Instrumentation - Lab

1. Measurements & Instrumentation Lab
Developmental Plan

2. List of Experiments
Calibration of Thermocouple and Resistance Temperature Detector (RTD) - Temperature
measurement using Thermocouple and Resistance Temperature Detector (RTD).
Calibration of Load Cell –Drag Measurement for Streamlined and Bluff Bodies using Load Cell
Calibration of Obstruction type Flow Meter, e.g., Orifice flow meter for finding Discharge
Coefficient
Dynamic Measurement of Impact Load and its Behaviour Analysis
Calibration of Pressure Gauge
Calibration of Pressure Sensor – Static and Stagnation Pressure Measurement in the Air Flow Field

3. Experimental Plan 1
Calibration of Thermocouple and Resistance Temperature Detector (RTD) - Temperature
measurement using Thermocouple and Resistance Temperature Detector (RTD).
 Aim:
 Calibration of Thermocouple & RTD Sensors for estimating the possible deviation from the
standard device measurement (Thermometer).
 Write a LabVIEW program for temperature measurement using Thermocouple & RTD. Also,
sampling rate variation and Temporal variation with time
 Equipment Required:
 RTD sensor, Oil bath with High Torque Motor with Stirrer, Thermometer, computer with LabVIEW
software
 Equipment Available:
 4 channel NI card

4. Experimental Plan 1 (contd…)
Calibration of Thermocouple and Resistance Temperature Detector (RTD) - Temperature
measurement using Thermocouple and Resistance Temperature Detector (RTD).
 Possibility of In-house Development:
 Design can be provided, but the fabrication through external vendor
 Outcome:
 Learn the procedure of thermocouple calibration and temperature measurement using it.

5. Experimental Plan 2
Calibration of Load Cell –Drag Measurement for Streamlined and Bluff Bodies using Load Cell
 Aim:
 Calibration of load cell for using in the drag measurement of sphere / flat plate in open flow passage
 Equipment Required:
 Blower with rectangular air passage system, solid sphere, flat plate, load cell, electronic unit
 Equipment Available: Nil
 Possibility of In-house Development:
 Design can be provided for the rectangular passage with blower for air passage system
 Outcome:
 Learn the load cell calibration procedure in the fluid flow situation and apply the same for drag force
measurement on the circular cylinder and flat plate

6. Experimental Plan 3
Calibration of Obstruction type Flow Meter, e.g., Orifice flow meter for finding Discharge
Coefficient
 Aim:
 Determine Discharge coefficient of Orifice flow meter
 Equipment Required:
 Readymade setup are available with vendors – possibility tweaking to our requirement has to done.
 Equipment Available
 Nil
 Possibility of In-house Development
 Design Modification can be suggested to the vendors
 Outcome
 Learn about actual Value of air and water flow rate and sources of error.

7. Experimental Plan 4
Dynamic Measurement of Impact Load and its Behaviour Analysis
 Aim:
 Understanding the outcome of impacting load on a static structure through signal capture and
signal analysis with LabVIEW program and NI Data Card
 Equipment Required:
 Simple Static structure, Standardized loads, Computer with LabVIEW Software, NI Data Card
 Equipment Available:
 NI Data Card

8. Experimental Plan 4 (contd….)
Dynamic Measurement of Impact Load and its Behaviour Analysis
 Possibility of In-house Development:
 Yes
 Outcome
 Learn about dynamic measurement and analysis of experimental behaviour arising out load impact
on static structure.

9. Experimental Plan 5
Calibration of Pressure Gauge
 Aim:
 Calibration a Bourdon type pressure gage to establish the calibration curve of Bourdon Gage.
Also determine the gage errors.
 Equipment Required:
 Dead Weight Calibrator, Pressure Gauge, Standardized Weights,
 Equipment Available:
 Nil

10. Experimental Plan 5 (Contd….)
Calibration of Pressure Gauge
Possibility of In-house Development:
 Readymade Setup can be purchased with small modifications for fine-tunning to our
requirements.
 Outcome:
 Learn about pressure gauge calibrations and determine about percentage deviation from the
actual values

11. Experimental Plan 6
Calibration of Pressure Sensor – Static and Stagnation Pressure Measurement in the Air Flow Field
 Aim:
 Understand about differential pressure measuring instruments and determine the deviation of
pressure measurement by pressure sensor by comparing the same measurement with U tube
Manometer.
 Equipment Required
 Pressure Sensor (8 channel – combination of both high and low pressure ranges), U tube
manometer, air flow system, pitot-static tube, electronic circuit for digital conversion and display.
 Equipment Available:
 Nil

12. Experimental Plan 6 (Contd….)
Calibration of Pressure Sensor – Static and Stagnation Pressure Measurement in the Air
Flow Field
 Possibility of In-house Development:
 Complete design can be provided, but the fabrication will be done by outside vendors
 Outcome
 Learn about pressure measurement using pressure sensor, determine the error using
standardized calibration.