CN101876681B - 交流伺服驱动器或低压变频器输出侧接地短路的检测方法 - Google Patents
交流伺服驱动器或低压变频器输出侧接地短路的检测方法 Download PDFInfo
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5882691B2 (ja) | 2011-11-21 | 2016-03-09 | サンデンホールディングス株式会社 | インバータシステムの故障検知装置 |
CN103424648B (zh) * | 2013-06-25 | 2016-08-10 | 深圳市英威腾电气股份有限公司 | 一种变频器异常的检测方法及装置 |
CN103728514B (zh) * | 2013-12-30 | 2016-08-17 | 北京京诚瑞达电气工程技术有限公司 | 一种低压变频器故障诊断方法 |
CN106885965B (zh) * | 2015-12-16 | 2021-04-23 | 博世力士乐(西安)电子传动与控制有限公司 | 一种用于变频器的故障检测的装置和方法 |
CN107121630A (zh) * | 2017-05-25 | 2017-09-01 | 合肥巨动力系统有限公司 | 一种电机控制系统的主动短路保护电路的自检方法及装置 |
CN111796203B (zh) * | 2020-06-03 | 2022-08-26 | 深圳蓄能发电有限公司 | 一种静止变频器网桥侧单相接地故障的识别方法及装置 |
CN112034384B (zh) * | 2020-08-05 | 2023-12-26 | 苏州汇川联合动力系统股份有限公司 | 电机系统短路的识别方法、设备和计算机可读存储介质 |
Citations (5)
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CN2727751Y (zh) * | 2003-12-26 | 2005-09-21 | 哈尔滨九洲电气股份有限公司 | 中、高压变频器输出接地检测电路 |
CN101078747A (zh) * | 2007-06-29 | 2007-11-28 | 南京航空航天大学 | 双凸极电机驱动器功率管故障诊断方法 |
CN101106270A (zh) * | 2007-02-13 | 2008-01-16 | 傅桂兴 | 低压电网远距离短路故障检测方法及灵敏保护模块 |
CN101187678A (zh) * | 2007-11-30 | 2008-05-28 | 艾默生网络能源有限公司 | 一种变频器输出电压检测电路 |
CN101340083A (zh) * | 2008-08-27 | 2009-01-07 | 上海电科电机科技有限公司 | 三相笼型感应电动机轴承电流测量和保护装置 |
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Patent Citations (5)
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CN2727751Y (zh) * | 2003-12-26 | 2005-09-21 | 哈尔滨九洲电气股份有限公司 | 中、高压变频器输出接地检测电路 |
CN101106270A (zh) * | 2007-02-13 | 2008-01-16 | 傅桂兴 | 低压电网远距离短路故障检测方法及灵敏保护模块 |
CN101078747A (zh) * | 2007-06-29 | 2007-11-28 | 南京航空航天大学 | 双凸极电机驱动器功率管故障诊断方法 |
CN101187678A (zh) * | 2007-11-30 | 2008-05-28 | 艾默生网络能源有限公司 | 一种变频器输出电压检测电路 |
CN101340083A (zh) * | 2008-08-27 | 2009-01-07 | 上海电科电机科技有限公司 | 三相笼型感应电动机轴承电流测量和保护装置 |
Non-Patent Citations (1)
Title |
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李喜东等.变频器输出短路引起的过压故障分析.《自动化技术与应用》.2009,第28卷(第3期),第110-111页. * |
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