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时间:2019-01-05
《在线测温装置在变电站的应用》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、目录在线测温装置在变电站的应用摘要···············································11引言·························································································12变电设备电气接触部分发热的产生及危害·····························13变电设备电气接触部分发热的传统发现方法·························13.1利用巡视检查发现发热缺陷······
2、·············································13.2利用停电操作的机会发现发热缺陷········································23.3应用远红外成像仪发现和分析发热缺陷·································24利用在线测温装置检测变电设备电气接触部分发热··············25在线测温装置与传统检查发热缺陷的分析对比······················25.14人工巡视存在的缺陷····················
3、···········································25.2红外成像仪测温的缺点···························································25.3在线测温装置检测发热的特点················································26结束语·····················································································3参考
4、文献·························································································3在线测温装置在变电站的应用张明亮张子见(获嘉县供电有限责任公司,河南新乡获嘉453800)4Thesubstationequipmenttoproduceelectricpartscontactingfeverdefects,usinganinspectiontourandtemperaturemeasuringequipmenttofindfeverdefec
5、t,iscausedextremelyeasilyundetection,delayorfindfaultdetection.Thatfeverforsubstationequipmentdefectsandguaranteethesafeoperation,thispaperintroducesthesubstationequipmentheatcausesofthedefectsandthemethodthatusingonlinetemperaturemeasuringdevices,withtraditionalheatingdefe
6、ctsareanalyzedandsummarizedtheonlinetemperaturemeasurementdeviceintransformersubstation,andpracticalapplicationofsuperiorityandapplicationintransformersubstation.摘要:变电设备电气接触部分容易产生发热缺陷,利用巡视检查和测温设备来发现发热缺陷,极易造成漏检、错检或延误发现时间。为及时发现和处理发热缺陷,保证变电设备安全运行,文中介绍了变电设备发热缺陷产生的原因和发现的方法,用在线测温
7、装置与传统检查发热缺陷进行分析对比,总结了在线测温装置在变电站应用的优越性、实用性,并建议在变电站推广应用。关键词:变电设备发热在线测温装置应用1引言在用电紧张、负荷增长迅速的情况下,变电设备电气接触部分温度异常几率不断上升,但通常发现设备电气接触部分温度异常的方法有巡视、红外测温等传统方法,这些方法存在偏差大、不能及时或无法直接观测发热点等缺陷,再者由于变电站无人和少人值班的实现,巡视、测温周期延长,所以按传统方法检测发热故障,势必造成漏检、错检或延误发现时间。如何及时、正确发现发热故障?这一问题困扰了运行管理部门很多年。目前电力工业技术发
8、展迅速,在线测温装置已投放市场,为此公司选择了性能较好的在线测温装置应用在35kV岳庄变电站,通过运行分析总结,该装置检测设备发热故障具有实时、准确、及时报警、低成
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