I just posted my drag bike on the EV Trading Post. I will sell the motor
separately. Take a look here for more details and feel free to contact me with
any questions.
http://home.comcast.net/~damonhenry/evdragbike.htm
damon
_
Hi All,
A while ago I wanted to experiment with paralleling Dewalt tool batteries to
make usable EV packs, with a thought of perhaps using them on my motorcycle. I
have two brand new packs along with a charger and the proper style connectors
to parallel more packs together. The two packs
I have a brand new Alltrax 4850 controller in my inventory of EV items to
dispose of. I got this as a factory warranty replacement for one that I blew
up on my motorcycle and have never used it (I upgraded to a 72 volt model).
Before I sell it on Ebay I thought I would offer it to my list
. When I added a 3:1 jackshaft it actually started performing
nicely. It made a huge difference. - SteveS damon henry wrote: Your
current numbers look much higher than I would have expected. Years ago when
I first put together my motorcycle, after I had the motor and sprockets
mounted, I
Again, very similar to my setup. That is the same controller I have used for
years although I currently have a 72 volt model on the bike, but that is only
because I had it sitting on the shelf the last time a blew up a 48 volt one and
I have yet to swap it back.
damon I was running 36V on
and haven't had any problems yet, knock on wood. Each
bike has over 500 ev miles... not a ton but a data point. Garret
--- On Fri, 8/15/08, damon henry [EMAIL PROTECTED] wrote: From:
damon henry [EMAIL PROTECTED] Subject: [ElectricMotorcycles] Another
Alltrax bites the dust
My only sprocket loosening issues were when set screws loosened. It's been a
few years since I've had that happen.
damon
Date: Thu, 31 Jul 2008 07:09:07 -0700From: [EMAIL PROTECTED]: [EMAIL
PROTECTED]: [ElectricMotorcycles] finally
i finally got my bike registered, if you make your
NIMHs are totally off my radar, because as you said, the right size cells are
unobtainable. They are also tough to charge correctly especially when you have
to parallel them all together to get the correct size pack. If you want
expensive lightweight batteries the clear choice is lithium,
. I don't need a huge battery pack (so I
think) and the NiMH didn't look to crazy. But there must be reasons it's
not being used. I figured I'd need 150 cells and if they have to managed
individually that is a problem. Just thinking out loud. - SteveS
damon henry wrote: NIMHs
sites use
such awful graphics?) which makes me doubt their reliability. The packs
are too large for my ultra-lightweight project, but very interesting for the
next phase. John damon henry wrote:
http://www.electricwheelsinc.com/batteries.shtml
Everything you need to know you should be able to download from the Alltrax
website. The AXE user's guide is here
http://www.alltraxinc.com/files/Doc100-003-A_OP-AXE-Operators-Manual.pdf.
For bench programming prior to installation, two 9V batteries
in series may used to power up the
You may be correct although from the message I can't tell if they got that far
or not. I've never tried to upgrade the firmware on one of these controllers
and I'm not sure what would cause them to want to do that. I usually just take
them out of the box and install them as is, although I may
controllers? -shawn -Original Message- From: damon henry
[EMAIL PROTECTED] Subj: Re: [ElectricMotorcycles] New News and about axe
7245R1alltraxcontroller Date: Thu May 15, 2008 9:48 am Size: 2K To:
ElectricMotorcycles listserv@electricmotorcycles.net You may be correct
although
I think you will need closer to 80-100 ahr of those batteries to get 50 miles.
With a 100 ahr pack of Nicads at 48 volts I had a 35 to 40 mile range at 50
mph. The pack weighed 230 lbs. Your lithiums will be quite a bit lighter and
since you are running at 72 volts instead of 48 you would
systems. Or one SPST contactor, and one SPDT
contactor.Regards, Andrew in NMOn Mon, May 5, 2008 at
11:31 AM, damon henry [EMAIL PROTECTED] wrote:You use contactors
to physically rewire the motors. In series both motors see the same
current in parallel they both see the same
I'm very skeptical of any EM claiming 45 - 50 mile range on 300lbs of lead.
Cut that in half and you are in the right ball park. Either he has much bigger
batteries than yours (the EV24a are listed at 50lbs each). Or you are riding
on very flat ground (you are in Florida so that much is a
Well, we are not talking about drag racing, so 1500 amps is not a requirement,
but on my bike which only has a 48 volt Alltrax, I often pull 300 -350 battery
amps during acceleration and cruise at between 100 and 200 amps. Are they up
to that task? I will be interested in hearing what you
So according to these numbers running at 30 mph for one hour would take you 30
miles and require 85 - 90 ahrs. The specs I looked up on your battery included
a rating of 84 ahrs but that is at the 20 hour rate. At an 85 amp draw they
are rated to last 32 minutes. So with no stopping and
I still cringe everytime someone recommends an Etek motor. Yes you can save
about 25 lbs over an ADC 6.7 motor, but they just have such a small margin for
error in this application that you are always flirting with a motor meltdown.
A bad choice in gear ratios, I little too much time pulling
Congratulations, it looks great.
damon Date: Mon, 7 Apr 2008 21:45:36 -0700 From: [EMAIL PROTECTED] To:
ListServ@electricmotorcycles.net Subject: [ElectricMotorcycles] My Electric
Motorcycle I finished my electric motorcycle and posted the info here:
http://www.evalbum.com/1628 -Lennon
Once you spring for a Zilla, the point is moot. The only reason for a
transmission is to try to get good acceleration and a high top end out of a
moderate motor controller combo. A Zilla has plenty of overhead to accomplish
this with a single motor... unless of course you are talking about
Hi Andrew,
Forty four miles on an electric motorcycle is probably over ambitous for your
first project. I am not aware of a single electric motorcycle that can be
ridden this far day in and day out. Electric motorcycles are cool, but it is
very difficult to stuff enough batteries into one
If you are in need of a good motor take a look at Jim's latest offerings. Take
my advice, don't screw around with one of those easy to melt pancake motors,
get yourself one of these forklift rebuilds instead. Jim makes them
bulletproof. They just soak up whatever amps you throw at them and
volts? - SteveS
Damon henry wrote: If you are in need of a good motor take a look at Jim's
latest offerings. Take my advice, don't screw around with one of those easy
to melt pancake motors, get yourself one of these forklift rebuilds
instead. Jim makes them bulletproof. They just
brushes, would deal with that a lot better. And
since I would need less than 2500 RPM max or so, I don't need to overvoltage
it. What is the downside of a larger motor ( other than weight and size)?
- SteveSdamon henry wrote: It will be great at lower volts. It
likely has spent it's life
This will work, and probably work fairly well, but is a lot of work, and will
take a lng time to charge. One thing you need to keep in mind is that when
you put two batteries in parrallel their capacity becomes the sum of the two
batteries, so if you put 6 12 volt batteries in parallel
://www.kreuzotter.de/english/espeed.htm HTH John damon henry wrote:
It seems to me the changes should be proportional.
_
Helping your favorite cause is as easy as instant messaging. You IM, we give.
http://im.live.com/Messenger/IM
That's awesome! I have not owned a Palm for almost a decade, after I swtiched
to pocket PC's, but I would definitely pick one or two up cheap on eBay to run
this program. It beats the heck out of trying to strap a laptop on the bike.
One more parameter which is very important to me and
I have two of these that I bought for a slightly lower price here.
http://www.batteryservice.com/products_final.aspx?Category=ChargerModelNumber=SE-1072
I bought one over a year ago and damaged it slightly by running it at too high
of a current (the 24 volt setting no longer works correctly),
It really is a balance between acceleration and top speed. Your figures don't
sound that much different than my motorcycle. Mine won't even move without
pulling 100 battery amps to get it started, and I top out at about 60 mph. I
can maintain 40 mph pulling about 100 battery amps. That's
up top end
for a solid low end start up. - steve damon henry wrote: It really is
a balance between acceleration and top speed. Your figures don't sound that
much different than my motorcycle. Mine won't even move without pulling 100
battery amps to get it started, and I top out
What controller are you using? The alternative to a different gear ratio is
more amps :-) It's possible that once you get moving a bit you will feel the
gear ratio you already is fine. If you have a contactor that is rated for the
job you can test this by hooking a battery straight to the
what brand Forklift, what voltage, did it have an external shaft or two,
any model number you can remember? HP rating at the intended voltage. Any
comments on it from Mr. Husted? Thanks Jeff On Jan 30, 2008 3:44 PM,
damon henry [EMAIL PROTECTED] wrote: For those that are interested I
finally
For those that are interested I finally put some pictures of my new truck up on
the Evalbum site. There is still lots of test and tune stuff to do, and I
don't have all the wires tucked away and such so I only put up pictures of the
parts that look complete for now :-) Until it is approved
I for one am dieing to start playing with Lithium, but charging and BMS are way
critical. For now I have two Dewalt 33 volt tool batteries and a charger I
bought off Ebay to play with. I have a 24 volt 25 amp lawn mower, a 36 volt 40
amp scooter, a 48 volt 400 amp motorcycle, and a 72 volt
Everything on this truck is a bit undersized, but I am trying to see what I can
get away with in order to use less lithium. So I have started with an Alltrax
72 volt 450 amp controller, 480lbs of BB600 Nicads in two strings of ~81 volts
and an 8 brush ADC 6.7 motor. The truck itself is a
Yes, you bolt lugs to it. To be honest though I do not know what size the
holes are, and you are correct in that it does not seem to be in their diagram.
One thing that is in their diagram that I just noticed is recommended wire
guages and guess what... For a 400 amp controller they
I've been using my Magura for over three years and can't imagine the need for
such a device. Personally I would never use anything different, well of course
except on my drag bike which already has a cable and a potbox installed by the
previous owner. Still, when I look at how he has the
Well, it is a shorter 4 brush motor though that should be plenty of motor for a
motorcycle. I think $250 is a good price for a motor that you can potentially
use as is. You could always send it to Jim later if it needs some working up.
It will cost you a little in freight and some for Jim's
There was some talk about sprockets on the EVDL a couple of weeks ago and it
was pointed out that surplus center
(http://www.surpluscenter.com/sort.asp?UID=2007110512354268catname=powerTranskeyword=PH50)
has #50 sprockets with hubs for only $5 a piece. It was mentioned that these
will work
How much did the Perm 132 cost you? I'm under the impression that they are
quite spendy. My bike frame is also a 250 (1975 Suzuki GX250) and my motor
weighs about 50 lbs. So on the one hand it is about twice as heavy as a Perm
132, but on the other hand it is only an extra 28 lbs and has
battery pack ( 11.9KW, 684lb of battery), 18 batteries, fun...Later
On 9/24/07, damon henry [EMAIL PROTECTED] wrote:
How much did the Perm 132 cost you? I'm under the impression that they are
quite spendy. My bike frame is also a 250 (1975 Suzuki GX250) and my motor
weighs about 50 lbs. So
bike, a larger
motor like the 7.5 would be great. Shawn damon henry wrote: Well, my
advice is don't buy one at all. They seem nice until they melt down. I
would contact Jim Husted and get a nice ADC 6.7 inch motor that can handle
the job. Some have gotten by with Eteks, but many have
Well, my advice is don't buy one at all. They seem nice until they melt down.
I would contact Jim Husted and get a nice ADC 6.7 inch motor that can handle
the job. Some have gotten by with Eteks, but many have also burned them up. I
bought my Alltrax from http://www.evsource.com/.
damon
Let us know how that works out. I'm skeptical that these batteries have enough
ooomph to keep you happy at only 44 volts. They claim a continous rating of
270 and max of 450 amps, but all their capacity and lifecycle testing is done
at 30 amps, so you may find at the higher rates they don't
If you're happy with the Soniel, you can always just use two. Either get two
36 volt models, or stick with the 48 volt one you already have and pickup a 24
volt model with similar ratings.
damon
From: [EMAIL PROTECTED]
Hey Dale, I'm planning on buying a Zivan charger pretty soon and was
I don't think that there is any general differences in the DD and ADC
motors that are relavant to your application.
There are two main things to consider when comparing similar series wound
motors, and they both have to do with how much current they can handle. The
first is the brushes.
Definitely go with the 72 volt controller if you want to do freeway speeds.
It makes it much easier. AC is probably not much of an option on a
motorcycle, unless you are really trying to do something unique. Get in
touch with Jim Husted at Hi Torque Electric in Redmond and he can help set
I've got no ideas about your DC to DC, but this is why I always recommend
the 6.7 inch series wound motors over Eteks. It's not that they can't do
the job, but they are too easy to fry. Too many amps either undoes all the
solder or demagnatizes the magnets. Yes they are small, and yes they
Electric scooters are easy, you can just go out and buy one. Here is just
one example.
http://www.evparts.com/shopping/product_details.php?id=803product_id=3276
From: Michael [EMAIL PROTECTED]
Reply-To: ElectricMotorcycles listserv@electricmotorcycles.net
To: 'ElectricMotorcycles'
specific I should get?
Or will typical copper electrical wiring do?
Henry
damon henry wrote:
Sure lots of us could since it is something that we have all done before.
Do you have a specific motor and controller in mind? Do you understand
some basics about electrical circuits?
My setup which
That sounds great. My ADC 6.7 inch does not get too hot, but I have a
feeling the one I am putting in my truck might since it is going to be
pushing around a lot more weight. I will probably need to add a blower to
it. Of course, the truck will have the advantage of having a transmission,
Very nice. Some of you guys really work hard and get everything buttoned up
so well. I remember when I first started building my bike and looked at the
limited selection of EMs on the Ev photo album. There were some real
monster listed... still are. For a while I thought mine looked all
@electricmotorcycles.net
Subject: Re: [ElectricMotorcycles] Electric Freccia
Date: Thu, 28 Jun 2007 15:13:18 -0700
I guess I need to fabricate some body workthis looks great.
On 6/28/07, damon henry [EMAIL PROTECTED] wrote:
Very nice. Some of you guys really work hard and get everything buttoned
up
so well. I
And the next project is a solar charger, three salvaged Sharp panels (I
have them already, hi-voltage grid-tie units), a solar charge controller, a
battery bank, and an inverter adequate to handle the six 6A chargers on the
bike. The solar charger is a bit convoluted, ideal would be an 84 volt
Sure lots of us could since it is something that we have all done before.
Do you have a specific motor and controller in mind? Do you understand some
basics about electrical circuits?
My setup which is rather common goes like this. It is essentially one big
series circuit. The batteries
There are two possible problems with regen on a motorcycle. The first
depends on the motor type. Permanent Magnet and Sepex motors do regen well,
series wound motors do not. So the first issue may or may not be an issue
depending on your motor type. Personally I have a series wound motor.
what motor should I use...
Personally, I'm really liking the PERM132. I have an etek in my CBR but
I'm beginning to think a heavy bike is too much for it. When my bike had
little Hawkers at around 78 pounds the bike went like snot and the motor
never got warm. Even riding full throttle
I would not call the weight penalty of an ADC big. The ADC on my motorcycle
weighs in at around 50 pounds, which is probably 20 - 30 pounds more than
one of the pancake style motors. It is definitely heavier, but that's part
of the reason in can deal with more amps. In motors, amps generate
controller? (Travis Gintz)
4. Re: VFR700 conversion was: Kelly's controller?
(Philippe Borges)
5. Re: Kelly's controller? (damon henry)
6. Re: Kelly's controller? (Mike)
7. Re: Kelly's controller? (lyle sloan)
8. Re: Kelly's controller? (Travis Gintz
Nope,
No one has ever tested it. How about if you be the first :-)
Seriously, this is basic physics. Everytime you convert energy from once
form to another there are loses involved. Your scheme would entail several
energy conversions and corresponding losses. In the end you will have less
With that battery, I would say lying it flat would be a problem. It does
not look sealed.
Even with a sealed battery having them laying in different orientations can
cause an imbalance. However, with sealed batteries I would not worry about
it as long as you have a decent charging scheme
It shouldn't take much time at all. I'm not sure what all you mean by the
El Ninja aproach (I do know what the El Ninja is I'm just not sure what
distinguishing features it has) but really you are just looking to fit the
pieces in the correct places. In my opinion the most important thing to
out here, just
grew up farming and keeping the junk running at harvest time... I need
to lean on others that have made it down the same road.
Thanks.
Tim
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of damon
henry
Sent: Tuesday, June 19, 2007 1:39 PM
If your contactors don't work out, these big GE contactors on Ebay should do
the trick. I bought some from this seller a few months back and have them
sitting in my garage.
ebay item 150124809100
damon
From: Jack Knopf [EMAIL PROTECTED]
Reply-To: ElectricMotorcycles
At 72 volts why only 40 mph? Is that just the limit on the roads you are
riding? With your setup it should be easy to do freeway speeds.
damon
From: Jeff Blamey [EMAIL PROTECTED]
Reply-To: ElectricMotorcycles listserv@electricmotorcycles.net
To: ElectricMotorcycles
The only thing that I do that you haven't already mentioned is parallel
about 600 watts worth of light bulbs together and put them in series with
the battery when I want to do a constant current charge at about 3.5 amps.
I use this for equalizing once in a while. Other then that it's the
Your dreaming a little too big... There are very few EMs in the world that
can do 100 mph for even 1 mile and just about as many that can go 100 miles
at 1 mph. If you want something that can do 80 mph and have a useable 20
miles range your looking at something very doable. The effort to
: [ElectricMotorcycles] NOOB question: Ranges
possible(feasible)on EM's
Date: Thu, 29 Mar 2007 12:21:56 -0600
damon henry [EMAIL PROTECTED] wrote:
Don't be enamored with the Etek motors. They are relatively expensive and
hard to find, and easy to damage from drawing too much current. There are
many
Forty miles range is very tough unless as Garret points out you spend a lot
of money on the batteries. The other option might be a very heavy lead acid
battery pack. In that case you could probably get away with around $1000 on
batteries, but the bike would need to be very heavy, and the
Most of us use a single gear ratio so no tranny. I'm running my motorcycle
at 54 volts with a 48V 400 amp Alltrax controller and a 14/41 gear ratio.
Acceleration is fine, more like a car than a motorcycle, however. I easily
keep up with traffic and I top out at 60 mph. 175 lbs of BB600
I'm not sure how much the Jim Husted magic costs, but stock these motors
have been seen for a lot less, probably because John Wayland bought a lot of
about 32 of these a couple of years ago and spread them around at his cost
of $125 each. I got one for that price then picked up another in
You will need to lug more like 300 lbs of batteries upstairs if you are
using lead. Six 50 pound lead acid batteries might get you all the way
there.
A transmission will not help your range and will add weight and take up
space which you will need for batteries. A transmission will let you
Getting to freeway speeds is simple, getting 40 miles a charge at freeway
speeds is almost impossible unless you spend some serious money on expensive
batteries and some serious time building a system to properly take care of
them.
Damon
From: James Allgood [EMAIL PROTECTED]
Reply-To:
Here's a couple of thoughts. First for the drag racer amongst us: What if
you could cool your motors before the race? I mean, like make some copper
coils that can slip over them in the pits that run off to a refrigerant and
get them really, really cold just before the run. Then slide the coils
I don't think that an Etek at 48 volts will give you enough power. I have
heard that they melt down if you try to use them at much over 300 amps. In
order to pull hills at a decent speed you would need to choose a gear ratio
that would limit your top end too much. Then again, I don't know
Voltage determines RPM and these are rated at 72 Volts so over-revving
should not be a concern for you. Just don't hook up 72 volts with no load
on the motor or it may over-rev and 'SPLODE.
I am running the same motor on 48 volts with a 14 to 41 gear ratio. At 60
mph I spin the motor at
Well for the second time my Alltrax controller let the smoke out. It should
still be under warranty so I will be getting ahold of Alltrax again, but I
wonder why it did it. I never have gotten around to putting in my main
contactor so I know it is not voltage spikes. I just use one of those
A pot box is a lot of work when you can just use a Magura Twist Grip
throttle.
http://www.evparts.com/shopping/product_details.php?id=540product_id=2162
From: [EMAIL PROTECTED]
Reply-To: ElectricMotorcycles ListServ@electricmotorcycles.net
To: ListServ@electricmotorcycles.net
Subject:
I'm not sure that the direction is as important as the fan itself. A CPU
fan does not sound strong enough, but it's not much of a description to go
on. Have you seen Miles Tweets setup http://www.austinev.org/evalbum/492.
You might want to contact him to see what he used. 6.5 inches does
Hi Paul,
It takes a certain amount of power to push your bike through the air and
over the road at 50mph. In your case 100 amps at around 40 volts or roughly
4 HP. Changing your gear ratio will not change how much power it takes to
move the bike at 50 mph unless you are running the motor in
When I came into work this morning one of my coworkers who has been shopping
for a motorcycle showed me this add.
http://portland.craigslist.org/mcy/160694197.html
2 Electric Motorcycles Frames in Good Shape - FREE
2 Electric Motorcycles - some pieces - cool looking when put together. If
I can't think of a whole lot of other things they could be.
From: Mike [EMAIL PROTECTED]
Reply-To: ElectricMotorcycles ListServ@electricmotorcycles.net
To: ElectricMotorcycles ListServ@electricmotorcycles.net
Subject: Re: [ElectricMotorcycles] My new mystery bikes...
Date: Mon, 15 May 2006
Isn't it redundant to use the words 'broken down' and 'Ford' in the same
sentence?
Perhaps sometimes, but this van has been a sweet deal. We bought it several
years ago with around 75K miles on it and it now has almost 180K. We've had
to fix a few things over that span, but not enough to
One thing that bugs me on the EVDL is the occasional bickering over what a
real hybrid is. I especially get annoyed by those who want to claim that my
Honda Insight isn't a real hybrid. Well I ran my own homemade Hybrid today,
and this one matches all the usual criteria people use to define a
From: Mike [EMAIL PROTECTED]
Reply-To: ElectricMotorcycles ListServ@electricmotorcycles.net
To: ElectricMotorcycles ListServ@electricmotorcycles.net
Subject: Re: [ElectricMotorcycles] Fwd: Belt Drive
Date: Mon, 17 Apr 2006 14:16:25 -0400
Just WHAT is the break in procedure? I spent a lot of
Here is what I get out of the doc. You need to send the controller a
command and it will send you a response. If you want to get the Battery
voltage you need to send it
5B 04 39 00 00 98
If the battery voltage is 48v it should send you back.
5B 04 39 01 D4 plus some unknown hex value (the
From: Shawn M. Waggoner [EMAIL PROTECTED]
Reply-To: ElectricMotorcycles ListServ@electricmotorcycles.net
To: 'ElectricMotorcycles' ListServ@electricmotorcycles.net
Subject: Re: [ElectricMotorcycles] photos of the dash
Date: Wed, 30 Nov 2005 13:13:07 -0500
I was thinking of doing something
Long story short I am wondering if we would need to have Jim Husted at
Hi-Torque do some serious preventative measures if one were to head north
of 500+
motor amps in the 6.7 class?
Not much Jim can do about higher motor amps. More amps means more heat, so
the deciding factor is usually
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