伺服控制的優(yōu)勢(shì)及特點(diǎn)

ProductTrainingServoTechnology

伺服控制技術(shù)培訓(xùn)Advantagesandfeaturesofaservodrive伺服驅(qū)動(dòng)的優(yōu)勢(shì)及特征Historyofservodrives伺服驅(qū)動(dòng)的歷史”Servo”derivedfromtheLatin(slave,servant,assistant)“Servo”一詞來(lái)源于拉丁語(yǔ)（例如：slave,servant,assistant）

Formerapplicationranges:

-mainlyusedasauxiliarydrives

(e.g.feedinlathes)

從前的應(yīng)用范圍：-主要應(yīng)用于輔助的驅(qū)動(dòng)

(例如.車(chē)床加工機(jī)械)

Today:

-everywherethereisahighdemandfordynamics

andcompactdesign

現(xiàn)在:

-遍及每一個(gè)有高動(dòng)態(tài)性能要求的領(lǐng)域2Featuresofservodrives伺服驅(qū)動(dòng)的特點(diǎn)Servodrivesaredrivesystemsthatexhibit伺服驅(qū)動(dòng)作為一種系統(tǒng)有廣泛的應(yīng)用：Dynamic高的動(dòng)態(tài)性能Precise精確的定位overload-capablebehaviorinawidespeedsettingrange.

非常寬的調(diào)速范圍和高過(guò)載能力

(aservodriveisnotonlyasynchronousmotorwithpermanentmagnetrotor,butalsoanasynchronousmotorthatreachesservocharacteristicswithcertaincontrolmodes)(伺服驅(qū)動(dòng)不僅是轉(zhuǎn)子為永磁體的同步伺服電機(jī)而且包括異步伺服電機(jī)，其性能達(dá)到了同步伺服電機(jī)的特性水平)3Requirementsforservodrives伺服驅(qū)動(dòng)的要求Positioningaccuracy定位精確Speedaccuracy高的轉(zhuǎn)速精度Largespeedsettingrange寬的轉(zhuǎn)速設(shè)定范圍Highstatictorque(n=0)高的靜態(tài)轉(zhuǎn)矩（n=0）Torquestability轉(zhuǎn)矩穩(wěn)定

Overloadcapacity(3-3.5*M0)高的過(guò)載能力（3-3.5*M0）Dynamics動(dòng)態(tài)特性Shortaccelerationtime非常小的加速時(shí)間Smallmassmomentofinertia小的電機(jī)轉(zhuǎn)動(dòng)慣量Lowweight重量低Compactdesign(smalldimensions)緊湊的外型尺寸

4Applicationrangesofservodrives伺服驅(qū)動(dòng)的應(yīng)用范圍

HandlingsystemsFlyingknifeandsaw飛鋸Plasticprocessingmachines塑料加工機(jī)械Metalforming金屬成型設(shè)備

Paperprocessing塑料加工機(jī)械Sheetmetalprocessing金屬片材加工設(shè)備Packagingsystems包裝機(jī)械Materialshandlingtechnology物流控制設(shè)備

Woodprocessing木材加工Buildingmaterialtechnology建筑原料加工設(shè)備Robotics機(jī)器人技術(shù)Productionengineering生產(chǎn)過(guò)程控制

5Acloserlook:

MarketgrowthinEurope近期展望：在歐洲市場(chǎng)的發(fā)展1800Mio€2000Mio€1000Mio€1700Mio€2%/p.a.Gearmotors14%/p.a.ServotechnologyTherearenomajormarketsharestobegainedinthe"Gearmotors"section.

Weare,however,expectinggrowthintheareaofservotechnologysuchaswithdynamicdrives.雖然相對(duì)于”Gearmotors”市場(chǎng)分額很小，但我們期待著伺服技術(shù)飛快的增長(zhǎng)6Comparisonofdifferentdrivesystems不同驅(qū)動(dòng)系統(tǒng)的比較Asynchronous異步DCmotor直流電機(jī)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不同的驅(qū)動(dòng)系統(tǒng)的比較Motorweight電機(jī)重量m[kg]GFVN---直流電機(jī)8Comparisonofdifferentdrivesystems不同的驅(qū)動(dòng)系統(tǒng)的比較J[10-4kgm2]Motormassmomentofinertia電機(jī)的轉(zhuǎn)動(dòng)慣量9Comparisonofdifferentdrivesystems不同的驅(qū)動(dòng)系統(tǒng)的比較tA[ms]Accelerationtimewithoutload空載加速時(shí)間10Comparisonofdifferentdrivesystems(inreferencetoaccelerationtimeCM112M100%=0.25s)Dynamics動(dòng)態(tài)響應(yīng)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長(zhǎng)時(shí)間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同步伺服電機(jī)

Positioningaccuracyofca.10angularminutes位置精度為10/MIN

Positioningaccuracyofca.10angularminutes位置精度為10/MINSpeed-controlledasynchronousmotor轉(zhuǎn)速控制的異步伺服電機(jī)(CFC)

Positioningaccuracyofca.20angularminutes位置精度為20/MIN

Speed-controlledasynchronousmotor轉(zhuǎn)速控制的異步電機(jī)

(U/f)

muchlessthaninspeed-controlledasynchronousmotor

dependsonperiphery(P