PantographControl受电弓控制王秀清郑州铁路

PantographControl受电弓控制Speaker：WangXiuqing

ZhengzhouRailwayVocational&TechnicalCollege主讲人：王秀清郑州铁路职业技术学院Carbonskateboard碳滑板Thepushrod推杆Underthearm下臂杆airbag气囊ADDthevalveADD阀门chassis底架damper阻尼器Ontheframework上框架Undertheframeworkof下框架Bowtheheadstents弓头支架ConfirmthatthemainaircylindercockA24isintheopenposition确认总风缸塞门A24在开启位Pantograph

raising升弓条件（1）Theairpathcondition/气路条件1Checkthepressuregaugeofthemainaircylinderorthepressuregaugeofthecontrolaircylinder检查总风缸压力表或控制风缸压力表Iftheairpressureofthemainaircylinderislowerthan480Kpa如风压低于480Kpa时Starttheauxiliarycompressortoblowair使用辅助压缩机泵风Pantograph

raising升弓条件（1）Theairpathcondition/气路条件2Shouldbeintheverticalposition.应处于垂直位bluekey蓝钥匙Pantograph

raising升弓条件（1）Theairpathcondition/气路条件3TheraisingcockU98isplacedintheparallelpositionofthepipeline.升弓塞门U98置于管路平行位置Pantograph

raising升弓条件（1）Theairpathcondition/气路条件4U98pantographplatePantograph

raising升弓条件（2）Thecircuitconditions/电路条件ThepantographisolatingswitchSA96isinthe"0"position.受电弓隔离转换开关SA96位置应在“0”0102Lightshowsthattheredlightisonornot灯显示红灯亮或无显示Thepantographshouldbechangedforoperation换弓运行Mainswitch-offcontroller主断控制器Pantograph

raising升弓条件（2）Thecircuitconditions/电路条件03Checkthestatusofthesolenoidvalveoftheraisingbow检查升弓电磁阀状态Atthesametimeconfirmwhetherthepressuregaugeoftheraisingbowvalveplateshowsanypressure同时确认升弓阀板压力风表有无压力显示Pantograph

raising升弓条件（2）Thecircuitconditions/电路条件03

Ifitdoesn't,thesolenoidvalveisfaulty无显示则为电磁阀故障Thepantographshouldbechangedforoperation换弓运行Pantograph

raising升弓条件（2）Thecircuitconditions/电路条件Whenthepantographsuffersfromwindpressureleakage,itisnecessarytolowerthepantographimmediately.当机车受电弓出现风压泄露问题时，需要立即降弓。Inordertoensurethatthemaincircuitbreakerisdisconnectedbeforeloweringthepantograph为了保证在降弓前，主断路器先断开Thelocomotivecontrolsystemcollectsthesignalofthepantographductpressureswitch.机车控制系统采集了受电弓风管压力开关的信号Whenthepressureswitchacts当压力开关动作时Thelocomotivecontrolsystemwillimmediatelyswitchoffthemaincircuit,andthenstoptheoutputcontrolofthepantographvalveYV41orYV42机车控制系统会立即分主断，然后停止对升弓阀YV41

或YV42

的输出控制Preventthepantograph-catenaryfrombeingdamagedbyarcdischarge.防止拉弧放电对弓网的损坏。Thanksf