Volume 42 Issue 9
Feb.  2014
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Wang Yan, Liang Dakai, Zhao Guangxing, Hu Xingliu, Fang Ting, Jiao Hongling. Detection of ultraviolet spectrum based on ICCD in the high voltage corona discharge[J]. Infrared and Laser Engineering, 2013, 42(9): 2431-2436.
Citation: Wang Yan, Liang Dakai, Zhao Guangxing, Hu Xingliu, Fang Ting, Jiao Hongling. Detection of ultraviolet spectrum based on ICCD in the high voltage corona discharge[J]. Infrared and Laser Engineering, 2013, 42(9): 2431-2436.

Detection of ultraviolet spectrum based on ICCD in the high voltage corona discharge

  • Received Date: 2013-01-12
  • Rev Recd Date: 2013-02-01
  • Publish Date: 2013-09-25
  • Through theory modeling, the mathematics model of the discharge intensity distribution in high voltage apparatus was studied in this paper, and the relationship of spectral line light intensity and detection distance was constructed. Then the intensity measurement of corona discharge ultraviolet spectrum in high voltage electric equipment experiment was studied. The whole detection system included needle discharge device and ICCD detector. Through the optical fiber transmission, the solar-blind ultraviolet spectrum was detected. In the experiment, optical fiber probe position was adjusted, the vertical distance of optical fiber probe and optical fiber probe about distance from the center of migration was changed respectively. Acquisition corresponding ultraviolet spectrum, and the relationship between intensity and location at 262.773 nm, 265.456 nm and 274.435 nm with different offset position wavelength, and the track of the interaction between is an exponential curve. This discovery is consistent with the theoretical analysis. Using Burg recursion algorithm for power spectrum estimation to collect ultraviolet spectrum data, it is found that the power spectral density of 350 Hz can be used as characteristic parameter. It shows that the corona discharge point identification is feasible.
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Detection of ultraviolet spectrum based on ICCD in the high voltage corona discharge

  • 1. School of Electrical Engineering and Information,Anhui University of Technology,Ma'anshan 243000,China;
  • 2. Key Laboratory of Vehicle Structure and Control,Ministry of Education,Nanjing University of Aeronautics and Astronautics,Nanjing 210016,China

Abstract: Through theory modeling, the mathematics model of the discharge intensity distribution in high voltage apparatus was studied in this paper, and the relationship of spectral line light intensity and detection distance was constructed. Then the intensity measurement of corona discharge ultraviolet spectrum in high voltage electric equipment experiment was studied. The whole detection system included needle discharge device and ICCD detector. Through the optical fiber transmission, the solar-blind ultraviolet spectrum was detected. In the experiment, optical fiber probe position was adjusted, the vertical distance of optical fiber probe and optical fiber probe about distance from the center of migration was changed respectively. Acquisition corresponding ultraviolet spectrum, and the relationship between intensity and location at 262.773 nm, 265.456 nm and 274.435 nm with different offset position wavelength, and the track of the interaction between is an exponential curve. This discovery is consistent with the theoretical analysis. Using Burg recursion algorithm for power spectrum estimation to collect ultraviolet spectrum data, it is found that the power spectral density of 350 Hz can be used as characteristic parameter. It shows that the corona discharge point identification is feasible.

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