Air enters the compressor of a cold air-standard Brayton cycle with regeneration at 100 kPa, 300...
Air enters the compressor of a cold air-standard Brayton cycle with regeneration at 100 kPa, 300 K, with a volume flow rate of 5 m3/s. The compressor pressure ratio is 8, and the turbine inlet temperature is 1400 K. The turbine and compressor each have isentropic efficiencies of 80% and the regenerator effectiveness is 80%. For the air, k = 1.4 and the ambient temperature is T0 = 300 K. -Determine the thermal efficiency of the cycle. -determine the back work ratio -the net power produced in kW -the rate of entropy generation in the regenerator, in kW/k
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Air enters the compressor of a cold air-standard Brayton cycle
with regeneration at 100 kPa, 300...
Air enters the compressor of a cold air-standard Brayton cycle at 100 kpa, 300 k, with...
Air enters the compressor of a cold air-standard Brayton cycle at 100 kpa, 300 k, with a mass flow rate of 6 kg/s. the compressor pressure ratio is 10, and the turbine inlet temperature is 1400 K. For k = 1.4, calculate a. The thermal efficiency of the cycle b. The back work ratio c. The net power developed, in kW d. Reconsider the above with an ideal regenerator.
Air enters the compressor of an ideal air-standard Brayton cycle at 100 kPa, 300 K, with...
Air enters the compressor of an ideal air-standard Brayton cycle at 100 kPa, 300 K, with a volumetric flow rate of 7.5 m3/s. The compressor pressure ratio is 10. The turbine inlet temperature is 1400 K. Determine the following: The thermal efficiency of the cycle The back work ratio The net power developed in kW
2. Air enters the compressor of an ideal air-standard Brayton cycle at 100 kPa, 300 K,...
2. Air enters the compressor of an ideal air-standard Brayton cycle at 100 kPa, 300 K, with a volumetnc flow rate of 20 m'/s. The turbine inlet temperature is 1500 K. For compressor pressure ratios of 20 find a) the heat addition and rejection in kW b) the net power developed, in kW c) the thermal efficiency of the cycle d) the back work ratio.
A brayton cycle with regeneration and intercooling has a pressure ratio of 4 across each compressor...
A brayton cycle with regeneration and intercooling has a
pressure ratio of 4 across each compressor while the total pressure
ratio across the turbine is 16. Air enters each compressor at 298K
while the inlet gas temperature to the turbine is 1200K. If the
regenerator effectiveness is 100%, calculate the cycle thermal
efficiency from the heat addition and rejection.
3. A Brayton cycle with regeneration and intercolinig aeross the turbine is across each compressor while the total pressure ratio across...
Air enters the compressor of a regenerative air-standard Brayton cycle with a volumetric flow rate of...
Air enters the compressor of a regenerative air-standard Brayton cycle with a volumetric flow rate of 100 m3/s at 0.8 bar, 280 K. The compressor pressure ratio is 20, and the maximum cycle temperature is 2100 K. For the compressor, the isentropic efficiency is 92% and for the turbine the isentropic efficiency is 95%. For a regenerator effectiveness of 86%, determine: (a) the net power developed, in MW. (b) the rate of heat addition in the combustor, in MW. (c)...
Air enters the compressor of a regenerative air-standard Brayton cycle with a volumetric flow rate of...
Air enters the compressor of a regenerative air-standard Brayton cycle with a volumetric flow rate of 20 m3/s at 0.8 bar, 280 K. The compressor pressure ratio is 20, and the maximum cycle temperature is 1950 K. For the compressor, the isentropic efficiency is 92% and for the turbine the isentropic efficiency is 95%. For a regenerator effectiveness of 86%, determine: (a) the net power developed, in MW. (b) the rate of heat addition in the combustor, in MW. (c)...
An ideal Brayton cycle with regeneration is shown below. Note that from 1 to 6, there...
An ideal Brayton cycle with regeneration is shown below. Note
that from 1 to 6, there is a heat rejection process. The pressure
ratio is 10 and the inlet to the compressor is at 300 K and 100
kPa. The maximum temperature is 1100 K. Use air as the working
fluid, and assume constant properties evaluated at 300
K.
(a) Find the net work output and the cycle efficiency assuming
the effectiveness of the regenerator is 100%
(b) Plot the...
An air-standard Brayton cycle includes a regenerator which is shown in the below figure. The air...
An air-standard Brayton cycle includes a regenerator which is shown in the below figure. The air enters the compressor at 100 kPa, 20℃. The pressure ratio across the compressor is 9:1. The highest temperature in the cycle is 1100℃, and the flow rate of the air is 10 kg/s. The regenerator operates at effectiveness 80 percent. Both the efficiencies of the turbine and the compressor are 85%. Do not use Table A-22. Assuming constant specific heat ( cp = 1.004...
Air enters the compressor of an air-standard Brayton cycle with a volumetric flow rate of 60...
Air enters the compressor of an air-standard Brayton cycle with a volumetric flow rate of 60 m3/s at 0.8 bar, 280 K. The compressor pressure ratio is 17.5, and the maximum cycle temperature is 2100 K. For the compressor, the isentropic efficiency is 92% and for the turbine the isentropic efficiency is 95%. Determine: (a) the net power developed, in kW. (b) the rate of heat addition in the combustor, in kW. (c) the percent thermal efficiency of the cycle.
Thermodynamics 2: STARTING FROM QS 2) 1) In an ideal Brayton cycle air enters the compressor...
Thermodynamics 2: STARTING FROM QS 2) 1) In an ideal Brayton cycle air enters the compressor at T = 300K and P = 1 bar with a volumetric flow rate = 20 m3/s. Air enters the turbine at P = 10 bar and T = 1800K. Find: a) The thermal efficiency b) The backwork ratio c) The net power generation in MW 2) For the same states above consider a cycle where the isentropic efficiency of the compressor and turbine...
Air enters the compressor of a cold air-standard Brayton cycle at 100 kpa, 300 k, with a mass flow rate of 6 kg/s. the compressor pressure ratio is 10, and the turbine inlet temperature is 1400 K. For k = 1.4, calculate a. The thermal efficiency of the cycle b. The back work ratio c. The net power developed, in kW d. Reconsider the above with an ideal regenerator.
2. Air enters the compressor of an ideal air-standard Brayton cycle at 100 kPa, 300 K, with a volumetnc flow rate of 20 m'/s. The turbine inlet temperature is 1500 K. For compressor pressure ratios of 20 find a) the heat addition and rejection in kW b) the net power developed, in kW c) the thermal efficiency of the cycle d) the back work ratio.
A brayton cycle with regeneration and intercooling has a
pressure ratio of 4 across each compressor while the total pressure
ratio across the turbine is 16. Air enters each compressor at 298K
while the inlet gas temperature to the turbine is 1200K. If the
regenerator effectiveness is 100%, calculate the cycle thermal
efficiency from the heat addition and rejection.
3. A Brayton cycle with regeneration and intercolinig aeross the turbine is across each compressor while the total pressure ratio across...
Air enters the compressor of a regenerative air-standard Brayton cycle with a volumetric flow rate of 20 m3/s at 0.8 bar, 280 K. The compressor pressure ratio is 20, and the maximum cycle temperature is 1950 K. For the compressor, the isentropic efficiency is 92% and for the turbine the isentropic efficiency is 95%. For a regenerator effectiveness of 86%, determine: (a) the net power developed, in MW. (b) the rate of heat addition in the combustor, in MW. (c)...
An ideal Brayton cycle with regeneration is shown below. Note
that from 1 to 6, there is a heat rejection process. The pressure
ratio is 10 and the inlet to the compressor is at 300 K and 100
kPa. The maximum temperature is 1100 K. Use air as the working
fluid, and assume constant properties evaluated at 300
K.
(a) Find the net work output and the cycle efficiency assuming
the effectiveness of the regenerator is 100%
(b) Plot the...
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