Xiao-xu GUO, Ke-wei PAN, Long-feng HOU, Bin YANG, Li PING, Qiu-li XU, Jin-liang LIU, Ying WANG. Research on Radiation Spectroscopy Thermometry of Plume of Solid Rocket Motor[J]. Spectroscopy and Spectral Analysis, 2021, 41(1): 305
- Spectroscopy and Spectral Analysis
- Vol. 41, Issue 1, 305 (2021)
Fig. 1. Schematic of radiation spectroscopy thermometry
Fig. 2. Spectrometer wavelength response curve
Fig. 3. Experiment system
Fig. 4. Typical plume radiation spectrums
Fig. 5. Emissivity varies with wavelength
Fig. 6. Temperature and emissivity vs . time
Fig. 7. Radiation spectrums of the plume of different propellants with aluminum mass contents of 12%, 15%, and 19%
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Table 1. Analysis of fluctuations of emissivity
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Table 2. Measurement result of temperature and emissivity at typical times
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Table 3. Measurement results and comparison of different Aluminum content
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