静态机车整体称重试验台研究

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1、西南交通大学硕士学位论文静态机车整体称重试验台研究姓名：陈小军申请学位级别：硕士专业：机械电子工程指导教师：吴向东20090301西南交通大学硕士研究生学位论文第1I页ABSTRACT．触theoperatingspeedofrollingstockaregettingimproved，itsetshigherrequirementtothevehicledynamicperformanceandadhesiontractionperformance．Axisheavylocomotiveisallimportanttechn

2、icalparametersofthelocomotivewheel．Whetherweightdistributionisuniformdirectlyimpactsontheentireadhesivelocomotivetractionplayandtractionperformanceofthecampaign．theuseoftraditionaltestingtechniquesandtestingapproaches，notonlyinefficient，butlargeerror．itcannotbefarfr

3、omenoughtomeetthedemandofproduct．therefore，thereisallimportantsignificancetodevelopadvancedintelligentrollingstockweightingdevice．Basedontheprojectofresearchanddevelopmentofalocomotive&RollingStockCoLtd，thepapermainlyachievedfurtherstudyasfollow．Firstly,explainedand

4、describedthecompositionstructure，principlesandfunctionsofthestaticlocomotivewholeweightingtest-bed．Secondly,calculatedthedimensionparametersofhydraulicsysteminaccordancewithrelevantmechanicaldesignmanual，finishedthepreliminarydesing．Furthermore，thegeneraldesignofthe

5、weightingplatformbeamhydraulicservosystemwascarriedthroughandcalculated．thenestablishedmathematicmodelofhydraulicservosystem，utilizedMATLAB／SIMULINKtoolstosimulate，andsteady-stateerrorwasanalyzedandcalculated．atlast，puttheresultstoperformcorrectionanalysis．Thirdly,t

6、hemodelsofsynchronouscontrolofmulti．cylinder’Ssynchronizingcontrolservosystemareanalyzed，determinedthe“master．slave’’mainlywiththe“equal—state”playedasubsidiaryrole，whichcombinatedthetwomethodstocontrolthesystem；accordingtothesystem’Sfeatures，theincrementalPIDcontro

7、lwasadoptedtoimprovedynamicperformanceofthesystem，raisedprecisionofsignalcylinder’Spositionandmulti-cylinder’Ssynchronizingcontr01．Keywords：multi·cylinder’Ssynchronizingcontrol；controlstrategy；maste卜sIaVe；equal—state西南交通大学学位论文版权使用授权书本学位论文作者完全了解学校有关保留、使用学位论文的规定，同意学校保

8、留并向国家有关部门或机构送交论文的复印件和电子版，允许论文被查阅和借阅。本人授权西南交通大学可以将本论文的全部或部分内容编入有关数据库进行检索，可以采用影印、缩印或扫描等复印手段保存和汇编本学位论文。本学位论文属于1．保密口，在年解密后适用本授权书；2．不保密d，使用本授权书