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Data storage device — Many different consumer electronic devices can store data … Wikipedia
Electrical impedance — Electromagnetism Electricity · … Wikipedia
Electrical grid — Power Grid redirects here. For the board game, see Power Grid (board game). For other uses, see Grid (disambiguation). General layout of electricity networks. Voltages and depictions of electrical lines are typical for Germany and other European… … Wikipedia
device — noun ADJECTIVE ▪ clever, ingenious ▪ labour saving/labor saving, useful ▪ complex, sophisticated ▪ simple … Collocations dictionary
storage — 1. The retention of data in any form, usually for the purpose of orderly retrieval and documentation. 2. A device consisting of electronic, electrostatic, electrical, hardware, or other elements into which data may be entered, and from which data … Military dictionary
Grid energy storage — is used to manage the flow of electrical energy. For large scale load levelling on an interconnected electrical system, electric energy producers send low value off peak excess electricity over the electricity transmission grid to temporary… … Wikipedia
Energy storage — is the storing of some form of energy that can be drawn upon at a later time to perform some useful operation. A device that stores energy is sometimes called an accumulator. All forms of energy are either potential energy (eg. chemical,… … Wikipedia
Superconducting magnetic energy storage — (SMES) systems store energy in the magnetic field created by the flow of direct current in a superconducting coil which has been cryogenically cooled to a temperature below its superconducting critical temperature. A typical SMES system includes… … Wikipedia
Early IBM disk storage — The invention of magnetic disk storage, pioneered by IBM in the 1950s, was a critical component of the computer revolution. This article surveys the major IBM computer disk drives introduced in the 1950s, 1960s and early 1970s. The basic… … Wikipedia
Computer data storage — 1 GB of SDRAM mounted in a personal computer. An example of primary storage … Wikipedia
Charge-coupled device — A specially developed CCD used for ultraviolet imaging in a wire bonded package. A charge coupled device (CCD) is a device for the movement of electrical charge, usually from within the device to an area where the charge can be manipulated, for… … Wikipedia