Research on Periodical T2 Test for Reactor Protection System
-
摘要: 核电厂安全级分布式控制系统(DCS)的T2试验对于保证其逻辑功能的可靠性有重要作用。基于安全级DCS定期试验、定期试验相关法规、标准,对各安全级DCS平台T2试验的方案及特性进行了论述,分析了其优缺点。提出T2试验设计中需要综合考虑的因素,给出T2试验的建议方案及改进建议。Abstract: T2 test of the safety DCS of the nuclear power plant is important for the reliability of logic function. Based on safety-related regulations and standards, this paper introduces different safety DCS platforms, and analyzes their advantages and disadvantages respectively. Finally, the factors that should be considered in the design of T2 test are proposed. A proposal of T2 test on a regular basis and suggestions for its improvement is given.
-
Key words:
- Safety DCS /
- T2 test /
- Overlap /
- Bypass /
- Test period /
- Automation level
计量
- 文章访问数: 1194
- HTML全文浏览量: 98
- PDF下载量: 229
- 被引次数: 0