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electrical:solar:charge_controller [2019/09/28 17:23] frater_secessus [sizing your charge controller] |
electrical:solar:charge_controller [2020/01/07 23:02] frater_secessus [how to choose] |
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If more power is needed (and there is physical space) additional PV can be added to match the charging output of an MPPT charger, often at a lower cost. [There are no prizes for fanciest or most expensive charge controller! | If more power is needed (and there is physical space) additional PV can be added to match the charging output of an MPPT charger, often at a lower cost. [There are no prizes for fanciest or most expensive charge controller! | ||
MPPT controllers also tend to consume more power to run themselves than PWM models due to additional processing and electronic components. | MPPT controllers also tend to consume more power to run themselves than PWM models due to additional processing and electronic components. | ||
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+ | There are also edge cases where PWM can make more power than MPPT on poly [[electrical: | ||
**MPPT may be a better fit** when: | **MPPT may be a better fit** when: | ||
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We say " | We say " | ||
**Shunt controllers are useful for [[electrical: | **Shunt controllers are useful for [[electrical: | ||
- | Their simple ON and OFF setpoints may also make them useful for charging [[electrical: | + | Their simple ON and OFF setpoints may also make them useful for charging [[electrical: |
Further reading: | Further reading: | ||
[[https:// | [[https:// |