Search found 6 matches
- Fri Jul 24, 2009 1:19 pm
- Forum: Cars,Vans and other road vehicles
- Topic: Affordable AC Drive?
- Replies: 7
- Views: 27423
This motor is the AC31 by HPGC (High Performance Golf Cars). The flat part of its torque speed curve extends to about 1800 rpm (about 99 lb-ft), so peak shaft power is at about 1900 rpm. The same company recently introduced the AC50 motor with the same Curtis controller 1238-75, 550A. The flat part ...
- Sat Jun 13, 2009 1:37 am
- Forum: All things battery related
- Topic: Lifepo4 cells catch fire!
- Replies: 82
- Views: 246287
- Tue Jun 09, 2009 1:45 pm
- Forum: All things battery related
- Topic: Lifepo4 cells catch fire!
- Replies: 82
- Views: 246287
Well, while I'm waiting for Stybrook to respond, has anyone been using this bms, and if so, how is it working? It seems to mainly be used in the UK. Evpower in Australia seems to have their own version, but I don't know any details on how it works. The US seems to only offer very expensive systems w...
- Mon Jun 01, 2009 1:54 pm
- Forum: All things battery related
- Topic: Lifepo4 cells catch fire!
- Replies: 82
- Views: 246287
Good to see you are forging ahead with another conversion Greg. That's the spirit! Also good to see China Hipower is cooperating so well. I am of course very keen on understanding why your vehicle caught fire. Also very relieved no one was hurt and your house is intact! I've been trying to contact S...
- Mon Aug 18, 2008 1:35 pm
- Forum: General
- Topic: Lithium vs lead batteries
- Replies: 19
- Views: 42873
Lithium vs lead batteries
This is a question for all those who have used or are using LiFePO4 batteries. Do you feel they are worth the added cost over lead acid batteries and if so, why? Do you have an estimate of your amortized cost/mile for them over their expected lifetime? What is the expected lifetime? I am trying to d...
- Sat Jul 26, 2008 2:04 am
- Forum: All things battery related
- Topic: Battery Database for EVs
- Replies: 5
- Views: 14777
Nice collection of data, thanks! You might add a comment as to what current draw the rated capacities are given (20 Amp is common, but not all use it). A date that the prices were current would be nice, but it is easy to go to the supplier's website and check. It would be really great if the Peukert...