This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision Next revision Both sides next revision | ||
electrical:solar:status [2020/08/29 22:28] frater_secessus [in float] |
electrical:solar:status [2020/08/29 22:47] frater_secessus [in bulk] |
||
---|---|---|---|
Line 69: | Line 69: | ||
* Vpanel == Vmp((although [[electrical: | * Vpanel == Vmp((although [[electrical: | ||
* Vbatt climbing toward Vabs | * Vbatt climbing toward Vabs | ||
- | * Current | + | * charge |
* **Example: | * **Example: | ||
Line 97: | Line 97: | ||
==== transitioning to float ==== | ==== transitioning to float ==== | ||
- | When transitioning from Absorption to Float the voltage needs to drop about a volt. The system will " | + | When transitioning from Absorption to Float the voltage needs to drop about a volt. The system will " |
- | * starts at Vabs | + | * Vbatt starts at Vabs |
- | * power generation stops | + | * power harvest is cut off or greatly curtailed |
- | * voltage | + | * vbatt drops to Vfloat |
- | * when voltage reaches Vfloat the system will start making power to hold that setpoint. | + | * when voltage reaches Vfloat the system will start making power to hold //that// setpoint. |
Line 108: | Line 108: | ||
**During Float with MPPT** | **During Float with MPPT** | ||
- | * Vpanel | + | * Vpanel |
* Vbattery == Vfloat | * Vbattery == Vfloat | ||
* controller output minimal((assuming no loads)) | * controller output minimal((assuming no loads)) | ||
Line 133: | Line 133: | ||
* If enough power is available no change will be observed but the controller may run cooler((as PWM switching reduces in frequency.)) | * If enough power is available no change will be observed but the controller may run cooler((as PWM switching reduces in frequency.)) | ||
* If demand outstrips supply the Vbattery & Vpanel will drop((causing a bit of a "death spiral", | * If demand outstrips supply the Vbattery & Vpanel will drop((causing a bit of a "death spiral", | ||
- | * **Example**: | + | * **Example**: |