Infrared and Laser Engineering, Volume. 53, Issue 10, 20240301(2024)
Uncertainty quantification analysis of afterburning reaction rates on infrared radiation signatures of rocket exhaust plume
Figures & Tables(14)
Fig. 1. Comparison of the spectral intensity between calculated and measured data
Fig. 2. STD of spectral radiation intensity under different orders of PCE method
Fig. 4. Temperatures and mole fraction of CO2 and H2O on the centerline for different grid numbers
Fig. 5. Comparison of baseline values, STD and UQ distributions of flow field. (a) Temperature; (b) CO2; (c) H2O
Fig. 6. Comparison of baseline values and mean on the centerline. (a) Temperature; (b) Mole fraction of H2O and CO2
Fig. 7. Baseline values, STD and UQ for infrared radiance images. (a) (2.7±0.3) μm; (b) (4.3±0.3) μm; (c) 3-5 μm
Fig. 10. Reaction rate measured data and proposed reaction rate profiles. (a) H+O2↔OH+O ; (b) H2+O↔OH+H; (c) H+OH+M↔H2O+M
Table 1. Rates of afterburning chemical reactions
View tableView in ArticleTable 1. Rates of afterburning chemical reactions
No. Reaction $k = A{T^n}\exp ( - E/RT)$ Uncertainty 注：om代表数量级（Orders of magnitude） R1 H+O2↔OH+O 1.45×1011exp( 4241 /T)±1 om R2 H2+O↔OH+H 1.81×107exp( 2299 /T)±1 om R3 OH+OH↔O+H2O 6.02×109T1.14exp(282/T) ±1 om R4 OH+H2↔H2O+H 11.14×106T1.3exp(939/T) ±1 om R5 O+H+M↔OH+M 3.62×1012exp(321/T) ±1 om R6 O+O+M↔O2+M 1.09×108exp(−463/T) ±1 om R7 H+H+M↔H2+M 3.63×1012T2 ±1 om R8 H2O+M↔H+OH+M 1.6×1014exp( 58765 /T)±1 om R9 CO+OH↔CO2+H 1.69×104T1.3exp(−169/T) ±1 om R10 CO+O+M↔CO2+M 2.54×109exp( 1131 /T)±1 om R11 CO+O2↔CO2+O 2.55×109exp(282/T) ±1 om R12 Cl+H2↔HCl+H 8.43×106exp( 2192 /T)±1 om R13 Cl+H2O↔HCl+OH 3.01×107exp(− 9059 /T)±1 om R14 HCl+O↔Cl+OH 3.61×106exp( 3088 /T)±1 om R15 H+Cl2↔HCl+Cl 9.03×107exp( 3088 /T)±1 om R16 Cl+Cl+M↔Cl2+M 362 exp(−92/T) ±1 om R17 H+Cl+M↔HCl+M 1.45×1011T−2 ±1 om
Table 2. Flow field parameters and mole fraction of species on the exit plane
View tableView in ArticleTable 2. Flow field parameters and mole fraction of species on the exit plane
Inlet T/K P/kPa U/m·s−1 YCO ${\mathrm{Y}}_{{\mathrm{CO}}_2} $ ${\mathrm{Y}}_{{\mathrm{H}}_2} $ $ \mathrm{Y}\mathrm{_{\mathrm{H}_2O}} $ YHCl YOH ${\mathrm{Y}}_{{\mathrm{N}}_2} $ ${\mathrm{Y}}_{{\mathrm{O}}_2} $ Rocket 1963 288 2125 0.111 0.136 0.055 0.404 0.194 0 0.1 0 Air 288 101 15 0 0 0 0 0 0 0.789 0.211
Table 3. Statistical properties of in-band radiance
View tableView in ArticleTable 3. Statistical properties of in-band radiance
Band Mean/W·sr−1 STD/W·sr−1 UQ （2.7±0.3） μm 30.25126 3.15686 20.4% （4.3±0.3） μm 101.4205 6.55604 12.6% 3-5 μm 172.4094 13.7203 15.5%
Table 4. Proposed reaction kinetics rates
View tableView in ArticleTable 4. Proposed reaction kinetics rates
Reaction $k = A{T^n}\exp ( - E/RT)$ H+O2↔OH+O 1.2×1014T-0.91exp( −8335 /T)H2+O↔OH+H 0.508×102T2.67exp(− 3136 /T)H+OH+M↔H2O+M 2.21×1016T−2exp(213/T)
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Jie MA, Xiaobing WANG, Qinglin NIU, Shikui DONG. Uncertainty quantification analysis of afterburning reaction rates on infrared radiation signatures of rocket exhaust plume[J]. Infrared and Laser Engineering, 2024, 53(10): 20240301
Paper Information
Category: 红外技术及应用
Received: Jul. 7, 2024
Accepted: --
Published Online: Dec. 13, 2024
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