Dump charging

Dump charging

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Dump charging is a method of charging
Battery charger
A battery charger is a device used to put energy into a secondary cell or rechargeable battery by forcing an electric current through it.The charge current depends upon the technology and capacity of the battery being charged...

 a electric vehicle
Battery electric vehicle
A battery electric vehicle, or BEV, is a type of electric vehicle that uses chemical energy stored in rechargeable battery packs. BEVs use electric motors and motor controllers instead of, or in addition to, internal combustion engines for propulsion.A battery-only electric vehicle or...

's battery pack
Battery pack
A battery pack is a set of any number of identical batteries or individual battery cells. They may be configured in a series, parallel or a mixture of both to deliver the desired voltage, capacity, or power density...

 at a higher rate than is possible with standard grid connections and battery chargers. High capacity grid connections such as those found at businesses and industry buildings with high demands can also approach these power levels.

The method uses a large stationary or mobile battery pack which can be used to transfer energy at a high rate to the vehicle's battery. A charger or a wire can be used to regulate the power flow from a higher voltage
Voltage
Voltage, otherwise known as electrical potential difference or electric tension is the difference in electric potential between two points — or the difference in electric potential energy per unit charge between two points...

battery into the lower voltage of the vehicle's battery.