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electrical:solar:charge_controller [2020/05/25 11:54] frater_secessus [how to choose] |
electrical:solar:charge_controller [2020/05/25 12:02] frater_secessus [how to choose] |
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* making [[electrical: | * making [[electrical: | ||
We say " | We say " | ||
- | **Shunt controllers are useful for [[electrical: | ||
- | Their simple ON and OFF setpoints may also make them useful for charging [[electrical: | ||
Further reading: | Further reading: | ||
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* if temperatures are very low (rising Vmp means increasing output which PWM could not capture) | * if temperatures are very low (rising Vmp means increasing output which PWM could not capture) | ||
* the increase in cost is not an undue burden | * the increase in cost is not an undue burden | ||
+ | |||
+ | **Shunt controllers** are extremely inexpensive, | ||
+ | |||
+ | Shunts with a configurable charge setpoint((effectively Vabs)) will likely charge deeply cycled batteries better than a more $$$ PWM controller that lacks configuratble setpoints. | ||
+ | |||
+ | * [[electrical: | ||
+ | * battery chemistries that are not damaged by [[electrical: | ||
+ | * Their simple ON and OFF setpoints may also make them useful for charging [[electrical: | ||
+ | |||
===== multiple charge controllers | ===== multiple charge controllers |