화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2013년 봄 (04/24 ~ 04/26, 광주 김대중컨벤션센터)
권호 19권 1호, p.505
발표분야 에너지
제목 황산-HIx 계 HIx농축장치를 적용한 SI공정 모사
초록 The preliminary flowsheet of Sulfur iodine (SI) cycle with an osmotic concentration of HIx solution has been developed. The flowsheet of the SI cycle employs key components as follows: a precipitator to recover excess iodine dissolved in the hydriodic acid solution, a H2O semi-permeable membrane cell to break through the azeotrope of the HI/I2/H2O ternary solution, a multi-stage HI distillation column to generate highly concentrated hydriodic acid vapor as a top product of the column, a membrane reactor to decompose hydrogen iodide. Effects of an operation parameter of HI distillation ratio in the distillation column on thermal efficiency were investigated based on heat/mass balance. As the HI distillation ratio in the HI distillation column increased, the mole flow rate in the HI decomposition section decreased and the thermal efficiency increased. The thermal efficiency of the proposed SI process has also been evaluated and predicted as 39.4%.
저자 조원철, 강경수, 박주식, 배기광, 정성욱, 김창희
소속 한국에너지기술(연)
키워드 원자력수소; HI; 황산; 분리막
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