Dominican Republic's POWERWALL

DomingoRP

New member
Joined
Nov 27, 2018
Messages
17
It's a looong time coming, but it's finally taking shape.

Prius NiMh experiment....FAILED!

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Starting with 18650s (Cheap Garberiels from Ebay)
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Laptop Batteries:
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DVDGKfAcILYxIADhKIC8yATutgh4dc_egvYYXJKzRDWPRoeNUgC4bPZne9_iLyipsEvazI-ulGWZ1RfAQboHuIJWBYjTVX3Sf1XfvbUJBNzyx9T-6MTR8xPzy0QiNKk_C7HovaRQgi9OcWumKD-9Jcdsc9HbS602SGEdU2AG1NEopk3dYoNTkVs0qh6TCKlM5VmPmM0FILtCGoih3TTLiuk0T6EbR2c1gYBglXBloB58KP0lR-KOvXHjIk6mUQXpMw0_zFfthdinAk5CTNDyOzsdMnRYIG7-GLq6RgNyya7wtMBB9hR4HamMMe0_7UpFDYlksGFUc5Pe6iOm--7fMbeZmSdlrG0aWbdKMTPs0K2U3UkMPYxGE2_R9UnX7htQVpKTHr1nky6P8WHc2lgpSTpzSycZBDxx7lvcbS7oiBPWJJBcyvtKk-FUwvZvqndZ5SVfxGh51Yt1ATRaMvzBdwnUOh4zjlBHJ__2ZuZeHeFxgk-Dqb39e0MARsYKL-Bg8Peiv_eXh1XsEwD8DxzfEJLp9KZSD-Oj9x1fXl11fuw0aycGITqU2gozC7Efxr8yWQzYTwEEKla8H2iqSOHSNYiGuTecOYrMKAars3YqBCg3zxlbsILlddif_o0jNsBSZzE5JRE44Q_XPoAtshswCy1EhXDR6NA=w755-h566-no


First Charge Controllers:
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Residual Thermonuclear Energy Collectors
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Still a WIP, but I'll be done in about a month or so.
 
ThoseGarberiels should be treated with extreme caution, especially as you appear to have them combined in a string with no BMS.

That's asking for trouble .....
 
Sean said:
ThoseGarberiels should be treated with extreme caution, especially as you appear to have them combined in a string with no BMS.

That's asking for trouble .....

:D :D :D That was about a year ago. Now the battery bank has grown exponentially and the charge limit has been set to 3.9 - 4.0 per module (36v system) until a suitable BMS is found. Voltage difference between the modules is not too bad. I'll eventually install a good BMS once I get the next batch of 18650s in 2-3 weeks.The Garberiels performed flawlessly, except that they only had about 1100mA and pulled the modules out after about 4 months. They still holding their voltage after 8 months out of commission.
 
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