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Pressurized Water Reactor (PWR) [ Nuclear Power Generation ] [ ENERGY ]

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Pressurized Water Reactor (PWR) in Japan

A pressurized water reactor (PWR) is a type of light water reactor system that is most widely used around the world

The PWR reactors constitute the largest majority of nuclear power plants in the world and uses ordinary water as the moderator and coolant. There are 24 PWR nuclear power plants in Japan, of which all but the first few plants were designed, manufactured, and constructed by MHI as the main contractor.