Tree impedance test platform and measurement method for 10kV tree line fault

• Main Authors: CHEN LONG, YANG LONGSHAN, ZHAO SHENYUAN, YANG SEN, CHEN TIANXIANG, REN XINYUE, WANG MENG
• Format: Patent
• Language: Chinese; English
• Published: 13.06.2023
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The invention relates to the technical field of high-voltage tests, in particular to a tree impedance test platform and measurement method for 10 kV tree line faults, which comprises a power transmission and transformation module, a tree line fault module and a data acquisition and control module. The power transmission and transformation module comprises a 400V power supply, a 0.4/10kV three-phase transformer, a 10kV adjustable capacitor group, a 0.4 kV adjustable reactor group, an overhead line, an adjustable capacity load and a neutral point arc suppression coil grounding device; the tree line fault module comprises a real environment simulation device, an adjustable lifting device, a test tree and a grounding unit; the data acquisition and control module comprises a high-speed fault recorder, a high-precision infrared thermometer, a high-precision camera, a voltage transformer, a current transformer and reactive compensation equipment. According to the invention, a 10kV tree line fault test platform can b