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·郑州大学毕业设计（论文）题目：ZPW2000A设备应用及维护指导教师：××职称：讲师学生姓名：××学号：010314101967专业：电子工程院（系）：物理工程学院完成时间：2015.12.12015年12月1日1摘要ZPW-2000A是一种具有国际先进水平的新型自动闭塞，它对于保证行车安全，提高区段通过能力，起着非常显著的作用。ZPW-2000A型无绝缘移频自动闭塞是在引进法国UM71无绝缘轨道电路技术、国产化的基础上，结合国情进行的技术再开发。较之UM71、ZPW-2000A型无绝缘移频自动闭塞系统，它在轨道电路传输安全性、传输长度、系统可靠性、可维修性方面都有了很大的提升，不仅克服了UM71系统在传输安全性和传输长度上存在的问题，而且解决了轨道电路全程断轨检查，调谐单元断线检查，拍频干扰防护等技术难题。延长了轨道电路长度。同时，结合国情提高技术性能价格比、降低工程造价方面也有了显著的提高【1】。ZPW-2000A型无绝缘移频自动闭塞轨道电路系统主要是由室外部分、室内部分和系统防雷三部分组成。本次设计完成对模拟站—乙站3505G、X1LQG、3579G闭塞分区工程设计图纸。分别有：区间信号平面图、闭塞分区电路图、区间N+1电路图、以及ZPW-2000A无绝缘自动闭塞系统框图，设备主要采用ZPW-2000A无绝缘自动闭塞系统，主要介绍了ZPW-2000A系统的工作原理、设备构成及相关图纸的设计方法。关键词：ZPW-2000A；自动闭塞；移频；·2AbstractZPW-2000-aisanewtypewiththeinternationaladvancedlevelofautomaticblock,itistoensuresafety,improvethesectioncapacity,playsaverysignificantrole.NoinsulationZPW-2000-atypeoffrequencyshiftautomaticblockisnoinsulationontheintroductionofFranceUM71trackcircuittechnology,localization,onthebasisofcombiningthestateoftechnologydevelopment.ThantheUM71,noinsulationZPW-2000typeafrequencyshiftautomaticblocksystem,it'sonthetrackcircuittransmissionsecurity,length,systemreliabilityandmaintainabilityhavegreatascension,notonlyovercometheUM71systeminthetransportsecurityandtheexistingproblemsintransmissionlength,andsolvedthetrackcircuittothebrokenrailinspection,breakchecktuningunit,beatfrequencyinterferenceprotectionandothertechnicalproblems.Extendthelengthoftrackcircuit.Atthesametime,combinedwithnationalconditionsimprovetechnologypriceperformanceratio,reducetheprojectcostaspectalsohasimprovedsignificantly.NoinsulationZPW-2000-atypeoftrackcircuitfrequency-shiftautomaticblocksystemmainlybytheoutdoor,indoorpartandthelightningprotectionsystemofthreeparts.Thedesignonthesimulationof3505g-bstand,X1LQG,3579gblockpartitionengineeringdrawings.Respectivelyare:thesignalplan,circuitdiagramblockpartition,intervalN+1circuitdiagram,andanoinsulationZPW-2000automaticblocksystemblockdiagram,theequipmentismainlyadoptZPW-2000-anoinsulationautomaticblocksystem,mainlyintroducedtheZPW-2000-asystem'sworkingprinciple,designmethodofequipmentandrelateddrawings.[keywords]:ZPW-2000-a;Automaticblock;Frequencyshift.·3目录摘要......................................................................................................................................................................1Abstract..............................................................................................................................................................2目录......................................................................................................................................................................31引言................................................................................................................................................................42ZPW-2000A无绝缘移频自动闭塞系统概述...................................................................................................52.1ZPW-2000A概述..................................................................................................................................52.2ZPW-2000A型无绝缘移频自动闭塞系统特点...................................................................................52.3ZPW-2000A型无绝缘轨道电路系统构成.........................................................................................62.3.1室外部分................................................................................................................................62.3.2室内部分................................................................................................................................82.3.3系统防雷..............................................................................................................................133区间通过信号机布置..................................................................................................................................153.1设计资料............................................................................................................................................153.2区间通过信号机布置原则................................................................................................................163.3闭塞分区编号....................................................................................................................................163.4载频配置原则....................................................................................................................................174补偿电容的设置..........................................................................................................................................194.1补偿电容的作用及原理....................................................................................................................194.1.1保证轨道电路传输距离......................................................................................................194.1.2保证接收端信号有效信干比..............................................................................................204.1.3实现了对断轨状态的检查............................................................