Category Archives: Drawings and Diagrams

Info on engineering diagrams: PFDs, P&IDs, others.

Intergraph SmartPlant P&ID User Tips and Tricks for Speed

Intergraph’s SmartPlant P&ID (SPPID), is part of their data-base driven SmartPlant package. It uses a drafting interface, like AutoCAD, but with some big differences. SPPID is both much more powerful than AutoCAD, and much less suited to quickly creating drawings. … Continue reading

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Posted in Database-Driven Design, Drawings and Diagrams | Tagged , , , , , , , , , , | 3 Comments

Process Flow Diagram Checklist

This short checklist will help you when drawings a Process Flow Diagram and the associated heat and material balance (aka stream table). This is a sister article to my Process and Instrumentation Diagram Checklist. Items to check: Page number Revision … Continue reading

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How to Create an Electrical Area Classification Diagrams

Creating an Electrical Area Classification Diagram involves the following basic steps, done by electrical and mechanical/process/chemical engineers: Find all systems in the plant using flammable materials like hydrogen, natural gas, propane, butane, gas condensates, ammonia, flammable dusts, etc. Along the … Continue reading

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Introduction to Aspen Basic Engineering (Zyqad) and Database-Driven Design

Trouble with Aspen Basic Engineering,  formerly known as Aspen Zyqad? This post will help the new user get acquainted with the program. What is Aspen Basic Engineering/Zyqad? What is Database Driven Design? Aspen Basic Engineering is one of those database-driven … Continue reading

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Posted in Database-Driven Design, Drawings and Diagrams, Excel, Simulation & Thermodynamics | Tagged , , , , , , , , , , | 1 Comment

Sparklines: Tiny Graphs to Show Lots of Data

Sparklines are a great little idea. We all know that a good picture is worth a thousand words. Similarly, sometimes there’s no substitute for a graph of some data. Sparklines are an attempt to get the power of graphs into … Continue reading

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Posted in Drawings and Diagrams, Excel | Tagged , , , | 1 Comment