Process simulation is mathematical model to represent unit operations in process and chemical industry. It can also said as performing the mathematical...
Category - Process Design
Like any other equipment or unit operations in the process or chemical industry, control valve has its own limitations. There are various factors that make...
When troubleshooting control valve, generally process engineers should use following steps
Get the control loop function test performed and get the logic...
Control valves and their opening for fluid to pass through, is operated via actuators. This post is a detailed description of different parts of a control...
Following are critical parts of globe type control valve and their information
A. Plug stem
Plug stem is the potion of valve which connects the actuator steam...
When sizing the control valve, caution needs to be taken for covering all possible scenarios and sometimes need to ensure some of the non-idealities like...
Information required for sizing control valve is as follows
Inlet pressure all possible cases
Outlet pressure (or pressure drop) all possible cases
Inlet...
Control valve sizing is relatively easy. The available information plays important role and that is why control valve sizing is done differently for different...
Not all type of valves can be used as control valves. Following is the guide for use of different type of valves as control valves based on application as well...
Choke valves are typically used at wellhead and larger pressure drop services. Choke valve can be manual, flow control or pressure control. It takes signal...
Level control valves are used to maintain liquid levels for different process equipment such as - Vessels, distillation column bottom section, distillation...
Pressure regulator valves are essentially pressure control valves but its pressure sensing/measurement is integral part of the control valve and it regulates...