運轉轉矩 的英文怎麼說

中文拼音 [yùnzhuǎnzhuǎn]
運轉轉矩 英文
running torque
  • : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
  • : 轉構詞成分。
  • : 名詞1. (畫直角或正方形、矩形用的曲尺) carpenter's square; square2. (法度; 規則) rules; regulations 3. [物理學] moment
  • 轉轉 : pop 1
  1. Aiming at permanent brushless dc motor in mini - bev ( battery electric vehicle ) with torque ripple and violent noise during low speed running, the fuzzy control method is combined with slide mode control method to suppress the influence due to un - modeling parameters, and to ensure the robustness in the process of reaching slide mode plane

    摘要針對微型電動車用永磁無別電動機脈動大、低速行時噪聲明顯等主要問題,採用模糊控制和滑模控制相結合的方法,克服了未建模參數的影響,保證了滑模到達階段的魯棒性,同時抑制了脈動。
  2. The experiment results indicate that this method is more effective in the brushless direct current motor ' s low speed torque ripple attenuation, and its more effective in improving system dynamic performance

    行結果表明,此方案能有效地抑制無刷直流電動機低速時的脈動,更好地改善系統的動態性能。
  3. During analyzing the motional parameters of the rigid body, it is difficult to calculate the rotary matrix

    在剛體動參數計算過程中,旋陣的處理是比較麻煩的。
  4. The series 500 actuators are designed for the entire mid - range of torques and operating speeds

    500系列電動執行機構適用於需要全部扭速度的中間值的場合。
  5. Nibco actuators are manufactured in a wide range of output torque and operating speeds to fit your specific requirements

    美國尼伯科執行機構輸出力速度范圍大,能夠滿足用戶的各種要求。
  6. By constructing the geometrical model of a certain underground single arm type pantograph and applying the translation of pantograph - head balancing bar and the perpendicular displacement of pantograph in the direction of the movement of locomotive while raising pantograph as the objective which must satisfy the demands of locomotive ' s stable current collection, this paper applied the multi - objective optimization based on the genetic algorithms to design the pantograph mechanism

    摘要在建立某地鐵單臂受電弓簡化幾何模型的基礎上,根據列車平穩受流對受電弓提出的各項要求,以受電弓升弓時機車前進方向上的縱向偏移量和弓頭平衡桿的平動為目標,以受電弓正常升弓所需升弓等為約束,用基於遺傳演算法的多目標優化技術,對該型受電弓機構進行了優化,得到了使受電弓動性能達到最優的幾何參數。
  7. Contrast between this machine and traditional rolling screen : adopt lower driving, the carrying ability is great, running is stable which settle the problem, such as great torsional moment of central drive, startup loading is great with shock of chain driving

    本機與老式滾筒篩相比,因為採用下傳動有承載能力大平穩,特別克服了中心傳動扭巨大,起動負荷大,鏈傳動沖擊等缺點。
  8. Two nonlinear simulation methods are designed by curve fitting method and anfis which seem simply and right in the simulation experiment. based on the model different control strategies also were realized in detail such as chopped current control ( ccc ), angular position control ( apc ), amplitude - change ccc and pi control. a simple torque sharing function ( tsf ) method and a tsf controller were designed which decreases torque ripple effectively

    文章中還建立一種基於模糊神經網路的非線性模型,並對比分析了三種方法,模擬中確定了電機的最優開通關斷角,在此基礎上實現了電流斬波控制、角度位置控制、變幅值電流斬波控制以及分段雙閉環pi控制,模擬結果表明,它實現了電機的正常行,很好的抑止了電機脈動,同時有效地降低了噪聲。
  9. In this paper, several scheme of vscf is compared firstly, of which gets doubly - fed generating mode. doubly - fed vscf wind power generating system uses a doubly - fed induction generator, which rotate speed can be able to change with wind turbine, and it ensures a constant - frequency output, by controlling the frequency of current input into rotor windings. in vector trans control system, the control of stator active power and the control of stator reactive power can be essentially decoupled, and the former is via torque component and the latter is via exciting component of stator current

    本文首先比較了幾種變速恆頻方案,從中選擇了雙饋式變速恆頻方案;它用雙饋電機的工作原理,允許發電機速變化,而在電機子側接入低頻勵磁電流,通過控制該電流的頻率,保證雙饋電機定子輸出的頻率恆定;再結合矢量控制技術,通過調節子電流來控制定子電流的分量和勵磁分量,相應獨立地控制發電機輸出的有功功率和無功功率。
  10. The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance

    通過對電機的kron變換和對稱分量變換,建立了系統較精確的數學模型,編制了系統動態及穩態行的模擬計算程序分別計算系統的動態和穩態性能。通過對系統的具體參數進行了模擬算和實驗研究,實驗和模擬結果進行比較,說明實驗和理論較為一致,並從系統效率、脈動及兩相逆變器電容的影響等方面與各種逆變器和單相異步電動機組成的變頻調速系統加以比較。在此基礎上,對兩相逆變器供電-異步電動機系統使用諧波抑制pwm控制進行了研究,由於減少了低次諧波,改善了系統性能。
  11. A mathematic model of the motor is builded and emulated through matlab. the low - speed and constant - torque, high - speed and constant - power state is analyzed and researched, also the software approach of simulation to the driver has been done, a digital signal processor tms320lf2407 is developed successfully to control the perm square - wave bldcm driving airscrew of solar powered unmanned engine. it is useful to the further study

    在matlab下建立了電機的數學模型,通過計算機模擬,驗證了數學模型的正確性,同時在理論上對低速恆高速恆功率行進行了分析與研究,提出了一種用模糊控制的方法實現恆功率控制,並對驅動器進行了系統模擬,成功的研製了以數字信號處理控制器tms320lf2407為控制核心的驅動器,控制無刷直流電動機驅動太陽能無人飛機的螺旋槳,為後面繼續研究工作提供了參考。
  12. Stepping drive of synchronous motors, upgrading the design idea of stepping motors from combined electromagnet theory to rotary magnetic field theory, will make the capability and efficiency of the increment control system improved to a new level, which is the research purpose of ac step motion drive this paper begins with the direct torque control method for pmsm to expatiate ac step motion control theory distinctly

    用同步電動機實現步進傳動;將步進電動機的設計思想從組合電磁鐵理論提高為旋磁場,使增量動系統的容量和效率發展到一個新的水平,這就是交流步進傳動的研究目的。為了比較清楚地闡述交流步進理論,本文首先從永磁同步電動機的直接控制演算法入手來分析。
  13. The submarine noise detected by sonar consists of two parts : propeller - generated hydro - dynamical noise, which can be greatly reduced by improving the submarine rear shape ; radiated noise from the submarine structure excited by the centrifugal forces ( moments ) of rotatory machine, which is more complicated and influenced by many factors

    聲納所探測的潛艇噪聲包括兩部分,一是螺旋槳帶來的水動力噪聲,二是潛艇主機工作時產生的不平衡力和力引起潛艇結構振動,帶動流場振動從而輻射噪聲。通過改進潛艇尾部線型設計,已將水動力噪聲降到比較低的程度,而結構噪聲則復雜得多,與許多因素有關。
  14. Secondly, the math model of the high - speed pm generator with a shielding is deduced. the method of how to analyze the electromagnetic field of the generator is introduced. and with the help of a kind of fem software, the parameters of a model machine are calculated and simulated, including the electromagnetic field, no - load voltage, single - side magnetic force, loaded torque and axial force

    其次,對子帶防護罩的高速永磁發電機數學模型進行了推導,介紹了利用有限元法對電機磁場進行分析的方法,並用有限元軟體對一臺樣機的參數進行了模擬,包括電機磁場分析、空載電壓波形、單邊磁拉力、負載以及軸向力等方面的內容。
  15. Yc ycl series single - phase heavy - duty capacitor start asynchronous motor is suitable for driving small lathe and water pump, especially good for families and workshops where only single - phase power is available. this series motors are designed with advanced technique and made of fine materials

    Yc ycl系列大馬力單相電容起動電動機及ycl系列大馬力單相電容起動電動機符合iec標準,起動行可靠,適用於水泵空壓機農業灌溉業建築業製造業。
  16. In the paper, a speed estimator based on artificial neural network is designed according to the principle of direct torque control, the speed estimator is optimized by genetic algorithm, and the parameters of pid speed adjuster is also optimized by genetic algorithm. a stator linkage and torque observer based on stator resistance estimator using fuzzy neural network is also designed. eventually, the intelligent control of direct torque control system is implemented

    本文根據異步電動機直接控制原理,在應用人工神經網路進行速度辨識的基礎上,利用遺傳演算法對神經網路速度辨識器進行了優化設計;用遺傳演算法對pid速度調節器的結構和參數進行了整合;在採用模糊神經網路對電機定子電阻辨識的基礎上,進行了定子磁鏈及的觀測,為最終實現無速度傳感器直接控制系統的智能控制創造了條件。
  17. The mathematical model of diesel - generator set in the mechano - electronic transient process is proposed in this paper, the pulsation and delay of diesel torque are analyzed, the relation between diesel torque and diesel rotational speed together with injection pump rack bar displacement is described exactly. the motion law of diesel - generator set is revealed all - sidedly and nonlinear problem of diesel - generator set is settled by piecewise linearzation method

    本文提出了柴油發電機組機電暫態過程的數學模型,分析了柴油機的脈動和滯后,準確地描述了柴油機輸出軸扭與柴油機速和噴油泵齒桿位移之間的關系,全面揭示了柴油發電機組的動規律,利用分段線性化的方法解決了柴油發電機組的非線性問題。
  18. Simulation results of the method for a three - level inverter feeding induction motor are presented

    根據不同的行速度,選用不同的電壓空間矢量進行線性組合,控制電機的定子磁鏈和電磁
  19. Some practical method to lifting the rated capacity of vsc - hvdc is discussed. ( 4 ) the subsynchronous oscillation ( sso ) characteristics of a synchronous machine connected to a static var compensator is studied with the complex torque coefficient method realized by time domain simulation, and some important conclusions are obtained which can guide the design and operation of svcs to avoid sso problem

    ( 4 )基於時域模擬實現的復系數法,對與靜止無功補償器svc相聯接的同步發電機組的次同步振蕩( sso )特性進行了深入的研究,得出了一些重要結論,可為svc的設計和行提供避免sso的依據。
  20. This second generation technology adds a converging diverging element to cybex dual axis technology s user defined path of motion. the versatility of this technology helps the everyday user or the serious trainer achieve greater results by delivering consistent torque throughout the range of motion to maximize the effect at the muscle, with less stress to the joint

    第二代雙軸技術于自我劃定的動軌跡內加入聚合及分岔動作,使整個動作保持一致的,不單止能強化肌肉的鍛?效果,更可減低對關節的傷害,為每天進行訓練的用者和專業教練提供更勝一籌的鍛?效能
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