Series

How to Interpret Piping and Instrumentation Diagrams

With a bit of smoke, a few mirrors and a degree in hieroglyphics, anyone can learn to read a P&ID. Piping and Instrumentation Diagrams is a topic that can benefit process, project and design engineers, business developers, operators, safety, maintenance and even management.

August 24th, 2010

Interpreting Piping and Instrumentation Diagrams [Part 1 of 5]

By Robert Cook | Comments (19)
symbols
This entry is part 1 of 5 in the series How to Interpret Piping and Instrumentation Diagrams

With a Bit of Smoke, a Few Mirrors and a Degree in Hieroglyphics,
Anyone Can Learn to Read a P&ID. This is Part 1 of a five-part series.
Part 1 – Introduction
Engineers love to draw. Not necessarily in an artistic sense of the word, although beauty is, as they say, in […]

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September 22nd, 2010

Interpreting Piping and Instrumentation Diagrams-Symbology [Part 3 of 5]

By Robert Cook | Comments (27)
P3F1
This entry is part 2 of 5 in the series How to Interpret Piping and Instrumentation Diagrams

Get a thorough explanation of symbology as it relates to Piping and Instrumentation-controls symbology, tag identification, I/O devices, valve symbol, primary flow element, horizontal line types, dashes, and more.

As I mentioned in Part 2, the meanings of the various symbols used on P&IDs (aka, symbology) are defined on separate drawings called “Lead Sheets” (or Legend Sheets). These are your “secret decoder rings” to P&ID symbology interpretation. Every company that builds process plants should have a set of lead sheets customized to their particular ways and means.

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September 1st, 2010

Interpreting Piping and Instrumentation Diagrams [Part 2 of 5]

By Robert Cook | Comments (11)
P2F1
This entry is part 3 of 5 in the series How to Interpret Piping and Instrumentation Diagrams

With a Bit of Smoke, a Few Mirrors and a Degree in Hieroglyphics,
Anyone Can Learn to Read a P&ID.

Part 2 – The Fundamentals
In Part 1 of this series, I talked about why a solid understanding of P&ID interpretation is important to virtually every discipline involved in a process plant – […]

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October 27th, 2010

Codes, Tags and Labels—Interpreting Piping and Instrumentation Diagrams [Part 4 of 5]

By Robert Cook | Comments (18)
P4F1
This entry is part 4 of 5 in the series How to Interpret Piping and Instrumentation Diagrams

P&IDs may be viewed as a database of equipment, devices, lines and various sundry items that make up a process plant. Like a properly designed database, the tagging method employed on P&IDs needs to be robust and extensible. This Part 4 reviews key considerations and presents techniques that can be applied.

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January 27th, 2011

Interpreting Piping and Instrumentation Diagrams [Part 5 of 5]

By Robert Cook | Comments (6)
P5F3
This entry is part 5 of 5 in the series How to Interpret Piping and Instrumentation Diagrams

Learning to read and interpret piping and instrumentation diagrams via dry text-based articles (unlike those produced by yours truly) can be painful. To make this critical topic a bit more engaging, a series of videos intended to complement the series provided here are offered. They review the fundamentals of virtually every aspect of symbology and tag application.

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