5. This problem involves analysis of selected parts of the ideal Otto cycle. The diagram attached below shows the steps in the cycle. There is a fixed mass of gas in the cylinder which is an ideal gas with constant specific heat values. Parameters relevant to the analysis are: Mass of Gas in the cylinder: m = 0.002 kg Constant Pressure Specific Heat: C, = 1004 J/kg · K Constant Volume Specific Heat: C, = 717 J/kg · K Ratio of Specific Heats: k = Cp/Cy Volume compression Ratio: r, = 10 State 1 Temperature: T = 300 K State 1 Pressure: P = 100 kPa State 3 Temperature: T3 = 2000 K Find the following quantities: a. Temperature at the end of the compression stroke: T, =, Kelvin b. The heat addition (from fuel): Qin = Joules c. The cycle efficiency: 7 = Wnet , and the net work done per cycle: Joules

5. This problem involves analysis of selected parts of the ideal Otto cycle. The diagram attached below shows the steps in the cycle. There is a fixed mass of gas in the cylinder which is an ideal gas with constant specific heat values. Parameters relevant to the analysis are: Mass of Gas in the cylinder: m = 0.002 kg Constant Pressure Specific Heat: C, = 1004 J/kg · K Constant Volume Specific Heat: C, = 717 J/kg · K Ratio of Specific Heats: k = Cp/Cy Volume compression Ratio: r, = 10 State 1 Temperature: T = 300 K State 1 Pressure: P = 100 kPa State 3 Temperature: T3 = 2000 K Find the following quantities: a. Temperature at the end of the compression stroke: T, =, Kelvin b. The heat addition (from fuel): Qin = Joules c. The cycle efficiency: 7 = Wnet , and the net work done per cycle: Joules

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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Question

5. This problem involves analysis of selected parts of the ideal Otto cycle. The diagram
attached below shows the steps in the cycle. There is a fixed mass of gas in the cylinder
which is an ideal gas with constant specific heat values. Parameters relevant to the analysis
are:
Mass of Gas in the cylinder: m = 0.002 kg
Constant Pressure Specific Heat: C, = 1004 J/kg · K
Constant Volume Specific Heat: C, = 717 J/kg · K
Ratio of Specific Heats: k = Cp/Cy
Volume compression Ratio: r, = 10
State 1 Temperature: T = 300 K
State 1 Pressure: P = 100 kPa
State 3 Temperature: T3 = 2000 K
Find the following quantities:
a. Temperature at the end of the compression stroke: T, =,
Kelvin
b. The heat addition (from fuel): Qin =
Joules
c. The cycle efficiency: 7 =
Wnet
, and the net work done per cycle:
Joules

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Hi I need help with parts of a thermo practice problem 2 kg of air in a piston cylinder initially at P1=101 kPa, T1= 300 K undergoes a cycle made up of three processes: 1-2 Isothermal compression until the volume is (1/15) of its original value.2-3 Constant Pressure heating3-1 Isentropic Expansion back to the initial state Assume air is an ideal gas with constant specific heats with the following values: Cpo=1.027kJ/kgK; Cvo= 0.740 kJ/kgK; R=0.287 kJ/kgK; ɣ=1.388 Fill in the processes table below and show all work.