At mid-radius an axial turbine stage is designed for 50% reaction, zero outlet swirl, and an axial velocity component of 200m/s (uniform through the stage). The absolute flow angle at outlet from the stator is 65% from the axial direction

 

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Download Page < Please read each question carefully. Show your work: for every equation you introduce, you should state what concept or principle is being applied by using it, and acknowledge any classmates you collaborate with and references you consult other than the textbook. 1) Turbine Stage Performance (Hill & Peterson Chapter 8, Problem 9): At mid-radius an axial turbine stage is designed for 50% reaction, zero outlet swirl, and an axial velocity component of 200 in/s (uniform through the stage). The absolute flow angle at outlet from the stator is 65% from the axial direction. (a) At the design point, what is the work done (per unit mass) by the fluid at mid-radius on the rotor (in kJ/kg)? (b) For no change from turbine design flow conditions, but with a 20% drop from design rotor rpm. estimate the work (per unit mass, in kJ/kg) done by the rotor at imid-radius. 2) Blade and Disc Stresses: Show that for a turh A Download Page < Please read each question carefully. Show your work: for every equation you introduce, you should state what concept or principle is being applied by using it, and acknowledge any classmates you collaborate with and references you consult other than the textbook. 1) Turbine Stage Performance (Hill & Peterson Chapter 8, Problem 9): At mid-radius an axial turbine stage is designed for 50% reaction, zero outlet swirl, and an axial velocity component of 200 in/s (uniform through the stage). The absolute flow angle at outlet from the stator is 65% from the axial direction. (a) At the design point, what is the work done (per unit mass) by the fluid at mid-radius on the rotor (in kJ/kg)? (b) For no change from turbine design flow conditions, but with a 20% drop from design rotor rpm. estimate the work (per unit mass, in kJ/kg) done by the rotor at imid-radius. 2) Blade and Disc Stresses: Show that for a turh A

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The image you have uploaded includes two problems I will address the first problem a and b regarding the turbine stage performance Part a At the desig... View the full answer