Research Article
Numerical Analysis of Self-Excited Combustion Instabilities in a Small MMH/NTO Liquid Rocket Engine
Table 3
Typical physical variables in the observed control volume and its surrounding control volumes in a time period
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| | Control volume | (ms) | (MPa) | (K) | (g cm-3) | (g cm-3) | evapMMH (g cm-3) | combutionMMH (g cm-3) |
| | Observed control volume B | | 2.62 | 2755 | 3.85-3 | 2.72-4 | 3.22-4 | 2.57-4 | | 3.14 | 2646 | 4.93-3 | 4.83-4 | 6.49-4 | 3.60-4 | | 4.58 | 3185 | 5.14-3 | 1.32-4 | 3.33-4 | 6.08-4 | | Left control volume | | 1.59 | 2631 | 2.18-3 | 3.92-4 | 2.41-4 | 3.49-5 | | 1.65 | 2509 | 2.74-3 | 3.54-4 | 1.12-4 | 6.76-5 | | Right control volume | | 1.78 | 3152 | 1.92-3 | 1.58-5 | 0 | 2.68-5 | | 1.90 | 3219 | 1.96-3 | 2.35-6 | 0 | 3.72-5 | | Up control volume | | 1.46 | 1715 | 4.29-3 | 8.63-4 | 1.54-5 | 4.40-5 | | 1.20 | 1514 | 4.41-3 | 7.03-4 | 4.88-5 | 2.07-5 | | Down control volume | | 2.96 | 2611 | 5.29-3 | 4.49-5 | 3.12-4 | 2.80-4 | | 3.71 | 2930 | 5.13-3 | 1.25-4 | 5.06-4 | 4.08-4 | | Front control volume | | 1.61 | 3074 | 1.92-3 | 8.74-6 | 1.60-5 | 3.48-5 | | 1.66 | 3057 | 2.01-3 | 1.09-6 | 0 | 2.48-5 |
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