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Generic safety issue number 191 (GSI-191) - status and research activities LAHTI Erik A.1 and ZHANG Jinsuo1
1. Department of Mechanical and Aerospace Engineering, The Ohio State University, 201 W. 19th Ave., Columbus, Ohio 43210, USA (lahti.3@buckeyemail.osu.edu and zhang.3558@osu.edu)
Abstract: The present article reviews Generic Safety Issue Number 191, “Assessment of Debris Accumulation on Pressurized Water Reactor Sump Performance.” A short history of the events leading up to its issuance is discussed so the importance of the issue can be stressed. Research conducted for the U.S. Nuclear Regulatory Commission (NRC) on the issue is presented. Based on the currently available data from the NRC’s research, it is recommended that additional tests be run, so that a risk-informed solution to this complicated problem may be found in a timely manner.
Keywords:generic Ssafety issue 191;materials;corrosion; LOCA;containment sump |
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