Yue Cheng, Zhe Yu, Jinmao Li, Chunlian Song, Zhihao Zhao, Dandan Lu, Xiaofang Zhang. Study on purification of flaky graphite by argon arc plasma torch[J]. High Power Laser and Particle Beams, 2021, 33(6): 065021
- High Power Laser and Particle Beams
- Vol. 33, Issue 6, 065021 (2021)
Fig. 1. Scanning electron micrograph of flaky graphite samples from Jixi
Fig. 2. Experimental system of arc plasma torch purification graphite
Fig. 3. Physical image of experimental setup
Fig. 4. Structure of arc plasma torch electrode
Fig. 5. Voltage-current characteristics of argon arc plasma torch
Fig. 6. Photos of arc plasma torch at different gas flowrate
Fig. 7. Temperature distribution of arc plasma torch
Fig. 8. Diagram of the voltage-current characteristic of arc plasma torch after adding the graphite sample
Fig. 9. Arc plasma torch’s maximum temperature varies with the current
Fig. 10. Changes of arc plasma before and after adding graphite
Fig. 11. Graphite purity by outer shipping at 5 g/min of delivery speed
Fig. 12. Graphite purity by outer shipping at 10 g/min of delivery speed
Fig. 13. Graphite purity by outer shipping at 15 g/min of delivery speed
Fig. 14. Photo of graphite sample after purification
Fig. 15. Photo of graphite ash after calcination
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Table 1. [in Chinese]
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Table 2. [in Chinese]
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Table 3. [in Chinese]
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