The phrase "battery system" refers to a collection of batteries and related equipment that work together to store and distribute electrical energy. Full definition
The lithium - ion battery system also features AC power outlets that can be used to power external equipment during an emergency. (treehugger.com)
A battery test engineer performs testing and validation of battery system for hybrid, plug - in hybrid, and electric vehicle applications. (bestsampleresume.com)
The British outfit has been tasked with building the engine, a naturally - aspirated 6.5 - litre V12, which will be augmented by a «lightweight hybrid battery system». (evo.co.uk)