路虎空气悬挂系统.ppt

10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 2,Air suspension system,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 3,空气悬挂系统,由PAG中国刘智翻译,Air Suspension Schematic,RHD,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 5,空气悬挂示意表,右驾车,Air Suspension Relay and Fuses,Relay R7(70 amp-Black-N.O)(BJB)Fuse 26(20 amp-Yellow)(BJB)-BatteryFuse 51(5 amp-Brown)(CJB)-Ignition,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 7,空气悬挂继电器和保险丝,继电器 R7(70 A 黑色-N.O)(BJB)保险丝 26(20 A 黄色)(BJB)-电瓶保险丝 51(5 A 棕色)(CJB)点火开关,Air Suspension,Design Objectives:Deliver Fast acting system over large wheel travels lifting and loweringConsistent performance over all vehicle environments-AltitudeElectronically controlled system with enhanced on-board diagnosticsProvide vehicle levelling independent of load Multiple ride heightsOff RoadStandard Access(Crawl)Enhanced off road performance.,L319:no motorway height loweringL320:with motorway height lowering,空气悬挂,设计目标:设计成能够在较大的轮胎行程内进行快速反应的悬架系统（包括 举升和下降）在各种外部环境下空气悬挂系统的性能都很稳定（包括各种海拔高度的地区）电子控制系统，并带有改进的车载诊断功能。在各种车辆负载下都能够提供车辆水平高度的调节多种驾乘高度越野模式标准模式 进入模式(爬行)提高了越野的性能,L319：取消了高速公路行驶时高度下降的功能L320：仍具备高速公路行驶时高度下降的功能,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 10,Suspension Systems,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 11,悬挂系统,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 12,Air Suspension Units,Discovery 3Spring over damper design conceptTwin tube damper with double bonded lower bush and welded spring seatDouble bonded,dual path top mount with separate single bonded rebound bushFront and rear air springs have a 2.5mm rubber sleeve with a nylon cross fibre ply crimped to steel piston and top mountThe rubber sleeve has an aluminium cylinder crimped around itPolyurethane spring aid/bump stop.,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 13,空气悬挂单元,Discovery 3弹簧在减震器之上的设计概念双管减震器带双重胶合的下衬套和焊接的弹簧座双重胶合、双管路的顶端依附着一个独立的单重胶合的回弹衬套前后空气弹簧有一个2.5mm的橡皮套管，并带一在钢活塞和顶端支撑上卷绕着尼龙的交叉纤维层橡皮轴套有一个铝制的圆筒围绕着它聚亚安酯弹簧辅助/弹跳止推块,NSR,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 15,Suspension System,Range Rover Sport four corner air suspension as Discovery 3 except:Mono tube damperFor improved handling and body controlImproved high speed dampingDifferent air spring and damper assemblies between vehicles with or without Dynamic ResponseNo coil spring option available.,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 16,悬挂系统,Range Rover Sport 配备的四轮独立空气悬挂系统和发现3基本相同，除了：单管路减震器为了提高驾驶操控性和车身控制为了提高高速行驶时的减震性能在配备动态反应控制和不配备动态反应控制的车型上所装的气簧减震器总成是不同的。所有款式都是标配空气弹簧，没有螺旋弹簧。,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 17,Suspension System,Range Rover Sport Service Note?If the Dealer thinks he has a leaking air spring he should contact the LR helpdeskLR helpdesk may then give the dealer authority to install a gaitor,similar to that fitted to the rear air damper assemblyThe leaking air spring must be returned to LR for investigationLR help desk will have to have engineering consent before giving the dealer authority to fit the component.,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 18,悬挂系统,Range Rover Sport 维修注意事项：如果在维修过程中怀疑空气弹簧有泄漏，要及时联系厂家技术支持。技术支持视情况而定，有可能会提供安装一个橡胶套筒，此套筒和后气簧的外部套筒是一样的。换下来的漏气弹簧必须送回厂家进一步检验技术支持部必需在征得工程部同意的情况才能允许经销商安装橡胶套筒。,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 19,Suspension System,Vehicle Speed Lowering-Range Rover SportOperates after 5 seconds of driving at 100 mph Reduces height by 20mm Improves high speed handlingNo instrument display warning for the driverRises again after driving 80 mph for 30 secondsFunction cancelled if trailer socket connected.,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 20,悬挂系统,Range Rover Sport 高速行驶时悬挂高度降低模式在车速超过100 mph并保持5秒钟以上时启用悬挂高度降低20mm 提高高速行驶时的操控性仪表台没有提示驾驶员的报警灯在车速低于80 mph并保持30秒以上时悬架高度升高如果有拖车，本功能不会启用,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 21,Suspension System,Different air suspension control units Range Rover Sport e.g.with or without Dynamic ResponseAir suspension control unit Contains software for Servotronic transducerModified Discovery 3 air harnessesDue to shorter chassis.,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 22,悬挂系统,Range Rover Sport 空气悬挂电脑不同：例如车辆配置动态响应系统与否空气悬挂电脑 其中还包括Servotronic传感器控制阀的控制软件空气管路基于Discovery 3基础上有所更改因为底盘长度缩短,Air Suspension,Air Spring and Damper Assemblies:Key FeaturesGuided Air Spring over damper due to working pressuresImproved ride characteristic over non guided Air SpringsBurst pressure 35 barNormal running pressures:Front:8-10 bar Rear:5 8 barMax spring pressure(Full bump GVW)circa 27 bar Air Spring guideAllows greater damper articulation without trapping air sleeve.,空气悬挂,空气弹簧和减震器总成:主要功能在减震器操上方的带导向的空气弹簧 由于空气工作压力与不带导向的空气弹簧相比提高了驾乘操控性气簧破裂压力为 35 bar正常的运行压力:前:8-10 bar后:5 8 bar最大弹簧压力(在全车重的状态下且悬挂和底盘距离最近时）为27 bar带导向的空气弹簧在不使空气套管褶皱过大的前提下，是悬挂系统具有更大的上下行程。,Air Suspension,Air Spring and Damper Assemblies:Key air spring sealing pointsPiston to damper bodyKey Service Issues:Component/system depressurisationComponent/system re-pressurisationCare required when removing/refitting air spring/damper assembly to ensure seals are not damaged.,空气弹簧,空气弹簧和减震器总成:空气弹簧的关键密封点活塞到减震器壳体关键的维修信息:零件/系统的卸压零件/系统的再充压需要注意的是在拆除或重新安装空气弹簧或减震器总成的时候，请确保密封圈没有损坏。,Air Suspension-ECU,Unique componentLocated behind facia on body side panel(A post drivers side)Fixed to vehicle body with two plastic clips and single M8 screwRequires calibration if replaced.,空气悬挂 模组,单一的零件位于在车体侧面板上的饰板后面(A 柱驾驶员侧)以两个塑料夹子和一个单独的M8螺丝钉固定在车体上假如更换了需要重新校正悬架系统,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 29,Height Control,Long Press=Locked=Crawl Mode,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 30,高度控制,长按=锁定模式=爬行模式,Driver Interface,Heights indicated by unique symbolsOff road 55 mm above StandardAccess 50 mm down from StandardReselectable whilst vehicle movingExtended ModeAutomatically selectedCrawl indicated as“Locked at Access”Direction of movement indicated by arrowsFlashing lamps not used during normal operation customer feedback responseRemote operation via customer configurable hand set 1 of 3 available settingsAdditional information via message centre.,Speed for each mode shown in workbook,驾驶员面板,由独特的符号指示高度越野模式 超过了标准高度55 mm 入门模式 比标准模式降低了50 mm当车辆在移动的过程可以重新选择伸展模式为系统自动选择爬行模式 显示为“锁定在入门模式”悬挂运动的方向由箭头指示在正常操作下，不使用闪光灯进行指示客户不需要反馈响应经客户的手动设置，遥控器可以遥控操作提供的三种设定。附加额外信息经过信息中心来显示,每个模式的车速数据展示在车间手册上,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 33,Message Centre,Example Message Centre Display,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 34,信息中心,信息中心显示举例,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 35,Fault Indicator,Indicator Amber=Minor Fault Detected,Indicator Red=Major Fault Detected,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 36,故障指示器,指示 琥珀色=小故障警示,指示器 红色=大故障警示,Air Supply Unit Assembly,Evolution of existing unit for Land Rover applicationLocated on left hand chassis rail(in front of rear wheel)Assembly comprises:Air compressor with integralAir drierIsolation mountsExhaust Valve(electrically switched pilot operated)Double temperature sensors maximising duty cycle availableECU controlledMax pressure:16.8 bar(nominal)Acoustic box for noise control.,供气单元总成,目前的单元是路虎技术的改进位于左侧的底盘横梁上(后轮的前方)总成包含:空气压缩机整合了空气干燥剂隔离支撑排气阀(电子开关操纵控制)双温度传感器 提供最大的负载循环模组控制最大的压力:16.8 bar(额定的)消音盒提高了噪音控制能力,Reservoir,Twin chamber design to EU pressure vessel guidelinesVolume:9 litresWorking pressure:17.5 bar(23 max)Located off body mount brackets on left hand chassis rail.,蓄压器,双腔式的设计满足欧洲相应法规标准容积:9 升工作压力:17.5 bar(23 最大值)位于在左侧的底盘横梁上的车体底下,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 41,Suspension System,Additional heat shielding Range Rover SportShorter pipes,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 42,悬挂系统,额外的隔热层 Range Rover Sport更短的空气管路,Air Suspension,Valve Blocks:Front axle block assembly mounted on front bumper2x front individual solenoid operated corner valves1x front cross link valve,Rear axle block assembly mounted on LHR spring tower2x rear corner valves and 1x cross link valve as per front Voss air fittings.,空气悬挂,阀体组件:前车桥的阀体总成 依附在前保险杠上 2个前独立的电磁阀操纵角阀 1个前横向连接阀,后车桥的阀体组 依附在LHR的弹簧柱塔旁2个后角阀和1个横向连接阀（就如前面的一样）快速空气管路接头便于安装,Air Suspension,Reservoir valve block assembly:Pressure sensor in manifold to monitor spring pressures and reservoir pressureMounted on isolators to reduce valve noiseVoss air fittings.,空气悬挂,蓄压器阀体总成:在多支管上的压力传感器上监测弹簧压力和蓄压器压力固定在隔离器上减少阀体噪音快速空气管路接头以便安装,Air Suspension,Air Harness:Intake&exhaust pipes largerIntake via filter at rear of vehicle(Discovery II But on dry side)Twin chamber foam filled silencer for intake and exhaust noise control.,Inside rear quarter panel,空气悬挂,空气管路:进气&排气管子更粗大进气经过车辆后面的滤清器(和Discovery II 相同 但位置在干燥侧)有双腔的泡沫填充消音器以提供进气和排气的噪音控制,车体后部左内侧板上,空气悬挂的示意图,Air Suspension,Air Suspension Schematic,Air Suspension,空气悬挂的示意图,Air Suspension,Height Sensors:Contacting technology unit4 Height sensors per vehicleSupply voltage=5 volts Output voltage=0.5v to 4.5vBody down=Voltage up OrArm up=Voltage up,6 pins only 3 used,Arm serviceable,Black=RHWhite=LH,Height message sent over CAN for Xenon headlamps,空气悬挂,高度传感器:采用接触技术每台车4个高度传感器供电电压=5 volts 输出电压=0.5v 至 4.5v车体下降=电压上升 或者摇臂上升=电压升高,6 针脚 只有3个使用,摇臂可更换,黑色=右边白色=左边,高度信息经 CAN网络提供给氙气大灯控制模块,Air Suspension,Height Sensors(continued)Sensors mounted to brackets on chassis frame side railsDrop links are connected to suspension arms without fixingsHeight sensor replacement or removal and refitting will result in the Air Suspension system ECU requiring calibration.,LHR,空气悬挂,高度传感器（续）传感器依附在底盘车架的侧横梁上。没有固定件，下落的连杆被连接到悬挂的摇臂上。高度传感器的更换或拆除和重新安装将会导致空气悬挂系统模组需要重新校正。,LHR,OSF,NSR,Height Sensors Range Rover SportNew installation for front height sensorsNew sensor lever and drop linkCommon front sensor Left to RightRear sensors carry over Discovery 3 Output voltage=0.5v to 4.5vAll four corners to 0.5v with bump travel.,Suspension System,Range Rover Sport 高度传感器新的前高度传感器新的传感器横链接杆和吊杆左右前高度传感器相同两个后传感器和 Discovery 3 一样输出电压=0.5v 至 4.5v当悬挂和车身距离最近时，高度传感器的输出电压是 0.5v。,悬挂系统,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 60,4.5v,Zero 2.5v,0.00v,Body Down=Arm Up=Bump=Ring C/W-4.5 voltsBody Up=Arm Down=Rebound=Ring A/C/W-0.5 volts,Height Sensors,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 61,4.5v,Zero 2.5v,0.00v,车体下降=摇臂上升=（轮胎）上冲=顺时针转-4.5 V车体上升=摇臂下降=（轮胎）回弹=反时针转-0.5 V,高度传感器,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 62,4.5v,Zero 2.5v,0.00v,Body Down=Arm Up=Bump=Ring A/C/W-4.5 voltsBody Up=Arm Down=Rebound=Ring C/W-0.5 volts,Height Sensors,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 63,4.5v,Zero 2.5v,0.00v,车体下降=摇臂上升=（轮胎）上冲=反时针旋转-4.5 V车体上升=摇臂下降=（轮胎）回弹=顺时针旋转-0.5 V,高度传感器,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 64,4.5v,Zero 2.5v,0.00v,Body Down=Arm Up=Bump Body Up=Arm Down=Rebound,Height Sensors,Zero 2.5v,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 65,4.5v,Zero 2.5v,0.00v,车体下降=摇臂上升=（轮胎）上冲 车体上升=摇臂下降=（轮胎）回弹,高度传感器,Zero 2.5v,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 66,4.5v,Zero 2.5v,Zero 2.5v,0.00v,Twin Channel Sensor,i.e.Two Ramps(1 not used),Height Sensors,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 67,4.5v,Zero 2.5v,Zero 2.5v,0.00v,双频道的传感器,举例.两坡道(没有使用),高度传感器,Air Suspension Schematic,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 69,Suspension Systems,Wake Up Mode System wakes up 2 hours after the ignition switched off Then again every six hours(until access height reached,then stops)During this wake up period the system will make small adjustments to level the vehicle Levelling only occurs in a downward directionTransportation Mode Requires T4 to remove from this mode.,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 70,悬挂系统,唤醒模式 在点火开关关闭后2小时系统将自动唤醒 然后每隔六小时再次唤醒(直到悬挂达到入门高度后再停止)在这个模式下，系统将进行一些小的调整以调平车辆高度 调平高度只会向下调整运输模式 需要用T4 改变这种模式,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 71,Ride Height Adjustment,When should we carry out Ride Height Adjustment(Calibration)?Replacement of air suspension control moduleHeight sensor is removed or replaced Suspension arm to which the sensor is fitted is removed or replacedWheel geometry/alignment adjustment has been conducted.,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 72,悬挂高度调整,什么时候需要进行悬挂高度的调整（标定）？更换空气悬挂电脑模组更换高度传感器更换高度传感器所附着的悬挂控制臂进行四轮定位调整以后,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 73,Ride Height Adjustment,Preliminary checksMake sure wheels,tyres,tie rods ends,suspension joints,wheel bearings are free from damage,wear and free playTyre pressures are within specificationThere are no heavy objects in the vehicleRide height measurements are taken with the vehicle supported by the suspensionWith the engine running and all doors closed,ensure all air suspension functions are operating the vehicle can be raised and lowered using the air suspension switchVehicle on a flat level surface,steering in straight ahead positionLeave system in normal ride height.,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 74,悬挂高度调整,预备事项（检查）：确保轮毂、轮胎、转向横拉杆端部、悬挂控制臂连接处、轮毂轴承等处无损伤变形、磨损以及有足够的自由度。轮胎压力在规定范围之内车上没有过分载重悬挂高度测量是在车辆四轮着地的情况下进行的在发动机运转以及所有车门关闭的情况下，确保所有空气悬挂的功能都正常工作，即可用空气悬挂开关升降车辆车辆所处平面水平，转向在中间位置。悬挂高度在正常高度。,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 75,Ride Height Adjustment,Vehicle lift methodAll measurements must be made to a position at the same level as the vehicle lift platform.,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 76,悬挂高度调整,车辆举升方法所有高度测量的基准点都要处于和车辆轮子触地平面相同的平面内,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 77,Ride Height Adjustment Tool,Multi piece height tool,Arrow indicates measurement point,More than one measuring point,Tool number:204 557/1 to 204 557/7(seven items).,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 78,高度调整工具,多件套的高度调整工具,箭头指示测量点,一个以上的测量点,工具号码:204-557/1 到 204557/7（共7件）,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 79,Ride Height Adjustment,Make sure the vehicle does not move once positioned to take readingsFollow the on screen instructions on WDS/T4 to carry out the measurementsUsing the special tool components as shown:Record the height settings from each wheel centre to the level floor.,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 80,高度调整,当准备好测量高度读数时，确保车辆固定不动。按照WDS/T4屏幕上的提示进行操作。按照右图所示正确使用专用工具。测量并记录各轮毂中心点到标准平面间的垂直距离。,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 81,Ride Height Adjustment,Using the special tool components as shown:Record the height setting from each front lower arm front bolt head to the level surfaceUsing the special tool components as shown:Record the height settings from each rear lower arm rear bolt head to the level surface.,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 82,悬挂高度调整,使用右图所示的专用工具组件：测量并记录左右前下控制臂前螺母到标准平面的距离。使用右图所示的专用工具组件：测量并记录左右后下控制臂后螺母到标准平面的距离。,10/30/2023 8:00 PM,Land Rover 2003.Presenter/File name,Slide 83,Ride Height Adjustment,Follow the instr