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  2. Battery charger - Wikipedia

    en.wikipedia.org/wiki/Battery_charger

    Slow battery chargers may take several hours to complete a charge. High-rate chargers may restore most capacity much faster, but high-rate chargers can be more than some battery types can tolerate. Such batteries require active monitoring of the battery to protect it from any abusive use. [5] Electric vehicles ideally need high-rate chargers ...

  3. Battery electric multiple unit - Wikipedia

    en.wikipedia.org/wiki/Battery_electric_multiple_unit

    Modern battery-electric trains have the ability to operate on both types of track. A number of metro networks around the world have extended electrified metro lines using battery-electric technology, with a number of networks considering the option. From March 2014, passenger battery trains have been in operation in Japan on a number of lines.

  4. Battery management system - Wikipedia

    en.wikipedia.org/wiki/Battery_management_system

    A battery management system (BMS) is any electronic system that manages a rechargeable battery (cell or battery pack) by facilitating the safe usage and a long life of the battery in practical scenarios while monitoring and estimating its various states (such as state of health and state of charge), [1] calculating secondary data, reporting that data, controlling its environment ...

  5. Friwo Gerätebau - Wikipedia

    en.wikipedia.org/wiki/Friwo_Gerätebau

    Friwo Gerätebau GmbH (English: FRIWO equipment manufacturing GmbH) is a German company, headquartered in Ostbevern, Germany.Its origin can be traced back to 1881. [2] [3] Since the development of the first power supply unit in 1971, [4] the company operates worldwide and manufactures battery chargers, battery packs, power supplies, LED drivers and drive units.

  6. Jump start (vehicle) - Wikipedia

    en.wikipedia.org/wiki/Jump_start_(vehicle)

    Battery chargers may be strictly manual, or may include controls for time and charging voltage. Battery chargers that apply a high voltage (for example, more than 14.4 volts on a 12-volt nominal system) will result in the emission of hydrogen gas from the battery, which may damage it or create an explosion risk.

  7. Automotive battery - Wikipedia

    en.wikipedia.org/wiki/Automotive_battery

    An automotive battery, or car battery, is a rechargeable battery that is used to start a motor vehicle. Its main purpose is to provide an electric current to the electric-powered starting motor , which in turn starts the chemically-powered internal combustion engine that actually propels the vehicle.