Wednesday, June 27, 2012
EI2406 INSTRUMENTATION SYSTEM DESIGN LABORATORY Syllabus - EIE 7th Semester - Anna University
EI2406 INSTRUMENTATION SYSTEM DESIGN LABORATORY L T P C
0 0 3 2
OBJECTIVE
To have adequate knowledge in design of various signal conditioning circuits.
1. Design of Instrumentation amplifier.
2. Design of active filters.
3. Design of regulated power
supply and design of V/I and I/V converters.
4. Design of linearizing circuits and cold – junction compensation circuit for thermocouples.
5. Design of signal conditioning circuit for strain gauge and RTD.
6. Design of orifice plate and rotameter.
7. Control valve sizing.
8. Design of PID controller
(using operational amplifier
and microprocessor)
9. Piping and Instrumentation Diagram – case study.
10. Preparation of documentation of instrumentation project and project scheduling (process
flow sheet, instrument index sheet and instrument specifications sheet, job scheduling, installation procedures and safety regulations).
TOTAL : 45 PERIODS DETAILED SYLLABUS
DESIGN OF INSTRUMENTATION
AMPLIFIER
AIM
To design an instrumentation amplifier based on the three operational
amplifier configuration with a differential gain of 100.
EXERCISE
1. Develop the instrumentation amplifier with differential gain of 100 and draw the input Vs output
characteristics of the three operational amplifier based instrumentation amplifier and make a
comment on the response.
2. Compare the performance
characteristics
of Instrumentation
amplifiers with commercial
Monolithic Instrumentation amplifier.
EQUIPMENT
1. Dual power supply –
1 No
2. Digital
Multimeters – 1 No
3. Resistors – 10 No
4. Operational Amplifiers – 4
No
5. Any commercial
Monolithic Instrumentation amplifier - 2 No
1. DESIGN OF ACTIVE FILTERS
AIM
To
design an active first order / second order Butterworth type Low
– Pass /
High Pass / Band-pass filter with the following specifications.
Low pass filter : Cut – off frequency : 1 KHz
High pass filter : Cut – off frequency : 1 KHz
Band pass filter : Cut off frequency : 1 KHz < fc <
5 KHz
EXERCISE
1. Develop an active Butterworth first order (or) second order low
pass and / or high – pass, band pass filter and determine experimentally the frequency response.
EQUIPMENT
|
1.
|
Dual power supply
|
- 1 No
|
|
2.
|
Operational
amplifiers
|
-
2 Nos
|
|
3.
|
Resistors
|
- 10 Nos
|
|
4.
|
Capacitors
|
-
10 Nos
|
5. Signal generator - 1 No
6. C.R.O - No
3. DESIGN OF REGULATED
POWER
SUPPLY AND DESIGN OF V/I AND I/V CONVERTERS (a) AIM:-
To Design a Regulated Power Supply.
EQUIPMENT
1. Diodes IN4007
2.100 µF, 10 µF
3. IC 7805
4. Potentiometer
5. Ammeter and Voltmeter
EXERCISE
LINE REGULATION
1. Varying the Input Voltage (0 -15)V.
2. Note down the output voltage
LOAD REGULATION
1. Connect a variable Potentiometer across the output of the RPS.
2. Vary the potentiometer
and note down the corresponding output current and voltage.
(b) AIM:-
To design a voltage to current converter and a current to voltage converter and verify the characteristics experimentally.
OBJECTIVES
1. To design a voltage to current converter
(grounded load)
with the following
specification
Input voltage range : (0 – 5) V
Output current range : (4-20)
mA (should be independent of load)
2. To design a current to voltage converter with the following specification
Input current range : (4-20) mA
Output voltage range : (0-5) V
EXERCISE
1. Determine experimentally the characteristics of voltage and current converter an plot
output current versus input voltage and comment on the response.
2. Determine experimentally the characteristics of current to voltage converter and plot
output voltageVs input current and comment on the response.
EQUIPMENT
|
1.
|
Resistors
|
- 10 No
|
|
|
2.
|
Operational
amplifiers
|
-
5 No
|
|
|
3.
|
Transistor
(NPN / PNP)
|
-
2
|
No
|
|
4.
|
Dual
power supply
|
-
1
|
No
|
|
5.
|
Digital Multimeters
|
- 2
|
No
|
|
6.
|
Loop
analyzer
|
- 1
|
No
|
3.
DESIGN OF LINEARIZING CIRCUIT AND COLD-JUNCTION COMPENSATION CIRCUIT
FOR
THERMOCOUPLE
AIM
To design a cold – junction compensation circuit for thermocouple.
OBJECTIVE
To design a automatic reference correction circuit for thermocouple.(A solid – state temperature sensor
or RTD can be used for
the cold function measurement)
EXERCISE
1. Develop the circuit for reference junction compensation.
2. Keep the hot junction temperature at say 4000C.
3. Vary the cold – junction temperature from 30 – 900C and observe the output voltage
for
with and without cold-junction compensation.
4. Plot the output voltage versus cold-junction temperature and comment on the
response.
EQUIPMENT
|
1.
|
Thermocouple
|
- 1 Nos
|
|
2.
|
Operational
amplifier
|
-
3 Nos
|
|
4.
|
AD –
590 or RTD
|
-
1 Nos
|
|
5.
|
Resistors
|
-
10 Nos
|
|
6.
|
Dual
power supply
|
-
1 No
|
|
7.
|
Multimeters
|
- 1
No
|
5. DESIGN OF SIGNAL CONDITIONING CIRCUIT FOR
STRAIN GAUGES AND
RTD
(a)
Aim:
To design Signal
Conditioning Circuit for Strain Gauge. Specification as follows
1. Input Range 0 to 1 Kg
2. Output Voltage 0 to 5 V
3. Device -Bourdon Strain Gauge (350 Ohm)
Equipment
1. Bonded Strain Gauge
2. Loads (100 gm to 1 Kg)
3. Operational
Amplifier
4. RPS
5. Resistors
Exercise:
Develop Signal
Conditioning Circuits for different loads and plot output voltage versus Load. Comment on Linearity
(b) Aim
To design a signal
conditioning circuit to RTD. The specification are as follows
Temperature Range :
300 C – 1000C (Approximately)
Output voltage : 0 – 5 V DC
Sensor : RTD
(Pt 100)
Current through RTD : Not to exceed 10mA
Equipment
1. RTD (Pt 100) - 1 No
2. Resistors - ?
3. Operational amplifiers -
4 Nos
3. Dual
power
supply - 1 No
4. Temperature bath - 1 No
5. Multimeter - 1 No
6. Trim Pot - 3 Nos
Exercise
1. Develop the signal conditioning circuit and plot the output voltage versus temperature and comment on the linearity.
7. DESIGN OF ORIFICE PLATE AND
ROTAMETER Design of
Orifice Plate
Aim:
To Design an Orifice Plate for the given Specification.
Equipment
1. Pump and Reservoir
2. Pipeline with Orifice plate
3. Collecting Tank
Exercise:
1. Convert Electrical Signal to Differential Pressure
2. Determine the interval data
3. Calculate D/d
4. Calculate sizing factor
Design of
Rotameter
Aim:
To Design a Rotameter for given Specification
Equipment
1. Pump and Reservoir
2. Pipeline with Orifice plate
3. Collecting Tank
Exercise
1. Swithch On the Motor
2. Adjust the Rotameter
to
read the required flow
rate.
3. Start the Timer
4, After 5 Min Note the Head in the tank.
5. Drain the tank.
6. Repeat the Procedure and Calculate Cd in each case
8. Control Valve Sizing
Aim:
To design a Control
Valve and Study the flow lift Characteristics
Equipment:
1. Linear Control Valve
2. On/OFF Control Valve
3. Air Regulator
4. Rotameter
5. Pump
Exercise
1. By varying the inlet pressure note down the stem moment value and the flow rate.
2. Draw
the Graph for pressure Vs Flow rate, Stem Moment Vs Flow rate
9. Design of PID Controller
Design of
PID
Controller using Op-Amp
Aim:
1.To the study the response of P,PI,PD ,PID Controllers using Op-Amp
Equipment
1. Signal
Generator
2. IC 741
3. Resistors and Capacitors
4. CRO
5. Bread Board
Exercise
1. Design a Analog PID
Controller for various values of Kp, Ki, Kd
2. Apply the error Signal from signal Generator
(Square, Sine)
3. Note down the response from the CRO.
Design of
PID
Controller using Microprocessor
Aim:
To the study the response of P, PI, PD ,PID Controllers using Microprocessor.
Equipment
1. Signal Generator
2. Microprocessor based kit with ADC and DAC
Section
3. CRO
Exercise:
1. Enter
the PID Algorithm
in
Microprocessor
2. Give the Error Signal to ADC
Section of Microprocessor Kit.
3. Execute the Microprocessor
Program
4. Note down the output response of PID
Controller
in
the DAC
Section
Microprocessor Kit
By Vinoth
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