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Old 12-01-2014, 04:45 AM   #6944 (permalink)
Astro
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Join Date: Nov 2013
Location: Australia
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Quote:
Originally Posted by duncan View Post
...
This was the first time I had been on a proper side by side drag strip
The lights turned and I got away in front of it!
About 100 yards down the track it flew past me
But I was in front for the first bit!
He did a 14 seconds and 110mph
I did 18 seconds and 59mph - I think I had already stopped accelerating when he went past
Wow! An 18 second time with a top speed of 59mph. There is certainly nothing wrong with your acceleration. Can't wait to hear how you go once you get the voltage up on your pack.

So will you swap your pack set up to two strings of 80 cells (260v)? Or are you thinking of adding extra cells?

Raising the voltage will reduce losses as well. (cable power losses not necessarily race losses)
From what i have absorbed from this forum it is just the supporting equipments voltage ratings that cause people to go for lower voltages. Chargers, DC-to-DC converters, motors, controllers etc are all more expensive the higher you go with your pack voltage.
But for the vehicles performance and efficiency the higher the voltage the better.

Last edited by Astro; 12-01-2014 at 04:51 AM..
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