Applied Thermodynamics and Heat Transfer
Course Objectives:
To familiarize the students to understand the applied thermodynamics and heat transfer. (Use of Standard and approved Steam Table, Mollier Chart, Compressibility Chart and Psychrometric Chart permitted)

  1. Gas Power Cycle (10 hours)
    1. Air standard cycles-Otto-Diesel-Dual-Work output,
    2. Efficiency and MEP calculations
      1. Comparison of the cycles for same compression ratio and heat addition
      2. Same compression ratio and heat rejection, same peak pressure
      3. Peak temperature and heat rejection
      4. Same peak pressure and heat input
      5. Same peak pressure and work output
      6. Brayton cycle
  2. Reciprocating Air-compressor and Refrigeration Cycles (10 hours)
    1. Single acting and double acting air compressors
    2. Work required
    3. Effect of clearance volume
    4. Efficiencies
      1. Volumetric efficiency
      2. Isothermal efficiency
    5. Free air delivery
    6. Fundamentals of refrigeration and C.O.P.
    7. Reversed carnot cycle
    8. Simple vapour compression refrigeration system
    9. T-S, P-H diagrams,
    10. Simple vapour absorption refrigeration system,
    11. Desirable properties of an ideal refrigerant
  3. Conduction (10 hours)
    1. Basic Concepts
    2. Mechanism of Heat Transfer
      1. Conduction,
      2. Convection and
      3. Radiation
    3. General Differential equation of Heat Conduction
      1. Fourier Law of Conduction – Cartesian
      2. One Dimensional Steady State Heat Conduction
      3. Conduction through Plane Wall, Cylinders and Spherical systems
    4. Composite Systems
    5. Conduction with Internal Heat Generation
    6. Extended Surfaces
    7. Unsteady Heat Conduction
    8. Lumped Analysis
    9. Use of Heislers Chart.
  1. Convection (10 hours)
    1. Basic Concepts
    2. Convective Heat Transfer Coefficients
    3. Boundary Layer Concept
    4. Forced Convection
      1. Dimensional Analysis
    5. External Flow
      1. Flow over Plates,
      2. Cylinders and
      3. Spheres
    6. Internal Flow
    7. Laminar and Turbulent Flow
    8. Flow over Bank of tubes
    9. Free Convection
      1. Dimensional Analysis –
    10. Flow over Vertical Plate.

 

  1. Radiation (5 hours)
    1. Basic Concepts, Laws of Radiation
      1. Stefan Boltzman Law
      2. Kirchoff Law
      3. Black Body Radiation
      4. Grey body radiation
    2. Shape Factor Algebra
    3. Electrical Analogy
    4. Radiation Shields
    5. Introduction to Gas Radiation

Practical:
Lab 1 Conduction Heat Transfer
Verification of Conduction Laws
Drawing of Temperature Profile
Comparison between Thermal Conductivities of Different Types of Materials
Lab 2 Convection Heat Transfer
Free Convection from Different Types of Plates
Force Convection from Different Types of Plates
Lab 3 Radiation Heat Transfer
Relationship between Temperature, Frequency and Wavelength
Reflectivity, Absorptivity and Transmissivity
Lab 4 Boiling Heat Transfer
Mass and Energy Balances
Efficiency
Effects of Mixture on Boiling Heat Transfer
Lab 5 Heat Exchanger
Energy Balance of Different Types of Heat Exchangers
Drawing of Temperature Profiles of Different Types of Heat Exchangers
Effectiveness of Different Types of Heat Exchangers
Lab 6 Fins
Drawing of Temperature Profiles of Different Types of Fins
Heat Dissipation from Different Types of Fins

References:

  1. Holman. J.P. “Heat Transfer”, Tata McGraw –Hill, 2003
  2. Nag. P.K. ”Basic and applied Thermodynamics” Tata McGraw–Hill Publishing Co. Ltd, New Delhi, 2004
  3. Nag. P..K. “ Heat Transfer”, Tata McGraw-Hill, New Delhi, 2002

Evaluation Scheme:
There will be questions covering all the chapters in the syllabus. The evaluation scheme for the question will be as indicated in the table below:

Unit

Chapter

Topics

Marks

1

1

All

16

2

2

All

18

3

3

All

18

4

4

All

18

5

5

All

10

Total

80

*Note: There may be minor deviation in marks distribution.

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