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class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>江蘇電動機(jī)報價,電動機(jī)</p><p><span>***更新：</span>2020-06-13 03:17:21</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="oifhj33" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">昆山博途自動化科技有限公司</a></p><p><span>聯(lián)系人：</span>李經(jīng)理</p><p><span>郵箱: </span>lizc163@139.com</p><p><span>電話: </span>15358836958</p><p><span>傳真: </span>0512_36684975</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0512-36685475</p><p><span>地址: </span>昆山市周市鎮(zhèn)昌靈路119號</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="jifcu24" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="keb22ot" class="box"><p><p style="text-indent:25px">他勵直流電動機(jī)的勵磁繞組接到**的勵磁電源供電，其勵磁電流也較恒定，起動轉(zhuǎn)矩與電樞電流成正比。轉(zhuǎn)速變化也為5%~15%?？梢酝ㄟ^消弱磁場恒功率來提高轉(zhuǎn)速或通過降低轉(zhuǎn)子繞組的電壓來使轉(zhuǎn)速降低。復(fù)勵直流電動機(jī)的定子磁極上除有并勵繞組外，還裝有與轉(zhuǎn)子繞組串聯(lián)的串勵繞組（其匝數(shù)較少）。串聯(lián)繞組產(chǎn)生磁通的方向與主繞組的磁通方向相同，江蘇電動機(jī)報價，起動轉(zhuǎn)矩約為額定轉(zhuǎn)矩的4倍左右，江蘇電動機(jī)報價，江蘇電動機(jī)報價，短時間過載轉(zhuǎn)矩為額定轉(zhuǎn)矩的3.5倍左右。轉(zhuǎn)速變化率為25%~30%（與串聯(lián)繞組有關(guān)）。轉(zhuǎn)速可通過消弱磁場強(qiáng)度來調(diào)整。江蘇電動機(jī)報價</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇電動機(jī)報價,電動機(jī)" src="http://tyunfile.71360.com/UpLoadFile/2019/12/7/15/637113296421370377_KSbotuzidonghua_9938028.jpg"></div><p> 電動機(jī)（英文：Electric machinery，俗稱“馬達(dá)”）是指依據(jù)電磁感應(yīng)定律實現(xiàn)電能轉(zhuǎn)換或傳遞的一種電磁裝置。電機(jī)在電路中是用字母M（舊標(biāo)準(zhǔn)用D）表示，它的主要作用是產(chǎn)生驅(qū)動轉(zhuǎn)矩，作為用電器或各種機(jī)械的動力源，發(fā)電機(jī)在電路中用字母G表示，它的主要作用是利用機(jī)械能轉(zhuǎn)化為電能。 </p> <p> 電磁式直流電動機(jī)由定子磁極、轉(zhuǎn)子（電樞）、換向器（俗稱整流子）、電刷、機(jī)殼、軸承等構(gòu)成，電磁式直流電動機(jī)的定子磁極（主磁極）由鐵心和勵磁繞組構(gòu)成。根據(jù)其勵磁（舊標(biāo)準(zhǔn)稱為激磁）方式的不同又可分為串勵直流電動機(jī)、并勵直流電動機(jī)、他勵直流電動機(jī)和復(fù)勵直流電動機(jī)。因勵磁方式不同，定子磁極磁通（由定子磁極的勵磁線圈通電后產(chǎn)生）的規(guī)律也不同。江蘇電動機(jī)報價</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇電動機(jī)報價,電動機(jī)" src="http://tyunfile.71360.com/UpLoadFile/2019/12/7/15/637113296421370377_KSbotuzidonghua_9960335.jpg"></div><p style="text-indent:25px">劃分編輯1.按工作電源種類劃分：可分為直流電機(jī)和交流電機(jī)。1）直流電動機(jī)按結(jié)構(gòu)及工作原理可劃分：無刷直流電動機(jī)和有刷直流電動機(jī)。有刷直流電動機(jī)可劃分：永磁直流電動機(jī)和電磁直流電動機(jī)。電磁直流電動機(jī)劃分：串勵直流電動機(jī)、并勵直流電動機(jī)、他勵直流電動機(jī)和復(fù)勵直流電動機(jī)。永磁直流電動機(jī)劃分：稀土永磁直流電動機(jī)、鐵氧體永磁直流電動機(jī)和鋁鎳鈷永磁直流電動機(jī)。2）其中交流電機(jī)還可劃分：單相電機(jī)和三相電機(jī)。2.按結(jié)構(gòu)和工作原理可劃分：可分為直流電動機(jī)、異步電動機(jī)、同步電動機(jī)。1）同步電機(jī)可劃分：永磁同步電動機(jī)、磁阻同步電動機(jī)和磁滯同步電動機(jī)。2）異步電機(jī)可劃分：感應(yīng)電動機(jī)和交流換向器電動機(jī)。感應(yīng)電動機(jī)可劃分：三相異步電動機(jī)、單相異步電動機(jī)和罩極異步電動機(jī)等。交流換向器電動機(jī)可劃分：單相串勵電動機(jī)、交直流兩用電動機(jī)和推斥電動機(jī)。3.按起動與運行方式可劃分：電容起動式單相異步電動機(jī)、電容運轉(zhuǎn)式單相異步電動機(jī)、電容起動運轉(zhuǎn)式單相異步電動機(jī)和分相式單相異步電動機(jī)。</p><p style="text-indent:25px">電磁式直流電動機(jī)由定子磁極、轉(zhuǎn)子（電樞）、換向器（俗稱整流子）、電刷、機(jī)殼、軸承等構(gòu)成，電磁式直流電動機(jī)的定子磁極（主磁極）由鐵心和勵磁繞組構(gòu)成。根據(jù)其勵磁（舊標(biāo)準(zhǔn)稱為激磁）方式的不同又可分為串勵直流電動機(jī)、并勵直流電動機(jī)、他勵直流電動機(jī)和復(fù)勵直流電動機(jī)。因勵磁方式不同，定子磁極磁通（由定子磁極的勵磁線圈通電后產(chǎn)生）的規(guī)律也不同。串勵直流電動機(jī)的勵磁繞組與轉(zhuǎn)子繞組之間通過電刷和換向器相串聯(lián)，勵磁電流與電樞電流成正比，定子的磁通量隨著勵磁電流的增大而增大，轉(zhuǎn)矩近似與電樞電流的平方成正比，轉(zhuǎn)速隨轉(zhuǎn)矩或電流的增加而迅速下降。其起動轉(zhuǎn)矩可達(dá)額定轉(zhuǎn)矩的5倍以上，短時間過載轉(zhuǎn)矩可達(dá)額定轉(zhuǎn)矩的4倍以上，轉(zhuǎn)速變化率較大，空載轉(zhuǎn)速甚高（一般不允許其在空載下運行）?？赏ㄟ^用外用電阻器與串勵繞組串聯(lián)（或并聯(lián)）、或?qū)⒋畡罾@組并聯(lián)換接來實現(xiàn)調(diào)速。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇電動機(jī)報價,電動機(jī)" src="http://tyunfile.71360.com/UpLoadFile/2019/12/7/15/637113296421526247_KSbotuzidonghua_4558753.jpg"></div><p> 控制原理： </p> <p> 要讓電機(jī)轉(zhuǎn)動起來，控制部就必須根據(jù)Hall-sensor感應(yīng)到的電機(jī)轉(zhuǎn)子所在位置，然后依照定子繞線決定開啟（或關(guān)閉）換流器(Inverter）**率晶體管的順序，使電流依序流經(jīng)電機(jī)線圈產(chǎn)生順向（或逆向）旋轉(zhuǎn)磁場，并與轉(zhuǎn)子的磁鐵相互作用，如此就能使電機(jī)順時/逆時轉(zhuǎn)動。當(dāng)電機(jī)轉(zhuǎn)子轉(zhuǎn)動到Hall-sensor感應(yīng)出另一組信號的位置時，控制部又再開啟下一組功率晶體管，如此循環(huán)電機(jī)就可以依同一方向繼續(xù)轉(zhuǎn)動直到控制部決定要電機(jī)轉(zhuǎn)子停止則關(guān)閉功率晶體管（或只開下臂功率晶體管）；要電機(jī)轉(zhuǎn)子反向則功率晶體管開啟順序相反。江蘇電動機(jī)報價</p><p style="text-indent:25px">江蘇電動機(jī)報價</p><p> 直流電機(jī)編輯直流電機(jī)的勵磁方式是指對勵磁繞組如何供電、產(chǎn)生勵磁磁通勢而建立主磁場的問題。根據(jù)勵磁方式的不同，直流電機(jī)可分為下列幾種類型。 </p> <p> 他勵勵磁繞組與電樞繞組無聯(lián)接關(guān)系，而由其他直流電源對勵磁繞組供電的直流電機(jī)稱為他勵直流電機(jī)，接線如圖1.23（a）所示。圖中M表示電動機(jī)，若為發(fā)電機(jī)，則用G表示。永磁直流電機(jī)也可看作他勵直流電機(jī)。 </p> <p> 并勵并勵直流電機(jī)的勵磁繞組與電樞繞組相并聯(lián)。作為并勵發(fā)電機(jī)來說，是電機(jī)本身發(fā)出來的端電壓為勵磁繞組供電；作為并勵電動機(jī)來說，勵磁繞組與電樞共用同一電源，從性能上講與他勵直流電動機(jī)相同。江蘇電動機(jī)報價</p><p style="text-indent:25px">昆山博途自動化科技有限公司是一家自動化設(shè)備、機(jī)電設(shè)備、機(jī)械設(shè)備、氣動液壓設(shè)備、電氣控制系統(tǒng)裝置設(shè)備、智能機(jī)器人、夾具、治具、模具的設(shè)計、生產(chǎn)、組裝、銷售;計算機(jī)、工業(yè)設(shè)備科技領(lǐng)域內(nèi)的技術(shù)開發(fā)、技術(shù)咨詢、技術(shù)服務(wù)、技術(shù)轉(zhuǎn)讓;計算機(jī)硬件及軟件的銷售;貨物及技術(shù)的進(jìn)出口業(yè)務(wù)。(依法須經(jīng)批準(zhǔn)的項目,經(jīng)相關(guān)部門批準(zhǔn)后方可開展經(jīng)營活動)的公司，創(chuàng)建于2013-08-13。公司自2013-08-13成立以來，投身于[ "電缸", "電動缸", "力位移", "壓裝機(jī)" ]，是農(nóng)業(yè)的主力軍。公司堅持以技術(shù)創(chuàng)新為發(fā)展引擎，以客戶滿意為動力，目前擁有51~100人專業(yè)人員，年營業(yè)額達(dá)到200-300萬元。博途科技始終關(guān)注農(nóng)業(yè)市場，以敏銳的市場洞察力以準(zhǔn)確定位，實現(xiàn)與客戶的成長共贏。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/241018.html</p></div></div></div></div></div><div id="ugyahtq" class="page-right twoColRt"><div id="wl8yfce" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ejyahjl" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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