Perspectives: Energy Saver

Assess Heat Exchanger Performance

A proper evaluation can determine whether a shutdown is needed

By Riyaz Papar, Energy Columnist
May 20, 2016

On several occasions during plant energy assessments, people have asked me to calculate the efficiency of a particular heat exchanger. But what does that really mean? For us mechanical and chemical engineers, despite everything we studied in school, we never discussed the energy efficiency of a heat exchanger. How could we have missed something that simple?

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