US 12,000,906 B2
System and method for measuring transformer hot-spot temperature
Dongxin He, Jinan (CN); Qingjing Zang, Jinan (CN); Qingquan Li, Jinan (CN); Wenjie Gong, Jinan (CN); Xinyan Feng, Jinan (CN); and Han Liu, Jinan (CN)
Assigned to SHANDONG UNIVERSITY, Jinan (CN)
Filed by Shandong University, Jinan (CN)
Filed on Aug. 27, 2021, as Appl. No. 17/459,870.
Claims priority of application No. 202011505504.0 (CN), filed on Dec. 18, 2020.
Prior Publication US 2022/0196759 A1, Jun. 23, 2022
Int. Cl. G01R 31/62 (2020.01); G01K 11/24 (2006.01); G01K 13/00 (2021.01)
CPC G01R 31/62 (2020.01) [G01K 11/24 (2013.01); G01K 13/00 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A system of measuring a temperature of a transformer, comprising: a processor, an oscilloscope and a plurality of ultrasonic sensors, wherein the plurality of ultrasonic sensors are oppositely arranged on outer walls of a transformer oil tank and electrically connected with the oscilloscope, and the oscilloscope is electrically connected with the processor; one ultrasonic sensor of the plurality of ultrasonic sensors receives signals transmitted by an oppositely arranged ultrasonic sensor of the plurality of ultrasonic sensors, and the one ultrasonic sensor transmits the signals received from the oppositely arranged ultrasonic sensor to the oscilloscope.