power-down protection
1Power 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 …
2Power 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… …
3Power 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… …
4Power 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… …
5Down feather — The down of birds is a layer of fine feathers found under the tougher exterior feathers. Very young birds are clad only in down. Powder down is a specialized type of down found only in a few groups of birds. Down is a fine thermal insulator and… …
6Power supply — For the Budgie album, see Power Supply (album). A vacuum tube rackmount adjustable power supply, capable of +/ 1500 volts DC, 0 to 100mA output, with amperage limiting capability. A power supply is a device that supplies electrical energy …
7Power supply rail — A power supply rail or voltage rail refers to a single voltage provided by a power supply unit (PSU) relative to some understood ground. Although the term is generally used in electrical engineering, most people encounter it in the context of… …
8Power ring (DC Comics) — This article is about the Green Lantern Corps weapon. For the supervillains, see Power Ring (DC Comics). Power ring The Green Lantern Corps rings. Publication information …
9Power 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… …
10Power ring (weapon) — This article is about the Green Lantern Corps weapon. For the comic book characters, see Power Ring (character). A power ring is a weapon in the DC Universe, most notably used by the Green Lantern Corps. These rings are considered to be the most… …
