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ProductTrainingServoTechnology
伺服控制技术培训Advantagesandfeaturesofaservodrive伺服驱动的优势及特征Historyofservodrives伺服驱动的历史”Servo”derivedfromtheLatin(slave,servant,assistant)“Servo”一词来源于拉丁语(例如:slave,servant,assistant)
Formerapplicationranges:
-mainlyusedasauxiliarydrives
(e.g.feedinlathes)
从前的应用范围:-主要应用于辅助的驱动
(例如.车床加工机械)
Today:
-everywherethereisahighdemandfordynamics
andcompactdesign
现在:
-遍及每一个有高动态性能要求的领域2Featuresofservodrives伺服驱动的特点Servodrivesaredrivesystemsthatexhibit伺服驱动作为一种系统有广泛的应用:Dynamic高的动态性能Precise精确的定位overload-capablebehaviorinawidespeedsettingrange.
非常宽的调速范围和高过载能力
(aservodriveisnotonlyasynchronousmotorwithpermanentmagnetrotor,butalsoanasynchronousmotorthatreachesservocharacteristicswithcertaincontrolmodes)(伺服驱动不仅是转子为永磁体的同步伺服电机而且包括异步伺服电机,其性能达到了同步伺服电机的特性水平)3Requirementsforservodrives伺服驱动的要求Positioningaccuracy定位精确Speedaccuracy高的转速精度Largespeedsettingrange宽的转速设定范围Highstatictorque(n=0)高的静态转矩(n=0)Torquestability转矩稳定
Overloadcapacity(3-3.5*M0)高的过载能力(3-3.5*M0)Dynamics动态特性Shortaccelerationtime非常小的加速时间Smallmassmomentofinertia小的电机转动惯量Lowweight重量低Compactdesign(smalldimensions)紧凑的外型尺寸
4Applicationrangesofservodrives伺服驱动的应用范围
HandlingsystemsFlyingknifeandsaw飞锯Plasticprocessingmachines塑料加工机械Metalforming金属成型设备
Paperprocessing塑料加工机械Sheetmetalprocessing金属片材加工设备Packagingsystems包装机械Materialshandlingtechnology物流控制设备
Woodprocessing木材加工Buildingmaterialtechnology建筑原料加工设备Robotics机器人技术Productionengineering生产过程控制
5Acloserlook:
MarketgrowthinEurope近期展望:在欧洲市场的发展1800Mio€2000Mio€1000Mio€1700Mio€2%/p.a.Gearmotors14%/p.a.ServotechnologyTherearenomajormarketsharestobegainedinthe"Gearmotors"section.
Weare,however,expectinggrowthintheareaofservotechnologysuchaswithdynamicdrives.虽然相对于”Gearmotors”市场分额很小,但我们期待着伺服技术飞快的增长6Comparisonofdifferentdrivesystems不同驱动系统的比较Asynchronous异步DCmotor直流电机Synchronous同步伺服Synchronous同步伺服Power[kW]7.58.37.5Speed[min-1]2900300030003000Type/size[kW]DFV132M2GFVN160MDFY112MLCFM112SEnclosureIP54IP54IP54IP65IP65Coolingfan-cooledfan-cooledself-cooledself-cooledLength(flangedesignko)~400~418~390~390Totalweight[kg]663038.626.2Rotorweight[kg]17.38.168.26.8Jmot[10-4kgm]28049687.468.4Ratedtorque[Nm]24.724.72423.5Max.torque[kg]2.6/1.8xMN1.6xMN3xMN3.5xMNMax.angularacceleration[1/s2]1588797823812025Max.dynamics(synchr.mot.=100%[%]2010100146Idleacceleration[ms]19042038267Comparisonofdifferentdrivesystems不同的驱动系统的比较Motorweight电机重量m[kg]GFVN---直流电机8Comparisonofdifferentdrivesystems不同的驱动系统的比较J[10-4kgm2]Motormassmomentofinertia电机的转动惯量9Comparisonofdifferentdrivesystems不同的驱动系统的比较tA[ms]Accelerationtimewithoutload空载加速时间10Comparisonofdifferentdrivesystems(inreferencetoaccelerationtimeCM112M100%=0.25s)Dynamics动态响应11SystemconfigurationinapplicationDirectcurrentAsynchronousmotorcontrol(U/f)Asynchronousw/motorcontrollerSynchronousControlrange1:100(300)1:10(20)1:1001:300(10.000)Overload%ofMN/M0150-200150<Mk350Accelerationtimeta[%]controlled(synch.=100%)500450-500300-400100ForcedcoolingfanyesyesyesyesStatictorquelimitednolimitedyesMaintenancetime-consuminglowlowlowRepair(motor)mediumdifficultyeasyeasydifficultNon-SEWmotoratamplifieryesyesyesnoStockholdingtime-consuminglowlow(encoder)time-consumingPowerrangelarge0.25-33kWlarge0.37-75kWlarge0.75-75kWlimited0.30-11/17kWOperationwithlargeext.weightverygoodgoodgooddifficult
lowJmotEmergencystopviamech.motorbrakegoodgoodgoodpossible,notWmax12SysteminapplicationASMwithmainspowersupplyAsynchronousmotorControlled(U/f)AsynchronousmotorwithcontrollerSynchronousTypeDV132S4DV132S4DV132S4DFY112M3000Power5.5kW5.5kW5.5kWGearunitR82i=14.69R82i=14.69R82i=14.69R82i=31.78Max.accelerationofa1tloadto1.5m/stime-consuming长时间lowlowlowJext/Jmot5.45.45.4BrakesMech.brakeatfullspeedGen.brakesduringpositioningtravel,thenmech.brakeHoldcontrolSettingrange1:101:501:1001:100Approximatetotalstoppingdistanceincl.0.5spos.timetime-consuminglowlow(encoder)time-consumingTheoreticalstoppingaccuracylarge0.25-33kWlarge0.37-75kWlarge0.75-75kWlimited0.30-11/17kWPracticalstoppingaccuracyverygoodgoodgooddifficultduetolowJmot13Positioningperformanceandrepeataccuracy
Synchronousservomotor同步伺服电机
Positioningaccuracyofca.10angularminutes位置精度为10/MIN
Positioningaccuracyofca.10angularminutes位置精度为10/MINSpeed-controlledasynchronousmotor转速控制的异步伺服电机(CFC)
Positioningaccuracyofca.20angularminutes位置精度为20/MIN
Speed-controlledasynchronousmotor转速控制的异步电机
(U/f)
muchlessthaninspeed-controlledasynchronousmotor
dependsonperiphery(P
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