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Following are the operational parameters of an axial compressor stage:
Air mass flow rate $=24 \mathrm{~kg} / \mathrm{s}$ Static temperature of air at the rotor inlet $=278 \mathrm{~K}$ Velocity of air at the rotor inlet (zero whirl velocity) $=140 \mathrm{~m} / \mathrm{s}$ $\begin{array}{ll}\text {Work done on the compressor rotor} & =734 \mathrm{~kJ}\end{array}$ Isentropic efficiency of the compressor stage $=0.86$ Ratio of specific heats $=1.4$ Specific heat at constant pressure $ =1.005 \mathrm{~kJ} / \mathrm{kgK} $ The stagnation pressure ratio across the axial compressor stage is_____________


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Following are the operational parameters of an axial compressor stage:
Air mass flow rate $=24 \mathrm{~kg} / \mathrm{s}$ Static temperature of air at the rotor inlet $=278 \mathrm{~K}$ Velocity of air at the rotor inlet (zero whirl velocity) $=140 \mathrm{~m} / \mathrm{s}$ $\begin{array}{ll}\text {Work done on the compressor rotor} & =734 \mathrm{~kJ}\end{array}$ Isentropic efficiency of the compressor stage $=0.86$ Ratio of specific heats $=1.4$ Specific heat at constant pressure $ =1.005 \mathrm{~kJ} / \mathrm{kgK} $ The stagnation pressure ratio across the axial compressor stage is_____________

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Answer Key : (1.33 to 1.40) -

1.33 to 1.40



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