Zag''s Powerwall adventure (UK Build)
(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) Reactions: wim. zag2me Member. Joined Sep 11, 2017 Messages 114. Jan 11, 2018 #17 Yep i''ve been pretty much copying Pete''s setup. Just at 7s . See My DIY PowerWallBuild here. Wattsup Member. Joined Feb 19, 2017
AJW22''s modular 3d printed 60kWh PowerShelf
My PowerShelf project has come a long way sinceI started collecting 18650 cellsabout 2 years ago. This is the latest status (April 2020): Background: I''ve had my gridtied system with feed in tariff installed a few years ago, which unfortunately is nearly useless on cloudy days and entirely...
Sony US18650GS Cell Specifications
Warning: The information in this thread was obtained from various sources on the Internet, including any datasheets linked below, and is provided for reference only is not guaranteed to be accurate. To prevent fire or personal injury, never charge or discharge a cell before verifying the information yourself using the original specifications sheet provided by the
Zanflair,Opus and LiitoKala Tests | Second Life Storage & Solar
Greetings, So I decided to purchased 4 brand new Samsung 25R batteries and test my charge discharge setup. Here are the results of the test in a spreadsheet. Opus seems to havethe edge on rated capacity accuracy but lacks inthe mR department. The mR readings seem to be closer with the wire mod...
Is there such a thing as too many breakers?
Question about the breakers, can I parallel breakers? Example, using two 50 amp breakers in parallel to get 100 amp breaking capacity. I have been looking at potential power draw, and if I do the math 3000W @ 24V Nominal would require a 125 amp power draw, And if I wanted to do 6000w it would be 250 amp power draw.
Hepl me ! charger mppt eSmart3 40a "Factory application options"
secondlifestorage #41 It would be nice if someone could help here, then we could make some kind of table with HEX values for these settings. Reactions: diatrunghai. D. diatrunghai New member. Joined Aug 20, 2021 Messages 9. Aug 21, 2021 #7 grundholm said:
SolarEdge (SE7600A-US) Inverter and custom battery pack?
(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) C. Charles Francis Speakman Member. Joined May 6, 2017 Messages 60. Apr 4, 2018 #3 Korishan said: I don''t why you couldn''t. Isn''t there just a Pos/Neg Battery connections on the Inverter? If so, it doesn''t care what the battery chemistry is as long as the voltages
Earth grounding : common vs separate | Second Life Storage
(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) Reactions: 100kwh-hunter. OffGridInTheCity Moderator. Joined Dec 15, 2018 Messages 2,895. Nov 23, 2024 #3 I know what you mean - this topic goes round and round and round. I have a single ground to the house ground for everything.
My Wall of Power
(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) AZ_Tekkie Member. Joined Oct 8, 2016 Messages 168. Mar 18, 2017 #12 They all have little pots on the back to adjust the voltage. All after adjusting match the voltage of my multimeter. I haven''t noticed and problems with them pulling packs out of balance.
Evolve Skateboards Range Extender + Battery upgrade
Greetings I have 2 Evolve electric skateboards. One is the Carbon 2nd Generation with the single motor and 10Ah battery and the other is the Bamboo 2nd Generation with single motor and 7Ah battery. I use it to commute every now and then (whenever I wake up with a pair big enough since Ive been...
Processed Submissions and Updates
Once submissions have been looked at, the posts will be moved to this thread with any relevant notes on the submitted cell and/or any requests for additional pictures. This thread will remain closed. Any replies or follow-ups should be reposted as a new submission/update. Thanks!
what kind of battery is this | Second Life Storage & Solar
any in parallel? what is the size of the cells? mm x mm x mm To remove the cells: perhaps use a automotive trim prybars they are usually non conductive, slide under the cells between the bottom and the cells, cut all wires/nickel strips between the cells. sparks will happen even when really careful careful only to pry against the bottom.
Cells, batrium, holders, ect, EU from the Netherlands
(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) 100kwh-hunter Active member. Joined Mar 2, 2019 Messages 1,462. Nov 10, 2019 #7 Update: In reservation/probably sold: 14 longmons 1400 unsoldered cells, sorted en divided equally to balance the whole pack(14s).
DIY firesafe casing
(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) R. Regalo New member. Joined May 8, 2019 Messages 17. May 14, 2019 #16 DrBacke, I''ll be using the 18650''s. Bit busy going through them. What a tedious winter job. 100Kw, the burning plastic is a concern, yes. I''ll burn a piece, and see if I can find less burnable
TP5000 module review (and technical details) | Page 2 | Second
(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) rebelrider.mike Member. Joined May 25, 2017 Messages 564. Apr 5, 2019 #26 I did a similar thing on my TP4056''s. Replaced the surface mount resistor with a potentiometer. I know you''re looking for a different solution, but it is possible to solder onto the little
Safely housing the battery bank | Second Life Storage & Solar
NOTE! My links supplied in this message may be affiliated with Ebayand by clicking on them you agree on the terms. SUBSCRIBE: /Forum system setup/ My webpage Diy Tech & Repairs Current: 10kW Mpp Hybrid | 4kW PIP4048 | 2xPCM60x | 100kWh LiFePo4| 20kWh 14s 18650 | 66*260W Poly | ABB S3 and S5 Trip breakers Upcoming: 14S
Oil immersion?
(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) Reactions: Amish_Fighter_Pilot and 100kwh-hunter. Geek Member. Joined Aug 15, 2017 Messages 920. Jul 25, 2019 #4 If you do plan to use oil, it has to be mineral oil. Organic oils will eventually go rancid. Apparently the smell of rancid oil is horrendous.
LG LGABD11865 Cell Specifications
Warning: The information in this thread was obtained from various sources on the Internet, including any datasheets linked below, and is provided for reference only is not guaranteed to be accurate. To prevent fire or personal injury, never charge or discharge a cell before verifying the information yourself using the original specifications sheet provided by the
Sony US18650GR (G6) Cell Specifications
Warning: The information in this thread was obtained from various sources on the Internet, including any datasheets linked below, and is provided for reference only is not guaranteed to be accurate. To prevent fire or personal injury, never charge or discharge a cell before verifying the information yourself using the original specifications sheet provided by the
Anyone tried ordering LiFePo4 from China
Hi, I have been looking at Alibaba and Global Sources for a manufacturer that can deliver 41pcs prismatic 100ah 3.2 LiFePo4 cells and i have got a price of 54$/piece including shipping and custom clearance. It seems a good price. Has anyone dared to try cells from China ? These are Tipsun cells...
a spreadsheet for 18650 mAh prediction? | Second Life Storage
(this chat is not directly affiliated with SecondLifeStorage; VALID email req''d) Reactions: thunderheart. BlueSwordM Member. Joined Jul 5, 2017 Messages 423. Mar 31, 2018 #3 That would only be useful for internal resistance
LG LGAAS31865 Cell Specifications
Warning: The information in this thread was obtained from various sources on the Internet, including any datasheets linked below, and is provided for reference only is not guaranteed to be accurate. To prevent fire or personal injury, never charge or discharge a cell before verifying the information yourself using the original specifications sheet provided by the