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electrical:solar:status [2023/07/12 18:06]
frater_secessus [evening] BMS
electrical:solar:status [2023/07/13 18:44]
frater_secessus [sudden voltage spikes]
Line 186: Line 186:
 If you are seeing sudden voltage spikes and have lithium batteries, you may be seeing [[opinion:frater_secessus:lifepo4_charging_voltage|the BMS disconnect charging]]. If you are seeing sudden voltage spikes and have lithium batteries, you may be seeing [[opinion:frater_secessus:lifepo4_charging_voltage|the BMS disconnect charging]].
  
 +===== MPPT tracking sweeps =====
  
  
 +An **MPPT** controller sweeps the **P**ower **P**oints along the array voltage curve in order to **T**rack the **M**aximum (and non-maxiumum) power points.  
 +
 +Depending on the algorithm the sweep may be local to the present Vpanel, or may be a sweep from 0v-Voc, or anything in between.  It may happen often or seldem.  
 +
 +The sweep will interfere with power production so the mfg attempts to find a balance between
 +
 +  * constant production, and
 +  * learning whether or not one is operating at the ideal power poing
  
  
electrical/solar/status.txt ยท Last modified: 2024/01/14 15:32 by frater_secessus