偏轉推力 的英文怎麼說

中文拼音 [piānzhuǎntuīlì]
偏轉推力 英文
deflected thrust
  • 偏 : Ⅰ形容詞1 （不正; 歪斜） inclined to one side; slanting; leaning 2 （只側重一面） partial; prejudi...
  • 轉 : 轉構詞成分。
  • 推 : 動詞1 （向外用力使物體移動） push; shove 2 （磨或碾） turn a mill or grindstone; grind 3 （剪或削...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 推力 : visatergo; soot; propulsive force; thrust; momentum thrust
  1. Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated

    由於氣浮臺平衡調試方法和手段的限制，實驗過程中氣浮臺質心與轉動中心有一定的位置偏差，必將導致較大的重力干擾力矩，在辨識演算法的推導過程中，重點考慮了重力干擾力矩的建模和參數辨識問題，推導了氣浮臺的轉動慣量和重力干擾力矩辨識的擴展卡爾曼濾波演算法，並對演算法進行了數學模擬和全物理模擬驗證。
  2. According to the moving characteristics of tracklayer, when the vehicle is on ramp and the ground ' s vertical pressure is linear, the calculating formulas of relationship between the deviation of the instantaneous steering center, the position of vehicle ' s gravity, steering radius, moving velocity, moving acceleration, and vehicle ' s orientation, were obtained by the theory and method of vector analysis in mathematics and mechanics

    摘要根據履帶式車輛的運動特點，運用數力學中矢量分析理論和方法，推導了接地比壓為線性分佈時履帶式車輛在斜坡上轉向時，瞬時轉向中心偏移量與車輛重心位置、轉向半徑、行進速度、加速度、車輛方位相互關系的計算公式。
  3. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  4. In the formula, our experience in structural strength design and the experimental results are considered. and such factors are also considered as differences in materials of the skin and the reinforcer, effects of bending, torsion, stretching and offcenter of the reinforcer. furthermore, through post - buckling stress analysis of the skin, it is shown that even low stress level will result in buckling of the skin, but the skin still has loading capacity

    在總結過去結構強度設計和試驗分析的基礎上，應用扁殼理論，在廣義力與廣義應變關系中考慮了蒙皮與加筋不同材料以及加筋的彎曲、扭轉、伸縮和偏心等的影響，推導出適合於工程應用的加筋殼結構軸壓屈曲臨界載荷的計算方法;並通過對薄壁結構蒙皮后屈曲應力分析，說明蒙皮在很低的應力水平時就出現失穩現象，但失穩后的蒙皮仍具有一定的承載能力。
  5. Cfd is also used to get the data of performance parameters of the nozzle at different nozzle pressure ratio, different nozzle area ratio and different geometric defected angle. the theory of function approximation is used to establish the transient model of thrust vectoring with the data calculated

    本文通過cfd計算獲得矢量噴管的性能參數，如流量系數、推力系數以及有效推力矢量角等與矢量噴管壓比、面積比以及幾何偏轉角之間的關系數據，並利用函數逼近理論建立了矢量噴管的動態數學模型。
  6. Unlike the standard tie fighter, this model featured sturdy deflector shields and a hyperdrive engine, and packed incredible firepower

    與標準的鈦戰機不同，這種飛機有結實的偏轉護盾和超空間推進器，並有可怕的火力。
  7. Magnetic force pump magnet couplings " universal energy equation is educed by analyzing of demagnetization curve, ways of reverting force calculating are introduced according to the equation when inside magnet rotor have axial direction and radial displacement, circumferential moment of magnetic force has been given, magnetic force pump alnico ' s axial direction length, circumferential length, radial thickness amounts are summarized with the analyses of experiment results

    利用退磁曲線法，推導磁力泵聯軸器能量通用公式，導出內磁轉子在軸向偏移和徑向偏置下產生的回復力計算方法，周向傳動轉矩計算方法，結合試驗結果，總結推薦磁力泵磁鋼軸向長度、周向長度、徑向厚度、磁極數設計方法。
  8. Because of its simplicity of the critical moment and the good precision, the solutions based on gjelsvik theory are used in the elastic - plastic phase. the ultimate load carrying capacity of box section beams are calculated considering the effect of plasticity and residual stresses

    其次，運用基於gielsvik約束扭轉理論推導了箱形偏壓桿的彈性彎扭屈曲荷載，同時給出了壓彎桿在彈性彎扭屈曲的軸力和彎矩相關關系。
  9. By extending the calssical fluid mechanism result about the flow field round a pier to two piers, the formula of the deflection degree of flow direcrion is deduced with the assumption that the field around two piers simulates that of one pier

    將流體力學中圓柱繞流經典理論的成果推廣應用於雙圓柱橋墩的情況，假設單橋墩的繞流流場可以按照一定的規律疊加，推導出圓柱形墩斜交橋梁橋下水流流向偏轉角度的計算公式。
  10. The calculation expressions of electromagnetic support forces of the spherical magnetic bearing and the calculation expressions of turning moment for the spin axis of flywheel rotor are presented. the dynamic model in radial translation and in rotation, as welll as the movement simulation with the widely used control method pd was proposed independently

    並按照設計的基本結構，推導了球形磁懸浮軸承的電磁承載力的計算式和偏轉電機提供的偏轉力矩的計算式，並將轉子的運動分為平動和轉動兩部分分別進行了動力學分析，給出其運動方程。
  11. This article examines change of efficiency and equity in three development stages of urban and rural relationship ; analyzes several problems, such as urban - biased strategy dual loss of efficiency and equity under the planning system, adjustment of urban and rural relationship in the process of marketization reform, and the unequilibrium between efficiency and equity ; discusses the countermeasures for giving priority to efficiency with due consideration to equity in the new stage of urban and rural harmonious development ; suggests some policies. such as further promoting urban and rural marketization reform, encouraging consolidated and harmonious development of urban and rural productive element markets, strengthening the state ' s transfer payment for agriculture, the countryside and the peasants, and gradually transiting to a new stage of industry repaying agriculture or the urban area supporting the rural area in return

    摘要文章考察了我國城鄉關系發展三階段中效率與公平狀況的變遷，分析了計劃體制下的城市偏向戰略與效率公平的雙重損失、市場化改革進程中城鄉關系的調整，以及效率與公平的失衡等問題，探討了在統籌城鄉發展新階段中如何兼顧效率與公平的對策措施；提出要繼續推進城鄉市場化改革，實現城鄉要素市場的統一、協調發展，加大國家對農業、農村和農民轉移支付的力度，逐步過渡到工業反哺農業、城市反哺農村的新階段政策建議。
分享友人
分享到 Line

分享到臉書