Zong-ju YANG, Jing-min DAI, Lin YANG, Zheng-tao WANG. A Multi-Spectral Pyrometer for Measuring Cathode Temperature Field of Vacuum Arc Plasma Discharge[J]. Spectroscopy and Spectral Analysis, 2021, 41(1): 60
- Spectroscopy and Spectral Analysis
- Vol. 41, Issue 1, 60 (2021)
Fig. 1. Schematic diagram of pyrometer
Fig. 2. Diagram of optical principle and structure for pyrometer lens
Fig. 3. Bright temperature calibration curve of the third channel
Fig. 4. Four images of copper electrodes
(a): Gray scale image of copper electrode;(b): Pseudo-color image of copper electrode
(a): Gray scale image of copper electrode;(b): Pseudo-color image of copper electrode
Fig. 5. Temperature field distribution of attenuator copper electrode at time t 1—t 9
Fig. 6. Temperature diagram of different discharge time for the same discharge current
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