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Search: Posts Made By: mclewis1
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09-10-21, 11:01 AM
Replies: 8
Views: 350
Posted By mclewis1

I think using a timer with basic chargers is a...

I think using a timer with basic chargers is a good simple solution, but you do need to "know" your particular batteries. Even with a timer I would also keep a close eye on the charge state of the...
08-25-21, 01:14 PM
Replies: 13
Views: 534
Posted By mclewis1

Sempervee, That's good news. So with that...

Sempervee, That's good news. So with that particular battery you should be able to measure the voltage when the battery is turned on at either the output or at the charge point. It would obviously be...
08-25-21, 12:49 PM
Replies: 13
Views: 534
Posted By mclewis1

Yes they do have a rebound or recovery...

Yes they do have a rebound or recovery characteristic, the actual numbers vary a little between different manufacturers and types of Li-Ion cells. You can easily see this if you are monitoring the...
08-25-21, 12:33 PM
Replies: 13
Views: 534
Posted By mclewis1

Sempervee, Where (what point) are you measuring...

Sempervee, Where (what point) are you measuring the battery at ... at the charging port or at the actual output connection (where it feeds your controller)? The charging port is usually managed by...
08-22-21, 03:17 PM
Replies: 13
Views: 534
Posted By mclewis1

The linearity of the voltage to capacity...

The linearity of the voltage to capacity relationship of a particular battery will be dependent on the design and chemistry of the battery, it's age and condition, and how it's being discharged. Yes,...
08-22-21, 01:51 PM
Replies: 13
Views: 534
Posted By mclewis1

Search on "ebike battery voltage chart" and pick...

Search on "ebike battery voltage chart" and pick the chart that best works for you. Make sure you're using the 48v battery listing. But in a simple comment ... No 48v batteries are not fully charged...
05-01-21, 02:02 PM
Replies: 18
Views: 1,746
Posted By mclewis1

Question I run a nicely integrated and protected (temp...

I run a nicely integrated and protected (temp sensor) SX1 front hub with a 52v 750w downtube battery (21700 cells), integrated (within the battery case) 55a BaseRunner controller and the Cycle...
05-01-21, 08:49 AM
Replies: 18
Views: 1,746
Posted By mclewis1

Does it have to be the Bafang 500W motor? Grin...

Does it have to be the Bafang 500W motor?
Grin Technologies (ebike.ca) seems to have the smaller Bafang 311, the nice Shengyi SX1, and the more powerful new "MeZee" hub motors, all in fast wind...
03-23-21, 07:19 PM
Replies: 16
Views: 1,566
Posted By mclewis1

I also vote for a DIY/conversion. I built a Surly...

I also vote for a DIY/conversion. I built a Surly Bridge Club with a 500w front hub conversion kit. It's a Grin Technologies RTR kit, SX front hub in a 27.5" Alex rim (rim brake compatible), 52v...
Showing results 1 to 9 of 9


 
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