An ideal Trinkler cycle using 2 kg of air as working fluid has the following properties at the beginning of compression process: 1 atm and 50C. The pressure at the isobaric heat addition is given as 5.5 MPa. Also, there are 125 kJ of heat added during isobaric heat addition. The compression ratio is 15. Use specific heat at constant volume of air of 0.718 kJ/kg-K. Calculate the total heat added in the cycle in kJ.

An ideal Trinkler cycle using 2 kg of air as working fluid has the following properties at the beginning of compression process: 1 atm and 50C. The pressure at the isobaric heat addition is given as 5.5 MPa. Also, there are 125 kJ of heat added during isobaric heat addition. The compression ratio is 15. Use specific heat at constant volume of air of 0.718 kJ/kg-K. Calculate the total heat added in the cycle in kJ.

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

Draw and label the P-V and T-S diagrams. An ideal Otto cycle has a compression ratio of 10.5, takes in air at 90 kPa and 40°C, and isrepeated 2500 times per minute. Determine the following:a. Thermal efficiency. b. Rate of Heat Input if the cycle is to produce 90 kW of power. 1
An ideal Brayton cycle with air as the working fluid has a pressure ratio of 7 and the minimum & maximum temperatures are 300 K and 1300 K, respectively. Now the pressure ratio is doubled without changing the minimum and maximum temperatures in the cycle. Determine the thermal efficiency of the cycle
An ideal diesel engine has a compression ratio of 20 and uses air as the working fluid. The state of air at the beginning of the compression process is 95 kPa and 20 °C. If the maximum temperature in the cycle is not to exceed 2200 K, determine a) the thermal efficiency and b) the mean effective pressure. Take cv = 718 j/kg/K, cp = 1005 j/kg/K and R = 287 j/kg/K
An ideal diesel engine has a compression ratio of 22 and uses air as the working fluid. The state of air at the beginning of the compression process is 95 kPa and 20°C. Take cv = 0.716 kJ/kg K, cp = 1.0 kJ/kg K. If the maximum temperature in the cycle is not to exceed 2200 K, determine the: Temperature after compression. Pressure after compression thermal efficiency. Amount of heat added mean effective pressure.
An air-standard Diesel cycle has a compression ratio of 16 and a cutoff ratio of 2.5. At the beginning of the compression process, air is at 95 kPa and 27°C. Accounting for the variation of specific heats with temperature, plot the cycle on P-v and T-s diagrams and then determine:- (a) the temperature after the heat-addition process, (b) the thermal efficiency, and (c) the mean effective pressure.
OTTO CYCLE The compression ratio of an ideal Otto cycle is 8. Air is 95 kPa and 27 Celsius at the start of thecompression operation, and 750 kJ/kg of heat is transferred to air during the constant-volumeheat-addition process. The variation of specific heats with temperature, determine (a) the pressure and temperature at the end of the heat-addition process, (b) the net work output, (c) the thermal efficiency, and (d) the mean effective pressure for the cycle. Show complete solution.
Otto cycle operating under air standard condition has a compression ratio of 8.0. If the heat added on the cycle amounts to 3500kJ/kg of working substance, determine the peak temperature of the cycle.
An ideal Otto cycle has a compression ratio of 8. At the beginning of the compression process,air is at 95 kPa and 27°C, and 750 kJ/kg of heat is transferred to air during the constant-volumeheat-addition process. Taking into account the variation of specific heats with temperature,determine (a) the pressure and temperature at the end of the heat addition process, (b) thenetwork output, (c) the thermal efficiency, and (d) the mean effective pressure for the cycle.
An ideal Otto cycle has a compression ratio of 8. At the beginning of the compression process, air is at 95 kPa and 27°C, and 750 kJ/kg of heat is transferred to air during the constant-volume heat-addition process. Taking into account the variation of specific heats with temperature, determine:(a) the pressure and temperature at the end of the heat-addition process, (b) the net work output, (c) the thermal efficiency, and (d) the mean effective pressure for the cycle.
An ideal dual cycle has a compression ratio of 18 and a cut-off ratio of2.2. At the beginning of the compression process, air is at 100 kPa and 27 oC, whileit is at 2200 oC at the end of the heat-addition processes. determine the following:1- The amount of heat added at constant pressure,2- The amount of heat added at constant volume,3- The net work done by the cycle,4- The thermal efficiency of the cycle, and5- The mean effective pressure
Consider an air-standard Otto cycle that has a compression ratio of 9.0 and a heat addition of 870 Btu/lbm. If the pressure and temperature at the beginning of the compression process are 14.0 psia and 40 °F, determine a. the maximum pressure and temperature for the cycle, b. the thermal efficiency, and c. the mean effective pressure, in psia
An ideal Otto cycle has a compression ratio of 8. At the beginning of the compression process, air is at 95 kPa and 27°C, and 750 kJ/kg of heat is transferred to air during the constant-volume heat-addition process. Taking into account the variation of specific heats with temperature, determine (a) the pressure and temperature at the end of the heataddition process, (b) the net work output, (c) the thermal efficiency, and (d) the mean effective pressure for the cycle Answers: (a) 3898 kPa, 1539 K, (b) 392.4 kJ/kg, (c) 52.3 percent, (d ) 495 kPa Please I need solution for this. Why efficiency is 52.3%, when I calculated it, its 56.47%