COURSE OBJECTIVES

The purpose of this course is to introduce fundamental concepts, principles, procedures, and computations used by engineers to analyze, select, specify, design, and maintain modern instrumentation.

COURSE LEARNING OUTCOMES (CLO)

CLO-1: Understand the construction, working and applications of various sensors.  (C2)
CLO-2: Analyze the sensor data while carrying out various operations in mechanical engineering systems. (C4)
CLO-3: Develop sensor-based solution for the open-ended complex engineering problems. (C3)

COURSE CONTENTS

  1. Basic Concepts of Measurement Methods – Four Lectures
  • General measurement systems
  • Experimental test plan
  • Standards, calibration and testing

2. Characteristics of Signals – Four Lectures

  • Input/output signal system
  • Signal analysis
  • Fourier transform and the frequency spectrum

3. Measurement System Behavior – Four Lectures

  • General model for a measurement system
  • Transfer functions and phase linearity
  • Coupled system

4. Sampling, Digital Devices, and Data Acquisition – Four Lectures

  • Sampling concept
  • Data-acquisition systems and components
  • Analog and digital input-output communication

5. Temperature Measurements – Four Lectures

  • Standards and definitions
  • Thermometry based on thermal expansion
  • Electrical resistance thermometry
  • Thermoelectric temperature measurement
  • Physical errors in temperature measurement

6. Pressure and Velocity Measurements – Four Lectures

  • Pressure reference instruments
  • Pressure transducers
  • Pressure measurements in moving fluids
  • Fluid velocity measuring systems

7. Flow Measurements – Four Lectures

  • Volume flow rate through velocity determination
  • Pressure differential meters
  • Insertion volume flow meters
  • Mass flow meters

8. Strain Measurement – Four Lectures

  • Resistance strain gauges and its electric circuits
  • Apparent strain and temperature compensation
  • Optical strain measuring methods