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Old 01-08-2010, 11:06 PM   #5 (permalink)
CarlosP
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Quote:
Originally Posted by Oval_Overload View Post
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Anything north of 7 inches should do the job. For 50 MPH you'll want at least 96 volts nominal (resting) pack voltage. I've done 62 MPH (100kph) in a 3 phase AC Wheego Whip at 96 volts. It scooted to 50 mph just fine, but the last 12 mph were on the weak side; to sustain 60, one more battery would be advised.

Carlos, what is your budget? Are we talking salvage special or state-of-the-art? How long do you plan on "sustaining" 50 mph? Range is inversely proportional to speed. Also, on lead acid batteries, you will loose 1% of your range for every degree the battery pack is over or under 77ºF. If you're in a desert, cooling is advised. if on tundra, heating is needed.

Electric cars are fantastic, but you really need to know what you're getting into.

~Jim
EV mechanic,
Minneapolis, MN
The car would basically be used for city driving, mostly short range. I was hoping to salvage any electric motor that might get the car anywhere between 50 or 60 mph. The car will mostly be used at around 35mph for about 5 to 10 mile daily drive. It would probably got no further than a 20 to 30 mile drive maybe once or twice a month.

What would be the longest distance achievable at 50mph on a vehicle of this weight?

How many miles have you been able to run at 50mph on your setup?

I am a computer geek and know a bit of electronics, but when it comes to electric motors I have no clue. I've seen a few on eBay but there are 24v, 36v, etc.

How would I know which once is the right to achieve what I have in mind?
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