electrical:severe_battery_use
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electrical:severe_battery_use [2021/05/05 10:58] frater_secessus [limiting the damage] |
electrical:severe_battery_use [2024/03/30 21:42] (current) frater_secessus [Intentionally severe battery use] |
Lead-acid chemistries prefer light cycling and full recharge between those cycles. Lead-acid batteries are traditional cycled to [[electrical:depth_of_discharge|50% depth of discharge]] because it offers a balance between duty life (years between failure) and bank size.(("dead lead")) Pulling the bank below 50% DoD in emergnecies will not automatically cause damage //assuming a full charge is accomplished ASAP//. | Lead-acid chemistries prefer light cycling and full recharge between those cycles. Lead-acid batteries are traditional cycled to [[electrical:depth_of_discharge|50% depth of discharge]] because it offers a balance between duty life (years between failure) and bank size.(("dead lead")) Pulling the bank below 50% DoD in emergnecies will not automatically cause damage //assuming a full charge is accomplished ASAP//. |
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This article is about the intentional severe use of lead-acid banks by running them below the 50% mark, **followed by vigorous recharging** at maximal voltage. This might be desirable when: | This article is about the intentional severe use of lead-acid banks by running them below the 50% mark, **followed by vigorous recharging** at maximal voltage.((the high end of the acceptable Absorption range. Maybe even EQ)). Perhaps [[electrical:12v:eternal_absorption|forgoing Float altogether]]. This might be desirable when: |
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* reducing the weight impact of lead banks | * reducing the weight impact of lead banks |
* one wants to make use of old/damaged batteries whose capacity has declined | * one wants to make use of old/damaged/unsuited batteries until replacements can be sourced |
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===== how low can we go? ===== | ===== how low can we go? ===== |
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* get power back into the battery ASAP after deep discharge; drive for [[electrical:12v:alternator|alternator charging]] or run a [[electrical:generator|generator]] to get bulk stage going. Solar alone //might// be sufficient but it might require meaningful [[electrical:solar:overpaneling|overpaneling]]. | * get power back into the battery ASAP after deep discharge; drive for [[electrical:12v:alternator|alternator charging]] or run a [[electrical:generator|generator]] to get bulk stage going. Solar alone //might// be sufficient but it might require meaningful [[electrical:solar:overpaneling|overpaneling]]. |
* fully charge lead-chemistry batteries as often as possible. This may require [[electrical:12v:eternal_absorption|special measures to finishing Absporption]]. | * fully charge lead-chemistry batteries as often as possible. This may require [[electrical:12v:eternal_absorption|special measures to finishing Absorption]]. |
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electrical/severe_battery_use.1620226681.txt.gz ยท Last modified: 2021/05/05 10:58 by frater_secessus