Search found 4 matches

by ricoghardforth
Jul 28 2021 6:39am
Forum: Battery Technology
Topic: Recovering over discharged cells in a pack when still connected as 10S2P to a BMS
Replies: 3
Views: 130

Re: Recovering over discharged cells in a pack when still connected as 10S2P to a BMS

I've manged to get the pairs back to roughly similar values 3.5v. I've been using magnetic leads I've made to connect to the metal nickel strips. All the balance connectors are also done in nickel direct to BMS board which is why I can't easily disconnect the BMS without major rework. Then I thought...
by ricoghardforth
Jul 27 2021 12:45pm
Forum: Battery Technology
Topic: Recovering over discharged cells in a pack when still connected as 10S2P to a BMS
Replies: 3
Views: 130

Recovering over discharged cells in a pack when still connected as 10S2P to a BMS

I'm trying to revive a 36v Qualcast battery for a RC mower project. Its battery doesn't charge on the original charger just flash's green after a bit indicating its fully charged. Its a 10S2P pack and I've found half the cell pairs are down to 2.6v and the rest around 3.3v. The battery is the same a...
by ricoghardforth
Jun 07 2021 5:13am
Forum: Battery Technology
Topic: Bypassing Charge port on brushed controllers with SLA's Batteries
Replies: 0
Views: 106

Bypassing Charge port on brushed controllers with SLA's Batteries

By passing none working charge ports on brushed dc controllers. I've got a 36v SLA powered 800W Kids Dirt bike and a similar 36v SLA powered DTX Razor Drift Trike. Both controllers appear to have duff charge ports and when the chargers are plugged in the LED remains green and wont charge the deplete...
by ricoghardforth
Jan 13 2021 9:10am
Forum: E-Vehicles General Discussion
Topic: Motor Identification
Replies: 1
Views: 508

Motor Identification

I was wondering if anyone could help and identify the make and model of this scooter brushless motor I've found on eBay so I can find more detailed specs and sizing info thanks. https://i.ebayimg.com/images/g/d0YAAOSwbetb1vzs/s-l500.jpg https://www.ebay.co.uk/itm/Electric-Brushless-Motor-48-volt-100...