DL/T 345-2019 Translated English of Chinese Standard. (DLT345-2019): Application guidelines of UV diagnostic technology for live electrical equipment [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]https://www.chinesestandard.net, 2022年3月6日 - 28 頁 This standard specifies the on-site detection requirements, detection methods, determination of discharge defect types and detection results diagnosis, defect severity's classification and handling, detection cycle, instrument and data management requirements, for the application of ultraviolet imaging technology, to the diagnosis of corona discharge of live electrical equipment. |
內容
Foreword | 6 |
Detection period | 12 |
defocus photon counting mode see 3 3 3 | 16 |
Informative Normalization principle for 10 m photon number | 19 |
Appendix F Informative Typical diagram of corona discharge for power transmission | 23 |
常見字詞
Abnormal discharge accurate detection adhesive material Appendix F arc discharge attenuation coefficient average photon number broken strand burrs Carry out ultraviolet Classification of defect composite insulator conductor corona discharge counting mode defect degree Reason defective equipment defects belong Description of defect detection distance diagnosis discharge caused discharge defect Discharge due discharge intensity discharge point discharge will occur DL/T electric power industry Figure F.17 Figure F.9 flange Grid humid environment ice cladding infrared detection insulator strings insulator's insulators and porcelain integrating sphere Judgement method Classification live electrical equipment live end mandrel mechanical damage number of photons number of UV partial discharge photons per minute point light source porcelain bushings porcelain insulators Reason of discharge refer specific determination method steel foot Table B.1 continued transformation equipment transmission and transformation ultraviolet detection ultraviolet imager ultraviolet photons UV imager UV photons visible light detection voltage equalizing ring wind class wire diameter wires and hardware