How to detect damaged batteries

Under some circumstances it might happen that a lead acid battery can become damaged. If this happend it can be detected by the carging behavior. In sun shine hours the battery seems to be chared up very fast and after sun down the battery voltage drops again. Over a longer period the battery is discharging constantly. This behavior is displayed in the follwoing graph.


Created by system. Last Modification: Tuesday 19 of January, 2010 14:49:50 GMT by heiner.