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SF6 gas component online real-time monitoring apparatus and SF6 gas component online real-time monitoring method

A technology for real-time monitoring and gas composition, applied in the measurement of color/spectral characteristics, etc., can solve the problem of low precision, and achieve the effect of improving precision, improving accuracy and effectiveness, and simple device structure

Inactive Publication Date: 2017-01-18
BEIJING SMARTCHIP MICROELECTRONICS TECH COMPANY +2
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  • Abstract
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  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The object of the present invention is to provide a kind of SF6 gas component on-line real-time monitoring device, thereby overcome the defect that the precision is not high when existing detection SF6 gas concentration

Method used

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  • SF6 gas component online real-time monitoring apparatus and SF6 gas component online real-time monitoring method

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Embodiment Construction

[0039] The specific embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific embodiments.

[0040]In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention. Unless expressly stated otherwise, throughout the specification and claims, the term "com...

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Abstract

The present invention discloses a SF6 gas component online real-time monitoring apparatus and a SF6 gas component online real-time monitoring method. The SF6 gas component online real-time monitoring apparatus comprises a processor, a light source circuit and a photoelectric detection circuit, wherein the light source circuit comprises a detection laser source and a reference laser source to generate corresponding detection laser and corresponding reference laser, the processor is connected to the light source circuit to acquire the laser input parameter, the photoelectric detection circuit comprises a first photoelectric detection unit, a second photoelectric detection unit and a data acquisition unit, the data acquisition unit respectively converts a detection electric signal and a reference electric signal into a digital detection signal and a digital reference signal, and the processor determines the laser output parameter according to the digital detection signal and the digital reference signal, and determines the concentration of SF6 gas to be determined according to the laser input parameter and / or the laser output parameter. According to the present invention, with the apparatus, the input and output data of the two lasers can be obtained, such that the concentration or purity of the SF6 gas to be determined can be determined according to the dual-wavelength differential laser absorption spectrum.

Description

technical field [0001] The invention relates to the technical field of electric equipment detection, in particular to a device and method for on-line and real-time monitoring of SF6 gas components. Background technique [0002] SF6 (ie sulfur hexafluoride, SF 6 ) gas, as an excellent insulating medium and arc extinguishing medium, has been more and more widely used in the field of high-voltage power equipment insulation. Gas-insulated electrical equipment such as SF6 closed combined electrical equipment (GIS) is small in size, low in environmental dependence, and easy to operate. With the advantages of safety and reliability, flexible configuration, long maintenance cycle and convenient installation, it has been widely used in high-voltage power transmission and transformation systems, and has become a development direction for current high-voltage equipment insulation. GIS is widely used not only in high voltage and ultra-high voltage fields, but also in substations in UHV...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N21/27
CPCG01N21/27
Inventor 白晖峰周子冠宋彦斌赵冲刘全春
Owner BEIJING SMARTCHIP MICROELECTRONICS TECH COMPANY
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