馬達的原理與應(yīng)用幻燈片

1、54motor technology lab., tamkang university線性馬達線性馬達(linear motors)55motor technology lab., tamkang universitylinear drivesair/hydraulic cylinderbeltlinear motorballscrewrack & pinionno backlashno wearhigh speedhigh precisionhigh dynamicunlimited travelsmooth motionmulti-headsoperationlow part co

2、unt線性馬達優(yōu)點線性馬達優(yōu)點linear motion56motor technology lab., tamkang university線性馬達種類線性馬達種類nssnsssn線性步進馬達線性步進馬達鐵心式線性伺服馬達鐵心式線性伺服馬達線性感應(yīng)馬達線性感應(yīng)馬達無鐵心式線性伺服馬達無鐵心式線性伺服馬達57motor technology lab., tamkang university線性步進馬達線性步進馬達 動作原理動作原理1)2)3)4)/ 4/ 4/ 4ab+ -動子定子ab+ -ab+-ab+-磁鐵磁鐵58motor technology lab., tamkang univers

3、ity線性步進馬達基本模組線性步進馬達基本模組( a )( b )( c )直線式直線式旋轉(zhuǎn)式旋轉(zhuǎn)式平面式平面式59motor technology lab., tamkang university直線式直線式 線性步進馬達線性步進馬達1.5m lmpa for bosch, germany60motor technology lab., tamkang university直線式線性步進馬達直線式線性步進馬達定子定子動子動子壓縮空氣壓縮空氣入口入口61motor technology lab., tamkang university線性步進馬達定子凹槽線性步進馬達定子凹槽62motor te

4、chnology lab., tamkang university旋轉(zhuǎn)式旋轉(zhuǎn)式 線性步進馬達線性步進馬達63motor technology lab., tamkang university平面式平面式 線性步進馬達線性步進馬達lmsp,tokyo electrontravel: 640 x 640 mmaccuracy: +/- 0.002 mmvelocity: 1 m/syaw: 2 arc sec10 mm settling: 100 ms64motor technology lab., tamkang university直線式之變化直線式之變化l-typeu-typeo-type6

5、5motor technology lab., tamkang university各式之組合各式之組合直線式直線式 旋轉(zhuǎn)式旋轉(zhuǎn)式 平面式平面式66motor technology lab., tamkang university結(jié)合直線與旋轉(zhuǎn)式步進馬達之結(jié)合直線與旋轉(zhuǎn)式步進馬達之xy table67motor technology lab., tamkang university雙動子線性步進馬達雙動子線性步進馬達直線式直線式平面式平面式68motor technology lab., tamkang university平面式雙動子馬達平面式雙動子馬達典型應(yīng)用例典型應(yīng)用例 :晶圓檢測機，p

6、cb / lcd檢測機，pcb 飛針檢測機，雷射切割機69motor technology lab., tamkang university線性永磁交流馬達線性永磁交流馬達(線性伺服馬達線性伺服馬達)(linear pmsm motor)70motor technology lab., tamkang university鐵心式線性伺服馬達原理鐵心式線性伺服馬達原理 nssnsnns 通常繞線部份為動子, 磁鐵部份為定子 需要光學尺回授做伺服控制 有顯著的 cogging force移動移動導磁鐵心導磁鐵心71motor technology lab., tamkang university鐵

7、心式線性伺服馬達形式鐵心式線性伺服馬達形式* from linear synchronous motors, by g. gieras and z. piech單側(cè)式單側(cè)式管狀馬達管狀馬達 外線圈外線圈雙側(cè)式雙側(cè)式管狀馬達管狀馬達 內(nèi)線圈內(nèi)線圈72motor technology lab., tamkang university鐵心式伺服馬達鐵心式伺服馬達磁鐵磁鐵動子動子光學光學尺尺73motor technology lab., tamkang university雙動子鐵心式伺服馬達雙動子鐵心式伺服馬達74motor technology lab., tamkang university線

8、性伺服馬達線性伺服馬達xy 平臺平臺75motor technology lab., tamkang universitypcb drilling machines應(yīng)用應(yīng)用76motor technology lab., tamkang universitypcb drilling machines馬達馬達77motor technology lab., tamkang university無鐵心式線性伺服馬達原理無鐵心式線性伺服馬達原理 定子由磁鐵排列而成, 通常雙側(cè)式 動子由不導磁材料構(gòu)成(如塑膠), 繞線粘在材料上 氣隙較大, 推力較小, 但cogging force 很小動子定子sns

9、nssnnnssnsnssnnns78motor technology lab., tamkang university無鐵心式線性伺服馬達無鐵心式線性伺服馬達磁鐵磁鐵動子動子79motor technology lab., tamkang university無鐵心與有鐵心馬達組成的無鐵心與有鐵心馬達組成的xy table無鐵心馬達無鐵心馬達有鐵心馬達有鐵心馬達80motor technology lab., tamkang university雙動子無鐵心伺服馬達雙動子無鐵心伺服馬達81motor technology lab., tamkang universitywafer robot

10、 應(yīng)用應(yīng)用82motor technology lab., tamkang university無鐵心伺服馬達組成的無鐵心伺服馬達組成的xy gantry(龍門式平臺龍門式平臺)83motor technology lab., tamkang universityxyz gantry 84motor technology lab., tamkang university管狀線性伺服馬達管狀線性伺服馬達 (linmot)* from 85motor technology lab., tamkang university馬達技術(shù)實驗室馬達技術(shù)實驗室(motor technology lab.)86

11、motor technology lab., tamkang university目前的研究目前的研究磁力軸承與軸流式磁力軸承與軸流式 pump設(shè)計設(shè)計軸向磁通馬達設(shè)計與應(yīng)用軸向磁通馬達設(shè)計與應(yīng)用開關(guān)磁阻馬達自軸承開關(guān)磁阻馬達自軸承(self-bearing)控制控制開關(guān)磁阻馬達震動抑制策略開關(guān)磁阻馬達震動抑制策略開關(guān)磁阻馬達開關(guān)磁阻馬達 pump87motor technology lab., tamkang universityrotor impellerberlin incor i, berlin heart ag,germanymagnetically levitated axial

12、flow blood pump88motor technology lab., tamkang university 轉(zhuǎn)子葉片由輪殼往外設(shè)計為實心結(jié)構(gòu)，葉片容易製造與安裝，但 air gap較大轉(zhuǎn)子為空心結(jié)構(gòu)，葉片由輪殼往內(nèi)的設(shè)計， air gap較小，馬達效率與磁力軸承的可靠度較高outer and inner impeller designouter impeller inner impeller89motor technology lab., tamkang universityring permanent magnetselectromagneticactuatorrotorimpel

13、ler (not shown)motor單軸磁力軸承控制之單軸磁力軸承控制之a(chǎn)xial flow pump設(shè)計設(shè)計(inner impeller)fluid flow2組環(huán)形磁鐵磁鐵(passive radial bearing)提供轉(zhuǎn)子徑向平衡力1組環(huán)型電磁鐵電磁鐵(active thrust bearing) 提供轉(zhuǎn)子軸向力控制軸向位移90motor technology lab., tamkang universityprototypebldchall sensorsfluid flowelectromagneticactuatorring permanent magnets91moto

14、r technology lab., tamkang university實驗室設(shè)計之實驗室設(shè)計之bldc motor定子線圈定子線圈92motor technology lab., tamkang university 輪椅電動機車電動腳踏車wheel motor applications93motor technology lab., tamkang universitymagnetsbearingstatorrotor3相相48極軸向磁通車輪馬達設(shè)計極軸向磁通車輪馬達設(shè)計94motor technology lab., tamkang university實驗室設(shè)計之實驗室設(shè)計之whee

15、l motor定子定子轉(zhuǎn)子轉(zhuǎn)子95motor technology lab., tamkang university實驗室設(shè)計製作之實驗室設(shè)計製作之12/8極極 srm定子定子轉(zhuǎn)子轉(zhuǎn)子96motor technology lab., tamkang university12極驅(qū)動器極驅(qū)動器 實驗平臺實驗平臺實驗系統(tǒng)實驗系統(tǒng)97motor technology lab., tamkang university6/4 極極 srm因為srm之轉(zhuǎn)子必需為凸極結(jié)構(gòu), 若能將轉(zhuǎn)子設(shè)計成近似葉片之形狀近似葉片之形狀, 則轉(zhuǎn)子不只可導引磁場, 亦可用來推動流體98motor technology lab.,

16、 tamkang university60o同一極設(shè)計修正設(shè)計修正:定子分成 3 段, 極線圈在每一段上皆分配一極, 極與極之間相差60o扭轉(zhuǎn)轉(zhuǎn)子成大約45o斜角, 使其近似泵浦葉片99motor technology lab., tamkang universityaxial flow pump機構(gòu)及流體方向機構(gòu)及流體方向bearing impeller (rotor) stator bearing tubefluid flow100motor technology lab., tamkang university實驗室設(shè)計之實驗室設(shè)計之srm motor-pump定子定子流體入口流體入口轉(zhuǎn)子轉(zhuǎn)子101motor technology lab., tamkang university