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Development of an alarm analysis system based on multi-level flow models for nuclear power plant
Author(s): 
Pages: 66-74
Year: Issue:  1
Journal: CHINESE JOURNAL OF NUCLEAR SCIENCE AND ENGINEERING

Keyword:  多层流模型警报分析符号学分析方法核电站故障诊断;
Abstract: 开发了基于多层流模型(MFM)的核电站警报分析系统.系统通过在复杂的故障状态下自动识别主要根本原因,能够减轻运行人员的工作负荷.另外,由于多层流模型提供了一组蕴涵因果关系的图形符号,操作维护人员可以通过符号分析来验证诊断结果,从而可以提高警报分析过程的可理解性以及维护工作的可靠性.取自RELAP5/MOD2的19组数据用于评价系统性能.仿真实验结果显示了该系统在停堆前具有较好的及时检测和诊断故障的能力.
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