ED4075 Mechanical Measurements and Analysis Syllabus:

ED4075 Mechanical Measurements and Analysis Syllabus – Anna University PG Syllabus Regulation 2021

COURSE OBJECTIVES:

1. The student will understand the principle of force and strain measurement.
2. The student will understand the vibration measurement and their applications.
3. To impart knowledge on the principle behind acoustics and wind flow measurements.
4. To familiarize with the distress measurements
5. To realize the non destructive testing principle and application

UNIT– I FORCES AND STRAIN MEASUREMENT

Strain gauge, principle, types, performance and uses. Photo elasticity–Principle and applications – Moire Fringe-Hydraulic jacks and pressure gauges–Electronic load cells–Proving Rings– Calibration of Testing Machines.

UNIT– II VIBRATION MEASUREMENTS

Characteristics of Structural Vibrations–Linear Variable Differential Transformer(LVDT)– Transducers for velocity and acceleration measurements. Vibration meter– Seismographs – Vibration Analyzer – Display and recording of signals – Cathode Ray Oscilloscope – XY Plotter – Chart Plotters–Digital data Acquisition systems.

UNIT–III ACOUSTICS AND WIND FLOW MEASUREMENTS

Principles of Pressure and flow measurements–pressure transducers–sound level meter– venturimeter and flow meters–wind tunnel and its use in structural analysis–structural modeling – direct and indirect model analysis

UNIT– IV DISTRESS MEASUREMENTS

Diagnosis of distress in structures–crack observation and measurements–corrosion of reinforcement in concrete – Half-cell, construction and use – damage assessment – controlled blasting for demolition.

UNIT– V NON DESTRUCTIVE TESTING METHODS

Load testing on structures, buildings ,bridges and towers–Rebound Hammer –acoustice mission –ultrasonic testing principles and application–Holography–use of laser for structural testing– Brittle coating

COURSEOUTCOMES:

Upon completion of this course the students will be able to:
CO1 Measure physical quantities such as forces and strains.
CO2 Apply different vibration measurements techniques.
CO3 Measure physical quantities such as pressure and flow.
CO4 Apply techniques involved in crack measurement.
CO5 Select the appropriate nondestructive testing methods for various engineering applications.

REFERENCES:

1. Bray DonE and Stanley, R.K., “Non-destructive Evaluation”, McGraw Hill Publishing Company, N.Y.1989
2. Garas,F.K.,Clarke,J. Land Armer GST, “Structural assessment”, Butterworths,London,1987
3. James W. Dally and William Franklin Riley, “Experimental Stress Analysis”, McGraw Hill ,3rd Edition,1991
4. Sadhu Singh, Experimental Stress Analysis, Khanna Publishers, New Delhi,2009.
5. SrinathLS, Raghavan Mr, Lingaiah K, Gargesha G, Pant Band Ramachandra, K, “Experimental Stress Analysis”,TataMcGrawHillCompany,NewDelhi,1984
6. Sirohi,R.S.andRadhakrishna,H.C,”MechanicalMeasurements”,NewAgeInternational (P) Ltd,3rdEdition1997