Penetrates metal shielding
Modulates sensing signals onto the frequency domain of ultrasonic waves, which as mechanical waves can penetrate the metal shielding of GIS/GIL, enabling wireless monitoring of sliding electrical contacts and overcoming electromagnetic shielding limitations.
Chen, Chen · Zhang, Yutong · Huijun, Zhao · Peng, Zongren · Wang, Qingyu
High Voltage 2023