The BFPT of the 1 000 MW unit is an important auxiliary device in a power plant,whose normal operation is guaranteed by the safety system.Its reliability analysis and optimization can make the operation of the BFPT more secure and stable.%1000 MW机组锅炉给水泵汽轮机(简称小机)作为电厂中的重要辅机设备,安全保护系统是保证小机正常运行的基础,通过对其进行可靠性分析和系统优化,提升了小机安全﹑稳定运行的能力。
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