화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2014년 가을 (10/22 ~ 10/24, 대전 DCC)
권호 20권 2호, p.1323
발표분야 공정시스템
제목 Study on the provision of low temperature cooling in gas processing
초록 When designing a cooling process for low temperature (about -30℃ or less), multi-stage refrigeration cycle is usually used. Increasing energy efficiency for the multi-stage refrigeration cycle can be made by introducing additional equipment, for example, vessel, heat exchanger, etc. Another design option to be considered is to introduce mixed refrigerants for the provision of low temperature cooling. In this study, we compared different configurations of refrigeration cycles by using a UniSim® to minimize the amount of energy requirement. Optimization was performed by the genetic algorithm (GA) provided in MATLAB® after linking MATLAB® and UniSim®. Case study presents techno-economic analysis of refrigeration cycles considered in this study and illustrates how different configuration of refrigeration cycle influences energy efficiency and economics.  
Acknowledgement:
This work was supported by the Technology Innovation (10042424, Floating Production Platform Topside Systems and Equipment Development) funded By the Ministry of Trade, industry & Energy (MI, Korea)
저자 오진식, 김진국
소속 한양대
키워드 Refrigeration cycle; Optimization
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