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SRI RAMAKRISHNA INSTITUTE OF TECHNOLOGY, COIMBATORE-10
(Approved by AICTE, New Delhi – Affiliated to Anna University, Chennai)
Department of Mechanical Engineering
Course Title: ME 2351 GAS DYNAMICS AND JET PROPULSION
Department : Mechanical Engineering
Semester : Sixth
Course Instructor : V.Suresh, AP(Sr.Gr)/Mech
Prerequisite Courses : 1.Fluid Dynamics
Number of Credits: 4
Programme : B.E
Academic Year : 2013-2014
2.Gas power cycles
References :
Text Books:
T1. Anderson, J.D., Modern Compressible flow, McGraw Hill, 3 rd Edition, 2003.
T2. H. Cohen, G.E.C. Rogers and Saravanamutto, Gas Turbine Theory, Longman Group Ltd., 1980.
T3. S.M. Yahya, fundamentals of Compressible Flow, New Age International (P) Limited, New Delhi, 1996.
Reference Books:
R1. P. Hill and C. Peterson, Mechanics and Thermodynamics of Propulsion, Addison – Wesley Publishing company, 1992.
R2. N.J. Zucrow, Aircraft and Missile Propulsion, vol.1 & II, John Wiley, 1975.
R3. N.J. Zucrow, Principles of Jet Propulsion and Gas Turbines, John Wiley, New York, 1970.
R4. G.P. Sutton, Rocket Propulsion Elements, John wiley, 1986, New York.
R5. A.H. Shapiro, Dynamics and Thermodynamics of Compressible fluid Flow, , John wiley, 1953, New York.
R6. V. Ganesan, Gas Turbines, Tata McGraw Hill Publishing Co., New Delhi, 1999.
R7. PR.S.L. Somasundaram, Gas Dynamics and Jet Propulsions, New Age International Publishers, 1996.
R8. V. Babu, Fundamentals of Gas Dynamics, ANE Books India, 2008
e-Learning Resources :
http://ocw.mit.edu/courses/mechanical-engineering/2-26-compressible-fluid-dynamics-spring-2004/lecture-notes/
http://www.maths.manchester.ac.uk/~dabrahams/MATH45111/files/lecture22.pdf
http://web.iitd.ac.in/~pmvs/mel7152008/notes-new.pdf
http://ronney.usc.edu/AME514S11/Lecture11/AME514-S11-lecture11.ppt
http://soliton.ae.gatech.edu/people/sruffin/courses/ae3450/AE_3450_Outline.htm
Instructor Mail : [email protected]
Course Objectives :
At the end of the course the student should be able
1. To understand the basic difference between incompressible and compressible flow.
2. To understand the phenomenon of shock waves and its effect on flow.
3. To gain some basic knowledge about jet propulsion and Rocket Propulsion.
Course Plan
Sl.
No
Unit
1
2
3
4
5
Unit I - Basic
Concepts and
Isentropic Flows
Topics to be Discussed
Energy and momentum
equations for compressible
fluid flows
Stagnation states, Mach
waves and Mach cone
Effect of Mach number on
compressibility
Isentropic flow
through variable ducts
Nozzle and Diffusers – Use of
Gas tables.
Unit Objectives
To understand the use of
thermodynamics,
transport
processes and compressible
flow fundamentals in the
operation of air breathing
engines (gas turbines).
Reference
Page No
No. of
Periods
Required
T3
37-38
58-61
1
T3
41-43
1
T3
47-49
1
T3
69-79
1
T3
79-101
2
Total : 6
8
9
Flows through constant area
ducts with heat transfer
(Rayleigh flow)
Flows through constant area
ducts with heat transfer and
Friction (Fanno flow)
variation of flow properties
Use of tables and charts
10
Generalised gas dynamics.
6
7
Unit II- Flow
Through Ducts
Perform
a
numerical
simulation of compressible
flow through a variable area
duct.
Describe
assumptions,
physical meaning of terms
and utilize key relationships
for compressible flow, speed
of sound, isentropic and nonisentropic flows
T3
247-266
T3
T3
T3
2
2
211-246
2
1
2
Total : 9
11
Governing equations
12
Variation of flow parameters
across the normal shocks
13
Unit III - Normal
and Oblique
Shocks
Variation of flow parameters
across the oblique shocks
14
Prandtl – Meyer relations
15
Use of table and charts –
Applications.
Describe physically why
shock waves exist and
explain
the
difference
between normal, oblique,
stationary and moving shock
waves
Use the normal shock tables
to
solve
problems
in
supersonic flow in which
normal shocks are present.
T3
1
134-173
T3
3
T3
3
T3
174-210
T1
1
2
Total : 10
16
Theory of jet propulsion
17
Thrust equation
power
and
efficiency
18
Unit IV - Jet
Propulsion
19
20
– Thrust
propulsive
Operation principle of ram jet
Cycle analysis and use of
stagnation state performance
of ram jet
Operation principle of
turbojet, turbofan and turbo
prop engines
Apply
control
volume
analysis and the integral
momentum
equation
to
estimate the forces produced
by aerospace propulsion
systems.
Describe the principal figures
of merit for aircraft engine
and
rocket
motor
performance and explain how
they are related to vehicle
performance.
T3
T3
1
357-366
2
T3
1
T3
4
366-395
T3
2
Total : 10
21
Types of rocket engines
22
Propellants-feeding systems
23
Ignition and combustion
24
Theory of rocket propulsion –
Performance study
Unit V - Space
Propulsion
25
Staging – Terminal and
characteristic
velocity
26
Applications – space flights
Provide students with the
ability to analyze the
performance of gas turbine
cycles and rocket engine
cycles for space propulsion.
Describe the principal design
parameters and constraints
that set the performance of
rocket engines, and to apply
ideal-cycle analysis to a gas
turbine engine to relate thrust
and fuel burn to componentlevel performance parameters
and flight conditions.
T3
1
396-414
T3
1
T3
1
T3
2
T3
414-459
T3
3
2
Total : 10
Additional Contents over and above the curriculum:
27
Module I
Multi-Dimensional Flow
Perform
a
numerical
simulation
of
various
Coordinate Systems
T3
269-301
4
Total : 4
Total duration required : 60 periods + 6 periods for Tests = 66 Periods
Assignments
Assignment:
A1. Explain the concept of Fanno flow and Rayleigh flow
Submission Deadline for A1 : 19.02.2014
A2. Explain the concept of Aircraft propulsion and Rocket Propulsion
Submission Deadline for A2 : 17.03.2014
Case study
C1.Measurement methods of flow parameters.
Submission Deadline for C1 :07.04.2014
Course Assessment Plan:
1. Internal Assessment (20)
Internal Assessment Test 1 will be conducted for 50 Marks. (5*2=10 & 2*20=40)
Internal Assessment Test 2 will be conducted for 50 Marks. (5*2=10 & 2*20=40)
Internal Assessment Test 3 will be conducted for 50 Marks. (5*2=10 & 2*20=40)
Tests as per the schedule given by the university – Average of three tests are considered for assessment out of 15.
Course Attendance
Assessment out of 5 ( Attendance percentage 96-100 : 5; 91-95 : 4; 86-90 : 3; 81-85 : 2; 76-80 : 1)
2. External Assessment (80)
University will conduct end semester examination for 100 marks (10*2=20 & 5*16=80)
Performance will be considered for assessment out of 80.
PEOs :
This Course is conducted to achieve the following Programme Educational Objectives (PEOs):
• PEO 1. Be able to apply the principles of Mechanical engineering to solve real time problems and succeed in their career.
• PEO 2.Be able to contribute and communicate effectively in multidisciplinary projects and perform services related to
mechanical engineering to meet the customer requirements in both quality and quantity.
• PEO 3.Be able to update the modern trends in engineering and technology through continuous learning and be the leaders in
their profession.
Program Outcomes (POs)
 PO1: An ability to solve basic Engineering problems by applying mathematics, science, and engineering fundamentals.

PO2: An ability to conduct Investigations using design of experiments, analysis and interpretation of data to arrive at
valid conclusions.

PO3: An ability to design a mechanical engineering component and processes within economic, environmental, ethical
and manufacturability constraints.

PO4: Ability to identify, formulate, analyze and solve Mechanical Engineering Problems.

PO5: An ability to communicate effectively through written reports or oral presentations.

PO6: An ability to understand the impact of engineering solutions in a global, economic, environmental, professional and
societal context.

PO7: An ability to recognize the need and to engage in independent and life-long learning.

PO8: An ability to have knowledge of contemporary issues

PO9: An ability to use the appropriate techniques and modern engineering tools necessary for engineering practice.

PO10: An ability to apply the principles of management to manage projects Multidisciplinary environment.
Course Outcome:
At the End of the Course , a student will be able to
1. Understand the basic difference between incompressible and compressible flow.
2. Understand the phenomenon of shock waves and its effect on flow.
3. Gain some basic knowledge about jet propulsion and Rocket Propulsion.
Mapping :
PO1
PO2
PO3
PO4
PO5
PO6
PO7
PO8
PO9
PO10
CO1
CO2
CO3
Course Instructor
HOD-MECH
PRINCIPAL
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