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张学延, 张卫军, 何国安, 等. 在运旋转机械转子裂纹故障诊断方法及其现场应用[J]. 热力发电, 2025,(12):125-133.
张学延, 张卫军, 何国安, et al. Diagnosis method for crack faults in rotating machinery rotors in operation and its field application[J]. Thermal Power Generation, 2025, (12): 125-133.
张学延, 张卫军, 何国安, 等. 在运旋转机械转子裂纹故障诊断方法及其现场应用[J]. 热力发电, 2025,(12):125-133. DOI: 10.19666/j.rlfd.202502027.
张学延, 张卫军, 何国安, et al. Diagnosis method for crack faults in rotating machinery rotors in operation and its field application[J]. Thermal Power Generation, 2025, (12): 125-133. DOI: 10.19666/j.rlfd.202502027.
火电机组深度调峰、灵活性运行,增大了主、辅机设备转子出现裂纹故障的风险,对机组安全稳定运行构成严重威胁。根据建立的裂纹转子的振动方程,归纳了裂纹转子的主要振动特性,并在此基础上结合现场诊断经验,提出通过振动分析识别转子裂纹故障的方法,该识别方法判据包括持续爬升的基频振动且转子动平衡无效、2倍频振动持续增大、伯德曲线异常等。最后通过3起运行中的汽轮机、发电机和锅炉一次风机转子裂纹的故障识别案例,说明了该方法的实际应用过程及其准确性。
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杨金福,房德明,迟威,等.国产600 MW机组带裂纹转子振动过程分析及处理[J].发电设备, 2005(6):395-397.YANG Jinfu, FANG Deming, CHI Wei, et al. Analysis of the vibrational behavior of a cracked rotor of a domestic600 MW generator[J]. Power Equipment, 2005(6):395-397.
叶荣学,张艾萍,苏盛波,等.汽轮发电机组轴裂纹故障早期诊断[J].中国电力, 2004, 37(6):50-52.YE Rongxue, ZHANG Aiping, SU Shengbo, et al. Earlier diagnosis of cracking failure of turbo-generator shaft[J].Electric Power, 2004, 37(6):50-52.
寇胜利,聂继升,王光春.通过振动监测诊断发电机转子裂纹[J].中国电力, 2006, 39(5):49-52.KOU Shengli, NIE Jisheng, WANG Guangchun.Diagnosis of crack on the generator rotor by means of vibration monitoring[J]. Electric Power, 2006, 39(5):49-52.
张学延,杨会斌,李立波.伯德曲线在某300 MW汽轮机高中压转子裂纹故障诊断中的应用[J].热力发电,2020, 49(2):115-120.ZHANG Xueyan, YANG Huibin, LI Libo. Application of abnormal Bode curve in crack diagnosis of HP-IP rotor of a 300 MW steam turbine[J]. Thermal Power Generation,2020, 49(2):115-120.
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