可再生能源
拉丁超立方体抽样
工艺工程
生命周期评估
计算机科学
随机优化
环境科学
可靠性工程
数学优化
工程类
蒙特卡罗方法
统计
电气工程
宏观经济学
经济
数学
生产(经济)
作者
Qipeng Wang,Xiao Han,Liang Zhao,Zhencheng Ye
出处
期刊:ACS Sustainable Chemistry & Engineering
[American Chemical Society]
日期:2022-10-05
卷期号:10 (41): 13887-13900
被引量:11
标识
DOI:10.1021/acssuschemeng.2c05004
摘要
Utility systems provide heat and power to drive manufacturing processes, and they emit large amounts of carbon dioxide. Introducing renewable energy into the traditional industrial utility system can help to reduce carbon emissions significantly. This paper proposed a sustainable retrofit framework for utility systems based on life cycle assessment (LCA) and two-stage stochastic programming (TSSP). A superstructure model of the sustainable utility system was presented first by integrating wind and solar energy with fossil energy. Then, the first-principles models of the wind turbine, solar heat collector, and thermal storage tank were developed to retrofit the utility system under wind speed and solar radiation uncertainty. LCA was used to calculate the global warming potential (GWP) of the utility system, and then the multiobjective environmental and economic optimization model was formulated. The Latin hypercube sampling and k-medoids clustering methods were employed to handle wind speed and solar radiation uncertainty in the TSSP framework. Finally, a case study of an industrial utility system was applied to demonstrate the effectiveness of the proposed method. The optimization results show that the TSSP method can reduce by 4.7% the total annual cost and lower by 3.9% the GWP in comparison to the deterministic optimization of a traditional utility system that does not integrate any renewable energy.
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