By Frances C Graham; Mississippi State University. Cooperative Extension Service

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1087, Aerospace 2 Gaydon, A. G. and Wolfhard, H. , Flames and Mechanical Sciences, Princeton UniverTheir Structure, Radiation and Temperature, sity, Princeton, NJ (1973). Chapman and Hall, London (1960). 3 Strehlow, R. , Survey of Rocket Propellants and International Textbook Company, Scranton, Their Combustion Characteristics, FundamenPennsylvania (1968), Chapter 5. tals of Solid-Propellant Combustion, edited by Kuo, K. , Combustion, Academic Press, Astronautics and Aeronautics, Vol. 90, ChapNew York (1977), Chapter 5.

The fraction of the molecules of the thermal dissociation is suppressed as pressure increases at a constant temperature. 42) where m¢ and m² are the stoichiometric coefficients of the reactant and product, respectively, and n is the number of chemical species involved in the reaction. 43) where [Mj] is the concentration of species Mj and kf is the reaction rate constant of the reaction shown in Eq. 42). 44) where E is activation energy and Zc is pre-exponential factor determined by collision theory.

131 27 28 2 Thermochemistry of Combustion The adiabatic flame temperature and mole fractions of different mixture ratios of hydrogen and oxygen reaction are shown in Table 2-2. The maximum adiabatic flame temperature is obtained by the mixture of 2H2 + O2, which is the stoichiometric mixture ratio of hydrogen and oxygen. Adiabatic flame temperature and mole fractions of the combustion products of H2 and O2 mixtures at 2 MPa. Table 2-2. 010 If a condensed material is formed as a combustion product, no equilibrium constant defined by Eq.

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