⚙️ Mechanical Labs

ME01 · Sem 3 · Strength of materialsSimply supported beam: centre point loadFind the deflection and bending stress of a simply supported beam and check it against theory. ME02 · Sem 3 · Strength of materialsSimply supported beam: uniformly distributed loadAnalyse a beam under its own weight or a floor load. ME03 · Sem 3 · Strength of materialsCantilever beam with end loadMeasure the tip deflection and root stress of a cantilever. ME04 · Sem 4 · Structural analysisFixed–fixed beamCompare a fixed-ended beam with a simply supported one. ME05 · Sem 4 · Structural analysisWarren truss bridgeFind the force in every member of a Warren truss by the stiffness method. ME06 · Sem 4 · Structural analysisPratt trussAnalyse a Pratt truss and compare with the Warren truss. ME07 · Sem 4 · Structural analysisHowe trussAnalyse a Howe truss, the mirror of the Pratt truss. ME08 · Sem 5 · Design of steel structuresRoof truss under panel loadsFind member forces in a pitched roof truss. ME09 · Sem 5 · Machine designCrane jibFind the forces in a cantilevered crane jib carrying a hook load. ME10 · Sem 3 · Materials testingTensile test of mild steelFind E, yield strength, UTS and elongation of mild steel on a UTM. ME11 · Sem 3 · Materials testingTensile test of aluminium alloyCompare an aluminium alloy with mild steel. ME12 · Sem 3 · Materials testingTensile test of annealed copperSee the very high ductility of annealed copper. ME13 · Sem 3 · Materials testingTensile test of grey cast ironObserve brittle fracture with almost no plastic strain. ME14 · Sem 5 · Engineering materialsTensile test of a polymer (nylon)Compare a thermoplastic with metals. ME15 · Sem 4 · Thermal engineeringOtto cycle (petrol engine)Find the efficiency and work of an air-standard Otto cycle. ME16 · Sem 4 · Thermal engineeringDiesel cycleAnalyse the diesel cycle and the effect of the cut-off ratio. ME17 · Sem 5 · IC enginesDual combustion cycleModel the dual cycle used for modern high-speed diesels. ME18 · Sem 5 · TurbomachinesBrayton cycle (gas turbine)Find the efficiency of a gas turbine cycle versus pressure ratio. ME19 · Sem 3 · ThermodynamicsCarnot cycle (ideal limit)Find the maximum possible efficiency between two temperatures. ME20 · Sem 5 · Dynamics of machineryForced vibration and resonanceMeasure the amplitude of a spring–mass system near resonance. ME21 · Sem 5 · Dynamics of machineryEffect of damping on vibrationSee how damping lowers and widens the resonance peak. ME22 · Sem 6 · Mechanical vibrationsTwo-degree-of-freedom modesFind the two natural frequencies and mode shapes of a two-mass system. ME23 · Sem 5 · Fluid mechanicsFlow past a cylinder: vortex sheddingWatch a Kármán vortex street and measure the Strouhal number. ME24 · Sem 5 · Fluid mechanicsSquare prism in cross-flowCompare drag and shedding of a square section with a circular one. ME25 · Sem 6 · AerodynamicsAerofoil lift and stallSee lift appear on a NACA 0012 aerofoil and the wake change with angle of attack. ME26 · Sem 6 · AerodynamicsFlat plate at incidenceCompare a flat plate with an aerofoil. ME27 · Sem 6 · Fluid mechanicsBackward-facing step: separation and reattachmentSee a recirculation zone form behind a step. ME28 · Sem 7 · Advanced fluid mechanicsTwo cylinders side by sideSee how two nearby bodies interact in a flow. ME29 · Sem 5 · Heat transferHeat sink: effect of finsCompare a finned heat sink with a flat plate. ME30 · Sem 6 · RoboticsRobot arm pick-and-place (inverse kinematics)Move a 4-axis arm to pick and place a part using inverse kinematics. ME31 · Sem 6 · CAD/CAMCNC milling: circular pocketRun a G-code program and watch the material removed. ME32 · Sem 6 · CAD/CAMCNC milling: profile contourCut the outline of a part with straight lines and arcs. ME33 · Sem 6 · CAD/CAMCNC engraving a starEngrave a shape and see shallow cuts. ME34 · Sem 4 · Theory of machinesSimple gear trainFind the speed ratio and torque of a two-gear train. ME35 · Sem 4 · Theory of machinesCompound gear trainReach a large reduction with two gear stages.