18MEL67 Heat Transfer Lab syllabus for ME

Course Learning Objectives:

• The primary objective of this course is to provide the fundamental knowledge necessary to understand the behavior of thermal systems.
• This course provides a detailed experimental analysis, including the application and heat transfer through solids, fluids, and vacuum.
• Convection, conduction, and radiation heat transfer in one and two dimensional steady and unsteady systems are examined.

Experiments

PART A

1 Determination of Thermal Conductivity of a Metal Rod.

2 Determination of Overall Heat Transfer Coefficient of a Composite wall.

3 Determination of Effectiveness on a Metallic fin.

4 Determination of Heat Transfer Coefficient in free Convection

5 Determination of Heat Transfer Coefficient in a Forced Convention

6 Determination of Emissivity of a Surface.

PART B

7 Determination of Stefan Boltzmann Constant.

8 Determination of LMDT and Effectiveness in a Parallel Flow and Counter Flow Heat Exchangers.

9 Experiments on Boiling of Liquid and Condensation of Vapour.

10 Performance Test on a Vapour Compression Refrigeration.

11 Performance Test on a Vapour Compression Air – Conditioner.

12 Experiment on Transient Conduction Heat Transfer.

PART C (OPTIONAL)

13 Analysis of steady and transient heat conduction, temperature distribution of plane wall and cylinder using Numerical approach (ANSYS/CFD package).

14 Determination of temperature distribution along a rectangular and circular fin subjected to heat loss through convection using Numerical approach (ANSYS/CFD package).

Course Outcomes:

At the end of the course, the student will be able to:

CO1: Determine the thermal conductivity of a metal rod and overall heat transfer coefficient of composite slabs.

CO2: Determine convective heat transfer coefficient for free and forced convection and correlate with theoretical values.

CO3: Evaluate temperature distribution characteristics of steady and transient heat conduction through solid cylinder experimentally.

CO4: Determine surface emissivity of a test plate and Stefan Boltzmann constant

CO5: Estimate performance of a refrigerator and effectiveness of a fin and Double pipe heat exchanger

Conduct of Practical Examination:

1. All laboratory experiments are to be included for practical examination.

2. Breakup of marks and the instructions printed on the cover page of answer script to be strictly adhered by the examiners.

3. Students can pick one experiment from the questions lot prepared by the examiners.

4. Change of experiment is allowed only once and 15% Marks allotted to the procedure part to be made zero.

Scheme of Examination:

One Question from Part A - 40 Marks

One Question from Part B - 40 Marks

Viva-Voce - 20 Marks