【摘要】 某电厂660MW超临界机组2号机组B给水泵汽轮机自投入运行一段时间后多次发生突发性异常振动。经过对该给水泵汽轮机进行变油温试验以及全程振动测试分析,提出了振动处理方案并在大修中实施。经处理后该给水泵汽轮机振动故障消除,可靠性得到了提高。更多还原

【Abstract】 Sudden abnormal vibrations have occurred for many times in auxiliary engine B of the No.2600MW ultra-supercritical unit in a power plant since its operation for a period of time.Through variable oil temperature test,diagnostic analysis and vibration measurement of the feed pump turbine,a vibration treatment scheme is provided and implemented during overhaul,after which the vibration faults are finally eliminated,while the reliability of the feed pump turbine is improved.更多还原