CSVTU B.E. IV Semester Mechanical Engineering MECHANICAL MEASUREMENTS & METROLOGY Syllabus

CHHATTISGARH SWAMI VIVEKANAND TECHNICAL UNIVERSITY, BHILAI (CG)

Semester : B.E. IV Semester Branch : Mechanical Engineering

Sub : MECHANICAL MEASUREMENTS & METROLOGY

UNIT – I

Generalized Measurement System

Introduction – Introduction to measurement and measuring instruments, Generalized measuring

system and functional elements, units of measurement, static and dynamic performance

characteristics of measurement devices, calibration, concept of error, sources of error, statistical

analysis of errors sensors and Transducers – Types of sensors, type of transducers and their

characteristics.

UNIT – II

Measurement

Measurement of displacement and angular velocity. Measurement of pressure: Gravitational

direct acting, elastic and indirect type pressure transducers. Measurement of very low pressure –

Mcleod gauge and Pirani gauge.

Measurement of Strain

Type of strain gauges and their working, strain gauge circuits, Mcleod guage, Pirani guage,

temperature compensation. Strain rosettes. Measurement of force and torque. Measurement of

temperature by thermometers, bimetallic, thermocouples, thermistors and pyrometers-total

radiation and optical pyrometry.

UNIT- III

Measurement of flow

Obstruction meters, variable head meters, hot wire and magnetic meters, ultrasonic flow meters.

Vibration and noise measurement : Seismic instruments, vibration pick ups and decibel meters.

Data acquisition system

Introduction to data acquisition systems, single and multi channel systems, microprocessors and

PC based data acquisition systems. Input – output devices signal transmission and Processing.

Devices and systems.

UNIT- IV

Metrology

Standards of measurement. Linear and angular measurement devices and systems limit gauges,

gauge blocks. Measurement of geometric forms like straightness, flatness, roundness and

circularity, principles and application of optical projectors, tool makers, microscope,

autocollimators etc.

UNIT- V

Metrology

Principle and use of interferometry. Comparators, Measurement of screw threads and gears.

Surface texture measurement.

TEXT BOOKS

1. Mechanical Measurements and Control – D.S. Kumar – S.K. Kataria & Sons

2. Mechanical Measurements – G. Beckwith Thomas G. – Pearson Education

REFERENCES BOOKS

1. Measurement Systems, Application Design – E.O. Deoblein – McGraw Hill

2. Engineering Metrology – K.J. Hume – MacDonald and Company

3. Engineering Metrology – I.C. Gupta – Dhanpat Rai & Sons

4. Mechanical & Industrial Measurements – R.K. Jain – Khanna Publishers

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