화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2011년 봄 (04/27 ~ 04/29, 창원컨벤션센터)
권호 17권 1호, p.143
발표분야 공정시스템
제목 Improvement ofEnergy Efficiency in NGL Recovery Process Using Double Prefractionator Arrangement and Double Dividing Wall Column
초록 The depropanizing, debutanizing and deisobutanizing fractionation steps of processing natural gas liquids were improved through studying complex distillation arrangements, including the double prefractionator arrangement (DPA), the double dividing wall column arrangement (DDWC) and the Agrawal arrangement. The DPA and DDWC arrangements were obtained from an initial conventional column sequence and both offer benefits by decreasing reboiler and condenser power consumption. Reducing the number of columns and their diameters in the DDWC arrangement can potentially reduce construction costs. Inter-reboiling of the bottom section of the 2nd DWC improved the performance of the DDWC.
저자 롱벤덱, 김안나, Suraya Hanim Abu Bakar, 이문용
소속 영남대
키워드 Thermally coupled distillation; Dividing Wall Column; Double dividing wall column; Double Prefractionator Arrangement; Natural Gas Recovery
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