- types of actuators
- pneumatic actuators
- electric actuators
- hydraulic actuators
- Lecture 5;pneumatic positioner
pneumatic,electric,hydraulic actuators and their working principle;applications and differences of all three types;The purpose of a control valve actuator is to provide the motive force to operate a valve mechanism.
Both sliding-stem and rotary control valves enjoy the same selection of actuators: pneumatic,
hydraulic, electric motor, and hand (manual).Pneumatic actuators use air pressure pushing against either a flexible diaphragm or a piston to move
a valve mechanism.
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About the instructors
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Mohammed Arfaq Ahmed
Instrumentation & Control and Automation Specialist
Mr. Ahmed served in Saudi Arabia as Engineering and Design Consultant for Saudi ARAMCO for 15 years. He was leading FEED, Detailed Engineering, construction and commissioning in Oil & Gas facilities. Involved in Khuff Gas project for oil/gas wells, water injection facilities, Pipe Manifolds, Gas plant facilities for Instrumentation & Control and Automation design
Mr. Ahmed successfully trained more than 200 students of different nationalities in Instrumentation & Control and Automation.
Very very short course. not enough.
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