Pressure Relief Valve – Working Principle
Pressure Relief Valve Working PrinciplePressure relief Valve is one of the most important type of safety valve.This type of valves sets a limit on the...
Basics of Differential Flow Meter
How Differential Flow Meter Works? The differential flow meter is the most common device for measuring fluid flow through pipes. Flow rate and pressure differential...
Equipment Used in Calibration – Process Calibrators
Process Calibrators Process Calibrators are used by technicians to measure and calibrate sensors and transmitters. Using an RTD (Resistance Temperature Detector) as an example the...
Control Valve Working Animation
How Control Valve Works – Animation Any Valve can be turn in to a Control Valve simply by adding an Actuator. Valve actuates in response...
Basic Working Principle of Vortex Flowmeter
Working Principle Of Vortex Flow-meter What is Karman Street ? A fluid flows past an object in the flow,alternating Karman Vortices are shed on the downstream side....
Basics of Pressure Transmitter
What is a Pressure Transmitter ? A pressure transmitter is a transducer that converts pressure into an electrical signal. It outputs both analog and digital...
Electrical Protective Device – Types of Protective Device
Electrical Protective Device A device used to protect equipment,machinery,components and devices,in electrical and electronic circuit,against short circuit,over current and earth fault,is called as protective devices....
Basics of PID controller (Proportional – Integral – Derivative)
PID (Proportional – Integral – Derivative ) Controller Proportional The proportional term makes the current error signal multiplied with a gain (Kp).The result will be...
Override Control
Override It is sometimes necessary to limit a variable in order to maintain safe operation or protect process equipment. If this variable is a function...
Feedforward Control System
Feedforward A Feedforward control system measures a disturbance in variable, predicts its effect on the process and applies corrective action. Given an exact model of...