论城轨ATP系统工作原理及安全措施毕业论文Word文档格式.docx

论城轨ATP系统工作原理及安全措施毕业论文Word文档格式.docx

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论文结合了南京地铁一号线实际运行的ATP系统，简要介绍了这类ATP系统的结构和工作原理。

对于车载ATP系统，为了能够深入研究其系统可靠性，计算ATP子单元的双机并行暂态和稳态有效度值，以及整个ATP系统的稳态有效度。

经过实例计算，证明ATP系统的有效度高，能够满足安全行车的需求。

本文还提出和分析影响车辆安全运行的具体因素，针对这些具体因素，使用两两比较法，将这些因素对于安全行车影响能力进行排序，并提出相对应的改善策略。

最后，根据灾变灰预测理论，预测出同类硬件群体失效率异常的时间段，以便于对ATP系统提出合理安排检修的日期。

关键词:

工作原理;

列车超速防护;

安检

Abstract

UrbanTransitSystemAutomationTrainProtectionasanimportantfactortoprotecttrainsafety.ThereliabilityofAutomationTrainProtectionisaskedveryhigh,whichtobepaymuchattention.

Thistheismstartatthestructure,typeandworkprincipleofUrban

TransitAutomationTrainProtection,andgiveemphasizetostudythe

reliabilityofon-boardATP.IntroducestructureandworkprincipleoftheATP,whichareactinginthenumberonelineofShenzhenunderground.

Forstudyingthereliabilityofon-boardATPfarther,CalculatethevalueofInstantaneousAvailabilityandSteadyAvailabilityofATP'

unitwhichacttheendwithtwosameequipment.AndcalculatetheSteadyAvailabilityofthewholeATP.Aftertheexamplecalculation,provethatthereliabilityoftheATPisveryhigh,whichcansatisfyrequireoftrainsafety.

Thetheismputforwardandanalyzesomefactorswhichinfluencetrainsafety,tomakesurethatthesefactors'

influenceabilityfortrainsafety,thethesisusetwo-twocomparewaytogetit.Thenputforwardcorrespondingsettleway.

Finally,inordertoarrangerationaltimeforexamineandrepair,accordingasCalamitiesGreyPrediction,predictiontheperiodoftimeofFailureRateabnormity.

Keywords:

TheWorkingPrinciple;

AutomationTrainProtection;

SecurityCheck.

第1章绪论.................................................................................................................3

1.1课题背景....................................................................................................3

1.2国内外现状..................................................................................................4

1.3课题研究的实际意义.................................................................................4

1.4论文的结构..................................................................................................5

第2章ATP系统构成和工作原理...........................................................................5

2.iATP系统的功能...........................................................................................5

2.2ATP系统的结构、分类和工作原理...........................................................6

系统的结构...............................................................................6

系统工作的分类.......................................................................7

点式ATP的工作原理......................................................................8

采用轨间电缆的连续式ATP的工作原理......................................9

采用轨道电路的连续式ATP的工作原理......................................9

2.3三种方式的ATP优缺点比较....................................................................10

点式ATP的优缺点......................................................................…10

采用轨间电缆连续式ATP的优缺点.............................................11

采用轨道电路连续式ATP的优缺点..............................................11

第3章列车超速防护.......................................................................................……12

3.1轨道交通ATP的“故障—安全”准则................................................……13

3.2列车检测..................................................................................................14

3.3列车自动限速..............................................,...........................................15

3.4目标速度和目标距离..............................................................................16

3.5制动模式..................................................................................................17

3.6测速与测距..............................................................................................18

3.7速度限制..................................................................................................19

3.8常用制动和紧急制动..............................................................................15

第4章加强ATP系统安全性的方法......................................................................39

4.1造成不安全行车的因素..........................................................................39

4.2加强设备故障预测...................................................................................39

4.3提高工作人员的管理和作业能力...........................................................49

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4.4提高轨道交通运输公司的质量管理能力...............................................49

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