4-99 Refrigerant 134a enters the flash chamber operating at steady state shown in Fig. P4.99 at 10 bar, 36°C, with a mass flow rate of 482 kg/h. Saturated liquid and saturated vapor exit as separate streams, each at pressure p. Heat transfer to the surroundings and kinetic and potential energy effects can be ignored. (a) Determine the mass flow rates of the exiting streams, cach in kg/h, if p = 4 bar. (b) Plot the mass flow rates of the exiting streams, each in kg/h, versus p ranging from 1 to 9 bar. 3. Valve Saturated vapor. pressure p Flash chamber P-10 bar T= 36 C it 482 kg/h Saturated liquid. d aanssaud 2.

4-99 Refrigerant 134a enters the flash chamber operating at steady state shown in Fig. P4.99 at 10 bar, 36°C, with a mass flow rate of 482 kg/h. Saturated liquid and saturated vapor exit as separate streams, each at pressure p. Heat transfer to the surroundings and kinetic and potential energy effects can be ignored. (a) Determine the mass flow rates of the exiting streams, cach in kg/h, if p = 4 bar. (b) Plot the mass flow rates of the exiting streams, each in kg/h, versus p ranging from 1 to 9 bar. 3. Valve Saturated vapor. pressure p Flash chamber P-10 bar T= 36 C it 482 kg/h Saturated liquid. d aanssaud 2.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

during reversible process, 2.09 kg/s of gas rejects 322.9 kJ/s of heat isothermally at 25.5 degrees C. (for this gas, cp= 2.14 kJ/kg-K and cv= 1.62 kJ/kg-K). The initial pressure is 551.7 kPa. determine the work steady flow of the process if change in PE= 2.8 kJ/s and change in KE= 6.2 kJ/s
can water ever acts counter to entropy to perhaps stop a reaction from moving forward?
During a reversible process, 2.85 kg/s of gas rejects 322 kJ/s of heat isothermally at 25°C. For this gas, cp = 2.14 kJ/kg K and c, 1.62 kJ/kg K. The initial pressure is 571.6 kPa. Determine the work steady flow of the process in hp if APE = 2.3 kJ/s and AKE = 5.6 kJ/s.
Water initially a saturated liquid at 100°C is contained within a piston-cylinderassembly. The water undergoes a process in which it change to the correspondingsaturated vapor state, during which the piston moves freely in the cylinder. There is noheat transfer with the surroundings. If the change of state is brought about by the actionof a paddle wheel, determine (a) the net work per unit mass, in kJ/kg, and (b) the amountof entropy produced per unit mass, in kJ/kg-K.
Saturated water vapor at 300°F enters a compressor operating at steady state with a mass flow rate of 5 lb/s and is compressed adiabatically to 750 lbf/in.2If the power input is 2150 hp, determine for the compressor:(a) the percent isentropic compressor efficiency and(b) the rate of entropy production, in hp/°R.Ignore kinetic and potential energy effects.
Saturated water vapor at 300°F enters a compressor operating at steady state with a mass flow rate of 5 lb/s and is compressed adiabatically to 800 lbf/in.2 If the power input is 2150 hp, determine for the compressor (a) the isentropic compressor efficiency and (b) the rate of entropy production, in hp/°R. Ignore kinetic and potential energy effects.
A piston-cylinder assembly contains 3 kg of water at 120oC and 1.5 bar. The water is compressed to liquid-vapor mixture state where the pressure is 4 bar, quality 80%. During the compression, there is a heat transfer of energy from the water to its surroundings having a magnitude of 350kJ. Neglecting changes in kinetic energy and potential energy. Determine the specific internal energy at state 1 (u1), in kJ/kg Determine the specific internal energy at state 2(u2), in kJ/kg Determine the work for the process, in kJ, and judge the direction of energy flow by the work (into the system or from the system)
Argon (molar mass 40 kg/kmol) compresses reversibly in an adiabatic system from 5 bar, 25 0C to a volume of 0.2 m3. If the initial volume occupied was 0.9 m3, calculate the gas constant in kJ/kg K to 4 decimal places. Assume nitrogen to be a perfect gas and take cv = 0.3122 k J / k g K.
Argon (molar mass 40 kg/kmol) compresses reversibly in an adiabatic system from 5 bar, 25 0C to a volume of 0.2 m3. If the initial volume occupied was 0.9 m3, calculate the final pressure in bar to 2 decimal places. Assume nitrogen to be a perfect gas and take cv = 0.3122 k J / k g K.
Saturated water vapor at 300°F enters a compressor operating at steady state with a mass flow rate of 5 lb/s and is compressed adiabatically to 500 lbf/in.2 If the power input is 2150 hp, determine for the compressor: (a) the percent isentropic compressor efficiency and (b) the rate of entropy production, in hp/°R. Ignore kinetic and potential energy effects.
During a reversible process, 2.92 kg/s of gas rejects 333.4 kJ/s of heat isothermally at 25.9°C. For this gas, cp = 2.14 kJ/kg•K and cv = 1.62 kJ/kg•K. The initial pressure is 589 kPa. Determine the work steady flow of the process in hp if ∆PE = 2.4 kJ/s and ∆KE = 5.9 kJ/s.
Water vapor enters a turbine operating at steady state at 1000oF, 230 lbf/in2, with a volumetric flow rate of 25 ft3/s, and expands reversibly and adiabatically to 2 lbf/in2. Ignore kinetic and potential energy effects. determine the mass flow rate in lb/s and the power developed by the turbine in hp.