electrical:12v:lifepo4_batteries_thread
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electrical:12v:lifepo4_batteries_thread [2023/10/20 13:45]
princess_fluffypants [Synopsis of C&S LiFePO4 batteries thread] |
electrical:12v:lifepo4_batteries_thread [2023/10/20 13:46]
princess_fluffypants [LiFePO4 characteristics] |
| ==== LiFePO4 characteristics ==== | ==== LiFePO4 characteristics ==== |
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| LiFePO4 are fully charged at 13.6v (3.4v/cell).((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-43.html#post1069816)) Voltage rises very quickly after LiFePO4 are fully charged (faster than the internal temps rise) so voltage can be used to assess full charge.((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-45.html#post1096611)) | LiFePO4 (Lithium-Iron-Phosphate) are fully charged at 13.6v (3.4v/cell).((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-43.html#post1069816)) Voltage rises very quickly after LiFePO4 are fully charged (faster than the internal temps rise) so voltage can be used to assess full charge.((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-45.html#post1096611)) |
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| There is anecdotal evidence that sustained Vfloat at 13.8v (3.45v/cell) for months may not affect capacity.((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-160.html#post1187410)) | There is anecdotal evidence that sustained Vfloat at 13.8v (3.45v/cell) for months may not affect capacity.((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-160.html#post1187410)) |
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| LiFePO4 cells have a markedly lower full charge voltage than LiPo which is 3.7v.((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-91.html#post1136613)) The LFP gives up energy density for stability and safety.((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-93.html#post1137602)) | LiFePO4 cells have a markedly lower full charge voltage than LiPo (Lithium-Polymer) or LiIon (Lithium-Ion) which is 3.7v.((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-91.html#post1136613)) The LFP gives up energy density for stability and safety.((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-93.html#post1137602)) |
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| Rated cycles will be easier to attain by going no lower than 80% DoD, 12.4v (3.10v/cell).((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-56.html#post1113745)) Shallower cycling may increase both cycles and lifetime capacity.((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-175.html#post1207749)),((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-177.html#post1231923)) | Rated cycles will be easier to attain by going no lower than 80% DoD, 12.4v (3.10v/cell).((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-56.html#post1113745)) Shallower cycling may increase both cycles and lifetime capacity.((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-175.html#post1207749)),((http://www.cruisersforum.com/forums/f14/lifepo4-batteries-discussion-thread-for-those-using-them-as-house-banks-65069-177.html#post1231923)) |
electrical/12v/lifepo4_batteries_thread.txt ยท Last modified: 2023/10/20 13:48 by princess_fluffypants
