martin emde wrote:
> Nice job Peter. My students just recently completed a conversion with the
> same Azure power train. We are running a set of NiMH batteries at 144V
> nominally. We too have experienced vibrations problems to the degree that
> it caused our first motor to burst open during our first test drive. We
> have since fixed the problem and are nearing 1000 miles on the system. We
> also just did our first formal range test and added a page to our website
> with some of the test data which may be of interest to anyone else running
> similar setups.
>
> http://www.seaburyhallengineering.com/ac-car-1st-test-drive
>
> <http://www.seaburyhallengineering.com/ac-car-1st-test-drive>Eventually we
> would like to try some Sky Energy (CALB) or Thundersky cells with a higher
> nominal voltage (144V is near the bottom of the operating range of the
> controller). BTW do you have a website documenting your test results?
>
> Regards.
> Martin
> www.seaburyhallengineering.com
>
> On Tue, Apr 20, 2010 at 10:14 AM, Peter C. Thompson
> <xxx@xxx.xxx>wrote:
>
>
>> Hi Dave,
>>
>> Ballpark 0-60 is around 10 seconds. I'll be sure to time it tomorrow.
>> After driving it to work, I'll have a very good idea of how much energy
>> I use (18 miles one-way, with steep canyons inbetween). Fortunately,
>> work has already provided me with a dedicated parking spot - right next
>> to a Tesla.
>>
>> Yes, the vibration does occur in the 4-5k range. I'm going to talk to
>> my mechanic and see if we can balance the motor with the flywheel
>> attached. I remember him mentioning that we could raise the car, remove
>> the transmission and then do the balancing with the motor still in the
>> car. Easy if you have a car lift (which he does and I don't).
>>
>> Cheers,
>> Peter
>>
>> Dave Hale wrote:
>>
>>> Congratulations, Peter! I've been waiting to hear this from you. Do you
>>>
>> also
>>
>>> have the vibration, seemingly characteristic of this installation around
>>> 4-5k RPM? What's your ballpark 0-60 time (just counting one-thousand-one,
>>> one-thousand-two, ...)?
>>>
>>> I'm sure I'm not alone when I say I can't wait to hear your range with
>>>
>> these
>>
>>> 60Ah LFPs, etc.
>>>
>>> All the Best,
>>>
>>>
>>>
>> --
>> ------------------------------------------------------------------------
>> *Peter C. Thompson*
>> *Qualcomm, Incorporated.* Office: +1 (858) 658-1936 Mobile: +1
>> (858) 692-3571
>> AIM: PThompson509 Yahoo!
eter_thompson MSN:
>> xxx@xxx.xxx Skype: PThompson509
>>
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--
------------------------------------------------------------------------
*Peter C. Thompson*
*Qualcomm, Incorporated.* Office: +1 (858) 658-1936 Mobile: +1
(858) 692-3571
AIM: PThompson509 Yahoo!
eter_thompson MSN:
xxx@xxx.xxx Skype: PThompson509
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