power-system protection

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• Power 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 …   Wikipedia

• Power system automation — It is not generally known by most users of electricity to what extent power system automation is being used that is until there is a blackout.=Overcurrent protection=All lines and all electrical equipment must be protected against prolonged… …   Wikipedia

• Power engineering — Power engineering, also called power systems engineering, is a subfield of electrical engineering that deals with the generation, transmission and distribution of electric power as well as the electrical devices connected to such systems… …   Wikipedia

• Emergency power system — Emergency power systems are a type of system, which may include lighting, generators and other apparatus, to provide backup resources in a crisis or when regular systems fail. They find uses in a wide variety of settings from residential homes to …   Wikipedia

• Stand-alone power system — A stand alone power system (SAPS or SPS), also known as remote area power supply (RAPS), is an off the grid electricity system for locations that are not fitted with an electricity distribution system. Typical SAPS include one or more methods of… …   Wikipedia

• Protection — The word protection refers to anything that helps ward off some threat; the preservation from injury or harm; money paid for a guarantee against threatened violence.Protection may also refer to:* Protection (album), a 1994 album by Massive Attack …   Wikipedia

• Power line communication — or power line carrier (PLC), also known as power line digital subscriber line (PDSL), mains communication, power line telecom (PLT), power line networking (PLN), or broadband over power lines (BPL) are systems for carrying data on a conductor… …   Wikipedia

• Protection and monitoring of the electrical energy transmission networks — Large interconnected electrical networks require protection and monitoring of the electrical energy transmission networks. Electrical energy supply systems have three parts:• Generating units, i. e. the power plants• High voltage transmission… …   Wikipedia

• Power factor — For other uses, see Power factor (pistol). The power factor of an AC electric power system is defined as the ratio of the real power flowing to the load over the apparent power in the circuit,[1][2] and is a dimensionless number between 0 and 1… …   Wikipedia

• Power 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… …   Wikipedia

• Power 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… …   Wikipedia