화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2005년 가을 (10/21 ~ 10/22, 인하대학교)
권호 11권 2호, p.2159
발표분야 에너지/환경
제목 Conceptual design of the intermediate heat exchanger for the helium gas cooled reactor
초록 In this study, we developed the thermal sizing code for segmentally baffled helium to helium heat exchanger which is a counter current shell and tube type unit with a vertical orientation. And using the code, preliminary design of optimized the heat exchanger was done through parametric sensitivity study.
This paper describes the mechanical features of the heat exchanger and summarizes the design procedures of it. The results of thermal sizing for the intermediate heat exchanger of a very high temperature gas cooled reactor are also presented.The major requirements in the conceptual designing process are the pressure drop, the flow velocity, and the exit flow temperature in the shell and the tube sides.
From the parametric analysis, it is found that the baffle spacing has noticeable effects on the thermal-hydraulic characteristics and the overall size of heat exchanger. In current design condition, the case of twelve baffles is the most reasonable design to meet requirements above mentioned.
저자 위명환1, 박원석1, 김진환2
소속 1한국원자력(연), 2전남대
키워드 concepual design; IHX; gas cooled reactor; baffle
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