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opinion:frater_secessus:healthy_agm
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opinion:frater_secessus:healthy_agm [2022/11/08 23:53] frater_secessus created |
opinion:frater_secessus:healthy_agm [2022/11/08 23:58] frater_secessus [why do people use AGM in vans?] |
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| In The Beginning, emergency backup power for industrial purposes was done with [[electrical: | In The Beginning, emergency backup power for industrial purposes was done with [[electrical: | ||
| - | * FLA batteries require regular maintenance | + | * FLA batteries require regular maintenance |
| - | * FLA batteries have relatively high internal resistance and so cannot dump a bunch of power all at once. This means huge banks of FLA to meet demanded | + | * FLA batteries have relatively high internal resistance and so cannot dump massive current on demand. This means //huge// banks of FLA to meet big current |
| * When sitting still for long periods FLA electrolyte can stratify (separate into layers with different acidic strength). | * When sitting still for long periods FLA electrolyte can stratify (separate into layers with different acidic strength). | ||
| - | AGM addressed all these issues and became the standard for backup-power banks. | + | AGM addressed all these issues and became the standard for backup-power banks. This is why telcos have lots of AGM to surplus out -- the base of cell towers contain AGM banks for backup, and they are rotated out on a schedule. |
| - | | + | |
| + | Note that sitting on shore power indefinitely then dumping power on demand is the opposite of deep cycle use. | ||
| ===== why do people use AGM in vans? ===== | ===== why do people use AGM in vans? ===== | ||
| Line 20: | Line 21: | ||
| * because everybody else does, or did until LiFePO4 became the hot new trend | * because everybody else does, or did until LiFePO4 became the hot new trend | ||
| - | * fear of maintenance or ventilation | + | * concern about maintenance or ventilation |
| ===== what does it take to keep them healthy? ===== | ===== what does it take to keep them healthy? ===== | ||
opinion/frater_secessus/healthy_agm.txt · Last modified: 2022/11/09 00:08 by frater_secessus
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