Electric Power Systems
61North American Electric Reliability Corporation — Contiguous United States power transmission grid consists of 300,000 km of lines operated by 500 companies. The North American Electric Reliability Corporation (NERC), a nonprofit corporation based in Atlanta, GA, was formed on March 28,… …
62Uninterruptible power supply — A small free standing UPS …
63Electric guitar — Fender Stratocaster String instrument Classification String instrument (plucked, either by fingerpicking, or with a pick.) …
64Electric heating — is any process in which electrical energy is converted to heat. Common applications include heating of buildings, cooking, and industrial processes. An electric heater is an electrical appliance that converts electrical energy into heat. The… …
65Maximum power point tracking — Current voltage characteristics of a solar cell at a particular light level, and in darkness. The area of the yellow rectangle gives the output power. Pmax denotes the maximum power point Maximum power point tracking (MPPT) is a technique that… …
66Electric Version — Studio album by The New Pornographers Released …
67Electric beacon — Electric beacons are a kind of beacon used with direction finding equipment to find ones relative bearing to a known location (the beacon).The term electric beacon includes radio, infrared and sonar beacons. Radio beacons A radio beacon is a… …
68Electric vehicle battery — Further information: Rechargeable electricity storage system For the starting, lighting and ignition system battery of an automobile, see Automotive battery. A Mitsubishi i MiEV having its batteries installed in Japan …
69Systems of measurement — A system of measurement is a set of units which can be used to specify anything which can be measured and were historically important, regulated and defined because of trade and internal commerce. Scientifically, when later analyzed, some… …
70Electric shock — Electrocute redirects here. For the band, see Electrocute (band). An electric shock can occur upon contact of a human s body with any source of voltage high enough to cause sufficient current through the muscles or hair. The minimum current a… …
