BFL13 & PWM
ye ole controller worked as you suggest which is how PWM controller operate AFIK, nothing new to learn. "A PWM controller is not a DC to DC transformer. The PWM controller is a switch which connect...
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You've done the measurements before!
Remember the fake mppt 30? its review shows how input voltage is higher than output due to 'duty cycle' when not needed (bulk), the scope shows it all!!!
You need a scope for your educational documentaries !
https://www.youtube.com/watch?v=la-gvy0DfJs, about 6:40
I don't see any need to understand how EVERY pwm controller operates, but it is fun to measure what is going on at different times.
PWM on is batt v - Ipanel, PWM off is Voc - I=0.0A
Remember the fake mppt 30? its review shows how input voltage is higher than output due to 'duty cycle' when not needed (bulk), the scope shows it all!!!
You need a scope for your educational documentaries !
https://www.youtube.com/watch?v=la-gvy0DfJs, about 6:40
I don't see any need to understand how EVERY pwm controller operates, but it is fun to measure what is going on at different times.
PWM on is batt v - Ipanel, PWM off is Voc - I=0.0A
