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ID:36602974
大小:7.30 MB
页数:57页
时间:2019-05-12
《机车制动系统防滑技术研究》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、北京交通大学硕士学位论文机车制动系统防滑技术研究姓名:何可申请学位级别:硕士专业:载运工具运用工程指导教师:柳拥军;王树海20080601ABSTRACTABSTRACT:Withthedevelopmentofrailwaytransportation,high—speedandheavy-haularebecomingtheimportantdesigndirectionoflocomotive.弧edevelopmentoflocomotivebrakesystemhastoacceptthechallengesofit.
2、髓emostcrucialproblemishowtofurtherenhancetheperformanceofanti—skidcontrolsystemSOthatwecarlnotonlypreventthewheelabrasion,butalsomake蹦luseofAdhesion,receiveashorterbrakingdistanceasfaraspossibleinbraking.Startingontheadhesionmechanism,thispaperdescribedthecausationof
3、creepageandtheessenceofadhesion,beanalysisoftheimpactofadhesioncreepfactor.Discussesthebasicprinciplesofanti—skidcontrolsystemindetailandintroducedthePrincipleofspeedSenSOr,anti—skiddetectionandanti—skidelectromagneticvalve.Compareandanalyzefouranti—skidcontrolparame
4、ters,referencetotheexperienceofanti—skidathomeandabroad,finallysetslip-ratioandaccelerationforanti—skidcontrolparameters。Elaboratedtheprincipleoffuzzycontrol,carriedonthesystematicaldesignofthefuzzycontroller,realizedthefuzzycontroller‘Salgorithm.Inthebrakingconditio
5、n,analysis200km
6、hpassengerelectriclocomotivewheel。Sstresssituation,Hasestablishedwheel’Sbrakedynamicsmodel,andbasedonthisusingtheMA:r姒B/Simuli瞌designsimulationmodel,andselectsthetwo—dimensionalfuzzyasanti—skidcontrolalgorithmsforcontrolmethods。Finally,carryonsimulati
7、onanalysistothesystemthe,goodanti—skidcontrolfunctionisprovedbythesimulationresults.强eanti—skidcontrolalgorithmsandfuzzycontrolsimulationmodelofthispaperwillprepareagoodguideforthedevelopmentofhigh-performanceanti—skid.FIGURES:38,TABLES:5,REFERENCES:36.KEYWORDS:anti.
8、skid;fuzzycontrol;adhesion/creep;simulationCI。ASSN0:I,260.13学位论文版权使翔授权书本学位论文作者完全了解北京交通大学有关保留、使用学位论文的规定。特授权北京交通大学可以将学位论文的全部或部分蠹容编入有关数据库进行检索,并采用影印、缩印或扫描等复制手段保存、汇编以供查阅和借阕。同意学校向雷家有关部门或机构送交论文的复印件和磁盘。(保密的学位论文在解密后适用本授权说明)学位论文作者签名:亿罚签字日期:矽/瑶6胃i◇同导师签名:撖拥彳签字目期:≯∥辟lJllpEt独创性声明本
9、人声明所呈交的学位论文是本人在导师指导下进行的研究工作和取得的研究成果,除了文中特别加以标注和致谢之处外,论文中不包含其他人已经发表或撰写过的研究成果,也不包含为获缌北京交通大学或其他教育机构的学位或证书而使用过的材料。与我一丽工作的同志对本研究所傲的任何贡献均
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