Flow Rate and Pressure Control
Flow Rate and Pressure Control
Objectives of the Equipment
The equipment should be able to demonstrate the followings:
Proportional, Integral and Derivative control
Measuring instruments of pressure and flow rate
Response and characteristics of process
Tuning techniques of controllers
Controlling flow-rate and pressure of gases and of liquids
Split-range control
Specifications/Provisions (or equivalent)
The unit must be equipped with (or corresponding part):
Framework: Stainless steel or anodized aluminum with enough thickness to withstand the load of equipment and/or different components of equipment
Storage tank with capacity of 40 l (Minimum)
Centrifugal pump (Made up of corrosion-resistant material)
Q = 0.5 m3 /h (Minimum)
Head of 20 m (Minimum)
Compressor (along with female valves of 1» 4”) for the requirement of compressed air (1 Nm3 /h @ 6 bar, for instruments, and 50 Nm3 /h @ 6 bar, when air is used as process fluid)
Tap water valve with 1/2” hose connector
Transparent flow meter
Flow measuring device
Calibrated diaphragm
Electronic magnetic induction flow transmitter
with 4 to 20 mA output signal
Electronic variable area flow transmitter-indicator with range of 20 to 2000 l/h and 4 to 20 mA output
Electronic differential-pressure transmitters of with 4 to 20 mA output signal
Pneumatic control valves for pressure control in splitrange and flow rate control
Electro-pneumatic converters, 4 to 20 mA / 0.2 to 1 bar
Electronic pressure transmitter of with range of 0 to 6 bar and 4 to 20 mA output signal
PID controller
Piping and valves
Safety control
Automated unit along with software for computerized control of the equipment
Computer
UPS with enough backup for shutting down the unit/equipment in case of power failure
List of spares (for 1 year)
The unit must be supplied with all mandatory accessories for smooth operation, gases along with cylinders, installation & after-sale maintenance services, calibration kits (if any) and practices manuals.