永矩 的英文怎麼說

中文拼音 [yǒng]
永矩 英文
permanent moment
  • : Ⅰ副詞(永遠; 久遠) perpetually; forever; always Ⅱ名詞(姓氏) a surname
  • : 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
  1. In single pylon cable stayed bridges, and cable stayed bridges without backstays, when the bottom of the tower bears the moment from the dead load, it is concluded that non - symmetric configuration of pile cluster corresponding to the upper structure is more practical than symmetric configuration of pile cluster

    當獨塔斜拉橋、無背索斜拉橋等橋梁塔底久作用有彎時,與完全對稱的基礎形式相比較,和上部結構相協調的不對稱基礎形式更加適用。
  2. 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磁無別電動機轉脈動大、低速運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,同時抑制了轉脈動。
  3. Torque and minimum dimension of axial - magnetized permanent magnet micromotor

    軸向磁化磁微電機轉與最小尺寸
  4. Torque analysis of planar permanent magnet micromotor based on magnetic field

    基於磁場觀點的平面磁微電機轉分析
  5. The exterior and the install sizes all in the light of iso international criterion to design and make, the whole structure adopt after pull pattern of electrical engine direct link my companys patent, by centernog prop up, the structure is tightly, teardown and maintenance is convenient the bound of capability is broad the alnico of passing wrestdistance uses of advanced thulium material permanent magnet nd fe boron to make inside and outside magnet ; uses of the most streampadd nonmetallic material pad f46 inside to be made - up isolationsheath assembled and its provided with high strength dynam capability

    ,整體結構採用電機直聯的后拉式我公司專利,由中間支架支撐,結構緊湊,拆卸維護方便,性能范圍寬傳遞扭的磁鋼選用先進的稀土材料磁體「釹鐵硼」製造內外磁體,使用最新型非金屬材料內襯f46製成的隔離套組合具有高強度的力學性能,徹底消除了一般磁力泵具有的磁渦流損耗,提高了整機的效率。
  6. This paper presents our research in actuating in - vivo micro - robot based on the capsule endoscope platform by the external power. while seeking secure driving method we take several factors into account, such as driving environment, power transmitting and consuming, motion requirement and controllability, and locating technique. we mainly deal with driving the capsule with spatial gradient magnetic field, so we employ combined electro - magnetic coils, including gradient coils and homogenous coils, which have rotational dof around a translatable patient bed, to compose a controllable uniform gradient which act on the permanent - magnet embedded robot, thereby get an appropriate spatial force and torque to fulfill the anticipant locomotion such as move, stop, pitch and yaw

    基於驅動環境、能量供給和消耗、驅動動作要求及驅動安全性與可控性,定位方案等多方面考慮,尋求安全可靠的腸胃檢查微機器人的外部驅動控制方法,並著重研究直接利用外磁場磁力驅動微機器人:在微機器人內部嵌入磁性體,利用體外的組合電磁線圈產生加載電流控制的驅動磁場,其中外部的電磁線圈由多組梯度線圈和勻場線圈組合構成,通過繞病床的旋轉以及病床的平移共同控制微機器人所在位置的磁場強度及梯度,作用於微機器人內嵌磁體以獲得空間意義上的必要驅動力和調整轉,從而有效地完成驅動動作要求。
  7. Permanent magnet synchronous motor ( pmsm ) drived by triphase sinusoidal current is research object in this paper. its mathematics models in several coordinate are set up, controlling principles of flux linkage and torque are discussed under dtc and the block diagram of pmsm with dtc is presented

    本文以三相正弦波驅動的磁同步電機( pmsm )為研究對象,建立了其在不同坐標系下的數學模型,並深入探討直接轉控制中磁同步電機的磁鏈和轉的控制思想,給出控制方案。
  8. To improve the capability of the bearing - less slice permanent motor, to reduce the ullage of the motor and the badly additive torque, i design optimization the structure of the rotor pm, and two projects are proposed. one is four pieces rotor pm which is the same magnetized and the other is eight pieces rotor pm which is different magnetized direction

    為了進一步改善片狀無軸承磁電機的動態性能,減小電機的損耗及有害的附加轉,優化設計了轉子磁貼片的結構,提出了四片同向充磁和八片正反向充磁兩種方案。
  9. The paper proceeds from the transient equation for voltage and torque, analyze the electromechanic time constant of permanent - magnet dc servomotors based on the theory, and compare with the several testing methods which are used normal in the engineering, point out the difference and applying area also for the testing error which is led to possibly

    摘要為了準確評價伺服電動機的動態性能指標,從電機的電壓、轉平衡方程式出發,在理論上對磁直流伺服電動機的時間常數進行了分析探討,並對工程實際中常用的幾種測試方法進行分析和比較,指出其差別和適用范圍以及可能造成的測試誤差。
  10. This dissertation mainly investigates some robust control strategies of the electromechanical actuator which is supposed to be activated by the sinusoidal permanent magnet synchronous motor ( pmsm ) and limited angle torque motor ( latm )

    本文主要研究了基於正弦波磁同步電機( pmsm )及有限轉角力電機( latm )驅動的電動舵機的魯棒控制策略。
  11. The analysis of commutation torque ripple for permanent - magnet brushless dc motor

    磁無刷直流電機換相轉分析
  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轉磁場,使增量運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,本文首先從磁同步電動機的直接轉控制演算法入手來分析。
  13. We were quarrelling like cats about you, heathcliff ; and i was fairly beaten in protestations of devotion and admiration : and, moreover, i was informed that if i would but have the manners to stand aside, my rival, as she will ha " e herself to be, would shoot a shaft into your soul that would fix you for ever, and send my image into eternal oblivion

    「我們為了你吵得像兩只貓一樣,希刺克厲夫。在訴說愛慕的誓言這方面,我可是給打敗了。而且,已經通知我說,如果我只要懂得靠邊站的規,我的情敵她自己認為是這樣的就要把愛情的箭射進你的心靈,使你不變心,而且把我的影子遠遺忘! 」
  14. A precision force banacing accelerometer for ineration navigation application is developed. the resolution, low - sensitivity threshold and high thermal stability are considered as design parameters. in order to guarantee a low - sensitivity threshold while maintaining robustness against shock, push - pull type long flexures are used in this paper. to improve thermal stability, this paper discusses the use of electromagnets as a magnetic fied source. the silicon pendulum assembly and modified inducance type pick - up is also developed to reduce assembling procedure. the measure range of accelerometer is 0 - 70g

    加速度計的解析度、靈敏度閾值和高的熱穩定性是設計時主要考慮的參數。本論文中使用推?挽式長撓性結構來保證低靈敏度閾值,同時保證抗振魯棒性。為了提高熱穩定性,本文中討論了利用久磁鐵作為磁場源;微加工技術被引入擺組件的結構設計和利用力線圈作為激勵線圈來簡化電感式的檢測裝置。
  15. Combined with the peuliarity of pmsm, the pmsm starting - torque and starting - current are studied, analyze why we chose such a rotor ' s slot, at the same time, generalize how to calculate the resistance of the rotor

    第四部分結合磁同步電動機的自身特點研究了樣機的起動轉和起動電流,並分析了樣機所選轉子槽形,同時得出磁同步電動機< wp = 5 >轉子電阻的計算方法。
  16. Simulation results showed that this control strategy can decrease the stator current anti improve the efficiency of the system

    模擬結果表明磁同步電動機直接轉控制系統最大轉電流比控制可以降低定子電流,減小損耗,從而提高系統效率。
  17. In this paper, the maximum torque per ample ( mtpa ) control in permanent magnet synchronous motor ( pmsm ) direct torque control ( dtc ) driving system was studied

    摘要在磁同步電動機直接轉控制和最大轉電流比控制理論基礎上,研究了磁同步電動機直接轉控制驅動系統最大轉電流比控制的實現。
  18. 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,對轉子帶防護罩的高速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,並運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、負載轉以及軸向力等方面的內容。
  19. The theory has been implemented and verified experimentally on two high performance pmsm dtc drive systems in the laboratories of department of electrical engineering, zhejiang university, china, and the centre for electrical machines and power electronics, university of technology, sydney, australia

    上述理論分別在浙江火學電機控制實驗室以及悉尼科技大學電機及電力電子中心的兩臺高性能磁同步電機直接轉控制驅動系統上應用並實驗驗證。
  20. Direct torque control system and simulation of permanent magnet synchronous motor

    磁同步電機直接轉控制系統和模擬
分享友人