相繞相 的英文怎麼說
中文拼音 [xiāngràoxiāng]
相繞相
英文
phase winding-
Many stars orbit around other stars under the mutual gravitational attractions. if two stars orbit around one another, they form a binary star system
在天空中，不少恆星會在相互的引力下互相繞著對方運行，假若系統只有兩顆星，我們會稱之為5 draw wind draw and crowd and twine and combine together production equipment of the craft, relevant technology
拉繞拉擠與纏繞相結合工藝的生產設備相關技術The story centers around the bickering but loving relationship between ethel and norman ( katharine hepburn and henry fonda ), an elderly couple who are spending their 48th summer at their new england country home and celebrating norman ' s 80th birthday
這個故事圍繞一對爭吵不休卻相親相愛的老夫老妻埃塞爾和諾曼（凱瑟琳?赫本和亨利?方達扮演）展開，他們在新英格蘭鄉村小屋共度他們第48個夏天，同時慶祝諾曼的80歲生日。A sense of mutual affection seemed to surround us with a ring of golden peace.
一種相親相愛的感覺似乎用一圈黃金般的和平氣氛圍繞著我們。The stator of aceg is connected to the grid and the three symmetrical excitation windings in the rotor are fed by converter. the magnitude and frequency and phase and phase sequence of excitation voltage can be controlled, so the magnitude and position of excitation mmf as well as the speed of rotor can be controlled. therefore, acegs have superior performances by contrast with conventional synchronous generators and induction generators, such as upstanding stability, power generation of variable speed constant frequency ( vscf ), adjusting active power and reactive power independently, and absorbing lag reactive power deeply
交流勵磁發電機的基本結構與繞線式異步電機相同，其定子側接電網，轉子上採用三相對稱分佈的勵磁繞組，由變頻器提供對稱交流電勵磁，且勵磁電壓的幅值大小、頻率、相位、相序都可根據要求加以控制，從而可以控制發電機勵磁磁場大小、相對于轉子的位置和電機的轉速，使得交流勵磁發電機具有良好的穩定性及轉速適應能力、獨立的有功與無功調節能力和較強的進相運行能力，性能超越傳統同步發電機和感應發電機，因而有著廣闊的應用前景。Considering the above control strategies which make the controller can not be real - time processing because its workload has increased, control circuits of the main switches based on eprom are designed, which can implement control scheme of firing angles and phase voltage. furthermore, it avoids power converter saturation in the process of commutation
上述控制策略的引入造成控制器運算量增大、難以在線實時控制，又設計了基於eprom的主開關器件通斷控制電路，實現了開關磁阻電動機開通關斷角控制及對施加於相繞組上電壓的優化控制，同時避免了換相時可能引起的功率變換器飽和現象。A stepless starting control for three - mutually coil asychronism motor
三相繞線式異步電動機無級起動控制的一種方法The asynchronized synchronous generator ( asg ) ' s reactive power and active power can be adjusted independently by excitation control because of asg ' s special multi - phase wounded winding rotor structure, which provides a novel approach for improving power system ' s stability and extending generator ' s operating range
異步化同步發電機以其獨特的多相繞線式轉子結構，通過勵磁控制可以實現無功、有功的獨立調節，為提高電力系統穩定性和擴大進相運行范圍提供了一條嶄新的途徑。Thirdly, current ripple will be calculated in two current control mode respectively and paper will make a conclusion about its interaction with the voltage, current, frequence and so on. finally this paper will show the design of the controller and test waveforms
另外，本文分析了在兩種電流控制方式下，即pwm控制和滯環控制下電流脈動和相繞組電壓、相電流、轉速和開關頻率的關系。Therefore, this thesis provides a detailed verification of the effects of parasitic capacitances of the anti - phase winding on the efficacy of the proposed technique
因此，反相繞組寄生電容對該技術效能的影響在本文中得到了確認。When the electrical functioning smoothly, the electrical inductance of the winding a reverse electromotive force will be formed, the higher the frequency, the greater the reverse emf
當步進電機運轉時，電機各相繞組的電感將形成一個反向電動勢，頻率越高，反向電動勢越大。For compensating the nonlinear error between winding current and the result magnetic field of stepper motor, the method of minimum square is adopted to fit and correct the error curve of subdivision step angle, and the subdivision precision is improved
為了補償步進電機相繞組電流與其產生磁場之間非線性引起的誤差，採用了最小二乘法對細分步距角誤差曲線進行了擬合與修正，提高了細分精度。It is showed that the torque ripple is not only connected with the phase currents, but also with the other factors, such as the instantaneous phase emf ' s in the case of commutation, the angle of commutation and the parameters of the windings
從一個新的角度分析了繞組換相引起轉矩波動的原因，指出換相轉矩波動不僅與電機繞組電流有關，還與換相時相繞組感生電勢瞬時值、換相位置角、繞組參數等因素有關。Considering the relations between idle load characteristics and armature winding parameters of the salient pole propulsive synchronous motor ( spsm ) with its structure, stator tooth and magnetic saturation, the analysis of numerical method for the back electromotive force calculation of spsm is given under various exciting current values
摘要針對凸極式同步推進電機的空載特性及其繞組參數與電機結構、定轉子齒槽、磁場飽和等緊密相關的問題，分析了在不同勵磁電流下同步推進電機相反電勢的數值計算方法，提出了採用電機磁場能量微動法計算相繞組的參數，並對一臺十二相同步推進電機的繞組參數及其空載特性進行了計算和測量。Three phase wound rotor type induction motor
三相繞線式轉子感應電動機We also select the microchip pic16f877 made by microchip co. ltd as a control chip to realize micro - computer control. this system use three separate channel to find out the " across the zero point " of each back - emf. the program use digital filter to wipe off the pwm interferences and the commutating interferences
系統中採用三個獨立通道分別檢測無刷電機三相繞組的反電勢的各自過零點，同時在軟體中採用數字濾波以消除其它噪聲干擾，使檢測電路檢測到的反電勢過零點更加準確可靠，實現了對五位置傳感器直流無刷電機的數字控制。Three ( 3 ) normally closed, automatic - reset, thermostats connected in series shall be embedded in adjoining phases of the stator windings
三（ 3 ）個串聯的、能夠正常關閉、自動重置溫控器應該植入定子繞組的相鄰相位上。A three - phase winding is put on the inner surface of the stator frame
一組三相繞組放置在定子框架的內表面。In the operation of the doubly salient permanent magnet ( dspm ) motor, some possible failures can occur, including the wrong connections of three armature windings, the wrong orders of three hall sensors, and the failures of hall sensor signals themselves, that is the hail sensor signal keeps the high level or the low level to be unchanged with the rotor position
摘要永磁雙凸極電機運行時，可能會出現以下常見故障：三相繞組線或和三相霍爾連接線的錯誤接線；霍爾信號自身的故障，即恆為高電平或低電平，其電平不隨轉子位置變化而變化。Based on the analysis on winding framework of the motor and the characteristic of manual coiling behavior, bending coiling plan is put forward. and a coiling method that integrated groove winding with smooth winding has been applied after comparing the advantage and disadvantage of groove winding with that of smooth winding
論文對電機轉子鐵芯進行了分析，並參照人手的繞線運動特點，提出了折彎式的繞線原理，並對層繞與分段繞兩種繞線方法進行了比較，最後採用層繞與分段繞相結合的繞線方法。分享友人