Anwer carefully please, some are giving far from the correct answers. Need carefull answer with step by step solution please thank you. Consider an air-standard Diesel cycle. Operating data at principal states in the cycle are given in the table below. The states arenumbered as in the figure below.State T(K) p (kPa) u (kJ/kg) h (kJ/kg)1380100271.5380.610324074786.2108231728407414171913849.5223.6632.5876.3Determine:(a) the cutoff ratio.(b) the heat addition per unit mass, in kJ/kg.(c) the net work per unit mass, in kJ/kg.(d) the percent thermal efficiency.

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Answered: Consider an air-standard Diesel cycle.…

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

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At the beginning of compression in an air-standard Diesel cycle, p1 = 96 kPa, V1 = 0.016 m3, and T1 = 290 K. The compression ratio is 15 and the maximum cycle temperature is 1290 K. Determine (a) the mass ofair, in kg. (b) the heat addition and heat rejection per cycle, each in kJ. (c) the net work, in kJ, and d) the thermal efficiency. (e) Solve the problem on a cold air-standard basis with constant specific heats.
Consider a cold air-standard Diesel cycle. Operating data at principal states in the cycle are given in the table below. The states are numbered as in Fig. 9.5 with p1 = 100 kPa, T1 = 340 K, and T3 = 4850.3 K, r = 15 and rc = 2. For n = 1.3, cv = 0.718 kJ/(kg-K), and cp = 1.005 kJ/(kg-K), a.) determine T2 in deg-C. b.) determine p2 in bar. c.) T4 in deg-C. d.) the mean effective pressure in kPa, for the modified cycle. e.) the heat transfer during heat addition process per unit mass in kJ/kg.
Consider a cold air-standard Diesel cycle. Operating data at principal states in the cycle are given in the table below. The states are numbered as in Fig. 9.5 with p1 = 100 kPa, T1 = 340 K, and T3 = 4850.3 K, r = 15 and rc = 2. For n = 1.3, cv = 0.718 kJ/(kg-K), and cp = 1.005 kJ/(kg-K), determine p2 in bar. determine T4 in deg-C. determine T2 in deg-C. determine the heat transfer during heat addition process per unit mass in kJ/kg.
The rate of heat addition to an ideal air-standard Brayton cycle is 1.0 x 107 Btu/h. The pressure ratio for the cycle is 12 and the minimum and maximum temperatures are 520°R and 2800°R, respectively.Determine:(a) the percent thermal efficiency of the cycle.(b) the mass flow rate of air, in lb/h.(c) the net power developed by the cycle, in hp.
In an air standard brayton cycle, air enters the compressor at 27 degree C and 100 kPa. The pressure ratio is 10, and the maximum allowable temperature is 1350 K. the compressor and turbine efficiencies are 85%, and pressure drops 27 kPa between the compressor discharge and turbine inlet. Determine the pressure and temperature at each state in the cycle, the compressor and turbine work, and the cycle thermal efficiency. Please show the PV and TS diagram. Please show complete formulas and solutions.
Consider a cold air-standard Diesel cycle. Operating data at principal states in the cycle are given in the table below. The states are numbered as in Fig. 9.5 with p1 = 100 kPa, T1 = 340 K, and T3 = 4850.3 K, r = 12 and rc = 2. For n = 1.3, cv = 0.718 kJ/(kg-K), and cp = 1.005 kJ/(kg-K), determine p2 in kPa.
Air enters the compressor of an ideal air-standard Brayton cycle at 110 kPa, 289 K, with a volumetric flow rate of 5 m3/s. The compressor pressure ratio is 12:1. The turbine inlet temperature is 1567 K. Take the gas constant as 289 J/kg.K and Specific heat at constant pressure and constant volume for air as 1.004 kJ/kg K and 0.708 kJ/kg K respectively. Calculate the net power developed to two decimal places and include the correct SI unit symbol.
Draw the graph of Otto air standard cycle and prove that the thermal efficiency is equal to: Motto = 1_1/r^y-1 , where r is the compression ratio and y is the specific heat ratio.
1. In an ideal air-standard Otto cycle, the initial conditions are 1 bar and 300 K. The compression ratio is 12:1, and the maximum cycle temperature is 2500 K. Assuming cp = 1.004 kJ/kg-K & k = 1.4, find: (a) show the cycle in both P-v and T-s diagrams. Clearly label all states and energy transfers. (b) temperature at the end of compression, T₂ in K. (c) heat added during the combustion process in kJ/kg. (d) thermal efficiency of the cycle. (e) net work output from the cycle in kJ/kg.
Consider a cold air-standard Diesel cycle. Operating data at principal states in the cycle are given in the table below. The states are numbered as in Fig. 9.5 with p1 = 100 kPa, T1 = 340 K, and T3 = 4850.3 K, r = 12 and rc = 2. For n = 1.3, cv = 0.718 kJ/(kg-K), and cp = 1.005 kJ/(kg-K), determine T2 in K.
Calculate the efficiency of an Diesel cycle assuming Cold Air-Standard Analysis operating in air (k= 1.4) with a compression ratio of 20 and a cutoff ratio of 1.7? (Enter your answer as a percent to the nearest 1/10th)
Essay Topic: Define the following terms related to reciprocating engines: cycle, stroke, bore, clearance volume, volume displacement, clearance percentage, compression ratio, cut-off ratio, pressure ratio, and thermal efficiency.

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