Device and method for testing critical current of superconducting bunched cable under torsional load

• Main Authors: WU HAIJING, LIU ANWEN, CAI JIDONG, XU CHAO, SHEN HUI, LIN ZURONG, XU HAIFENG, JIN LU, XU YANGCHAO, ZHAO FENG, LU QIANKUN, SEO WOONG, LU QIANG, XU LONG
• Format: Patent
• Language: Chinese; English
• Published: 19.09.2023
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The invention discloses a critical current testing device for a superconducting bunched cable under a torsional load, and relates to the technical field of superconducting power application, the critical current testing device comprises a liquid nitrogen container, a base, a driving mechanism, a torsion mechanism and a clamping mechanism, one end of the base is fixed on the inner wall of the bottom of the liquid nitrogen container, and the other end of the base penetrates through the outer wall of the liquid nitrogen container and is vertically provided with a mounting plate; the torsion mechanism penetrates through the mounting plate and the outer wall of the liquid nitrogen container, extends into an inner cavity of the liquid nitrogen container and is fixedly connected with the clamping mechanism, the torsion mechanism is rotationally connected with the mounting plate and the liquid nitrogen container, and the driving mechanism penetrates through the mounting plate and is in transmission connection with th