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Partial discharge live detection device and method

A partial discharge and charged detection technology, applied in the direction of testing dielectric strength, etc., can solve the problem of limited power equipment of partial discharge charged detection device, and achieve the effect of improving applicability

Active Publication Date: 2015-04-29
STATE GRID CORP OF CHINA +2
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  • Abstract
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  • Claims
  • Application Information

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Problems solved by technology

[0005] The main purpose of the present invention is to provide a partial discharge charging detection device and method to solve the problem that the partial discharge charging detection device in the prior art is limited to power equipment

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Embodiment Construction

[0025] It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and examples.

[0026] The embodiment of the present invention provides a partial discharge electrification detection device. The following is a specific introduction to the partial discharge electrification detection device provided by the embodiment of the present invention:

[0027] figure 1 is a schematic diagram of a partial discharge charging detection device according to an embodiment of the present invention, such as figure 1 As shown, the partial discharge charging detection device of this embodiment mainly includes a high-frequency sensor, a UHF sensor, an ultrasonic sensor and an oscilloscope, wherein:

[0028] High-frequency sensors, ultra-high-frequency sensors and ultrasonic sensors are all use...

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Abstract

The invention discloses a partial discharge live detection device and method. The partial discharge live detection device comprises a high frequency sensor, an ultrahigh frequency sensor and an ultrasonic sensor which are used for detecting partial discharge signals of power equipment. The partial discharge live detection device further comprises an oscilloscope, and the oscilloscope is connected with the high frequency sensor, the ultrahigh frequency sensor and the ultrasonic sensor respectively and used for processing the partial discharge signals to obtain and display the phase distribution maps of the partial discharge signals. The partial discharge live detection device solves the problem that the partial discharge live detection device is limited to the power equipment in the prior art, and then the effect of improving the applicability of the partial discharge live detection device is achieved.

Description

technical field [0001] The invention relates to the field of electric equipment, in particular to a partial discharge charging detection device and method. Background technique [0002] The live detection of electric power equipment is an effective means to discover potential hidden dangers of equipment operation, and is an important guarantee for the safe and stable operation of electric power equipment. At present, the available partial discharge live detection devices mainly include ultrasonic detection devices, UHF detection devices and high frequency detection devices. The device, in turn, adopts ultrasonic method, UHF method and high frequency method for partial discharge detection. [0003] The above-mentioned detection devices can detect equipment in a non-invasive way, but for different types of electrical equipment, the effectiveness and scope of application of the several detection devices are different, and have their own advantages and limitations. In actual op...

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Application Information

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IPC IPC(8): G01R31/12
Inventor 齐伟强
Owner STATE GRID CORP OF CHINA