Simulation experiment device for spent fuel post-treatment high-temperature nitric acid total stress corrosion

• Main Authors: ZHANG LIANMIN, CHEN WANQI, LI YANFEN, LIU ZHENG, SUN SHENGXUAN, ZHENG YUGUI, ZHENG YUE, SHAN YIYIN
• Format: Patent
• Language: Chinese; English
• Published: 04.04.2023
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The invention provides a simulation experiment device for spent fuel post-treatment high-temperature nitric acid total stress corrosion, and relates to the technical field of spent fuel post-treatment. The device comprises an electric control system, and a load loading system, a corrosion reaction system, an electrochemical test system, a temperature control system and a tail gas treatment system which are connected with the electric control system, the load loading system is used for loading various loads; the corrosion reaction system consists of a glass reaction tank and a reaction tank cover; a nitric acid solution is contained in the reaction tank and is used for corrosion reaction of a sample; a sample penetrates through the glass reaction tank and is sealed by a sealing kit; the electrochemical testing system is arranged in the reaction tank cover and is used for performing electrochemical testing on the corrosion reaction of the sample; the temperature control system is used for adjusting and controll