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Propulsion, Engines and MissilesJet and Gas Turbine Engines

Generalized Simplified Analytic Solution of Optimum Cycle Parameters for Land and Aircraft Gas Turbine Engines and its Applications

Authors: Jiya Cui; FOREIGN TECHNOLOGY DIV WRIGHT-PATTERSON AFB OH
Abstract:
Nearly half a century has elapsed since the advent of gas turbines. In cycle analysis, there are equations for deriving power or thrust from the specific heat, thermal efficiency, and various optimal (optimal reheating or increase in stress) pressure ratios of turbine exit pressures. However, there are no equations for the optimal pressure ratios of the fuel consumption rate with more complex relations. By using the parameter section simplified method system, the paper derives the simplified solution of the optimal pressure ratios; in addition, examples are cited in comparing the results of calculations and the precise solutions of the variable specific heat in order to have a correct evaluation of the extent of approximation and applications. ANNOTATION: Generalized Simplified Analytic Solution of Optimum Cycle Parameters for Land and Aircraft Gas Turbine Engines and its Applications-- Translation.

Limitations: APPROVED FOR PUBLIC RELEASE
Pages: 20
Report Date: 03 MAY 91
Report Number: A414732
Keywords relating to this report:
AIRCRAFT ENGINES
COMPUTATIONS
CYCLES
EFFICIENCY
EQUATIONS
EXITS
FUEL CONSUMPTION
GAS TURBINES
MATHEMATICAL ANALYSIS
OPTIMIZATION
PARAMETERS
PRECISION
PRESSURE
RATES
RATIOS
SIMPLIFICATION
SOLUTIONS(GENERAL)
SPECIFIC HEAT
THERMAL PROPERTIES
VARIABLES
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