pressurized water reactor


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Related to pressurized water reactor: boiling water reactor

pressurized water reactor

[′presh·ə‚rīzd ′wȯd·ər rē‚ak·tər]
(nucleonics)
A nuclear reactor in which water is circulated under enough pressure to prevent it from boiling, while serving as moderator and coolant for the uranium fuel; the heated water is then used to produce steam for a power plant. Abbreviated PWR.
References in periodicals archive ?
Untermyer worked with them on the concepts that led to the pressurized water reactor for the Nautilus, the first nuclear powered submarine.
Westinghouse is a global nuclear fuel provider for pressurized water reactors (PWRs), including Russian VVER reactors, as well as boiling water reactors (BWRs) and advanced gas-cooled reactors (AGRs).
The power plant on the bank of the Danube river operates two Russian-made VVER pressurized water reactors with generation capacity of 1,000 MW each.
The NPP will be equipped with Russia-made pressurized water reactors.
Reactors applying for resumption of their operations have so far all been pressurized water reactors, which are different from the type of reactors that suffered core meltdowns at Tokyo Electric Power Co.
China began constructing its first third-generation pressurized water reactors in 2009, but the progress was delayed by six months due to the March 11 earthquake and tsunami in Japan.
The pressurized water reactors will become operational between 2012 and 2016, producing 1,000 MWe each EoACAo enough to power around 1 million homes by Western standards.
Steam generators are used in pressurized water reactors to transfer heat from the reactor's primary coolant circuit to a secondary circuit - turning water into steam that goes on to drive turbines and generate electricity.
Most of the world's operating nuclear plants adopt second generation pressurized water reactors, Xinhua News reports.
pressurized water reactors have already developed NRC-approved analysis and testing to show that their sumps will not clog.
Ringhals nuclear power plant is located in VEaAnrobacka, Sweden, approximately 60 kilometers south of Gothenburg and comprises four units EoACAo one boiling water reactor and three pressurized water reactors.