VFDs: an Overview

by Guest Blogger Jeremy Ruppert (photo courtesy of ABB/Google) There are many ways to make a system more efficient, but this post will address ways a variable frequency drive can improve a customer’s pump performance, lower costs, and extend the life of the equipment. Though initially not the cheapest option, a VFD can save the end-user…

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Design-Build in the Control System Environment

Design-build is a project delivery system that can shorten project schedules by up to 30%. It is a comprehensive process that includes planning, design, and construction needed to execute a particular project. In the traditional usage, it may incorporate architecture, engineering, and contracting disciplines. In the industrial automation and controls environment (our world), design-build is more narrowly described…

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Legacy Control System Migration Part II

legacy-II-600 In Part I of our series, we discussed the definition of legacy controls migration and the reasons it has become a critical issue in many plants. This segment will address other issues related to implementing such a migration strategy. Developing a Migration Plan: Complete vs. Partial Although an immediate full migration would be the most effective remedy…

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