供應(yīng)低速90TDY060.90TDY100,90TDY115永磁同步電機(jī),直線驅(qū)動(dòng)器 

TCEPCTDY永磁同步電機(jī)55TDY.70TDY.90TDY.110TDY.130TDY.150TDY 產(chǎn)品規(guī)格 55TDY,70TDY,90TDY,110TDY,130TDY,150TDY 55TDY060,55TDY115,55TDY300,55TDY500 70TDY060,70TDY115,70TDY300 90TDY060.90TDY100,90TDY115,90TDY136,90TDY214 110TDY060,110TDY115,110TDY136 130TDY060,130TDY115,150TDY060 同步發(fā)電機(jī)工作原理 • 主磁場(chǎng)的樹(shù)立:勵(lì)磁繞組通以直流勵(lì)磁電流,樹(shù)立極性相間的勵(lì)磁磁場(chǎng),即樹(shù)立起主磁場(chǎng). • 載流導(dǎo)體:三相對(duì)稱的電樞繞組充任功率繞組,成為感應(yīng)電勢(shì)或者感應(yīng)電流的載體. • 切割活動(dòng):原動(dòng)機(jī)拖動(dòng)轉(zhuǎn)子旋轉(zhuǎn)(給電機(jī)輸入機(jī)械能),極性相間的勵(lì)磁磁場(chǎng)隨軸一起旋轉(zhuǎn)并順次切割定子各相繞組(相當(dāng)于繞組的導(dǎo)體反向切割勵(lì)磁磁場(chǎng)). • 交變電勢(shì)的發(fā)生:由于電樞繞組與主磁場(chǎng)之間的相對(duì)切割活動(dòng),電樞繞組中將會(huì)感應(yīng)出大小和方向按周期性變化的三相對(duì)稱交變電勢(shì).通過(guò)引出線,即可提供交換電源. • 感應(yīng)電勢(shì) 有效值:由第11章可知,每相感應(yīng)電勢(shì)的有效值為 • 感應(yīng)電勢(shì) 頻率: 感應(yīng)電勢(shì)的頻率決議于同步電機(jī)的轉(zhuǎn)速n 和極對(duì)數(shù)p ,即 • 交變性與對(duì)稱性:由于旋轉(zhuǎn)磁場(chǎng)極性相間,使得感應(yīng)電勢(shì)的極*變;由于電樞繞組的對(duì)稱性,保證了感應(yīng)電勢(shì)的[本信息來(lái)自于今日推薦網(wǎng)]