等轉矩 的英文怎麼說

中文拼音 [děngzhuǎn]
等轉矩 英文
torque identity
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 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
  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、低速運行時噪聲明顯主要問題,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. In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane

    本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法問題,具體成果和創新點如下1 、根據流體力學理論,建立了螺旋槳推進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳速n為狀態變量,以電機施加為輸入,螺旋槳推力t和q為輸出。
  3. Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine

    選擇了比例長孔式混合器控制空燃比;通過提高壓縮比來彌補動力性的損失;以動力性為主控目標,對最大功率點、最大扭點、中速、最低速點所對應的發動機速做了點火特性的調節;通過空燃比的合理控制,直接改善發動機的動力性、經濟和排放指標;作為對缸內燃燒過程的理論分析,進行了燃燒特性的實驗測試;對原汽油機和新開發的液化石油氣發動機,進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。
  4. The total internal torque in any system is equal to zero.

    任何一個系統,其總內於零。
  5. This research task used industrial controlling computer as the hardcore of the automatic testing system, and the other electrical parameters testing instrument were used as the subordinative equipment of the automatic testing system

    本研究課題採用工控機作為自動測試系統的核心控制設備,其他各種由單片機組成的電參數測試儀、電阻測試儀和速測試儀以及西門子變頻器設備組成測試系統的從屬設備。
  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永磁性體,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,從而有效地完成驅動動作要求。
  7. 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為約束,運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,得到了使受電弓運動性能達到最優的幾何參數。
  8. For the bldcm which has a pseudo - sinusoidal back - emf waveform, this dissertation presents a svpwm control method using six discrete position signals for minimizing the torque ripple. the main aspects for the implementation of this method are analyzed, including the initial orientation of the voltage vector, reasonable choice of the impedance angle and the advance commutation angle, and estimation of the successive rotor positions

    針對反電動勢類似正弦的準正弦波反電動勢無刷直流電動機,本文提出一種基於六個離散位置信號的自同步svpwm (電壓空間矢量法)控制方法,用以削弱電磁脈動,分析了實現這種方法的主要控制環節,包括起動時電壓空間矢量的初始定位,阻抗角與電流超前角的合理選擇以及連續子位置的估計
  9. Furthermore, this dissertation also gives a comprehensive analysis and comparison to the torque ripple factor, torque - current ratio and other aspects for pseudo - sinusoidal emf bldcm drived by 120 conduction mode, 180 conduction mode and self - synchronous svpwm mode respectively. the simulation and the experimental results indicate that self - synchronous svpwm method is more effective for minimizing the torque ripple without any expense of the torque - current ratio when the crest width of the back - emf waveform is less than 107 electrical angles

    對準正弦波反電動勢無刷直流電動機在120導通方式、 180導通方式和自同步svpwm三種控制方式下的脈動系數、電流比方面進行了全面的分析與比較,模擬研究和實驗結果表明,當反電動勢的平頂寬度小於107電角時,採用自同步svpwm控制方法可以在不損失電流比的基礎上,更有效地抑制電磁脈動。
  10. Promax tension ind corp has long sold and manufactured a variety of custo mized air shafts / air chucks / safety chucks, edge position control systems / epc, powder / air / disk brakes and clutches, ac / dc motor control systems, re - winding / un - winding systems, tension control systems, web inspection systems, automatic color register systems, servo - vector control systems, mmi interface and supervisory control and data acquisition ( scada ) systems and others such as slitting, winding, laminating, extruding, coating, and gravure printing machines, even other auxiliary devices etc. for webs such as paper, films, rubber, textiles and foils

    本公司長久以來已經從事製造及銷售有關紙類,薄膜,膠片,紡織品,橡膠薄片卷材的捲筒物控制糸統周邊設備,諸如氣漲軸,氣漲/安全夾頭,邊緣追蹤器裝置,磁粉/氣壓/碟式煞車器及離合器,交直流馬達控制系統,收放料車動系統,張力控制裝置,印刷機靜態觀測器,自動套色控制裝置,伺服向量控制系統,人機介面及監控系統及其他有關印刷,貼合,分條,復? ,塗布,上膠,押出,淋膜產業機械
  11. Based on the basic analysis of the structure and power elements of the hybrid vehicle, this thesis presents a powertrain system with a metal pushing belt cvt, aiming to the development status and trend of the hybrid vehicle technology in our country. a rational control strategy and its work mode of this powertrain system are determined, and correlative parameters such as the engine power, the starting torque, and the differential ratio, the rated power and torque of the motor, and the ratio of the torque synthesizer are systematically designed for the changan star 6350b. at the same time, the design of these parameters is considered as the base of the simulation of the motor control system in next step

    在對混合動力汽車的結構型式和動力元件進行基礎性理論分析后,針對我國汽車技術發展現狀和混合動力汽車技術的發展趨勢,設計了一種基於金屬帶式無級自動變速器cvt混合動力汽車動力傳動系統方案,根據該傳動系統方案制定了比較合理的控制策略和工作模式,並針對長安之星6350b設計了發動機功率和起始、主減速比、電機的額定功率和合成器速比相關參數,為下一步的電機控制系統模擬實驗打下基礎。
  12. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了,位移,速隨時間變化曲線圖,利用單極性霍爾元件測定速並與軟體計算結果進行了比較,採用效電路法計算了堵時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  13. As novel concept actuators, ultrasonic motors have been attracting intensive attention at home and abroad with their outstanding features such as low speed and high torque, large holding torque, rapid response, light weight and compact sizes, simple structure, and no magnetic disturbance, etc. traveling wave ultrasonic motors are especially attracting researchers ’ interest for their good controllability and flexible constructions

    超聲波馬達作為一種全新的驅動器,以低速大、靜態保持力大、響應速度快、體積重量小、結構簡單以及無磁場干擾優點受到國內外的廣泛關注,其中行波超聲波馬達以其控制性能良好和結構靈活優點尤為引人矚目。
  14. It has much merit that controlling structure is simple, and the torque response of system is rapid and has no overtaking melody, and electrical energy can inpour electrified wire netting by returning unit

    它具有控制結構簡單、系統的響應迅速且無超調、電能可通過其回饋單元回饋電網眾多優點。
  15. 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運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運算和實驗研究,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。
  16. This dissertation presents how to use the ultrasonic motor as an actuator to suppress the flutter of a two - dimensional airfoil section with a control surface. the ultrasonic motor, which features simple structure, high torque at low speed, small size, low weight and no electromagnetic contamination, is a promising actuator for the flutter suppression of small aircraft

    超聲電機以其結構簡單緊湊、/質量比大、低速大扭、直接驅動,動態響應快、斷電自鎖和不產生磁場且不受外界磁場干擾優點,有望成為一種非常有前途的作動器,用於小型飛機的機翼顫振主動抑制。
  17. As novel concept actuators, ultrasonic motors have been attracting intensive attention at home and abroad with their outstanding features such as low speed and high torque, large holding torque, rapid response, light weight and compact sizes, simple structure, and no magnetic disturbance, etc, and which have been applied to many fields

    超聲波電機作為一種全新的驅動器,以低速大、大靜態保持力、響應速度快、體積重量小、結構簡單以及無磁場干擾優點受到國內外的廣泛關注,並在眾多領域得到了應用。其中駐波超聲波電機具有驅動和控制電路簡單,速平穩,波動較小突出優點。
  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、負載以及軸向力方面的內容。
  19. As compared with conventional electromagnetic motor, the ultrasonic motor possesses the following features : compactness in size, high - torque at a low - speed range, fast response, insensitive to magnetic fields, high holding torque when power is off and so on

    與傳統電機相比,它具有結構緊湊、低速高、響應快、不受磁場影響、斷電自鎖優點,因而它適合應用於機器人、精確定位裝置、微型機械、航空航天器方面。
  20. Dissertation explains the theory and characteristices of switched reluctance motor based on its idealy linear math mode. analyseing and researching on control characteristic, control parameters, control strategy and their relationship, thesis designed hardware circuit and software of control system based on the strategy. dissertation discussed the transform function of system and illustrates it is essential to chang parameters in the pid control arithmetic, estimating parameters for the digital pid controller primarily, dissertation also researched on the exciting and protection of igbt

    論文以開關磁阻電動機的理想線性數學模型為理論基礎,對其原理特性進行了說明,對開關磁阻電動機的控制特性(速、) 、可控參數(導通角、關斷角、相電流、繞組端電壓)與控制策略(電流斬波、電壓斬波、角度位置控制)及它們之間的關系進行了研究和分析。
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