电液比例油压减振器试验台电气控制系统研制

《电液比例油压减振器试验台电气控制系统研制》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、西南交通大学硕士学位论文电液比例油压减振器试验台电气控制系统研制姓名：张新宇申请学位级别：硕士专业：机械电子工程指导教师：王国志;秦剑20070501西南交通大学硕士研究生学位论文第n页AbstractWiththedevelopmentofChina’srailway，ourcountrywillenterthetimeofthehigh-speedrailwayinthefuture．High—speedtraindemandsforhighqualityoftheabsorptionofthetrain’svibration．Hydraulicdamperisoneofthekeyc

2、omponentsofthetrain’5vibration，thecapabilityofwhichaffectsthesafetyandstabilityofthelocomotiveinhighspeedtraveling，sowemustmakesurethereliabilityandstabilityofthedamper’scapabilityperformance．Totestthecapacityperformanceandtofacilitatetheresearchanddevelopmentofthedamper，thetest-bedofabsorberappea

3、rstObeveryimportant．Inthisthesis。accordingtotheelectricalcontroltheoryandrelativeresearchachievementofthetest·bedofabsorberhomeandabroad，wedesigntheelectricalcontrolsystemfortest-bedofabsorberusedinHigh-speedtrain．Thetestaccuracyandautomaticlevelofthetest-bedofabsorberhasbeenimprovedgreatlybythede

4、signoftheelectricalcontrolsystem．Inthisthesis，thedevelopmentofthetest·bedabsorberandtheelectro—hydraulicproportionalsystemisintroduced，thehydraulicsystemandcomputertest·-controlsystemofthetest·-bedabsorberareconcerned，theplanoftheelectriccontrolsystemofthetest-bedisanalyzed，thedesignoftheelectricc

5、ontrolbox，thesystemcontrolboxandthe(L，C，D)systemisestablished，thecomponent，theprincipleandthemaincontrolcircuitofelectro-hydraulicproportionalamplifierareintroducedandanalyzed，thedesignoftheelectriccontrolsystemisverifiedbytheexperimentofthetest—bedindifferentcontrolconditions．Thedesignoftheelectr

6、icalcontrolsystemforelectro·-hydraulicproportionaltest——bedofabsorberusedinHigh-speedtrainimprovesgreatlythecapabilityperformanceoftheteat—bed，inthemeantime，itprovidesthereferenceforthefurtherdevelopmentoftheelectriccontrolsystemoftheteat-bed．西南交通大学硕士研究生学位论文第m页KeyWords：electricalcontrol；electro—hy

7、draulicproportional；hydraulicdamper；amplifier；high-speedproportional西南交通大学硕士研究生学位论文第l页第1章绪论1．1油压减振器试验台系统概况近年来我国铁路发展进入了一个飞速时期，特别是在铁路跨越式发展政策的指引下，我国铁路将会进入一个全新的发展时期。今后一段时间内，高速铁路时速将达到250公里以上，客运专线时速将达到200公里以上。当列车时速达到20