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원자력 증기발생기 Primary Head 내면의 전해연마 특성
박광수(K.S. PARK),김우성(W.S. KIM),한원진(W.J. HAN) 대한기계학회 2002 대한기계학회 춘추학술대회 Vol.2002 No.11
Nuclear Steam Generator is equipment that the primary coolant with radioactivity is circulated. When the equipment is maintained or repaired, there is some problem of worker radiation exposure because of radioactivity accumulation. EPRI showed that the result of electropolishing of primary head & divider plate very reduces the degree of radioactivity accumulation on surfaces. In this study, the characteristics of electropolishing for the Steam Generator primary head are evaluated. Based on these results, the parameter of electropolishing is established.