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> > You're comparing apples and oranges.
> Well, Robert, how so? I presented three golf cart packs,
> each offering about 100ah of usable capacity. Where did I go astray?
The apples were 100 Ah comparisons. Then you changed to 40 Ah oranges,
without going back and putting the apples on the sam
On 07/28/2015 12:00 PM, Lee Hart via EV wrote:
So the T105 is $150/(6v x 75a x 1.75hr) = $0.19/wh.
The Sam's Club is $80/(6v x 75a x 1.75hr) = $0.10/wh.
I didn't check SAMs' battery claims. I had assumed less capacity than
T105s.
I'm not sure what your "all or nothing" replacement means. You
On 07/28/2015 07:41 AM, Robert Bruninga via EV wrote:
You're comparing apples and oranges.
Well, Robert, how so? I presented three golf cart packs, each offering
about 100ah of usable capacity. Where did I go astray?
- six T105s would be about $900.
- 12 TS-LPF100s: about $1500 + $300 BMS
-
Willie2 via EV wrote:
Somewhat against my will, I just did some lead battery shopping. T105s
are about $150. The "minutes at 75 amps" rating seems most appropriate.
That would be just under 100 ah. From what you say, it appears those are
usable amphours. SAMs batteries, with presumably less capac
On 28 Jul 2015 at 6:30, Willie2 via EV wrote:
> The longevity of ebike batteries is a BIG unknown here.
One thing to watch out for is that (according to what I read on Endless
Sphere) some of the really cheap Chinese bike batteries are made with
"recycled" (used) laptop cells.
I don't know h
On 07/28/2015 06:30 AM, Willie2 wrote:
Compare to 5 20ah ebike batteries @ $285. Total: $1425. Experience so
far indicates as few as 2 20ah ebike batteries can be used at a cost
of $570.
Just checked Ping batteries, with an established good reputation:
http://www.pingbattery.com/servlet/th
You're comparing apples and oranges.
- six T105s would be about $900.
- 12 TS-LPF100s: about $1500 + $300 BMS
- five 20ah ebike batteries @ $285. Total: $1425.
- Experience... indicates two 20ah ebike batteries can do ($570.)
Then also instead of six Trojans, 3 deep cycle 12v Lead batteries at
% Keep discussions EV releated %
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On 07/27/2015 06:08 PM, Lee Hart via EV wrote:
Willie2 via EV wrote:
Thanks! Bottom line, take away: 50-90 ah on a fresh lead pack.
It's not quite that bad. The Peukert effect does not change the ACTUAL
capacity; it only describes the APPARENT capacity due to high
currents. If you have a 200
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