December 2012

Special Report: Plant Design and Engineering

Intelligent indexing is key to 3D CAD plant modeling

Indexing is a key activity in CAD modeling. Arbitrary indexing of the models invariably leads to problems, as discussed in this article.

Saha, S., Reliance Refinery; Nair A., Reliance Ports and Terminals Ltd., Reliance Refinery

Modeling a plant in a three-dimensional (3D) computer-aided design (CAD) environment and digitizing of the existing setup are becoming trends due to the immense benefits these features provide to owners and plant operators. They not only bring visualization, but they also provide ample opportunities to all contributors to the project to take preventive actions through model reviews and data analysis. Indexing is a key activity in CAD modeling. Arbitrary indexing of the models invariably leads to problems, as discussed in this article. Introduction CAD supports the entire workflow of all functional groups. Historically, it has benefited the engineering and construction contractor. The be

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