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2. (10 pts) A hazardous waste incinerator is required to have a destruction and removal efficiency...
ANSWER PLEASE PROBLEM #2 (68 pts.) Steam at 200 psia, 600°F (State 1) enters an adiabatic...
ANSWER PLEASE
PROBLEM #2 (68 pts.) Steam at 200 psia, 600°F (State 1) enters an adiabatic turbine cperating at steady state with a mass flow rate of 16.5 lbm/min and exits at 15 psia, 240°F (State 2), Neglecting the changes in kinetic and potential energies and assuming the surroundings to be at T.- 537 R. Determine: a) the actual power output, in Btu/min. b) the reversible (or maximum) power output, in Btu/min. c) the rate of exergy destruction, in Btu/min....
Problem 2 (50 points) P3= 10MPa 3 73=550°C Turbine Heat In Work Out Boiler PRELOMPa 2...
Problem 2 (50 points) P3= 10MPa 3 73=550°C Turbine Heat In Work Out Boiler PRELOMPa 2 T2=120°C P4 = 0.inda X4=0.96 Heat Out Work In Pump ondenser Rankine Cycle X-0. Consider the above power cycle. Water is the working fluid with a mass flow rate of 10 kg/s. The turbine and pump are well insulated. Determine, a) The power produced by the turbine b) The power required by the pump c) The isentropic efficiency of the turbine d) The isentropic...
(15 pts.) In an ideal Rankine cycle that uses water as the working fluid. Superheated steam...
(15 pts.) In an ideal Rankine cycle that uses water as the working fluid. Superheated steam exits the boiler at 4 MPa and 600°C with a mass flow rate of 8 kg/s. The steam leaves the turbine at a pressure of 100 kPa. (a) Sketch the cycle on a T-s diagram (6) Determine the power output of the turbine (c) Determine the rate of heat loss from the condenser (d) The required pump power (e) The rate of heat addition...
Problem 2 (30 pts): Consider a two-stage vapor-compression refrigeration system operating between the pressure limits of...
Problem 2 (30 pts): Consider a two-stage vapor-compression refrigeration system operating between the pressure limits of 1.5 MPa and 150 kPa with refrigerant-134a as the working fluid. The refrigerant leaves the condenser as a saturated liquid and is throttled to a flash chamber operating at 0.45 MPa. The mass flow rate of the refrigerant through the low pressure compressor is 0.15 kg/s. Assuming the refrigerant leaves the evaporator as a saturated vapor, determine (a) the mass flow rate of the...
3. (10 pts) A simple Rankine cycle operates with water as the working fluid between the...
3. (10 pts) A simple Rankine cycle operates with water as the working fluid between the pressures of 4 MPa and 20 kPa. The fluid leaves the boiler at 550°C, the turbine efficiency is 89% and the fluid exits the condenser as saturated liquid. The flow rate is 81.5 kg/s and the pump efficiency is 52%. Determine: a. The net power output, in kW. b. The rate of heat input in the boiler, in kW. C. The rate of heat...
CLASS ID: (2) GIVEN: (35 PTS) A completely filled barrel A and its contents have a...
CLASS ID: (2) GIVEN: (35 PTS) A completely filled barrel A and its contents have a combined mass of 90 kg. Cylinder B is connected to the barrel by an ideal pulley/rope system that is attached to A at a height h=550 mm as shown. The coefficients of friction between the barrel and floor are respectively. u.=0.40 and 14=0.35. Find: (A) (-9 Pts) Determine the maximum allowable mass of B such that the barrel A will NOT TIP OVER its...
2. A gas turbine power plant operating at a steady state consists of a compressor, a...
2. A gas turbine power plant operating at a steady state consists of a compressor, a heat exchanger, and a turbine. Air enters the compressor with a mass flow rate of 3.8 kg/s at 0.95 bar, 27 °C and exists the turbine at 0.95 bar, 452 °C. Heat transfer to the fluid at the heat exchanger occurs at an average of 537 °C. Other parameters are To = 300 K, po = 0.95 bar, and Wnet = 0.8 MW. The...
Question #2 (40 points) A mixture of 70% Methane (CH4) and 30% Nitrogen by mole basis...
Question #2 (40 points) A mixture of 70% Methane (CH4) and 30% Nitrogen by mole basis is compressed irreversibly in an adiabatic steady flow compressor from 3.5 MPa, -100°C, to 10 MPa and 10°C. The mass flow rate is 2 kg/s. (a) By treating the mixture as an ideal gas, calculate: i. the power required to drive the compressor in kW, ii. the rate of entropy generation, iii. the irreversibility rate (exergy destruction rate) if T= 298 K. (b) By...
e Problem 2 (20 pts) Determine the work output rate in kW for a gas turbine...
e Problem 2 (20 pts) Determine the work output rate in kW for a gas turbine that is operated at the following conditions: Mass flow rate 4 kg/s, Heat losses 20 kW Specific enthalpy for inlet flow 950 kJ/kg, Specific enthalpy for outlet flow 870 kJ/kg.
1.3 127 5.3 3.(10 pts) A cold storage room (10 m x 10 m x 10 m) is being maintained at 2 °C using a vapor compression refrigeration system that uses R-134a. The evaporator and condenser temperatu...
1.3 127 5.3 3.(10 pts) A cold storage room (10 m x 10 m x 10 m) is being maintained at 2 °C using a vapor compression refrigeration system that uses R-134a. The evaporator and condenser temperatures are -20 and 40°C, respectively. The walls and ceiling of the storage room is constructed of 15 cm thick concrete (thermal conductivity-1.37 WIm K]) and 4.3 cm thick insulation (thermal conductivity-0.04 W/[m K). The outside insulation surface temperature of the walls (or ceiling)...
ANSWER PLEASE
PROBLEM #2 (68 pts.) Steam at 200 psia, 600°F (State 1) enters an adiabatic turbine cperating at steady state with a mass flow rate of 16.5 lbm/min and exits at 15 psia, 240°F (State 2), Neglecting the changes in kinetic and potential energies and assuming the surroundings to be at T.- 537 R. Determine: a) the actual power output, in Btu/min. b) the reversible (or maximum) power output, in Btu/min. c) the rate of exergy destruction, in Btu/min....
Problem 2 (50 points) P3= 10MPa 3 73=550°C Turbine Heat In Work Out Boiler PRELOMPa 2 T2=120°C P4 = 0.inda X4=0.96 Heat Out Work In Pump ondenser Rankine Cycle X-0. Consider the above power cycle. Water is the working fluid with a mass flow rate of 10 kg/s. The turbine and pump are well insulated. Determine, a) The power produced by the turbine b) The power required by the pump c) The isentropic efficiency of the turbine d) The isentropic...
(15 pts.) In an ideal Rankine cycle that uses water as the working fluid. Superheated steam exits the boiler at 4 MPa and 600°C with a mass flow rate of 8 kg/s. The steam leaves the turbine at a pressure of 100 kPa. (a) Sketch the cycle on a T-s diagram (6) Determine the power output of the turbine (c) Determine the rate of heat loss from the condenser (d) The required pump power (e) The rate of heat addition...
Problem 2 (30 pts): Consider a two-stage vapor-compression refrigeration system operating between the pressure limits of 1.5 MPa and 150 kPa with refrigerant-134a as the working fluid. The refrigerant leaves the condenser as a saturated liquid and is throttled to a flash chamber operating at 0.45 MPa. The mass flow rate of the refrigerant through the low pressure compressor is 0.15 kg/s. Assuming the refrigerant leaves the evaporator as a saturated vapor, determine (a) the mass flow rate of the...
3. (10 pts) A simple Rankine cycle operates with water as the working fluid between the pressures of 4 MPa and 20 kPa. The fluid leaves the boiler at 550°C, the turbine efficiency is 89% and the fluid exits the condenser as saturated liquid. The flow rate is 81.5 kg/s and the pump efficiency is 52%. Determine: a. The net power output, in kW. b. The rate of heat input in the boiler, in kW. C. The rate of heat...
CLASS ID: (2) GIVEN: (35 PTS) A completely filled barrel A and its contents have a combined mass of 90 kg. Cylinder B is connected to the barrel by an ideal pulley/rope system that is attached to A at a height h=550 mm as shown. The coefficients of friction between the barrel and floor are respectively. u.=0.40 and 14=0.35. Find: (A) (-9 Pts) Determine the maximum allowable mass of B such that the barrel A will NOT TIP OVER its...
2. A gas turbine power plant operating at a steady state consists of a compressor, a heat exchanger, and a turbine. Air enters the compressor with a mass flow rate of 3.8 kg/s at 0.95 bar, 27 °C and exists the turbine at 0.95 bar, 452 °C. Heat transfer to the fluid at the heat exchanger occurs at an average of 537 °C. Other parameters are To = 300 K, po = 0.95 bar, and Wnet = 0.8 MW. The...
Question #2 (40 points) A mixture of 70% Methane (CH4) and 30% Nitrogen by mole basis is compressed irreversibly in an adiabatic steady flow compressor from 3.5 MPa, -100°C, to 10 MPa and 10°C. The mass flow rate is 2 kg/s. (a) By treating the mixture as an ideal gas, calculate: i. the power required to drive the compressor in kW, ii. the rate of entropy generation, iii. the irreversibility rate (exergy destruction rate) if T= 298 K. (b) By...
e Problem 2 (20 pts) Determine the work output rate in kW for a gas turbine that is operated at the following conditions: Mass flow rate 4 kg/s, Heat losses 20 kW Specific enthalpy for inlet flow 950 kJ/kg, Specific enthalpy for outlet flow 870 kJ/kg.
1.3 127 5.3 3.(10 pts) A cold storage room (10 m x 10 m x 10 m) is being maintained at 2 °C using a vapor compression refrigeration system that uses R-134a. The evaporator and condenser temperatures are -20 and 40°C, respectively. The walls and ceiling of the storage room is constructed of 15 cm thick concrete (thermal conductivity-1.37 WIm K]) and 4.3 cm thick insulation (thermal conductivity-0.04 W/[m K). The outside insulation surface temperature of the walls (or ceiling)...
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