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  #71  
Old 02-17-2008, 09:54 PM
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david85 david85 is offline
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Default Re: Building from the ground up.....

Yes, I also heard about electrovaya's contract with bricklin, after starting this thread.....

The only thing that impressed me about nanosafe's battery was the cycle life, energy density is not bad, but nothing to write home about either. Cost certainly has to come down though, the only reason they are scraping by right now is because the product is heavily subsidized.

I am also not sure about thundersky's batteries. I know early ones were unreliable, but are they still having problems? I wasn't able to find much info from recent conversions, possibly because no one wants to risk it. Did read one the odd case of a satisfied customer, but not much to draw a conclusion. Do you have any recent reports?

Thanks for posting.
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  #72  
Old 02-18-2008, 05:32 PM
MitchJi MitchJi is offline
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Default Re: Building from the ground up.....

Quote:
Originally Posted by david85 View Post
I am also not sure about thundersky's batteries. I know early ones were unreliable, but are they still having problems? I wasn't able to find much info from recent conversions, possibly because no one wants to risk it. Did read one the odd case of a satisfied customer, but not much to draw a conclusion. Do you have any recent reports?
Hi,

Given that batteries are very expensive and problems could take years to develop before I purchase a large battery pack two criteria need to be met:
1. The batteries the company sells need to have a very good track record. A few good reports or a brief period with no complaints is not sufficient in my opinion to purchase an expensive battery pack.

2. I have to believe if there is a problem with quality the company will make it right. Thundersky has done nothing AFAIK to pass this test.

In other words, in my opinion, at this time Thundersky fails both tests.

Mitch

Last edited by MitchJi; 02-19-2008 at 01:48 AM.
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  #73  
Old 11-06-2009, 01:10 PM
dataman19 dataman19 is offline
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Default Re: Building from the ground up.....

david85,
Where are you at in your EV car project???...
I am doing the same and have come to the conclusion that operating an EV conversion shop will provide the background and funding to develop an EV Car/Truck Line.
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My business model involves bulk purchasing to get wholesale (and the resultant retail) pricing down significantly. This will provide for a more economical conversion cost.
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The experience with the many different customer cars and the conversion results will provide a wide range of performance data to make realistic decisions.
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I also understand that the UAW and GM are receptive to accepting reasonable offers for their Saturn facility in Spring Hill, TN. Why Saturn? Why not?
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Saturn is a stand alone facility. they make everything! They have the Plastics Presses to Die cast the entire body panels. Think about this.....
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Die Cast Body panels are super light weight, they are strong, durable and nearly dentless. Smack one with a hammer and the hammer bounces back.
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Saturn has its own testing facility and track. No explanation of benefits should be necessary.
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Saturn have their own production models that are ready for EV.
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Saturn is a US car Maker that is dictated to be liquidated, Why, because Congress said so>>>>>
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The Auto Maker bailout directs that the auto makers give away the market, close factories, close dealerships and put people out of work - as opposed to the wall street bailout that provided for multi-million dollar bonuses to the execs who caused the problem, or the Bank Bills that provided the financial incentive to foreclose on mortgages and put people out of their homes. But I digress...
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Maybe we should all kick in about $1K and buy the Saturn plant. Then we could actually produce an electric EV and sell them.
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Just food for thought
..
dataman19
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  #74  
Old 11-17-2009, 07:27 PM
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david85 david85 is offline
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Default Re: Building from the ground up.....

Didn't realize anyone was still reading this thread. You have to remember this is the second thread I ever started after signing up. I agree that detriot and most of the workers there are not helping us very much.

I also agree that starting with a conversion is a good beginning. I've learned a lot so far and would like to push it as far as I can. Range is still the thing that I haven't been able to prove. May not be able to make the range tests this year but my saturn conversion is moving under its own power now. Check the link in my signature for all the details.
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now I am building something close to it.. http://www.diyelectriccar.com/forums...ion-26587.html

Garage: http://www.diyelectriccar.com/garage/cars/206
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