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Steam enters an adiabatic nozzle at 3.5 MPa and 300°C with a low velocity and leaves at 1.6 MPa and 250°C at a rate of 0.4 kg/s.
Steam enters the turbine of a steam power plant that operates on a simple ideal Rankine cycle at a pressure of 6 MPa, and it leaves as a saturated vapor at 7.5
What is the mass flow rate of steam around the cycle and the rate of heat rejection in the condenser? Find the thermal efficiency of the power plant
Steam enters an adiabatic turbine at 800 psia and 900°F and leaves at a pressure of 40 psia. Determine the maximum amount of work that can be delivered
Steam expands in a turbine from 4 MPa and 500°C to 0.5 MPa and 250°C at a rate of 1350 kg/h. Heat is lost from the turbine at a rate of 25 kJ/s during
Steam flows through a device with a stagnation pressure of 120 psia, a stagnation temperature of 700°F, and a velocity of 900 ft/s.
Steam flows through a device with a pressure of 120 psia, a temperature of 700°F, and a velocity of 900 ft/s. Determine the Mach number of the steam
Steam enters a nozzle at 400°C and 800 kPa with a velocity of 10 m/s, and leaves at 300°C and 200 kPa while losing heat at a rate of 25 kW
Sound waves propagate through a media as pressure waves that cause the media to go through isentropic compression and expansion processes.
Someone proposes that the refrigeration system of a supermarket be over designed so that the entire air-conditioning needs of the store can be met
Someone proposes that the entire refrigerator/ freezer requirements of a store be met using a large freezer that supplies sufficient cold air at -20°C
Steam at 6 MPa and 500°C enters a two-stage adiabatic turbine at a rate of 15 kg/s. Ten percent of the steam is extracted at the end of the first stage
The inlet area of the nozzle is 50 cm2, and heat is being lost at a rate of 120 kJ/s determine (a) The mass flow rate of the steam
Steam at 400°C has a specific volume of 0.02 m3/kg determine the pressure of the steam based on
Steam at 3 MPa and 400°C enters an adiabatic nozzle steadily with a velocity of 40 m/s and leaves at 2.5 MPa and 300 m/s. Determine
Steam enters a converging-diverging nozzle at 1 MPa and 500°C with a negligible velocity at a mass flow rate of 2.5 kg/s, and it exits at a pressure of 200 kPa.
Steam enters a converging nozzle at 450 psia and 900°F with a negligible velocity, and it exits at 275 psis
Determine the nozzle exit area and the exit velocity. You must solve the problem step wise step.You should include all the units which are needed to accomplish
Steam at 500 kPa, 300oC is used to heat cold water at 15oC to 75oC for domestic hot water supply. How much steam per kg liquid water is needed
Show that the enthalpy of an ideal gas is a function of temperature only and that for an incompressible substance it also depends on pressure
Saturated, x = 1%, water at 25°C is contained in a hollow spherical aluminum vessel with inside diameter of 0.5 m and a 1-cm thick wall.
Saturated water vapor at 50°C is to be condensed as it flows through a tube at a rate of 0.35 kg/s. The condensate leaves the tube as a saturated liquid at 50°C
Steam enters a diffuser at 10 kPa and 50°C with a velocity of 300 m/s and exits as saturated vapor at 50°C and 70 m/s. The exit area of the diffuser is 3 m2.
Somebody claims that at very high pressure ratios, the use of regeneration actually decreases the thermal efficiency of a gas-turbine engine.
Solid carbon is burned with stoichiometric air in an SSSF process. The reactants at T0, P0 are heated in a pre-heater to T2 = 900 R with the energy