Handheld partial discharge detector of transformer
A partial discharge detection and transformer technology, applied in the direction of testing dielectric strength, etc., can solve the problems that the portable partial discharge detector is not fully functional, not suitable for transformer general testing, poor portability, etc., and achieves convenient portable testing, compact structure, The effect of high work efficiency
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[0030] The present invention will be described in detail below in conjunction with specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but do not limit the present invention in any form. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention. These all belong to the protection scope of the present invention.
[0031] The handheld transformer partial discharge detection device 4 provided according to the present invention includes an ultrasonic sensor 401, a high-frequency current sensor 402, a data acquisition module 41, a signal conditioning unit 42, a data diagnosis and analysis module 43, a data storage module, and a USB communication interface. Among them, the ultrasonic sensor 401 is used to stick on the surface of the transformer to detect the discharge signal from the inside of the device; the hig...
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