基于AMESim汽车NVH解决方案对发动机齿轮进行噪声分析，对整车进行动力学分析，DCT车辆分析案例

文件名称: 基于AMESim汽车NVH解决方案

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详细说明：对发动机齿轮进行噪声分析，对整车进行动力学分析，DCT车辆分析案例等等，，，，，，NVH，汽车行驶动力学( Driving Dynamics)分析需要机电一体化系统方法来考虑多学科专业的交联并覆盖较宽的频率范围 Handling Vibration Harshness Ride-comfort(Primary Secondary Noise iso NHTSA 底盘 Comfort Chassis shake maneuvers Jerking Harshness NVH 悬架 Pitch Roll Shimmy Road noise 轮胎 Scanning, Rolling Stopping Brake H 制动 distance 200900030000NON,Oo<3020 judder 转向 Parking Steer Steering On center ability shudder feeling 发动机 Idle NVH 00 vibrations Powertrain 动力传动 Tip in noise Back out Drivability Hz 1247 10 20 40 70 100 模型的复杂程度递增 Simple to complex models eading模型需要的参数递增 Few parameters to many parameters are required Test Mechatron 仿真计算的cPU时间递增 iNcreased CPU time LMS ENGINEERING INNOVATION 行驶动力学( Driving Dynamics)的分类 Handling 0-2z Reaction of the vehicle to steering inputs(lateral dynamics), braking(longitudinal dynamics Constant radius cornering, step steer and release, Iso lane change, constant radius cornering sweep input, brake in turn, rollover,.. all Iso NhTSa manoeuvres Primary Ride 1-5z The car body moves rigidly on the main springs(bounce, roll,.) 00000O Secondary Ride 5-15z Suspension(wheel hop, axle tramp, fore-aft, . and powertrain (bounce, roll,.)modes amplify excitations from road, wheel unbalance, engine idling, Road shake, steering shimmy, impact harshness, Drivability 5-15z Suspension(hop, tramp, fore-aft,. and powertrain(bounce, roll,.)and driveline(torsional) modes amplify excitations from throttle input Tip-in/out, key-on/off, gear shift, idle regulation/engine control Vibration comfort 15-50Mz EXcitations from P/T are amplified by resonances of vehicle body or auxiliaries 0N Steering shake, floor vibrations, durability - Acoustic Comfort 20-10kHz Airborne and structure borne excitation from road p/t or auxiliaries P/T boom, gear whine, rolling noise, wind noise, HVAC noise, Leading Partner in Test Mechatronic Simulation LMS 内容工业背景及应用解决方案介绍解决方案详述成功案例 5 copyright LMS International -2009 LMS LMS Imagine. Lab AMESim NVH解决方案特点/受益特点受益多领域系统仿真平台:机械、传动、通过仿真来帮助设计各种类型的变流体、热速器流体元部件的多级复杂程度(从功能级到对各种新型的变速器执行器件进元件设计级) 行建模发动机的多级复杂程度(2D,3D,反映不更精确地控制轿车的加速同非周期性特性通过标准的快速原型平台测试变速器的多级复杂程度(复杂的40H到实 EcU控制软仵和硬件时模型确定传动链技术方案对乘客舒适性感觉的景所有类型的变速器都可以建立模型 (混动,DCT,ⅣT,AT,MT,CVT. 众多的传动链部件模型(考虑不同缓冲器的灵活的离合器模型,万向节,可控差速器轮胎,2D或3D车辆模型等) 耦合工具: Matlab/ Simulink,各种实时平台 3DMBS以及FEM 6 copyright LMS International -2009 LMS LMS Imagine. Lab AMESim机电一体化系统仿真平台 DCT车辆分析案例执行器压力调节 and ex change with oll and amblent Electro-hydraulic clutch contr 液压/电气网络发动机 Fasion clutch actuators 曲轴凸轮轴振动扭振 8Mt. aUnnMmf 业到e 传动链 2D/3D车辆万向节,轮胎 ESP/ASR 可控差速器 utah Mechanic Bl part friction made ls) 离合器/DMF 干式/湿式,多片式,缓冲器 iElectro-hydraulle gear shift control 热因素,打滑份88 心性换档控制 srh and synchro sleeve rechen ical party 变速器同步器,3D动画手动自动/自动行星齿轮 }用于换档舒适性分析的DCT模型(040H) DCT/混动搀档挖制 dht LMs International IVT/CVT 内容工业背景及应用解决方案介绍解决方案详述成功案例 8 copyright LMS International -2009 LMS 内容工业背景及应用解决方案介绍解决方案详述动力总成解决方案底盘系统解决方案应用案例成功案例 9 copyright LMS International -2009 LMS LMS Imagine. Lab AMESim NVH解决方案:主要应用库机械部分主要是采用 LMS Imagine. Lab amesim的动力传动库和机械库夏 echanical/&1l Library Items 曲曲8888卧區 tr fl 画画圖霉暑鲁影鼍十鼍鼍鼍鼍爨如血阜即三一国日面aBBB ru⊙ 翻世僻 distr ente. 0 厘m :5中中命中中普普是香 8的拉拉曾非等香僧中应器声一一可命==== 那世|U两 tra11…veh2Dve veh2D…teh2D 8卩翻 51m 515 th plug 占 dynam DHI th te ctol LMS 10 copyright LMS International-2009 ENGINEERING INNOVATION

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