PRESSURIZED WATER NUCLEAR POWER PLANT AND OPERATION METHOD OF PRESSURIZED WATER NUCLEAR POWER PLANT
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United States of America Patent
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Issued Date -
Jul 14, 2022
app pub date -
Mar 11, 2020
filing date -
May 10, 2019
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Abstract
To reduce a corrosion damage risk to a heat transfer tube of a steam generator while suppressing the use of chemicals having environmental effects. A pressurized water nuclear power plant includes a hydrogen supply unit configured to supply hydrogen to a water single phase part of a secondary system, a hydrogen concentration measuring unit configured to measure hydrogen concentration in the water single phase part, and a control unit configured to control supply of hydrogen by the hydrogen supply unit so that the hydrogen concentration measured by the hydrogen concentration measuring unit exceeds 10 ppb.
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