Non-contact measurement equipment and method of contact net voltage
A non-contact, measuring equipment technology, applied in the direction of electrostatic field measurement, measuring devices, measuring electrical variables, etc., can solve problems such as large volume, high voltage breakdown, electrical unsafety, etc., and achieve small device size, wide frequency response, High safety effect
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[0023] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be described in further detail below in conjunction with the embodiments and accompanying drawings. Here, the exemplary embodiments and descriptions of the present invention are used to explain the present invention, but not to limit the present invention.
[0024] Since the inventor considered the technical problems existing in the prior art, a non-contact voltage measurement scheme for the catenary voltage mainly includes: detecting the high-voltage equipment on the roof of the car and the high-voltage equipment of the EMU (electric locomotive) through the catenary , Analyze the electric field around the catenary, select the area with uniform electric field distribution, and install the non-contact electric field coupling sensor under the condition of ensuring the electrical insulation distance; according to the principle of electric field distrib...
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