User Tools

Site Tools


electrical:solar:charge_controller

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
electrical:solar:charge_controller [2023/12/13 10:36]
frater_secessus [specs]
electrical:solar:charge_controller [2024/02/16 23:32] (current)
frater_secessus [how to choose] added video
Line 197: Line 197:
 **MPPT is effectively required** when: **MPPT is effectively required** when:
   * when one needs to squeeze every watt out of the panel   * when one needs to squeeze every watt out of the panel
-  * using panels with nominal voltages higher than the battery bank voltage, like 24v panels with a 12v bank.   To be fair, [[http://mouse.mousetrap.net/blog/2021-07-09-solar-back-online-.html#pwm-spare-saved-my-bacon|one really can use higher-voltage panels with PWM and 12v banks]] -- they just end up running at about half power.    +  * using panels with nominal voltages higher than the battery bank voltage, like 24v panels with a 12v bank.   To be fair, [[http://mouse.mousetrap.net/blog/2021-07-09-solar-back-online-.html#pwm-spare-saved-my-bacon|one really can use higher-voltage panels with PWM and 12v banks]] -- they just end up running at about half power.  [[https://www.youtube.com/watch?v=V2b7z2eTb5o|Demonstration video from AltE]].
   * space available for panels is limited, as on a sailboat or small vehicle   * space available for panels is limited, as on a sailboat or small vehicle
   * daytime loads are hampered by [[electrical:solar:pwm_tweaking|PWM Vbatt hobbling]]   * daytime loads are hampered by [[electrical:solar:pwm_tweaking|PWM Vbatt hobbling]]
electrical/solar/charge_controller.txt ยท Last modified: 2024/02/16 23:32 by frater_secessus