Department of Mechanical Engineering

The Active Learning Lab is an innovative teaching laboratory that deals with the Basic Ideas about the Mechanical Engineering. The highlight of the Active Learning laboratory includes Lami’s theorem and the determination of friction and also the inversions of the different mechanism.

List of Experiments

1. Verifying Lami’s theorem using Distance method
2. Verifying Lami’s theorem using Angle method
3. Determination of an unknown weight using Lami’s theorem (Angle method)
4. Determination of two unknown weights using Lami’s theorem (Angle method)
5. Determination of coefficient of friction between same materials with horizontal plane
6. Determination of coefficient of friction between different materials with horizontal plane
7. Determination of coefficient of friction between same materials with inclined plane
8. Determination of coefficient of friction between different materials with inclined plane
9. Verification of Grashof’s Law
10. Inversion of Four bar mechanism

Lab In-charge:- Mr. N. Dinakar

Automation plays a major role in the industry for making defect-free products with improved productivity. The first objective of this lab is to familiarise in fluid power automation and different components of hydraulics, pneumatics, electro-hydraulic / electro-pneumatic and PLC based systems. The second objective is to give hands-on experience in designing and executing of circuits for real systems. The virtual simulation experiments are based on electro-pneumatic, electro-hydraulic and PLC based systems. This course is focused for third-year undergraduate students to learn the basics of automation and postgraduate students to get enhancement in the area of automation. The undergraduate and postgraduate students when they are in final year may utilise this knowledge to design and development of automated systems.

List of Experiments

1. Speed Control circuits for double acting cylinder
2. A synchronisation circuit for two cylinders
3. Continuous reciprocation of the double acting cylinder
4. Sequencing of two cylinder circuits
5. Cascading circuit for trapped signals-2 groups
6. Cascading circuit for trapped signals- 3 groups
7. Basic Electro Pneumatic Circuits: Continuous reciprocation of cylinder (with timer and counter) Sequencing of two cylinders
8. Force, Velocity calculations in Hydraulic Linear actuation
9. Speed Control of AC Servo Motor using open and closed loop control
10. PLC Application Trainer
11. PLC Control Pneumatic/ Hydraulic linear actuator circuits
12. Process Control using Virtual Instrumentation
13. Run  A Stepper Motor: For Required Angle
14. Characteristics of Inductive, capacitive and photoelectric proximity sensors

Lab In-charge:- Mr. R. A. Arulraja

Basic Civil and Mechanical Engineering laboratory has conventional machine which are capable of producing intricate featured parts and components from carpentry, fitting, welding and sheet metal working.

List of Experiments

1. Rectangular Tray Making
2. Electrical Arc Welding
   1. Electrical Arc Welding – Butt Joint
   2. Electrical Arc Welding – Lap Joint
3. Cross halving Joint
4. Step Fitting
5. Hopper Making
6. Gas Welding (Butt Joint)
7. Dovetail Halving Joint
8. Drilling and Tapping
9. Scoop Making
10. MIG Welding (GMAW) – Tee Joint
11. Duster
12. Turning, Facing and Chamfering

Lab In-charge:- Mr. A. Umapathy

The laboratory was established in order to provide both UG and PG students with knowledge and hands-on experience in the area of computer aided design and analysis. Students, research scholars and faculty members are working with 2D and 3D modeling software’s along with finite element analysis software’s for project and research work. This lab is dedicatedly utilized for analysis of real-time mechanics, fluid flow problems using research version analysis software’s. This lab has separate demo section with projector facility to teach students before their hands-on experience.

List of software’s

• DRAFTING – AutoCAD 2020
• MODELLING – SOLIDWORKS 2016-17, CATIA V6 R2013, Pro/Engineer Wildfire 4.0
• FEA – Ansys 14.5 Teaching Version

Lab In-charge:- Dr P. Haja Syeddu Masooth

The laboratory was established in order to provide our students with knowledge and hands-on experience in the area of Computer Integrated Manufacturing and consider the emerging research and development in the area of manufacturing segment in the industrial fraternity. The objective of the CAM laboratory is to prepare the students industry ready and to acquire employability skills with the CNC programming and cutting tool path generation through CNC simulation software by using G-Codes and M-codes. In addition, it is aimed at to demonstrate and understand the importance of automation and its predominant role in the assembly line of shop floor, so that to satisfy the need of agile manufacturing to meet the urging need of global competitiveness of upcoming industries.

List of Experiments

1. Manual Part Program for Facing, Step turning, Taper and Finish Turning using ordinary and canned cycle.
2. Manual Part Program for Radial Grooving, Threading and Axial Drilling using canned cycle.
3. NC Code Generation for a given model using CAPSTURN.
4. Manual Part Program for Profile Milling, Linear and Circular Interpolation and Mirroring operation.
5. Manual Part Program for End Milling and Drilling operation.
6. NC Code Generation for a given model using CAPSMILL.
7. Model and NC Code Generation for a Simple Profile using Turning operation.
8. Model and NC Code Generation for a Simple Profile using Milling operation.

Lab In-charge:- Dr. P. Haja Syeddu Masooth

The Fluid Dynamics Laboratory consists of flow measurement devices, head loss measurement in pipe flow, impact of water jet on vanes, flow visualization apparatus, hydraulic pumps and turbines. The students will experimentally demonstrate the knowledge gained from fluid mechanics. The students are encouraged to operate the experimental test rig to know the operational procedures and to familiarize the working principle with performance calculations

List of Experiments

1. Flow measurement using venturimeter
2. Determination of pipe friction factor
3. Performance test on Kaplan turbine
4. Performance test on reciprocating pump
5. Flow measurement using Orificemeter
6. Verification of Bernoulli’s theorem
7. Performance test on Francis turbine
8. Performance test on centrifugal pump
9. Performance test on Pelton turbine
10. Flow measurement using pitot tube
11. Determination of pipe fitting losses
12. Flow visualization using Reynold’s apparatus
13. Performance test on jet pump
14. Free and forced vortex flow visualization equipment
15. Visualization of cavitation in pipe flow
16. Performance test on submersible pump
17. Performance test on gear pump
18. Impact of jet of water on vane

Lab In-charge:- Mr. Gowri Manohar. R

This lab course is primarily being offered to the III Year B.Tech Mechanical Engineering Students to make them understand the principles of conduction, convection, Radiation boiling and Condensation modes of heat transfer and principles of Refrigeration and Air Conditioning.

List of Facilities / Setup

1. Heat transfer through Natural Convection.
2. Heat transfer through Forced Convection.
3. Heat transfer from PIN-FIN Apparatus.
4. Composite lagged pipe Apparatus.
5. Composite Wall Apparatus.
6. Guarded hot plate Apparatus.
7. Critical heat flux Apparatus.
8. Thermal conductivity of Metal rod.
9. Thermal conductivity of Liquid.
10. Thermal conductivity of Insulating powder.
11. Shell and Tube Heat Exchanger.
12. Parallel & Counterflow Heat Exchanger.
13. Finned Tube Heat Exchanger.
14. Plate type Heat Exchanger.

Lab In-charge:- Dr. Lalitha Saravanan

Heat power Laboratory provides lot of opportunity to the students to study different types of IC engine, boiler performance study and to do their innovative projects. The performance test, heat balance test, the retardation test and emission test can be carried in variety of IC engines like petrol/diesel/biodiesel fueled with single/double/multi cylinder engines with modern mechanical/electrical/hydraulic loading devices. The modern digital 5 gas analyzer and AVL smoke meter is available to do emission and smoke test.

List of Facilities / Setup

1. Single Cylinder Two Stroke Petrol Engine Cut – Section Test Rig
2. Single Cylinder Four Stroke Diesel Engine Cut – Section Test Rig
3. Single Cylinder Four Stroke Petrol Engine Cut Section Working Model
4. Single Cylinder Petrol Engine with Electrical Loading Device
5. Multi Cylinder Four Stroke Petrol Engine with Eddy Current Dynamometer
6. Single Cylinder Four Stroke Slow Speed Diesel Engine with Mechanical Loading
7. Single Cylinder Four Stroke High Speed Diesel Engine with Mechanical Loading
8. Single Cylinder Four Stroke High Speed Diesel Engine Electrical Loading Device
9. Single Cylinder Four Stroke High Speed Diesel Engine with Eddy Current Dynamometer
10. Single Cylinder Four Stroke High Speed Diesel Engine with Rope Brake Loading Device
11. Single Cylinder Four Stroke Slow Speed Diesel Engine with Rope Brake Loading Device

Lab In-charge:- Dr. Lalitha Saravanan

The objective of this lab is to impart practical knowledge on design and analysis of mechanisms in the machine tools and automobiles. In Machine Dynamics Lab, the students are doing the experiments related to their theory subjects like Engineering Mechanics, Machines and Mechanisms and Fundamentals of Vibration and Noise.Various equipment like governors, gyroscopes, balancing machines and universal vibration testing facilities are available to understand machine dynamics. The working models of simple mechanisms like gears, cams and followers are very much useful to understand Basic Mechanical Engineering subject for 1st year students.The vibration equipment are well established in dynamics lab. The vibration exciter, accelerometers (uni-axial and tri axial), data acquisition system, force hammer are used to measure the vibration response under induced and self excitation conditions.The machine tool dynamometers for lathe, drilling machine and milling machine are used to measure the dynamics forces induced during working condition. The machine tool chatter vibration behavior are analysed from these force data.

List of Experiments

1. Cam & follower analysis
2. Dynamic analysis of Epi-cyclic gear train
3. Dynamic analysis of Gyroscope.
4. Dynamic analysis of Porter & Proell Governor.
5. Dynamic balancing of rotating masses.
6. Dynamic balancing of reciprocating masses.
7. Free vibration of helical spring.
8. Free & forced vibration of equivalent spring mass system.
9. Transverse vibration of beams.
10. Torsional vibration of single rotor system with viscous damping.
11. Whirling of shafts.
12. Transmissibility ratio in vibrating systems.
13. Dunkerley’s rule
14. Differential test rig.
15. Transmission loss measurement.
16. Free vibration test using impact hammer & LabView.
17. Forced vibration test – eletrodynamic shaker.
18. Drill tool dynamometer.
19. Lathe tool dynamometer.
20. Mill tool dynamometer.

Lab In-charge:- Dr. M Kamatchi Hariharan

Manufacturing process Laboratory is a well equipped laboratory which provides ideas on the practical knowledge of several steps of casting, material removal using different cutting tools and post processing Activities.

List of Experiments

1. Machining of spur gear using universal milling machine.
2. Machining of helical gear using gear hobbing machine.
3. Finishing operation using cylindrical and surface grinding process.
4. Manufacturing a single point cutting tool using tool and cutter grinder.
5. Facing, turning and thread cutting using conventional lathe.
6. Post processing using Shaper machine, Planner machine and drilling machine
7. Sand moulding using various patterns

Lab In-charge:- Dr. Anbarasu K. G

Metrology, the science of measurement, helps manufacturers to attain the proper fit and finish for their products. It embraces both experimental and theoretical measurements and determinations at any level of uncertainty in any field of science and technology. Metrology Lab plays a crucial role for a student who wants to pursue his career in industrial engineering and shop floor control. Metrology lab’s list of experiment are chosen in such a way to familiarize our B. Tech final year students in various kinds of measuring tools/instruments, measuring techniques, measurement methods, calibration procedures, SQC procedures. The students learn the measurement procedure in basic measuring instruments such as thread micrometer, gear tooth vernier, lever dial gauge, GO-NO gauges and centre distance gauge other than normal micrometer and vernier calliper used in shop floor. The calibration exercise makes them to find the standard error involved in the measuring instrument using set of slip gauges.

List of Experiments

1. Various parameter measurements on a product using measuring Instruments and Gauges (Engine Block, Piston).
2. Taper measurement using Sine bar and Sine Centre.
3. Circularity measurement using Electronic and Mechanical comparator
4. Calibration of Measuring Instruments (Vernier Caliper, Micrometer, Dial Gauge and Vernier Height Gauge).
5. Various parameter measurement on a basic specimens using Computerised profile projector
6. Indirect method of measurement using standard balls and rollers
7. V –block angle and width measurement
8. Measurement of bore diameter using Two balls method
9. Gear tooth thickness measurement using Gear tooth Vernier Caliper.

Lab In-charge:- Mr. R. A. Arulraja

The Materials Technology lab has facilities such as sample preparation units, metallurgical microscopes and hardness testers Students prepare metallic specimen by applying the metallurgical sample preparation techniques and study their microstructure under metallurgical microscopes. Students further analyze various features present in the microstructure using Image analyzer software. This helps students to correlate the theory that they studied in the classroom to the real-life materials. Apart from this, the high-temperature furnaces help in developing new microstructures whose mechanical properties are evaluated by the students using hardness testers.

List of Experiments

1. Specimen preparation for metallographic examination
2. Study of metallurgical microscope, different types and their operations
3. Microstructural study of ferrous materials like low, medium and high carbon steels, quenched and tempered steel, Stainless steel, S.G. Iron, Malleable iron, Grey CI, White CI and Cold worked and recrystallised specimens.
4. Microstructural study of non-ferrous materials like Al, Brass, Bronze
5. Microstructural study of steel weldment
6. Study of hardness of heat treated steel.
7. Jominey end quench test.
8. Grain size measurement by comparison with ASTM Charts
9. Wear analysis using Pin-on-Disc machine and Dry Abrasion tester
10. Digital Universal testing machine.

Lab In-charge:- Mr. N. Dinakar

Strength of materials laboratory is well equipped with destructive testing machineries. This lab course is offered in the second year for the students from various departments in the school of mechanical engineering. Students will be able to understand the theoretical concepts of solid mechanics course and enable them to apply it practically in this laboratory. Different types of tests are conducted in this laboratory as per standards (ASTM and IS) to know the various mechanical properties of a material such as young’s modulus, shear modulus, hardness, toughness, deflection, fatigue strength etc.

All the equipments are properly calibrated and tested by the manufacturer in a periodic manner. Final year Student’s project works on testing of various materials like composite materials, ferrous and non ferrous alloys have also been done in this laboratory.

List of Experiments

1. Rockwell hardness test
2. Izod Impact test of metallic materials
3. Three point Bend test
4. Ultimate tensile test of metallic materials
5. Deflection test of beams made of different materials
6. Torsion test of metallic materials
7. Fatigue test of metallic materials
8. Charpy Impact test
9. Brinell hardness test of metallic materials
10. Double shear test of metallic materials
11. Compression test of Bricks, concrete cube and cylinders
12. Tensile test of helical spring (Open and Closed coil springs)

Lab In-charge:- Mrs. P. Aruna Rani