Electric Power Systems
31Electric propulsion — is a form of spacecraft propulsion used in outer space. This type of rocket like reaction engine utilize electric energy to obtain thrust from propellant carried with the vehicle. Unlike rocket engines these kinds of engines do not necessarily… …
32Power supply unit (computer) — Power supply unit with top cover removed A power supply unit (PSU) supplies direct current (DC) power to the other components in a computer. It converts general purpose alternating current (AC) electric power from the mains (110 V to… …
33Power strip — Power bar redirects here. For the manufacturer of energy food products, see PowerBar. French/Belgian power strip A power strip (also known as an extension block, power board and by many other variations) is a block of electrical sockets that… …
34Power system protection — is a branch of electrical power engineering that deals with the protection of electrical power systems from faults through the isolation of faulted parts from the rest of the electrical network. The objective of a protection scheme is to keep the …
35Power transmission — is the movement of energy from its place of generation to a location where it is applied to performing useful work.Power is defined formally as units of energy per unit time.In SI units: 1 watt = 1 joule/s = 1 newton * metre/second… …
36Systems Engineering Laboratories — (also called SEL) was a manufacturer of minicomputers in Fort Lauderdale, Florida. It was one of the first 32 bit realtime computer system manufacturers. Realtime computers are used for process control and monitoring; to accommodate these… …
37Power system harmonics — are integer multiples of the fundamental power system frequency. Power system harmonics are created by non linear devices connected to the power system. High levels of power system harmonics can create voltage distortion and power quality… …
38Power system — refers to Electric power transmissionee also*Continual power system *Emergency power system *Power Systems CAD …
39Electric motor — For other kinds of motors, see motor (disambiguation). For a railroad electric engine, see electric locomotive. Various electric motors. A 9 volt PP3 transistor battery is in the center foreground for size comparison. An electric motor converts… …
40Electric vehicle — Sustainable energy Renewable energy …
