8. Atomization vs. Vaporization of Fuel in Micro Gas Turbines

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Research method (cont.)Measurements:• Air & fuel flows• Combustor outlet temperature at 4 points• Combustion gas concentrations at 4 pointsEvaluations:• Stable operational envelope• Combustion Efficiency• Chemical efficiency6/20
Research method (cont.)Combustion efficiencies – definitions:Enthalpy rise through combustorCombustion Efficiency, η(T) =Chemical energy of liquid fuelChemical efficiency, η(Ch) = 1 -Chemical energy of fuel remain in exhaust gasesChemical energy of vaporized liquid fuelUHC CH47/20
Page 1 and 2: Atomization vs. Vaporizationof Fuel
Page 3: Existing models for combustion ofli
Page 9 and 10: Experiment setup (cont.)Gas analyze
Page 11 and 12: Experiment setup (cont.)Blocked com
Page 13 and 14: ResultsExit temperature for differe
Page 15 and 16: Low efficiency:• low inlet temper
Page 17 and 18: Low equivalence ratio:almost comple
Page 19 and 20: GeneralConclusions (Cont.)• Combu
Page 21 and 22: 21/20
Page 23: Results (cont.)Low efficiency: high

8. Atomization vs. Vaporization of Fuel in Micro Gas Turbines

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