There is significant potential for recovering some of the wasted heat in the CPI. Key requirements, benefits and drawbacks for numerous techniques are reviewed
C.C.S. Reddy and S.V. Naidu, Andhra University; G.P. Rangaiah, National University of Singapore
Waste heat recovery (WHR) is essential for increasing energy efficiency in the chemical process industries (CPI). Presently, there are many WHR methods and technologies at various stages of implementation in petroleum refineries, petrochemical, chemical and other industry sectors. Increasing energy costs and environmental concerns provide strong motivation for implementing more and newer methods and technologies for WHR. The main objective of this article is to provide a review of promising methods and technologies for WHR (up to 400C) as a ready resource that can be used for better understanding and preliminary selection of suitable WHR techniques.
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