ME8501 – NOTES & QP
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| SEMESTER QP | CLICK HERE |
ME8501 – SYLLABUS
UNIT I BASICS OF METROLOGY
Introduction to Metrology — Need — Elements — Work piece, Instruments — Persons — Environment — their effect on Precision and Accuracy — Errors — Errors in Measurements — Types — Control — Types of standards.
UNIT II LINEAR AND ANGULAR MEASUREMENTS
Linear Measuring Instruments — Evolution — Types — Classification — Limit gauges — gauge design — terminology — procedure — concepts of interchange ability and selective assembly — Angular measuring instruments — Types — Bevel protractor clinometers angle gauges, spirit levels sine bar — Angle alignment telescope — Autocollimator — Applications.
UNIT III ADVANCES IN METROLOGY
Basic concept of lasers Advantages of lasers — laser Interferometers — types — DC and AC Lasers
interferometer — Applications — Straightness — Alignment. Basic concept of CMM — Types of CMM
— Constructional features — Probes — Accessories — Software — Applications — Basic concepts of Machine Vision System — Element — Applications.
UNIT IV FORM MEASUREMENT
Principles and Methods of straightness — Flatness measurement — Thread measurement, gear
measurement, surface finish measurement, Roundness measurement — Applications.
UNIT V MEASUREMENT OF POWER, FLOW AND TEMPERATURE
Force, torque, power — mechanical , Pneumatic, Hydraulic and Electrical type. Flow measurement:
Venturimeter, Orifice meter, rotameter, pitot tube — Temperature: bimetallic strip, thermocouples, electrical resistance thermometer — Reliability and Calibration — Readability and Reliability.