Objectives

This course exposes the students to experiments on (a) Energy conversion (b) Mechanisms (c) Heat Transfer (d) Experimental stress analysis.

Course content

Experiments on (a) Energy conversion (b) Mechanisms (c) Heat Transfer (d) Experimental stress analysis.

Tentative list of experiments

A.

1. Evaluation of performance characteristics for a Francis Turbine

2. Evaluation of performance characteristics for a Pelton Turbine

3. Performance Study of a single cylinder four-Stroke diesel engine with variable compression ratio

4. Study of a refrigeration system with series and parallel evaporators

B.

Lab 1

Make the following mechanisms using the kit provided

1. Mechanism 1A: Watt’s mechanism

2. Mechanism 1B: The multi-bar pantograph mechanism

3. Mechanism 1C: Four bar mechanism with a translational link

4. Mechanism 1D: Peaucellier-Lipkin linkage

Lab 2

1. Mechanisms 2A

2. Need to form

3. Various inversions of a 3R-1P mechanism satisfying Grashof Criterion)

4. One 3R-1P non-Grashof mechanism

5. Mechanisms 2B

6. Construct a Grashof and a non-Grashof 4R mechanism. consider all possible cases of a Grashof linkage

7. Mechanisms 2C

8. Make a constrained 8-bar mechanism which consists of only binary and ternary links

9. Mechanisms 2D (BONUS)

10. Various inversions of R-P-R-P and 2R-2P mechanism satisfying Grashof Criterion

Lab 3

1. Verify the torque relationship as Ti+ T0 + Th= 0of epicyclic gear trains

Lab 4

1. Cams

2. Aim: Come up with the cam profile from the observed displacement diagram

Lab 5

1. Static and Dynamic Balancing of Rotor

Lab 6: Two Plain Balancing

C.

1. Unsteady Heat Conduction

2. Heat Transfer by Force Convection (Pin-fin)

3. Heat Transfer through Extended Surface

4. Critical Heat Flux (Pool boiling)

5. Heat Transfer by Natural Convection

6. Measurement of Emissivity

7. Calibration of Thermocouples

D.

1. Cantilver Beam

2. Portal Frame

3. Combined Stresses

4. Stress Analysis Using Photelasticity

5. Determination of Shear Modulusn

6. DIC on Universal Testing Machine (UTM)

Proposing instructors: DUGC, ME