
 use somewhere it could possibly be developed quite a lot further.

A google search yields these further links:

Very exciting-looking, but upon further examination a year or two old.
Mentions a 100+ mile range with modest acceleration.
http://www.sunwaterco.com/aircar.html

A message board post from a couple of months ago which lists a lot of
other links:
http://www.realgoods.com/board/tdoc.cfm?td=481tm=2086tstart=1#1

One of the links is apparently a yahoo discussion group.
http://groups.yahoo.com/group/mdiaircar/

I'm interested to know the real latest on this.  It looks like things
have really moved along quite a bit.  I'm also interested to get a
much better handle on the energy efficiencies of refueling.

Thanks for these. I agree, we definitely need an update.

Best

Keith


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Re: [biofuel] Ram Press has arrived!

2002-09-15 Thread Keith Addison

Hi Jesse

See Oilseed presses
http://journeytoforever.org/biofuel_supply.html#Oilpress

Keith


Fantastic Ken. So you spent about $600 on getting it here? Can you post some
pictures of it? I did a Google search on it but found nothing.

Jesse Parris  |  studio53  |  graphics / web design  |  stamford, ct  |
203.324.4371
www.jesseparris.com/Portfolio_Jesse_Parris/
- Original Message -
From: Ken Provost [EMAIL PROTECTED]
To: biofuel@yahoogroups.com
Sent: Sunday, September 15, 2002 12:14 AM
Subject: [biofuel] Ram Press has arrived!


  Just a little update on my new Hela Mk II Vegetable Oil
  Ram Press...


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Re: [biofuel] When a Crop Becomes King

2002-09-15 Thread Keith Addison

Hello Alan

[EMAIL PROTECTED] wrote:
 
  
http://premium.news.yahoo.com/news?tmpl=storyu=/nytp/20020719/071200; 
.bail=http%3a%2f%2fpremium.news.yahoo.com%2frd%3fr%3dsolar
 
  Did anyone catch this July 19 NY Times article before it went to
  pay-for-access?  Was it any good?

Here's a link to the article elsewhere.  Probably where the Times got
it.  And you don't have to pay for it.

http://www.commondreams.org/views02/0719-01.htm

Also here, cheaper than free!
http://archive.nnytech.net/index.php?view=15476list=BIOFUEL

But I think Common Dreams got it from the Times, Michael Pollan 
writes for the Times occasionally. Nice piece.

Keith


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Re: [biofuel] Ram Press has arrived!

2002-09-15 Thread studio53

It's manual labor...I get the reference to the muscular women now. Maybe I
need to stop looking for my Weider Super Pec and Deltoid machine on Ebay and
get with the program.

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- Original Message -
From: Keith Addison [EMAIL PROTECTED]
To: biofuel@yahoogroups.com
Sent: Sunday, September 15, 2002 1:47 PM
Subject: Re: [biofuel] Ram Press has arrived!


 Hi Jesse

 See Oilseed presses
 http://journeytoforever.org/biofuel_supply.html#Oilpress

 Keith


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Re: [biofuel] Ram Press has arrived!

2002-09-15 Thread Ken Provost

Keith writes:


Did you grow the seed? Excellent to take it full cycle.

That's the plan, but I only have 14 sunflowers and 0.001 acre
of mustard growing right now, and they won't be ready for
another month or so. (Aaahh, that California growing season!)
I'll be retiring to 5 acres in the Gold Country someday, tho...


I'm a bit tickled that you've imported an appropriate
technology press from Tanzania, and find it good. I keep saying
there's at least as much need for AT in the industrialized countries
as in the Third World.

Absolutely. They are much more interested in getting the job
done with a minimum of complexity. The Western way seems
always to throw a ton of money at a problem, and then charge
likewise for the solution.


How much [oil] would you need? Average fuel use is about
10 gallons a week. Sunflowers should give 800 kg/hectare, but
you should get more than that if you do it yourself small-scale,
but say 800 anyway. That's 267 litres, 70 US gallons, so you'd
need about eight hectares, 20 acres. Hm. Quite a lot.

According to hort.purdue.edu, average yields are 900-1575 kg/ha,
with a high of over 3000!

But it'd leave you with 5.5 tons of high-grade seedcake to use as
stockfeed, and you could use some of the manure to generate methane,
the rest to fertilize the sunflowers and everything else, use the pigs
as ploughs...

Amen to all that! Also the dried stalks have good fuel value. And in the
years I'm rotating with flax, I get fiber for linen, pumpkins make
pumpkin pie and jack-o-lanterns, etc. etc.

Pig lard and chickenfat would help.

Not on MY farm :-)!!-K



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Re: [biofuel] Range Was: Air car.

2002-09-15 Thread [EMAIL PROTECTED]

Whatever happened to Doctor Who? I think he got bounced off the list 
by Yahoo. We've lost scores of members that way, and there's nothing 
I can do about it (quite yet). But I guess he moved on anyway, or 
he'd have resubscribed. On the Yahoo Groups owners list (independent) 
they talk of Yahoo's VP in charge of making list owners hate them, 
the only person there who definitely deserves a bonus (and a long 
vacation on full pay).

One thing I'd like to see is a feature whereby when we sign up for a
neew group we can deliberately download, as fresh new email, the last
two or three hundred emails, so that we can get a sense going backward
of ground that has been covered.  This would allow me, for example, to
study the aircar group without having the stupid web access
cumbersomeness.

We're all just taking a risk with yahoo that they won't blow it.  It's
always been completely obvious that message-boarding is a critical
part of internet life and that the keepers of boards that were not
web-based-to-be-deleted have a chance to sort of build some momentum,
but I don't trust yahoo to get it.  They've wiped out of existence
web-based discussions I've had.  The only reason I do this is that
Usenet bugs me and with this I can get convenient ways to keep my
email... my compositions (however worthless some may find them) are
not lost forever.  I think web-based discussion is not good.  You lose
all your work.  Maybe Socrates was ok with not preserving a written
record of his comments, but he had Plato around to document his ideas
didn't he?



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[biofuel] Re: Ram Press has arrived!

2002-09-15 Thread huseyinturcan

Dear Ken,

Nice to hear that Ram press seems to do a lot. I also intended to 
purchase one, but i couldnt find the exact address of the supplier.
Would you please let me know how i can purchase it. The address, e-
mail of the supplier, etc. I am living in Turkey

Best Regards
Huseyin

--- In [EMAIL PROTECTED], Ken Provost [EMAIL PROTECTED] wrote:
 Just a little update on my new Hela Mk II Vegetable Oil
 Ram Press from ApproTEC Tanzania. It finally arrived,
 after going through Kilamanjaro, Amsterdam, Los Angeles
 (by mistake!), up to San Francisco, through customs,
 and back down to San Jose. Price for the press -- a mere
 $265 USD. Price for shipping and customs brokerage --
 well, a lot more; I'd rather not dwell on that! Maybe I'll
 try to become the US distributor, and get those freight
 costs down
 
 The press is very robust, much more so than I expected.
 I ran three kinds of seed through it this morning --
 black oil sunflower, brown mustard, and common flax.
 After getting the proper pressure setting (oil rate vs.
 seed cake rate), you get into the swing of it, and it goes
 pretty fast. I went through 3 kg. of seed in about half an
 hour, and I'm kind of a lightweight. Some of those burly
 Tanzanians (probly the women!) can do that much in
 13 minutes, according to the manual
 
 3 kg. of sunflower seed (with the shell still on) gives
 slightly over a liter of oil. Flax seems to be a little less,
 and mustard less still. The oils are settling overnite, and
 I'll be making biodiesel out of it shortly.
 
 Obviously one would need a MAJOR source of oilseed to
 make this endeavour any more than a laboratory
 curiosity, but it's great fun to get firsthand experience
 of where this oil really comes from...  -K


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[biofuel] Re: Ram Press has arrived!

2002-09-15 Thread Ken Provost

Huseyin writes:


Nice to hear that Ram press seems to do a lot. I also
intended to purchase one, but i couldnt find the exact
  address of the supplier. Would you please let me know
how i can purchase it. The address, e-mail of the
supplier, etc. I am living in Turkey.

Check out their website -- the oilpress page is

http://www.approtec.org/tech_oil.shtml

but the press shown and discussed there (Mafuta Mali)
is an older design. The Hela Mk II is much more efficent
and easier to operate. (I'll dig up a photo and send it to
Keith for the Journey to Forever website.)Talk to

Hugh C. Allen, [EMAIL PROTECTED]

about getting one. Shipping costs should be much more
reasonable for you

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[biofuel] 9-yr old solves world peace, energy problems

2002-09-15 Thread Prairie Dog

In light of several of the ongoing discussions here:

My 9-year old son was asking me why we (the USA) were going to war overseas,
and I told him that there were several levels of reasons.  First, because of
the terrorism threat to our citizens, but also for a more subtle, disguised
reason: our reliance on oil.

I explained how our country's leaders have often acted militarily to protect
oil and energy interests, and how the loss of crude would adversely affect
our daily lives and pocketbooks.  We talked about whether that was a good
enough reason to justify killing, and I asked if there were any alternatives
that he could think of.

He thought about all this for a short while, then said, well that's stupid!
Why don't we just develop more solar power and wind and stuff that doesn't
use oil?  Then we wouldn't be dependent on other countries, and we wouldn't
have to go to war!

Funny how our nation's leaders can't come to that conclusion in only 30
seconds, much less the 30 years since OPEC...

-Joel R. Rutledge
Wichita, Kansas


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Re: [biofuel] Range Was: Air car.

2002-09-15 Thread Keith Addison

Murdoch wrote:

 Whatever happened to Doctor Who? I think he got bounced off the list
 by Yahoo. We've lost scores of members that way, and there's nothing
 I can do about it (quite yet). But I guess he moved on anyway, or
 he'd have resubscribed. On the Yahoo Groups owners list (independent)
 they talk of Yahoo's VP in charge of making list owners hate them,
 the only person there who definitely deserves a bonus (and a long
 vacation on full pay).

One thing I'd like to see is a feature whereby when we sign up for a
neew group we can deliberately download, as fresh new email, the last
two or three hundred emails, so that we can get a sense going backward
of ground that has been covered.  This would allow me, for example, to
study the aircar group without having the stupid web access
cumbersomeness.

Point. Backtracking that far via Yahoo's web interface is hopeless. 
It didn't used to be hopeless, but, Yahoo screwed it up, they're not 
to be trusted, as you say.

We're all just taking a risk with yahoo that they won't blow it.  It's
always been completely obvious that message-boarding is a critical
part of internet life and that the keepers of boards that were not
web-based-to-be-deleted have a chance to sort of build some momentum,
but I don't trust yahoo to get it.  They've wiped out of existence
web-based discussions I've had.  The only reason I do this is that
Usenet bugs me and with this I can get convenient ways to keep my
email... my compositions (however worthless some may find them) are
not lost forever.  I think web-based discussion is not good.  You lose
all your work.  Maybe Socrates was ok with not preserving a written
record of his comments, but he had Plato around to document his ideas
didn't he?

Did Plato use a Mac? :-)

Fully agree with all this. It's silly not to keep everything. 
Deleting stuff means making advance judgments of what may or may not 
be useful in the future, and it just doesn't work. Just keep it all - 
the more there is the more depth it has, and irrelevant stuff in 
there just doesn't matter on a computer, it doesn't even slow it down 
when you're searching. According to Yahoo (new feature at the 
messages section), this group's whole archives is currently 66.3 of 
512 MB (12%). That's not very much on a hard disk, for 16,500 
messages, and it's a fabulous database. (Re not trusting Yahoo, we 
get 512 Mb because we're an older group, that was the standard amount 
with eGroups. But groups started after November 2001 only have 64Mb, 
and some only 32Mb, and as they reach that capacity Yahoo deletes the 
other end of the archives, great. They have no option.)

This is just the problem with web boards - you don't get to keep 
anything unless you take a LOT of trouble, and I don't think anyone 
does that. So, no depth, no continuity. The way they're usually set 
up is opaque, and they're slow. I don't have any time for web boards, 
email's a much better tool. Your point about building momentum is 
quite right, IMO (of course I think this list is a good example!).

The problem we have here is that about a third of the members use the 
no email - web only interface. I disagree with them, but of course 
it's none of my business, if that's what they've chosen that's what 
they should have, I don't have the right to force something else on 
them, nor would I want to. A lot of list owners have already taken 
their groups away from Yahoo, but I don't believe they've found good 
solutions. They go either to mailing lists or to web boards. The 
mailing list software doesn't have a good web interface, if any - 
best you'll get is a web-based archives, but not a full interface 
where you can read, post and respond. And the web boards don't have 
mailing list functions, except some that have a mail-out feature - 
when a new message is posted at the web board, it's emailed to 
members who've chosen that option, but they can't reply by email: at 
the bottom of the message is a url that takes them to the right place 
on the web board to reply there. That's sort of half-acceptable, at 
least you could get everything on your hard disk that way. But that 
would mean sort of hobbling the email users for the sake of the web 
board guys, no way.

There is a solution, though not an easy one, but the results should 
be good. I've been working at this for months now, I'm appalled that 
it's taking so long, but it looks like we're getting there at last. I 
don't want to raise hopes prematurely or talk too much about a bird 
that isn't yet in the hand, though it's not in the bush anymore 
either. But don't lose hope. Yet. And touch wood (please!) that Yahoo 
doesn't blow it in the meantime - all the signs are there. 
Fortunately they're most ponderous when it comes to implementing 
anything new.

Best

Keith


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Re: [biofuel] Range Was: Air car.

2002-09-15 Thread [EMAIL PROTECTED]

The problem we have here is that about a third of the members use the 
no email - web only interface. 

I think that a very large percentage of those folks probably do not
understand, at all, the point of messaging via email and simply see
the web as understandable and convenient, never knowing what they're
missing.  A lot of them probably think it would be somewhat difficult
to set up the email thing so as to not interfere with their regular
email, and so forth.

I wonder if there would be a way to make an option that one could not
use or sign up for a group except as an email group.  That would make
it a de facto email listclub in full, facilitated by yahoo, and that
would be great.

If folks want to do archived web-chat, that's their business, but I
think most of them would be ok with the email format once they saw how
easy and advantageous it is, and, oh by the way, conducive to
more-rational better conversation.

I shudder to think of the work I spent on messages I left on webchat
(aka yahoo boards prior to a certain point, such as the HIPC board)
that are lost forever.

MM

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Re: [biofuel] Nanotubes

2002-09-15 Thread Greg and April


- Original Message -
From: Keith Addison 

 Anyway, isn't this what SF writers call a monofilament?

Monofilament is only one molecule/atom thick in total from edge to edge (
think of monofilament fishing line, not very thin, but, that is due to the
size of the molecule in the first place ).  The Buckytubes have a thickness
of one carbon atom for each wall, so, that is two walls plus the interior of
the cylinder in thickness total.  From what I understand of the technology,
the maximum diameter of a Buckytube is only limited but the molecular
strength of the material ( carbon in this case ).

SF
 monofilaments can cut through anything. If it's that type of
 monofilament, 500 bucks for a gram of it would be a good buy - that
 sounds like a whole lot of nanotube.

That would be, if it was one continuous tube. Most are shorter that than
anyone of the letters in this e-mail.


Greg H.



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Re: [biofuel] Ram Press has arrived!

2002-09-15 Thread Greg and April

I wonder how much oil is in pumpkin seed?

Greg H.

- Original Message - 
From: Ken Provost [EMAIL PROTECTED]
To: biofuel@yahoogroups.com
Sent: Sunday, September 15, 2002 12:44
Subject: Re: [biofuel] Ram Press has arrived!


 
 Amen to all that! Also the dried stalks have good fuel value. And in the
 years I'm rotating with flax, I get fiber for linen, pumpkins make
 pumpkin pie and jack-o-lanterns, etc. etc.
 




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Re: [biofuel] Range Was: Air car.

2002-09-15 Thread Curtis Sakima

Thank you all for all your response.  I seem to think
what it all comes down to is practicality.  H2 is
great ... but only on paper.  I'm correct right??

The no-need-big-range .. I understand, as I AM one of
those fervent EV'ers!!  Disappointing though, how
lead-acid batteries ... though recyclable ..
statistically gets dumped ... sigh.

Everyone's probably wondering why I'm SO adamantly
comparing automotive propulsion unit??  Well, besides
the obvious What's best for America's future
thoughts I have  I've also been considering
converting a used ICE used car to something-else
power.   Right now, I'm planning (someday) to convert
a car into a EV.  I tried powering a ICE with Hydrogen
once upon a time.  Now ... this air-car thing (awe,
shoots) got me fascinated.  Heck, maybe I'll get parts
together to make a 5 mile range air-car!!  My
family'll tell you .. I'm always doing crazy thing
like that.

Again, thanks to everyone for the technology
side-by-side comparo.  It has been very (and this list
always continues to be!!) VERY ENLIGHTENING!!

Thanks,

Curtis



--- Keith Addison [EMAIL PROTECTED] wrote:
I think it's the third time it's been discussed here,
pretty similar each time.

--snip---

As far as hydrogen is concerned, I much agree with
Steve about the difference between an air leak and a
hydrogen leak, also it seems most hydrogen is intended
to come from or via fossil fuels. And hydrogen is
difficult to contain, it eats its way out.
 
Range isn't everything - 

snip--

Separate argument (row, actually) was over batteries,
with a fervent EVer claiming batteries were THE
recycling success story. Turned out betwen 4 and 7
million defunct car batteries a year get dumped rather
than recycled in the US, where there's a good
recycling infrastructure for them, unlike in Third
World countries where there's no infrastructure, yet
people think it's a Good Thing to install PVs. (I've
seen ground-up lead-acid batteries sold to farmers as
zinc fertilizer.)


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Re: [biofuel] Ram Press has arrived!

2002-09-15 Thread Steve Spence

57 gallons / acre

Steve Spence
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[EMAIL PROTECTED]
- Original Message -
From: Greg and April [EMAIL PROTECTED]
To: biofuel@yahoogroups.com
Sent: Sunday, September 15, 2002 6:20 PM
Subject: Re: [biofuel] Ram Press has arrived!


 I wonder how much oil is in pumpkin seed?

 Greg H.

 - Original Message -
 From: Ken Provost [EMAIL PROTECTED]
 To: biofuel@yahoogroups.com
 Sent: Sunday, September 15, 2002 12:44
 Subject: Re: [biofuel] Ram Press has arrived!


 
  Amen to all that! Also the dried stalks have good fuel value. And in the
  years I'm rotating with flax, I get fiber for linen, pumpkins make
  pumpkin pie and jack-o-lanterns, etc. etc.
 





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Re: [biofuel] Hi from Australia

2002-09-15 Thread Tony

Hi Doug.

Im in Adelaide!  Just sent an email to Neil asking for
some tips etc.  Still trying to work out which method
to use!

Any help or comments would be greatly appreciated.

Cheers

Tony
 --- Doug Foskey <[EMAIL PROTECTED]> wrote: 




On Sun, 15 Sep 2002 20:36, you wrote:
 Hi all,

 I've just found your group  are very
interested in making Bio
 Diesel. I have been collecting lots of info
from the web,  it all
 seems to good to be true.


 I want to make as small trial batch before I get
into it in a bigger
 way. Are there any problems running a turbo
diesel engine on Bio
 diesel, as this is my main objective.

 Any hints or tips for a first time maker?

 Cheers

 Tony


Tony, where R U in Aus?? (I'm in N -NSW, there is Neil
in ACT also)
 I run a Supercharged
Mazda 626,  a Peugeot 405SRDT on Bd.
regards Doug








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[biofuel] source of ethanol

2002-09-15 Thread Michael S Briggs


Hello,
I'm new to the group, and wanted to start off with a question -
does anyone know of a good source of reasonably priced ethanol for making
biodiesel? It doesn't need to be completely anhydrous (95% would be okay,
I can use dessicants to remove the rest of the water), but it can NOT be
denatured with gasoline. It would be okay to be denatured with methanol,
but of course I'd prefer it if it were possible to get ethanol that hasn't
been denatured at all.

Thanks,
Mike
-
Michael S. Briggs   Never judge a man until you've
UNH Physics Department  walked a mile in his shoes. Then
(603) 862-2828  when you do judge him, you'll be
a mile away and you'll have
his shoes.
---



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[biofuel] Fw: ZECA

2002-09-15 Thread Steve Spence

Interesting.

Steve Spence
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[EMAIL PROTECTED]
- Original Message - 
From: Timothy Miller [EMAIL PROTECTED]
Newsgroups: sci.environment,sci.energy
Sent: Sunday, September 15, 2002 10:39 PM
Subject: ZECA


 ZECA (fromerly The Zero Emission Coal Alliance) has the exclusive
 option to license the clean coal technology deveoped by Los Alamos
 National Laboratory.
 
 See www.zeca.org/overview_docs.html for some good papers.
 
 The pdf Anaerobic Hydrogen Production: Precursor to Zero Emission
 Coal contains equations for the reactions including the all-important
 energy balances.


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[biofuel] LA Times Article Describing Near-End of Electric Vehicle Efforts in California

2002-09-15 Thread [EMAIL PROTECTED]

Lest Biofuel Fans take over-much solace in problems of getting EV's built: note 
please the
over-anxiousness of the journalist, in this and other cases, to do the bidding 
and the
quoting of the standard Auto-Industry Oil-Industry line.  This lack of critical 
inquiry is
a hallmark of journalists' coverage I've seen of the issue.  They generally 
simply accept
the explanations that are given them by the Industry Spokesmen.  

I'm sure you all know, when the Oil Industry decides the same should be true of 
a biofuel
issues: Look Out.

MM



http://www.latimes.com/news/local/la-me-cars15sep15.story?coll=la%2Dheadline
s%2Dcalifornia

State Takes Sharp Turn on Emissions
Cars: With electric vehicles still impractical, hybrids and gasoline engines
are showing unexpected promise.
By GARY POLAKOVIC
TIMES STAFF WRITER

September 15 2002

California set out boldly 12 years ago to fill the highways with smog-free,
electric cars, but today air quality officials are quietly admitting failure
and embarking on a new strategy to cut tailpipe emissions.

The planned rollout date for the zero-emission vehicle is at hand. But the
arrival of fully functional and affordable electric cars is nowhere in
sight, as vacant battery-charging parking spaces at shopping centers attest.

As early as January, the state Air Resources Board is expected to overhaul
its regulations, moving away from electric cars and emphasizing promising
new technologies instead. These include extraordinarily clean gasoline
engines and hybrid cars powered by a combination of batteries and a small
combustion engine.

The new technologies, which were not anticipated when the electric-vehicle
program began in 1990, are just now beginning to come into their own.

We put a lot of faith in battery electric vehicles to meet the
[zero-emission vehicle] mandate but, in spite of significant efforts,
batteries have inherent limitations, said Alan C. Lloyd, chairman of the
state air board.

We're not giving up on the goal of the zero-emission vehicle, but we have
to be realistic. No matter how you cut it, it is disappointing, Lloyd said.

Despite the failure to produce electric cars, the progress on other fronts
has buoyed hopes that ultra-clean, if not battery-powered, cars are on the
horizon. That is good news. Without dramatically cleaner cars, trucks and
vans, smog centers such as Los Angeles, Bakersfield and San Bernardino will
have little hope for healthy, blue skies. Vehicles release about two-thirds
of all smog-forming pollutants across California, creating a pall linked to
bronchitis, asthma and cancer.

The battery car never lived up to expectations because conventional
lead-acid batteries don't produce enough power to make electric cars perform
like vehicles with gasoline engines. More advanced batteries that improve
performance still cost too much.

The battery electric car is not going to be viable any time soon. It is
dead on arrival, said Greg Dana, vice president of environmental affairs
for the Alliance of Automobile Manufacturers, which represents 12 of the
world's biggest automakers.

Other technologies, however, are advancing rapidly. Some, including hybrids
and ultra-clean gasoline cars, are approaching near-zero levels of emission.
For air quality officials, it is an unforeseen twist.

Have technology-forcing regulations paid off? Absolutely. Did it pay off in
the way we had hoped? No, Lloyd said. If you keep pushing technology and
technology-forcing standards, you don't always know what will accrue, what
the side benefits are. There have been side benefits, and there will be more
benefits that would not have accrued without our push.

Standards effective with the 2004 model year require that the cleanest new
cars emit only one-twentieth the amount of smog-forming material as is
released by cars on the road today. Recent tests at UC Riverside on 24 of
those next-generation gasoline cars showed they exceed even the most
stringent California standard, a result considered impossible several years
ago.

One Honda Accord, specially equipped with a sealed fuel tank and exhaust
traps, produced virtually no air pollution, said James M. Lents, director of
the Environmental Policy, Atmospheric Processes and Modeling Laboratory at
UC Riverside.

The air coming into the [car's] intake was more polluted than what was
coming out of the tailpipe, Lents said.

We can build some mighty clean gasoline cars today, a lot better than
people have argued could be built. It is possible today to build gasoline
vehicles that come close to zero pollution. The technology has gone so far.

Hybrid cars are proliferating too. About 15,000 hybrids, led by the Toyota
Prius and Honda's Insight and Civic, are on California highways, officials
estimate. Toyota Motor Corp. plans to produce 300,000 worldwide in two
years, while the Big Three auto makers have plans for hybrid vehicles
beginning in 2004.

The hybrids are powered by batteries in support of small gasoline engines.
They 

Re: [biofuel] source of ethanol

2002-09-15 Thread Curtis Sakima

I'm certainly no expert on the subject, but isn't
un-denatured ethanol moonshine/ATF ... uh, you know
.???

Curtis

--- Michael S Briggs [EMAIL PROTECTED] wrote:
..but it can NOT be denatured with gasoline. It would
be okay to be denatured with methanol, but of course
I'd prefer it if it were possible to get ethanol that
hasn't been denatured at all.


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Re: [biofuel] source of ethanol

2002-09-15 Thread Ken Provost

Michael writes:


does anyone know of a good source of reasonably
priced ethanol for making biodiesel? It doesn't need
to be completely anhydrous (95% would be okay,
I can use dessicants to remove the rest of the water),
but it can NOT be denatured with gasoline. It would be
okay to be denatured with methanol, but of course I'd
prefer it if it were possible to get ethanol that hasn't
been denatured at all.

In the US, that would always be taxed as beverage alcohol
(I believe -- maybe there are some exceptions) and would
be prohibitively expensive. Even denaturing only lowers the
price by the tax -- still $5-$7 a gallon even in multi-drum
quantities.  It's the fuel-grade folks who really make huge
quantities cheap ( $2 a gal) , and they all use gasoline as
denaturant. What's your objection to that?

By the way, only fuel-grade is typically grain-based, unless
you especially buy (and pay extra for) so-called grain neutral
spirits. And this stuff is rarely denatured, so you pay the tax
as well. Most solvent stuff (paint stores, Home Depot, laboratory
supply places, etc.) is made from ethylene (from petroleum)
and is probly worse (environmentally) than methanol.

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