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ObjectivesThis course exposes the students to experiments on (a) Energy conversion (b) Mechanisms (c) Heat Transfer (d) Experimental stress analysis. Course contentExperiments on (a) Energy conversion (b) Mechanisms (c) Heat Transfer (d) Experimental stress analysis. Tentative list of experimentsA.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 |
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ObjectivesThis course exposes the students to experiments on (a) Vibration and dynamics (b) Fluid mechanics (c) Material testing Course contentExperiments on (a) Vibration and dynamics (b) Fluid mechanics (c) Material testing Tentative list of experimentsA.1. Determination of the effective radius of gyration of an irregular body through torsional oscillation of a trifilar suspension 2. Measuring free and forced vibration response of a rigid beam-spring-damper system 3. Tuned vibration absorber 4. Vibration transmissibility of a single degree-of-freedom system 5. Speed measurement of a DC motor using various sensors 6. Speed torque characteristic of DC servomotor 7. Measurement of linear displacement by potentiometer & PID demo (a) Ball & beam control system; PID demo (b) Magnetic levitation control system B.1. Impact of jet on flat and curved surfaces 2. Measurement of drag on a circular cylinder in high Reynolds number flow (wake survey method) 3. Energy loss measurements in subcritical and supercritical open channel flow 4. Measurement of fluid viscosity (air and oil) 5. Determination of friction factor as a function of Reynolds number in pipe flow 6. Studying laminar-turbulent transition for flow in a tube 7. Boundary layer flow over a flat plate 8. Pressure distribution around a circular cylinder in high Reynolds number flow C.1. Hardness test 2. Fatigue test 3. Tensile test (UTM) 4. Ellipsometry 5. Impact excitation Proposing instructors: DUGC, ME |