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US 9,754,689 B2Granted
Radiation source reducing system and method for nuclear power plant
AssigneeThe Japan Atomic Power Company
InventorsYutaka Ueyama, Wataru Sugino
Life of this patent
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Abstract
A radiation source reducing system and method for nuclear power plants whereby radiation source can be reduced are provided. The radiation source reducing system for nuclear power plants includes a dispersant injecting unit, which injects a dispersant into a coolant of a nuclear power plant coolant system. The dispersant is polyacrylic acid, and has an average molecular weight in a range of 16000 to 26000, inclusive.
Claims5
A radiation source reducing method for a nuclear power plant, comprising
- injecting a dispersant into a coolant of a coolant system of the nuclear power plant via a dispersant injecting unit;
- wherein the dispersant is polyacrylic acid having an average molecular weight in a range of 16000 to 26000, inclusive.
Dependencies are inferred from the claim text.