Aaron Choate <
[email protected]> wrote:
> Yeah - I would imagine that the reaction will be different in
> different areas. To be more specific, I think our local utility (in
> Austin, TX) is scared of what will happen when all these happy EV
> commuters get home at 5-6pm, hop out of their cars and plug in to
> charge while at the same time cranking their AC up to high to get the
> interior of their homes to a livable temp. I think they also "get"
> the potential for balancing the load later in the evenings. They're
> just looking for a way to be able to shed the charging load during
> their peek periods which gets complicated fast. We aren't there yet,
> and likely won't be for several years, but I guess I am currently glad
> that they are at least looking at it. Check back later for my current
> frustration level... [grin]
>
> On the other hand, I've also noticed a wide array of
> responses/acceptance of homebuilt/converted vehicles vs. factory built
> EVs from the major utilities. I have seen some visibly cringe when I
> brought up the topic of ensuring support for homebuilt/converted EVs
> in standards efforts when at altCar events. ... not encouraging to say
> the least. Some of us will want to continue to tinker, even when the
> majors have product in the dealerships.
>
> /Aaron Choate
> REVOLT Electric Vehicles
>
> On Fri, Oct 8, 2010 at 12:24 PM, Cor van de Water <
[email protected]> wro=
te:
>> This does not jive with the PG&E presentation at
>> one of the EAAEV chapter meetings, which stated
>> that they *love* Evs, especially because of their
>> property to better balance the load and there may
>> be even rate *reductions* from improved efficiency
>> (read: flatter load between day/night) leading to
>> cost reduction per kWh (more kWh supplied without
>> much cost increase, at night) so they regarded
>> EVs plugging into their outlets as a win-win
>> situation...
>> Probably one of the chapter members has this
>> presentation available, contact me if you cannot
>> reach the Silicon Valley chapter.
>>
>> Regards,
>>
>> Cor van de Water
>> Director HW & Systems Architecture Group
>> Proxim Wireless Corporation http://www.proxim.com
>> Email:
[email protected] Private: http://www.cvandewater.com
>> Skype: cor_van_de_water IM:
[email protected]
>> Tel: +1 408 383 7626 VoIP: +31 20 3987567 FWD# 25925
>> Tel: +91 (040)23117400 x203 XoIP: +31877841130
>>
>> -----Original Message-----
>> From:
[email protected] [mailto:
[email protected]] On Be=
half Of Aaron Choate
>> Sent: Friday, October 08, 2010 10:02 PM
>> To: Electric Vehicle Discussion List
>> Subject: Re: [EVDL] Charging station vandalism (WAS: Re: Wireless chargi=
ng)
>>
>> But the Electric Utilities are scared ****less of the impact of all thos=
e EVs plugging in at once. They don't seem to be concerned about safety =
so much as load. Everything they are doing seems to be on that theme and=
several have huge grants to work on "smart grid"
>> applications so that they can protect their systems from all this impact=
. I keep trying to decide whether I am encouraged that they think that E=
Vs will be a success this time around or frustrated by how complex (and ind=
ustry insular) this is all making our charging future.
>>
>> /Aaron Choate
>> REVOLT Electric Vehicles
>>
>>
>>
>> On Fri, Oct 8, 2010 at 11:22 AM, Lee Hart <
[email protected]> wrote:
>>> Bill Dube wrote:
>>>> ...The NEC has no authority to tell you what can, or cannot, be
>>>> plugged into a receptacle.
>>>
>>> A good summary, Bill. In fact, the first page of the NEC standards
>>> (article 90-2) defines their "scope" to exclude all forms of vehicles.
>>> Article 625 (Electric Vehicle Charging) had to do some serious
>>> handwaving and obfuscation to work around this.
>>>
>>> > UL does that, kind of.
>>>
>>> Actually, UL has the same problem. They have no authority to regulate
>>> anything in vehicles, either. The auto industry fought long and hard
>>> to make *sure* they can write their own standards (SAE), and that no
>>> one (NEC, UL) can tell them what to do in a vehicle.
>>>
>>> I'd rather see EV charging standards put the charger in the EV, with a
>>> cord that plugs into some standard AC outlet. Then the "charging
>>> stations" are nothing but ordinary AC outlets, with GFCI protectors,
>>> circuit breakers, and perhaps metering and billing equipment if the
>>> amount of electricity used by EVs becomes enough to bother charging for.
>>> --
>>> Lee A. Hart | Ring the bells that still can ring
>>> 814 8th Ave N | Forget the perfect offering Sartell=
MN 56377
>>> | There is a crack in everything leeahart earthlink.net | That's how
>>> the light gets in -- Leonard Cohen
>>>
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