ption and higher Vfloat to [[electrical:solar:pwm tweaking|maximize power output of a PWM controller]].
PWM ... an get better results by [[electrical:solar:shunt tweaking|choosing setpoints to fit your situation]]. Usua... time loads are hampered by [[electrical:solar:pwm_tweaking|PWM Vbatt hobbling]]
* [[#overpaneling|overpane... loat voltages.
See also [[electrical:solar:shunt_tweaking|shunt tweaking]].
==== should I upgrade my PWM t
nd best performance with [[electrical:solar:shunt_tweaking|shunt]]/[[electrical:solar:pwm_tweaking|pwm [[electrical:solar:charge_controller|controllers]]]])) panel on... he PANEL terminals of a [[electrical:solar:shunt_tweaking|$10 shunt]] solar [[electrical:solar:charge_contr
===
You can eek out a bit [[electrical:solar:pwm_tweaking|more power from PWM]] or [[electrical:solar:shunt_tweaking|"shunt"]] charge controllers by tweaking their setpoints.
the Chinese "Tracer" MPPT charge controllers ma
http://rvwiki.mousetrap.net/doku.php?do=search&id=tweaking|tweaking the system]] for max power generation
==== Wanting to charging from EV charging stations ====
Wh... nel on sale for $90, 10A [[electrical:solar:shunt_tweaking|shunt controller]] for $10.))
==== believing 100
#pwm|PWM]] controllers are [[electrical:solar:pwm_tweaking#pwm_s_achilles_heel|somewhat hamstrung in this sc... an use this to [[electrical:12v:directcharginglfp#tweaking_current_with_voltage|limit charging current witho... e controllers from getting [[electrical:solar:pwm_tweaking#pwm_s_achilles_heel|hamstrung due to low Vbatt]].
nal.))
-> inverter -> 120vac devices
===== tweaking the current =====
With a combiner there is no e... oach anyhow. ([[electrical:12v:directcharginglfp#tweaking_current_with_resistance|further reading]])
* re... smaller drop) ([[electrical:12v:directcharginglfp#tweaking_current_with_voltage|further reading]])
* repla
====== Tweaking a PWM controller for maximum power ======
[[electrical:solar:charge_controller#pwm|PWM cont... ormation also applies to [[electrical:solar:shunt_tweaking|tweaking shunt controllers]].
===== PWM's achilles heel =====
During charging with a PWM controller **t
s article, etc
- do not idle to charge.
===== tweaking current with resistance =====
We don't have a l... 14v-13v)/**0.025R** = 1v/0.025R = **40A**
===== tweaking current with voltage =====
Anything that reduce
n be increased somewhat by [[electrical:solar:pwm_tweaking|tweaking battery voltages higher]].
[[electrical:solar:charge_controller#mppt|MPPT]] controllers can run t
====== Tweaking a configurable shunt controller ======
[ [[http://amzn.to/2mU84Hi|{{ https://images-na.ssl-i... re are a couple reasons to [[electrical:solar:pwm_tweaking#the_controller_s_achilles_heel|use a higher-than-
e to most expensive
- [[electrical:solar:shunt_tweaking|shunt]] + poly panels. Shunts have similar perfo... mended due to low Imp)
- [[electrical:solar:pwm_tweaking|PWM]] + poly panels
- PWM + mono panels (not re
ge controllers]] will make [[electrical:solar:pwm_tweaking|most power]] when bank voltage is highest. So wa... system struggles to reach Absorption mode further tweaking is possible.
To run loads heavier than the ratin
ger]] or other [[electrical:12v:directcharginglfp#tweaking_current_with_resistance|current-limiting approach... ies can get by with even [[electrical:solar:shunt_tweaking|a $10 cheapie]]. Nicer PWM have staged ("smart")
