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- Nuclear reactor - Wikipedia
Reactor accidents have been caused by combinations of design and operator failure The 1979 Three Mile Island accident, at INES Level 5, the 1986 Chernobyl disaster and 2011 Fukushima disaster, both at Level 7, all had major effects on the nuclear industry and anti-nuclear movement
- Nuclear Power Reactors - World Nuclear Association
This page is about the main conventional types of nuclear reactor See also pages on Advanced Nuclear Power Reactors, Small Nuclear Power Reactors, Fast Neutron Reactors and Generation IV Nuclear Reactors
- NUCLEAR 101: How Does a Nuclear Reactor Work?
These reactors pump water into the reactor core under high pressure to prevent the water from boiling The water in the core is heated by nuclear fission and then pumped into tubes inside a heat exchanger
- Small modular reactors and microreactors under development in . . .
Sodium-cooled reactors Sodium-cooled reactor (SCR) designs use liquid metal (sodium) as a coolant instead of light water that is typically used in operating nuclear reactors These designs allow the reactor to operate at higher temperatures and lower pressures, potentially improving efficiency
- Nuclear reactor | Definition, History, Components | Britannica
In a nuclear reactor the chain reaction is maintained at a controlled, nearly constant level Nuclear reactors are so designed that they cannot explode like atomic bombs Most of the energy of fission—approximately 85 percent of it—is released within a very short time after the process has occurred
- Nuclear Reactors: Principle, Types, Uses, Examples, Risks
Reactors are essential for providing power to millions of households and companies all over the world because they get the huge amounts of energy supplied by nuclear fission Nuclear reactors work by keeping up a controlled chain reaction
- What is a nuclear reactor? - What is nuclear?
A nuclear reactor is a system that contains and controls sustained nuclear chain reactions Reactors are used for generating electricity, moving aircraft carriers and submarines, producing medical isotopes for imaging and cancer treatment, and for conducting research
- Nuclear power reactors, reactor types and technologies | IAEA
Currently, over 400 such reactors in 32 countries provide about 10 per cent of the world’s electricity The IAEA fosters an international information exchange and collaboration on technological innovations in different reactor technologies
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