shut down — verb cease to operate or cause to cease operating (Freq. 2) The owners decided to move and to close the factory My business closes every night at 8 P.M. close up the shop • Syn: ↑close up, ↑close, ↑fold, ↑c … Useful english dictionary
shut down — phr verb Shut down is used with these nouns as the subject: ↑computer, ↑engine, ↑factory Shut down is used with these nouns as the object: ↑computer, ↑engine, ↑factory, ↑reactor, ↑work … Collocations dictionary
secondary shut-down system — noun A system for shutting down a nuclear reactor should the control rods fail to do so • • • Main Entry: ↑second … Useful english dictionary
Reactor operator — A reactor operator (or nuclear reactor operator) is an individual at a nuclear power plant who is responsible for directly controlling a nuclear reactor from a control panel and is the only individual at a nuclear power plant who can directly… … Wikipedia
shut — v. (shutting; past and past part. shut) 1 tr. a move (a door, window, lid, lips, etc.) into position so as to block an aperture (shut the lid). b close or seal (a room, window, box, eye, mouth, etc.) by moving a door etc. (shut the box). 2 intr.… … Useful english dictionary
Reactor Protective System — A Reactor Protective System (RPS) is a set of nuclear safety components in a nuclear power plant designed to safely shutdown the reactor and prevent the release of radioactive materials. The System can trip automatically (initiating a Scram), or… … Wikipedia
reactor — noun ADJECTIVE ▪ nuclear, nuclear power ▪ breeder, fast, fast breeder, fission, fusion, gas cooled, light water, etc … Collocations dictionary
Nuclear reactor accidents in the United States — According to a 2010 survey of energy accidents, there have been at least 56 accidents near nuclear reactors in the United States (defined as incidents that either resulted in the loss of human life or more than US$50,000 of property damage). The… … Wikipedia
Experimental Breeder Reactor II — There is also a separate, closed, unrelated facility called Experimental Breeder Reactor I .Experimental Breeder Reactor II (EBR II) is a reactor at the Materials and Fuels Complex of the Idaho National Laboratory, formerly the Argonne West… … Wikipedia
Pebble bed reactor — Sketch of a pebble bed reactor in Italian … Wikipedia