Hualong No.1 spring pressurizer safety valve

Overview:

The pressurizer safety valve is the only nuclear class 1 safety valve in the pressurized water reactor nuclear power plant. The nuclear safety class 1 spring type pressurizer safety valve for the "Hualong No. 1" third-generation pressurized water reactor nuclear power plant is located on the top of the pressurizer and serves as the overpressure protection device of the reactor coolant system.

Features:

Fully enclosed structure, equipped with a double back pressure balance structure composed of bellows and piston.