Cell group voltages for battery cell groups of a battery module are received from voltage sensors. Cell group currents for the battery cell groups are received from current sensors. Open circuit voltages are generated for each of the battery cell groups ba...

According to embodiments of the present disclosure, an energy storage system, including a photovoltaic (PV) system and connected with a power grid, may comprise: a power conversion system (PCS) configured to be connected with the power grid and selectively...

The present disclosure relates to a method and system for evaluating a grid condition of an AC power grid (1). A time series of voltage and current signals of the AC power grid (1) is captured (S1) and a local frequency of the AC power grid (1) is identifi...

The invention relates to a method for identifying infiltration of a viscous medium () into an electronic assembly () for a vehicle, the electronic assembly () comprising at least one housing (), a printed circuit board () and a connection region (), the ho...

A first battery pack (252-1) comprises a battery module (314) which includes a plurality of battery cells (310) connected in series between a positive terminal (352) and a negative terminal (353), ground-fault resistances (45) each of which appears between...

Methods for evaluating battery safety under internal short-circuit conditions are improved to eliminate variations in evaluation results and accurately evaluate battery safety under internal short-circuit conditions. An internal short-circuit is caused in ...

A short circuit detection apparatus and method thereof for detecting a pin-to-pin short or a pin-to-ground short of a wireless communications terminal battery connector is described. The detection apparatus monitors the voltage level of the battery and ind...