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Chemical Engineering

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Wayne State University

Sustainability

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Full-Text Articles in Engineering

Maximum Recovery Of Mechanical Energy Through Work Integration: A Work Exchange Network Synthesis Approach, Aida Amini Rankouhi Jan 2018

Maximum Recovery Of Mechanical Energy Through Work Integration: A Work Exchange Network Synthesis Approach, Aida Amini Rankouhi

Wayne State University Dissertations

Sustainable development has become a key concern in industries, largely due to natural resource depletion, global competition, and environmental pressure. Despite the efforts for sustainability improvement, still over a half of energy consumption is wasted in manufacturing sectors, where the chemical industry is responsible for an energy efficiency lower than it should be. Many attempts have been made to recover the thermal energy using heat integration techniques. Although process work is more expensive than process heat, no efficient solution has been studied to recover mechanical energy yet. In chemical plants, many process streams need to be pressurized or depressurized in …


Model Based Process Analysis And Tool Development For Sustainable Electroplating Operations, Navdeep Bhadbhade Jan 2015

Model Based Process Analysis And Tool Development For Sustainable Electroplating Operations, Navdeep Bhadbhade

Wayne State University Theses

The electroplating industry has faced tremendous challenges in maintaining its economic competitiveness as well as improving its environmental performance in the global economy. In electroplating systems, waste generation from manufacturing lines has been always a serious concern, as waste emitted in different forms contains various hazardous and toxic chemicals. It is recognized that much of the generated waste is avoidable, and reduction of such avoidable waste could significantly reduce the consumption of chemicals, energy, and water. Proactive source reduction can improve not only environmental quality, but also economic performance. This type of source reduction, which could be called Proactive Pollution …