RADIATION PROTECTION ›› 2018, Vol. 38 ›› Issue (5): 396-401.

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Scenario design for nuclear accident emergency exercise based on PSA

XU Chunsong1, BAI Zhiqiang1, LI Bing2   

  1. 1. Hainan Nuclear Power Corporation, Hainan Changjiang 572700;
    2. Nuclear and Radiation Safety Center, MEPA, Beijing 100088
  • Received:2018-01-26 Online:2018-09-20 Published:2020-07-21

Abstract: Besides the review of relevant operation events/accidents, the nonconformities happened in plant construction, the screening of local natural disasters and external events, and the reference of incident/accidents occurred in other nuclear plants,the events/accidents with high representation and pertinence were preliminarily chosen based on the conclusion of the probabilistic safety analysis (PSA) of the Changjiang nuclear power plant. Based on the studies above, several complete accident sequences were formed. Small accident scenarios were compiled, which could be inserted to the complete accident sequences at any time with no interruption. Examples of scenarios and suggestions were given to improve the rationality and pertinence of the design of accident scenario.

Key words: PSA, nuclear power plant, nuclear accident, emergency exercise, accident scenario

CLC Number: 

  • TL364+.5