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electrical:solar:series_vs_parallel [2016/11/26 14:53] frater_secessus [Parallel] |
electrical:solar:series_vs_parallel [2016/11/26 14:59] frater_secessus [Parallel] 24v batts |
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===== Parallel ===== | ===== Parallel ===== | ||
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* less impacted by shade | * less impacted by shade | ||
* more efficient than series when mixing PV of **same Vmp but different Imp**((https:// | * more efficient than series when mixing PV of **same Vmp but different Imp**((https:// | ||
- | * can use charge controllers with lower max voltage rating | + | * can use charge controllers with lower max voltage |
+ | * can use simpler, less expensive PWM charge controllers with nominal 12v panels without losing much efficiency | ||
* CON | * CON | ||
* may not provide sufficient voltage to charge battery during marginal conditions | * may not provide sufficient voltage to charge battery during marginal conditions | ||
+ | * may not provide sufficient voltage to charge higher voltage (24v) battery banks | ||