Abstract:
In accordance with the invention, there is a battery defect detection method comprising applying a current ramp to a battery (750), determining a first time (t 1 ) when a current of the battery (750) reaches a maximum current (I peak ), and determining a second time (t 2 ) when a terminal voltage of the battery (750) reaches a maximum voltage (V peak )- The method also includes determining a differential (d), wherein (d) = /(t 1 ) - (t 2 )/, and wherein (d) corresponds to a magnitude of defects in the battery (750).
Abstract:
In accordance with various embodiments, there is a method for determining the available energy of a battery. Various embodiments include the steps of applying an increasing current to the battery and measuring a response voltage of the battery when the increasing current is applied to the battery.
Abstract:
In accordance with the invention, there is a battery defect detection method comprising applying a current ramp to a battery; determining a first time (t 1 ) when a current of the battery reaches a maximum current (I peak ), and determining a second time (t 2 ) when a terminal voltage of the battery reaches a maximum voltage (V peak ). The method also includes determining a differential (d), wherein (d)=/(t 1 )-(t 2 )/, and wherein (d) corresponds to a magnitude of defects in the battery.