Transformer fault detection device and transformer system

• Main Authors: XIANG CHENMENG, WANG LILI, JIA YUNFEI, XING CHAO, LIU HONGLIANG, TIAN YUAN, GAO SHUGUO, ZHANG FAN
• Format: Patent
• Language: Chinese; English
• Published: 18.01.2022
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The invention is suitable for the technical field of transformer detection, and provides a transformer fault detection device and a transformer system. The transformer fault detection device comprises a data acquisition unit, a vibration signal extraction unit, an ultrasonic signal extraction unit and a fault analysis unit, wherein the data acquisition unit is used for acquiring a vibration ultrasonic composite signal and a voltage signal of a target transformer; the vibration signal extraction unit is used for extracting a vibration signal from the vibration ultrasonic composite signal; the ultrasonic signal extraction unit is used for extracting an ultrasonic signal from the vibration ultrasonic composite signal; and the fault analysis unit is used for acquiring the vibration signal, the ultrasonic signal and the voltage signal, and performing fault detection on the target transformer according to the vibration signal, the ultrasonic signal and the voltage signal. The transformer fault detection device has