Battery Technology

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The rules of endless sphere.

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Welcome Message to New Members

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by amberwolf » Aug 07 2016 6:59pm » in General Discussion

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Jul 24 2020 7:11pm
Adding pictures?

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by deronmoped » Dec 11 2009 12:59pm » in General Discussion
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Feb 20 2022 5:23pm

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Thread for new battery breakthrough PR releases

Last post by speedmd « May 10 2022 10:20am
Replies: 1819
by Doctorbass » Nov 06 2007 11:32pm
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Last post by speedmd
May 10 2022 10:20am
Lithium Batteries Shipping Rules Discussions

Last post by m3vuv « Sep 02 2021 9:43am
Replies: 292
by RLT » Sep 13 2008 1:28am
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100387 Views

Last post by m3vuv
Sep 02 2021 9:43am
RC Lipo pack inspection, series/parallel charging, and lifespan/safety tips

Last post by tomjasz « Sep 24 2019 12:14am
Replies: 172
by neptronix » Aug 01 2013 6:28am
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172 Replies

113314 Views

Last post by tomjasz
Sep 24 2019 12:14am
Sticky thread index for "Battery Technology"

Last post by spinningmagnets « Aug 07 2017 8:33pm
Replies: 5
by spinningmagnets » May 25 2015 7:59am

5 Replies

25318 Views

Last post by spinningmagnets
Aug 07 2017 8:33pm
Battery F.A.Q - Compilation of good stuff !

Last post by Ypedal « Jan 27 2014 12:07pm
Replies: 28
by Ypedal » Apr 03 2011 9:07am
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28 Replies

87582 Views

Last post by Ypedal
Jan 27 2014 12:07pm
My first of several stupid questions

Last post by e-beach « May 21 2022 10:51pm
Replies: 8
by MelloYello » May 19 2022 9:33pm

8 Replies

117 Views

Last post by e-beach
May 21 2022 10:51pm
Best cell/pouch to use for more energy density

Last post by amberwolf « May 21 2022 9:05pm
Replies: 6
by TheSiege » May 11 2022 11:52am

6 Replies

282 Views

Last post by amberwolf
May 21 2022 9:05pm
Any reason to not go Straight for a 14s, 52v pack for my first battery?

Last post by eMark « May 21 2022 3:14pm
Replies: 25
by CONSIDERABLE SHOUTING » May 11 2022 10:53am
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25 Replies

822 Views

Last post by eMark
May 21 2022 3:14pm
Cycle life tests of High Power density cylindrical cells

Last post by Pajda « May 21 2022 12:15pm
Replies: 16
by Pajda » Dec 24 2021 9:22am

16 Replies

1599 Views

Last post by Pajda
May 21 2022 12:15pm
Bench Test Results: Molicel P45B - 50A 4500mAh 21700…an extraordinary cell!

Last post by goatman « May 21 2022 11:26am
Replies: 13
by CamLight » May 17 2022 3:02pm

13 Replies

376 Views

Last post by goatman
May 21 2022 11:26am
Paralleling packs with a protection diode?

Last post by larsb « May 21 2022 8:35am
Replies: 1
by rg12 » May 21 2022 6:28am

1 Replies

31 Views

Last post by larsb
May 21 2022 8:35am
Cycle life tests of High Energy density cylindrical cells

Last post by Pajda « May 21 2022 7:03am
Replies: 24
by Pajda » Dec 26 2021 8:15am

24 Replies

2109 Views

Last post by Pajda
May 21 2022 7:03am
Battery Cell Identification

Last post by j bjork « May 20 2022 7:23am
Replies: 5
by Nils » May 18 2022 10:17am

5 Replies

140 Views

Last post by j bjork
May 20 2022 7:23am
noob question- BMS for charge as balance/not discharge

Last post by Spamh8r « May 20 2022 1:07am

by Spamh8r » May 20 2022 1:07am

0 Replies

37 Views

Last post by Spamh8r
May 20 2022 1:07am
Two different lithium batteries in series?

Last post by Scootdan « May 19 2022 8:11pm
Replies: 4
by Scootdan » May 19 2022 3:38pm

4 Replies

81 Views

Last post by Scootdan
May 19 2022 8:11pm
Lightweight & small battery options

Last post by HughF « May 19 2022 9:25am
Replies: 11
by scrolltonowhere » Mar 30 2022 4:12pm

11 Replies

457 Views

Last post by HughF
May 19 2022 9:25am
Charging a 13s pack

Last post by amberwolf « May 18 2022 6:13pm
Replies: 26
by justaperson76 » May 08 2022 8:50am
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548 Views

Last post by amberwolf
May 18 2022 6:13pm
Lipo battery pack build question

Last post by Atxraider « May 18 2022 5:04pm
Replies: 4
by Atxraider » May 17 2022 12:16pm

4 Replies

108 Views

Last post by Atxraider
May 18 2022 5:04pm
107mph go kart on 28S/18P pack of Molicel P26A

Last post by Hillhater « May 18 2022 4:49pm
Replies: 16
by garolittle » May 13 2022 11:23pm

16 Replies

374 Views

Last post by Hillhater
May 18 2022 4:49pm
Paralleling batteries, separate charging ports & BMS

Last post by ynot « May 18 2022 4:48pm
Replies: 8
by ynot » May 15 2022 9:28am

8 Replies

156 Views

Last post by ynot
May 18 2022 4:48pm
Issues with balancing on new battery pack

Last post by pomah « May 18 2022 1:32pm
Replies: 9
by pomah » May 15 2022 2:47pm

9 Replies

175 Views

Last post by pomah
May 18 2022 1:32pm
icharger failures, detail how your icharger failed

Last post by whatever « May 18 2022 5:51am
Replies: 60
by dnmun » Apr 28 2013 12:20pm
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60 Replies

7550 Views

Last post by whatever
May 18 2022 5:51am
When will 4680 cells be available to the public?

Last post by john61ct « May 17 2022 8:21am
Replies: 38
by Username1 » Nov 06 2021 8:59pm
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38 Replies

1909 Views

Last post by john61ct
May 17 2022 8:21am
Bms discharged completely parallel cell

Last post by fechter « May 16 2022 1:38pm
Replies: 1
by sahbin » May 16 2022 1:23pm

1 Replies

69 Views

Last post by fechter
May 16 2022 1:38pm
Ammeter and arduino to calculate real-time cumulative discharge. Sampling rate?

Last post by amberwolf « May 16 2022 12:21pm
Replies: 1
by DaisyVanDonk » May 16 2022 10:22am

1 Replies

59 Views

Last post by amberwolf
May 16 2022 12:21pm
20s LiFePo4 charger recommendations?

Last post by amberwolf « May 16 2022 11:18am
Replies: 8
by PJ01 » May 15 2022 10:56am

8 Replies

133 Views

Last post by amberwolf
May 16 2022 11:18am
What plug is this? Need help identifying a charger plug

Last post by koco « May 16 2022 9:58am
Replies: 4
by koco » May 15 2022 5:45pm

4 Replies

92 Views

Last post by koco
May 16 2022 9:58am
kWeld - "Next level" DIY battery spot welder

Last post by Allex « May 15 2022 4:03pm
Replies: 1548
by tatus1969 » Jun 21 2017 6:26pm
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243318 Views

Last post by Allex
May 15 2022 4:03pm
Coulometer blues

Last post by fechter « May 15 2022 9:58am
Replies: 9
by kenobi66 » May 07 2022 5:59pm

9 Replies

238 Views

Last post by fechter
May 15 2022 9:58am
Open source BMS for 48V to 400V lithium-ion battery pack

Last post by TheRealJohnnyB « May 13 2022 10:01am
Replies: 372
by ENNOID » Feb 20 2018 8:22pm
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71764 Views

Last post by TheRealJohnnyB
May 13 2022 10:01am
BMS w.bluetooth - question

Last post by Amperry417 « May 11 2022 8:59pm
Replies: 9
by Elektrosherpa » Apr 02 2022 1:41pm

9 Replies

510 Views

Last post by Amperry417
May 11 2022 8:59pm
Diy LiFoPo4 Battery & Charger Help

Last post by amberwolf « May 11 2022 12:32am
Replies: 3
by JuicyApple » May 09 2022 9:19pm

3 Replies

165 Views

Last post by amberwolf
May 11 2022 12:32am
Battery charging

Last post by amberwolf « May 09 2022 12:09pm
Replies: 1
by Peter Brigg » May 09 2022 1:48am

1 Replies

121 Views

Last post by amberwolf
May 09 2022 12:09pm
Connecting this battery to controller.

Last post by amberwolf « May 09 2022 12:02pm
Replies: 3
by Jeffclark151 » May 08 2022 5:33pm

3 Replies

126 Views

Last post by amberwolf
May 09 2022 12:02pm
Step up DC-DC charger repair

Last post by Darren2018 « May 08 2022 5:43pm

by Darren2018 » May 08 2022 5:43pm

0 Replies

83 Views

Last post by Darren2018
May 08 2022 5:43pm
JAG35 R5 Shorty

Last post by gobi « May 08 2022 3:21pm
Replies: 4
by BudgetMusician » May 03 2022 6:33pm

4 Replies

219 Views

Last post by gobi
May 08 2022 3:21pm
More Power, Capacity and Less Expensive (21700)

Last post by eMark « May 07 2022 2:13pm
Replies: 39
by eMark » Apr 26 2022 12:09pm
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1314 Views

Last post by eMark
May 07 2022 2:13pm
Compact 84v/20s charger?

Last post by forcefed « May 07 2022 1:32pm
Replies: 10
by forcefed » Feb 26 2021 8:23pm

10 Replies

454 Views

Last post by forcefed
May 07 2022 1:32pm
BMS for regenerative braking. How do i know ?

Last post by j bjork « May 07 2022 8:01am
Replies: 15
by Sparfuchs » Apr 18 2022 3:07am

15 Replies

635 Views

Last post by j bjork
May 07 2022 8:01am
ISDN batterygo BG-8S

Last post by geoff57 « May 06 2022 6:24am
Replies: 2
by geoff57 » May 03 2022 5:43am

2 Replies

128 Views

Last post by geoff57
May 06 2022 6:24am
LMP “solid state” EV battery cells ?

Last post by amberwolf « May 05 2022 6:23pm
Replies: 5
by Hillhater » May 02 2022 7:40pm

5 Replies

267 Views

Last post by amberwolf
May 05 2022 6:23pm
Choose fast but safe charger for battery packs

Last post by Sparfuchs « May 05 2022 1:31am
Replies: 11
by Sparfuchs » Apr 21 2022 4:26pm

11 Replies

436 Views

Last post by Sparfuchs
May 05 2022 1:31am
frosted.coot.scoot's Bird2 Scooter Question Thread

Last post by amberwolf « May 04 2022 10:50pm
Replies: 15
by frosted.coot.scoot » Mar 31 2022 4:51am

15 Replies

440 Views

Last post by amberwolf
May 04 2022 10:50pm
Split battery into two packs?

Last post by dominik h « May 04 2022 2:07pm
Replies: 7
by carboncanyon » May 03 2022 12:31pm

7 Replies

256 Views

Last post by dominik h
May 04 2022 2:07pm
DIY Arduino timed spot-welder, FET-switched, adj. pulse

Last post by myxomop « May 04 2022 1:22pm
Replies: 68
by flangefrog » Sep 08 2016 6:38am
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16069 Views

Last post by myxomop
May 04 2022 1:22pm
charging Nissan Leaf 10s with diode.

Last post by ynot « May 04 2022 9:57am
Replies: 2
by ynot » May 01 2022 9:35am

2 Replies

533 Views

Last post by ynot
May 04 2022 9:57am
How to Learn About Battery Management Systems

Last post by Philosoraptor « May 04 2022 8:14am

by Philosoraptor » May 04 2022 8:14am

0 Replies

102 Views

Last post by Philosoraptor
May 04 2022 8:14am
Salvaged EV cells index: Leaf, Volt, Tesla, Zero, etc

Last post by Zerox « May 02 2022 10:44am
Replies: 75
by spinningmagnets » Jul 24 2017 10:04am
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38267 Views

Last post by Zerox
May 02 2022 10:44am
The Cycle Satiator, universal charger for the enthusiasts

Last post by Cowardlyduck « May 01 2022 12:21am
Replies: 893
by justin_le » May 26 2014 5:20am
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Last post by Cowardlyduck
May 01 2022 12:21am
Looking for mounting plate for S045 48v 20ah battery

Last post by dansitarz « Apr 30 2022 2:56pm

by dansitarz » Apr 30 2022 2:56pm

0 Replies

109 Views

Last post by dansitarz
Apr 30 2022 2:56pm

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