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electrical:12v:alt_and_solar [2019/05/16 21:04] frater_secessus [how alternator charging helps] |
electrical:12v:alt_and_solar [2020/05/11 12:35] frater_secessus [how solar helps] |
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====== Augmented solar charging ====== | ====== Augmented solar charging ====== | ||
- | Note: although this page was written with alternator-augmented solar charging in mind, the general principles also apply to [[electrical: | + | Note: although this page was written with alternator-augmented |
Alternator + solar charging has considerable benefits over [[electrical: | Alternator + solar charging has considerable benefits over [[electrical: | ||
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===== how solar helps ===== | ===== how solar helps ===== | ||
+ | |||
+ | Solar works anytime there is available sunlight, not just when the vehicle is running. | ||
Alt charging alone is unlikely to get lead-acid chemistries fully charged since Absorption can take hours. | Alt charging alone is unlikely to get lead-acid chemistries fully charged since Absorption can take hours. | ||
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The reason for this is related to how lead-acid banks charge; | The reason for this is related to how lead-acid banks charge; | ||
- | From ~80% to 100% (Absorption stage) charging requires little current but a long time holding at a relatively high voltage. | + | From ~80% to 100% (Absorption stage) charging requires little current but a long time holding at a relatively high voltage. |
===== how alternator charging helps ===== | ===== how alternator charging helps ===== |