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2. Backup battery - Wikipedia

   en.wikipedia.org/wiki/Backup_battery

   Backup batteries are used in uninterruptible power supplies (UPS), and provide power to the computers they supply for a variable period after a power failure, usually long enough to at least allow the computer to be shut down gracefully. [4] These batteries are often large valve regulated lead-acid batteries in smaller or portable systems.

3. Uninterruptible power supply - Wikipedia

   en.wikipedia.org/wiki/Uninterruptible_power_supply

   Uninterruptible power supply. An uninterruptible power supply ( UPS) or uninterruptible power source is a type of continual power system that provides automated backup electric power to a load when the input power source or mains power fails. A UPS differs from a traditional auxiliary / emergency power system or standby generator in that it ...

4. Battery storage power station - Wikipedia

   en.wikipedia.org/wiki/Battery_storage_power_station

   A battery storage power station, or battery energy storage system ( BESS ), is a type of energy storage power station that uses a group of batteries to store electrical energy. Battery storage is the fastest responding dispatchable source of power on electric grids, and it is used to stabilise those grids, as battery storage can transition from ...

5. I tried this battery-powered backup generator - AOL

   www.aol.com/lifestyle/tried-battery-powered...

   Bluetti AC200P setup: Hope you ate your spinach today. The AC200P is one big battery, measuring 16.5 by 11 by 15.2 inches. It's compact enough to store away in, say, a closet until needed, but the ...

6. Energy storage - Wikipedia

   en.wikipedia.org/wiki/Energy_storage

   Energy storage is the capture of energy produced at one time for use at a later time [ 1] to reduce imbalances between energy demand and energy production. A device that stores energy is generally called an accumulator or battery. Energy comes in multiple forms including radiation, chemical, gravitational potential, electrical potential ...

7. Battery room - Wikipedia

   en.wikipedia.org/wiki/Battery_room

   A battery room is a room that houses batteries for backup or uninterruptible power systems. The rooms are found in telecommunication central offices, and provide standby power for computing equipment in datacenters. Batteries provide direct current (DC) electricity, which may be used directly by some types of equipment, or which may be ...