Integrated checking device for direct current system of transformer substation

• Main Authors: SUN ZHUO, NONG YANKUI, MA YONGZHAN, ZHANG MIN, WANG JIANFENG, FAN LUDAN, GUO LIANG, SU YIJUN, JIA JINGDONG, JIAO LANYI, DANG MINGHUI, SHAO YITONG
• Format: Patent
• Language: Chinese; English
• Published: 08.11.2022
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The utility model provides a transformer station DC system integrated verification device, and belongs to the technical field of transformer station DC system integrated verification devices. The technical problem to be solved is to provide the improvement of the hardware structure of the transformer substation direct current system integrated verification device. According to the technical scheme, the device comprises four independent test units, namely a direct current grounding test unit, a storage battery replacement unit, a stage difference cooperation test unit and an alternating current-to-direct current test unit, the direct current grounding test unit comprises a power resistor, and the storage battery replacement unit comprises a diode. The stage difference matching test unit comprises an adjustable resistor and a stage difference matching test trigger button, the stage difference matching test trigger button is connected with the adjustable resistor in series, one end of a transformer included in t