The mass-flow-rate of a fixed geometry inlet at overspeeded for starting mode (T~= 320 K, p~= 90 kPa, Ai= 0.2 m2, Mx= ,3.5) O O 193.3 kgs-1 0.245 kgs-1 O 245.2 kgs-1 O 0.193 kgs-1 O
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- The mass-flow-rate of a fixed geometry inlet at overspeeded for starting mode (T∞= 320 K, p∞= 90 kPa, Ai= 0.2 m2, Mx= 3.5),Single stage, single-acting air compressor. Air delivery for this device is 30 bar at a speed of 1500 rev/min. The atmospheric condition of his location is 87 kPa and 20 ˚C, with a FAD of 0.22 m2/min. The clearance volume is 4% of the swept volume and the stoke/bore ratio is 1.3/1. Take “n” as 1.3, cp = 1.005 kJ/kg K, cv = 0.718 kJ/kg KW 1.What is the isothermal power of the compressor in kW to 2 decimal places in kW? 2. which formula will be used to evaluate the isothermal efficiency? 3. which formula will be used to evaluate the delivery volume? 4. What is the induced volume in terms of stroke volume, provide the coefficient values of the swept volume to 4 decimal places?Assuming the clearance is negligible for a single stage compressor with the following data.Atmospheric pressure: 90 kPaAtmospheric temperature: 17 ˚CDelivery pressure: 7 barFree air delivery flow rate: 0.2 m3/minTake “n” as 1.3, cp = 1.005 kJ/kg K, cv = 0.718 kJ/kg K 1.What is the power input to the compressor in kW to 2 decimal places if the compression is polytropic compression process with n=1.25?
- Assuming the clearance is negligible for a single stage compressor with the followingdata.Atmospheric pressure: 90 kPaAtmospheric temperature: 17 ˚CDelivery pressure: 7 barFree air delivery flow rate: 0.2 m3/minTake “n” as 1.3, cp = 1.005 kJ/kg K, cv = 0.718 kJ/kg K 1. What is the power input to the compressor in kW to 2 decimal places if the compression is polytropic compression process with n=1.25? 2. What is the delivery temperature of air for an isentropic compression process in Kelvin to 1 decimal place? 3. What is the power input to the compressor in kW to 3 decimal places if the compression reversible isothermal?Assuming the clearance is negligible for a single stage compressor with the following data.Atmospheric pressure: 90 kPaAtmospheric temperature: 17 ˚CDelivery pressure: 7 barFree air delivery flow rate: 0.2 m3/min Take “n” as 1.3, cp = 1.005 kJ/kg K, cv = 0.718 kJ/kg K 1.What is the power input to the compressor if compression is isentropic in kW to 3 decimal places?A single-stage, single-acting air compressor with runs at speed 600 rpm. It has a polytropic index of 1.26. The induced volume flow rate is 0.94 cubic meters per min and the air must be delivered at a pressure of 660 kPa. The free air conditions are 101.3 kPa and 15°C. The clearance volume is 6% of the stroke volume and the stroke/bore ratio is 1.6/1. 1. Calculate the delivery air temperature (in °C) 2. The volume of air induced into the compressor is ____ m3
- Assuming the clearance is negligible for a single stage compressor with the following data.Atmospheric pressure: 90 kPaAtmospheric temperature: 17 ˚CDelivery pressure: 7 barFree air delivery flow rate: 0.2 m3/minTake “n” as 1.3, cp = 1.005 kJ/kg K, cv = 0.718 kJ/kg K 1.What is the power input to the compressor in kW to 3 decimal places if the compression reversible isothermal?A three-stage single acting air compressor with a polytropic index of 1.22 in all stages, runs in an atmosphere at 101.3 kPa and 25°C. It has a FAD of 4.2 m^3/min with a dilivery pressure of 1.8 MPa. Induction occurs at 92 kPa and 34°C. The mechanical and motor-driver efficiencies are 88% and 93% respectively. Assume complete inter-cooling and neglect clearance volume. Cp=1.006 kJ/kg K Cv=0.717 kJ/kg K 1) which formula should be used to calculate the intermediate pressures? 2) calculate the intermediate pressure between the first and the second stage in kPa? 3) calculate the intermediate pressure between the second and the third stage in kPa? 4) which formula should be used to calculate the temperature of the air at entrance to the 2nd intercooler? 5) calculate the temperature of the air at entrance to the 2nd intercooler in the presentable unit? 6) which formula should be used to calculate the rate of heat rejected in the 2nd intercooler? 7) calculate the rate of heat rejected…A three stage, single-acting air compressor with a polytropic index of 1.22 in all stages, runs in an atmosphere at 101.3 kPa and 25°C. It has a FAD of 4.2 m^3/min with a delivery pressure of 1.8 MPa. Induction occurs at 92 kPa and 34°C. The mechanical and motor-drive efficiencies are 80% and 93% respectively. Assume complete inter-cooling and neglect clearance volume. Cp= 1.006 kJ/kg K Cv= 0.717 kJ/kg K 1) calculate the input power required from an electric motor? 2) which figure represents the diagram for the process?
- A three stage, single-acting air compressor with a polytropic index of 1.22 in all stages, runs in an atmosphere at 101.3 kPa and 25°C. It has a FAD of 4.2 m^3/min with a delivery pressure of 1.8 MPa. Induction occurs at 92 kPa and 34°C. The mechanical and motor-drive efficiencies are 80% and 93% respectively. Assume complete inter-cooling and neglect clearance volume. Cp= 1.006 kJ/kg K Cv= 0.717 kJ/kg K 1) which formula should be used to determine the indicated power of the compressor? 2) calculate the indicated power of the compressor in kW? 3) which formula should be used to determine the input power required from an electric motor?A three stage, single-acting air compressor with a polytropic index of 1.22 in all stages, runs in an atmosphere at 101.3 kPa and 25°C. It has a FAD of 4.2 m^3/min with a delivery pressure of 1.8 MPa. Induction occurs at 92 kPa and 34°C. The mechanical and motor-drive efficiencies are 80% and 93% respectively. Assume complete inter-cooling and neglect clearance volume. Cp= 1.006 kJ/kg K Cv= 0.717 kJ/kg K 1) which formula should be used to calculate the intermediate pressure? 2) calculate the intermediate pressure between the first and the second stage on kPa? 3 calculate the intermediate pressure between the second and the third stage in kPa?A three stage, single-acting air compressor with a polytropic index of 1.22 in all stages, runs in an atmosphere at 101.3 kPa and 25°C. It has a FAD of 4.2 m^3/min with a delivery pressure of 1.8 MPa. Induction occurs at 92 kPa and 34°C. The mechanical and motor-drive efficiencies are 80% and 93% respectively. Assume complete inter-cooling and neglect clearance volume. Cp= 1.006 kJ/kg K Cv= 0.717 kJ/kg K 1) which formula should be used to calculate the temperature of the air at entrance to the 2nd intercooler? 2) calculate the temperature of the air at entrance to the 2nd intercooler in the presentable unit? 3) which formula should be used to calculate the rate of heat rejected in the 2nd intercooler?