电涡流缓速器试验台讲解VIP免费

毕业论文车用机电式电涡流缓速器试验台2014年4月26日I摘要电涡流缓速器是利用电磁学原理，将汽车行驶中的动能转化为热能散发掉，从而实现汽车减速和制动作用的装置。普通电涡流缓速器的主要缺点是体积较大，质量较重，安装对原车传动系统影响较大。本论文详细地介绍了车用机电式电涡流缓速器的结构和工作原理，在此基础上进行了缓速器试验台的设计结合电涡流缓速器的性能特性与要求以及电涡流缓速器台架试验方法，介绍了电涡流缓速器试验台的工作原理及其结构。提出了机电式电涡流缓速器的台架试验项目和试验方法，并进行了实例介绍。本文从该试验台的设计要求出发，介绍了该试验台的设计依据，对试验台的各个系统都给以了详细的说明。同时分析了实际车辆的制动过程，建立尽可能多的影响汽车实际工作情况的因素，得出了合理的惯性模拟系统。并用电机、飞轮和轴共同模拟汽车惯性的多分流加载法。另外，本文设计了精确的测控系统，通过对硬轴联接的双电机进行同步转速控制以及采取抗干扰措施，从而对缓速器的温度、转速、转矩等进行有效的测量。关键词：电涡流，缓速器，测控系统，抗干扰毕业论文IIAbstractElectromagneticprincipleistheuseofeddycurrentretarder,andthekineticenergyintoheatenergyfromthecarout,soastorealizevehicledecelerationandbrakingdevice.Themaindrawbackofordinaryeddycurrentretarderislarge,qualityisheavier,agreaterinfluenceontheinstallationontheoriginalvehicletransmissionsystem.Thispaperindetailintroducestheautomobileelectromechanicalstructureandworkingprincipleofeddycurrentretarder,onthebasisofthetestbenchoftheretarderdesigncombinedwithperformancecharacteristicsandrequirementsofeddycurrentretarderandbenchtestmethodforeddycurrentretarder,thispaperintroducestheworkingprincipleofthetestrigofeddycurrentretarderanditsstructure.Putforwardtheelectromechanicalofeddycurrentretardertestitemsandtestmethods,andexamples.Thisarticleconsideredfromthedesignrequestofthetestbed,introducingthedesigngistofthetestbedthataccordingto.Eachsystemthatcomposesthetestbedisexplainedatlength.Atthesametimethearticleanalyzedtheactualbreakprocessofvehicles,establishinganyfactorpossiblythatinfluencesvehicle'sactualworkingcircumstance,andelicitedthereasonableinertialsimulationsystem.Andthetestbedmadeuseofelectromotor,flywheelandaxestoimitatethevehicle’sinertiatogether.Moreover,thearticleadoptstheprecisemeasureandcontrolsystem,throughcontrollingtheseries-connectionelectromotor'ssynchronousrotatespeedandtheanti-interferencemeasuretomeasuretemperature,rotatespeed,torqueoftheelectromagneticretardereffectivelyetc.Keywords:electromagnetic,retarder,measureandcontrolsystem,anti-interference目录第1章绪论.............................................................11.1引言.............................................................................................................................11.2汽车电涡流缓速器综合性能试验台研制的背景.....................................................21.2.1电涡流缓速器的发展历程...............................................................................21.2.2电涡流缓速器的市场前景...............................................................................21.2.3电涡流缓速器工作原理...................................................................................31.2.4电涡流缓速器主要优势...................................................................................31.3试验台开发的意义.....................................................................................................4第2章机电式电涡流缓速器样机研制与试验研究.............