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ID:9253310
大小:416.50 KB
页数:14页
时间:2018-04-25
《升压站受电调试方案(新修改)》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、印度BALCO扩建4x300MW燃煤电站工程升压站及起备变受电调试方案BALCOEXPANSIONPROJECT4×300MWTHERMALPOWERPLANTEnergizingSchemeofSwitchyardandStation印度BALCO扩建4×300MW燃煤电站工程升压站及启备变受电调试方案13Pageof9印度BALCO扩建4x300MW燃煤电站工程升压站及起备变受电调试方案目录CONTENTS1.受电目的Purpose2.受电范围Scopeofenergizing3.受电前应该具备条件Prerequisitesofenerg
2、izing4.受电步骤Energizingprocedure5.注意事项Notice6.附录:Appendix电气受电一次系统示意图Sketchmapofenergizedsystem13Pageof9印度BALCO扩建4x300MW燃煤电站工程升压站及起备变受电调试方案1.目的Purpose1.1检查受电系统的一、二次电气设备绝缘,并确认其合格。检查其系统的控制、保护联锁和信号装置,确认其动作可靠。检查设备的运行情况和系统的性能,发现并消除可能存在的缺陷。保证系统和设备能够安全正常地投入运行。Checkandconfirmtheinsula
3、tionofequipmentsofenergizedsystem.Checkthecontrol,protectiveinterlockandsignaldevices,andconfirmtheactionmustbereliable.Discoverandtheneliminatethedefectmightexist.Ensurethesystemandequipmentscanbeputintooperationsafely.2.受电范围:Scopeofenergizing2.1220kVⅠ、Ⅱ母线以及与母线相连的所有元件,包括所有
4、隔离开关、CVT、CT、避雷器。220kVⅠ、Ⅱmainbusandtransformerbusandallcomponentsconnectedtobus-bar,includingalldisconnectingswitches,CVT,CTandlightningarresters.2.2母联断路器、隔离开关Buscoupler,busdisconnectingswitches2.3#1启动/备用变压器、隔离开关,#1启/备变CT和断路器。Standbytransformer#1,disconnectingswitches,CTofSt
5、andbytransformer,circuitbreakers3.受电前应该具备的条件:Prerequisitesofenergizing3.1电气应具备的条件:Electricalprerequisites3.1.1升压站范围内所有220kV断路器、隔离开关、避雷器、接地刀闸安装和单体试验工作完成。Theinstallationandindividualtestofall220kVCB,disconnectingswitches,lightningarresters,earthingswitchesmustbecompleted.3.1.
6、2220kV线路设备、220kVⅠ、Ⅱ母及相连的元件安装结束,母联断路器及相连元件安装结束。Theinstallationof220kVlineequipments,220kVmainbusI,II,transfer-busandrelevantcomponentsmustbecompleted.Theinstallationofbuscouplerandrelevantcomponentsmustbecompleted.3.1.3升压站范围内所有CT和CVT安装和单体试验工作完成。Theinstallationandindividualte
7、stofallCTandCVTwithinswitchyardmustbecompleted.3.1.4升压站蓄电池组安装和试验工作完成。Theinstallationandtestofswitchyardbatteryunitmustbecompleted.3.1.5升压站继电器保护装置的安装和单体静态校验工作完成,相关继电保护的整定已按有关通知单整定完毕,试验记录完整,数据准确。Theinstallationandindividualtestofswitchyardrelayprotectionsmustbecompleted.Value
8、-setofrelevantprotectionsmustbecompletedasperrequisition.Thetestingrecord13Pageof9
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