On 5/14/2015 11:21 AM, Ben Goren via EV wrote (in part):
No way is that station going to have a 20 MW feed from the
grid...that's about 5% - 20% of the output of a utility-scale
generating unit. And even the utilities themselves would have problems
running such a facility because of the sharpl
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On 05/14/2015 11:21 AM, Ben Goren via EV wrote:
> Worse...I don't think I've ever seen anything bigger than a 220V / 50A
> breaker in a residential panel -- though, granted, I'm certainly not
> an electrician. That's 11 kW. You're going to need half a dozen of those,
I have a 60A breaker so my PFC
On 05/14/2015 11:21 AM, Ben Goren via EV wrote:
Worse...I don't think I've ever seen anything bigger than a 220V / 50A
breaker in a residential panel -- though, granted, I'm certainly not
an electrician. That's 11 kW. You're going to need half a dozen of those,
70-80 amp breakers are fairly easy
27;s needs once
> vehicles can reliably get over 200 miles on a full charge.
>
> b&
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Ben Goren via EV wrote:
Thinking this through a bit more...I'm not sure that it would make
sense for a rapid-charging station to operate without a substantial
dump pack of its own.
That is correct. I worked for a company that made high power chargers,
mainly for commercial/industrial users. It
On 14 May 2015 at 15:59, Russ Sciville via EV wrote:
> the power module is a complicated bugger ...
Your description sounds at least superficially similar to the way the Prius
works.
In the Prius, the motor, motor-generator, engine, and final drive all share
a planetary gear unit. If I un
On 14 May 2015 at 9:21, Ben Goren via EV wrote:
> How many people living in McMansions are going to be happy shutting
> down basically everything, especially all the air conditioning and pool
> equipment they paid so much extra to get the 400A service for in the
> first place, every time they want
can
reliably get over 200 miles on a full charge.
b&
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I agree with Jamie. There are obviously a great range of situations, but I
would guess his is more typical.Where I live people seem to roughly fall
into two categories: those who like evs but can't afford one, and those who
can afford an ev but don't want one. The former can only afford one ca
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EVDL Administrator via EV wrote:
A typical US suburban tract home has a 200 amp, 240 volt service...
Many modern "mcmansions," which are often built by the dozens in high end
developments, now have 400 amp service. This would allow for a continous
power of almost 77kW.
Not quite. That's the pe
Roadside charging stations - that's the interesting question. How many
will be needed and can they be profitable? Certainly there's a lot of
upfront cost to bring in the power, transformers, rectifiers, load
leveling, and so on. Once done, though, operation and maintenance
should be miniscul
On 05/14/2015 12:21 PM, Ben Goren via EV wrote:
Worse...I don't think I've ever seen anything bigger than a 220V / 50A
breaker in a residential panel -- though, granted, I'm certainly not
an electrician.
I have an 80A breaker in my panel for the 15Kw backup heat in our
air-source heat pump.
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iville
> To: Paul Dove ; Electric Vehicle Discussion List
> ; Electric Vehicle Discussion List
> Sent: Wednesday, May 13, 2015 11:05 AM
> Subject: Re: [EVDL] Supercharging is not the way.
>
> Volt/Ampera's regularly do more than 50 miles on their 10.4kWh battery packs
&
MPH.
> I was speaking of normal driving.
> From: Russ Sciville
> To: Paul Dove ; Electric Vehicle Discussion List
> ; Electric Vehicle Discussion List
> Sent: Wednesday, May 13, 2015 11:05 AM
> Subject: Re: [EVDL] Supercharging is not the way.
>
> Volt/Ampera's
u would have to prove that, Of course the i-MiEV will go further if you
> drive 40 MPH.
> I was speaking of normal driving.
> From: Russ Sciville
> To: Paul Dove ; Electric Vehicle Discussion List
> ; Electric Vehicle Discussion List
> Sent: Wednesday, May 13, 2015
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>> Sent: Wednesday, May 13, 2015 11:05 AM
>> Subject: Re: [EVDL] Supercharging is not the way.
>>
>> Volt/Ampera's regularly do more than 50 miles on their 10.4kWh battery packs
>> and that includes dragging round a backup four cylinder engine in a steel
>> chassis.
>
>
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On 13 May 2015 at 22:31, Lee Hart via EV wrote:
> a certain percentage of the market will never be happy with EVs until
> they are "just like ICEs".
I hate to say it, and I'm vulnerable to "citation needed," but I'd have to
estimate that percentage at around 90 percent. :-\
Especially here in
On 13 May 2015 at 10:58, Ben Goren via EV wrote:
> 15 kWh / 15 minutes is 60 kilowatts...not quite the level of
> insanity of a megawatt, but still in a range far beyond what you'd ever see in
> a residential setting.
Not so far beyond at all. A typical US suburban tract home has a 200 amp,
240
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I have a "low range" S-10 pickup conversion with lead acid batteries.
(I limit it to 20 miles a charge with new batteries, and after a year
or two the usable range is closer to 15 miles.) It's also relatively
inefficient, especially for the stop and g
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