light-water reactor

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light-water reactor

[′līt ¦wȯd·ər rē′ak·tər]
(nucleonics)
A nuclear reactor that uses ordinary water as moderator, in contrast to heavy water.
References in periodicals archive ?
The nearest to completion are the light water reactors. Small modular light water reactors have some features, including the coolant used, in common with the current fleet of large U.S.
Ulchin 5 unit has a 1,001MW pressurised light water reactor. Construction on the unit began in January 1999 and connected to the grid in January 2004.
At the Georgia Institute of Technology in Atlanta, Georgia, researchers will develop a high-power light water reactor with inherent safety features that go beyond the capabilities of advanced passive systems.
New Delhi [India], July 20 ( ANI ): The government has accorded 'in principle' approval of five coastal sites and designated them for locating large capacity Light Water Reactors (LWRs) for Nuclear Energy in cooperation with the Russian Federation, France & the United States.
The company said that the TWR commercial reactor plant design is a 1,150 megawatt liquid sodium-cooled fast reactor that uses depleted uranium as fuel, generated by the enrichment process used for existing light water reactors.
Materials' ageing and degradation in light water reactors; mechanisms and management.
The Hyperion reactor would probably use as fuel medium-enriched uranium, which is between 15 and 20% enriched, as compared to 3 to 5% for light water reactors. The additional separative work needed to enrich 15% to 90% bomb-grade uranium is quite small.
The program, rolled out by the department in February 2006, calls for the promotion of effective utilization of nuclear energy resources through recycling of spent nuclear fuels from light water reactors and generation of electricity by advanced reactors that consume transuranic elements as part of their fuel, according to Mitsubishi Heavy.
Going forward, succeeding FBR technology MHI has developed and in tandem with MHI that is the core company in FBR development, MFBR will proactively engage in FBR development based on Japan's development policy toward construction of a demonstration reactor for launching by 2025 and the first commercial reactor for introduction by 2050, with the ultimate aim to supersede light water reactors.
All commercial reactors in the United States fall into two categories, pressurized water reactors (PWR) and boiling water reactors (BWR), collectively known as light water reactors (LWR).
According to The Guardian, a spokesman for ABB said that "board members were informed about the project, which would deliver systems and equipment for light water reactors." Rumsfeld does not "recall [the deal] being brought before the board at any time."
The deal for two light water reactors was part of former President Bill Clinton's plan to woo North Korea by "gentle persuasion".