Common Process Equipment Symbols Used in Developing Process Flow Diagrams (PFD) and P&IDs I ~ Learning Instrumentation And Control Engineering Learning Instrumentation And Control Engineering

Common Process Equipment Symbols Used in Developing Process Flow Diagrams (PFD) and P&IDs I

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Having understood the importance of a process flow diagram(PFD) from: What is a Process Flow Diagram (PFD)?: The Basics, here is a comprehensive list of the common symbols of process equipment used in preparing PFDs and P&IDs. I have dealt with some of these symbols listed here before in Common P&ID Symbols Used in Developing Instrumentation Diagrams but here again is a comprehensive list of basic and specialized symbols that you will find useful.

After reading this post, to gain more proficiency in understanding P&IDs, Process equipment symbols and Piping System in Process Plants, please consult the following books for further reading:
Piping and Miscellaneous Symbols:




Valve Symbols:



Centrifugal Pump Symbols:



Positive Displacement Pumps Symbols:



Storage Vessels Symbols:


Centrifugal Compressors Symbols:




Positive Displacement Compressors Symbols: