Nitrogen charging maintenance system and method for secondary side of high-temperature gas cooled reactor steam generator

• Main Authors: LIU JUNFENG, WANG WEI, MA XIAOLONG, LING TONGTONG, ZHANG RUIXIANG, WU SHOUGUI, LI CHANGHAI, XI JINGBIN, ZHANG ZHENLU
• Format: Patent
• Language: Chinese; English
• Published: 01.03.2024
• Subjects: NUCLEAR ENGINEERING; NUCLEAR PHYSICS; NUCLEAR POWER PLANT; PHYSICS

The invention discloses a high-temperature gas cooled reactor steam generator secondary side nitrogen charging maintenance system and method, and the system comprises a steam generator, a nitrogen storage tank, a first solenoid valve, an electric control valve, a second solenoid valve, a third solenoid valve, a fourth solenoid valve, a supercharger, a fifth solenoid valve, a sixth solenoid valve, a liquid storage tank, a water supply discharge valve and an exhaust valve. By means of the system and method, nitrogen charging maintenance of the secondary side of the steam generator can be achieved, and safety is high. 本发明公开了一种高温气冷堆蒸汽发生器二次侧充氮保养系统及方法，包括蒸汽发生器、氮气储罐、第一电磁阀、电动调节阀、第二电磁阀、第三电磁阀、第四电磁阀、增压机、第五电磁阀、第六电磁阀、储液罐、给水排放阀及排气阀，该系统及方法能够实现蒸汽发生器二次侧的充氮保养，且安全性较高。