聯立微分方程 的英文怎麼說

中文拼音 [liánlìwéifēnfāngchéng]
聯立微分方程 英文
simultaneous differential equations
  • 聯 : Ⅰ動詞（聯結; 聯合） unite; join Ⅱ名詞（對聯） antithetical couplet
  • 立 : 動1 （站） stand; remain in an erect position 2 （使豎立; 使物件的上端向上） erect; stand; set up...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 程 : 名詞1 （規章; 法式） rule; regulation 2 （進度; 程序） order; procedure 3 （路途; 一段路） journe...
  1. In the part of orbit control, the main ideas in study is to define the nonlinear control system on a riemann manifold from the global viewpoint, and to build the intimate relation between the geometrical structure of state space and the state equation of nonlinear control system ; in the part of attitude control, the main ideas in study is to deduce mathematical model with good character based on global differential geometry ideas as well as li group and li algebra, moreover, to design corresponding control schemes

    在軌道控制部分，研究的主要思想是從整體化的觀點出發定義一種建立在riemann流形上的非線性控制系統，將狀態空間的幾何結構與控制系統的狀態方程建立直接的聯系。在姿態控制部分，研究的主要思想是以整體微分幾何方法為工具，以李群與李代數等數學理論為基礎，從數學角度建立具有良好性能的數學模型，並設計出相應的控制方法。
  2. And lager step size could be used in the integral process. based on the gear method and the differential - algebraic equation simultaneous solution method, the newton iteration formula is derived in this thesis

    本文根據電力系統全過程動態模擬軟體的基本積分方法（ gear法）和微分一代數方程聯立求解法，構造了gear法聯立求解微分方程組和代數方程組的牛頓迭代公式。
  3. Upwind local differential quadrature method for solving coupled viscous flow and heat transfer equations

    求解粘性流體和熱遷移聯立方程的迎風局部微分求積法
  4. Based on the optimal operation problem of flood control for multi - reservoir such as jiangya, zaoshi and yichongqiao reservoirs on the lishui river, a hierarchical model for optimal flood dispatching of multi - reservoir system, which includes a flood routing model and a discrete differential dynamic program model for the optimal flood dispatching of reservoir sub - system, is established : then a new decomposition - coordination algorithm is put forward

    摘要以澧水流域中上游的江埡、皂市及宜沖橋三庫聯合防洪優化調度問題為背景，建立了河道洪水演進方程與離散微分動態規劃相結合的水庫群防洪優化調度模型，提出了一種離散微分動態規劃與馬氏京根洪水演進相結合的大系統分解協調演算法。
  5. This paper employs differentiation transformation and the method of differentiating completely homogeneous coordinate transformation to set up errors equations group, the discussion of the errors of double - triangle pkm is conducted

    本論文應用微分變換和齊次坐標變換的全微分建立誤差方程組，討論了雙三角形並聯機構的位姿誤差分佈。
  6. In the course of design, we fully consider the actual conditions on the railway and take a series of corresponding measures to the concrete problem. such as we select high - accuracy microconvertor and have the converted function in succession data collecting system chip aduc812, design v / f circuit and external a / d circuit. in anti - interference of the hardware, we try to disperse each function module to avoid interfering each other, adopt photoelectric isolated technology to dispel the circuit connection of input and output. in controlling we import arithmetic mean into strain wave algorithm and real computing technology of virtual value for sample treatment of data, that is using the software to smooth away interfere error and to calculate actual value, thus it makes the precision of the data improve greatly

    在設計過程中，根據系統要求，充分考慮鐵路上的實際情況，針對具體問題採取了一系列的相應措施，如在器件選擇方面選用高精度microconvertor系列、具有adcdma連續轉換功能的數據採集微控制器晶元aduc812 ，設計了v f變換電路和外部a d轉換電路；在硬體抗干擾方面，將每個功能模塊盡量分散獨立開來以避免相互干擾、採用光電隔離技術消除輸入輸出通道上的電路聯系；在控制方面對于采樣數據的處理引入了算術平均值濾波演算法和真有效值的計算方法，即通過使用軟體來濾除系統中有干擾造成的誤差並計算真值，從而使數據的準確性得到極大地提高。
  7. The jacobin matrix and its elements for differential - algebraic equation simultaneous solution with newton method are formed. the network injection current and its partial differential coefficient are also derived. so, the basic calculation formulas for the full dynandc simulation are established

    導出了牛頓法聯立求解微分方程組和代數方程組的雅可比矩陣，以及雅可比矩陣各元素的計算公式；導出了網路方程中電流注入量及偏導數的計算公式。
  8. 3. algebraically explicit analytical solutions of two - buoyancy natural convection in porous media applying the approach of separating variables with addition, the thesis derives three sets of simple and clear algebraically explicit analytical equations describing the natural convection in porous media with both temperature and concentration gradients. besides the theoretical meaning, they are more valuable for be the benchmark solutions to check and improve the computational fluid dynamics and computational heat and mass transfer

    三、多孔介質中溫度與濃度梯度耦合自然對流基本方程的代數顯式解析解本論文對王補宣院士等給出的反映多孔介質中溫度與濃度耦合自然對流的五元非線性聯立偏微分方程，利用加法分離變量法，導出了三套比較簡明的代數顯式解析解。
  9. Abstract : a novel parallel 6 - pss micromotion manipulator is presented. the velocity equation and the acceleration equation are obtained with the theory of parallel robotic mechanisms. the acceleration index of the manip ulator is defined. the relationships between the acceleration index and the link lengths of the manipulator are analyzed, which is useful for the optimal design and application of the manipulator

    文摘:提出一種基於並聯6 - pss機構的新型微操作機器人，建立其速度、加速度輸入輸出方程，並定義其加速度性能指標，分析其加速度性能指標與機構幾何參數關系，為設計和使用該微操作機器人提供理論依據。
  10. According to the inverse solutions of 3 - tpt translational parallel robot mechanisms, in which both the base and the mobile platform are triangle and similar to each other, for the error of the mobile platform center denoted by modulus of error vector, the accuracy model of parallel robot mechanisms is established by the differentiation of the kinematic

    摘要針對具有相似平臺的3 - tpt型三維移動並聯機器人進行了研究，根據其位置反解方程，採用機器人微分理論，以誤差向量的范數表示動平臺中心點的誤差，建立了該機器人精度分析的數學模型。
  11. Correspondingly, two micromachines, made of sma bidirectional bending elements and linear actuating elements according to element - interconnection idea, are studied, and their kinematical equations are founded, respectively

    對兩類分別由sma驅動雙向彎曲、軸向伸縮基本單元互聯而成的微執行機構，進行了運動學分析，並建立了各自的運動學方程。
  12. By way of analysis of heat transfer process of the field - test model, the author formulated a 3 - dimensions heat transfer model which is correspondent to actual performance of buried pipe - in - pipe heat exchanger. coupled with field testing data, the short and long term operation features has been thoroughly analyzed by finite element solution and forward finite - difference analysis of the heat transfer differential equations of buried pipe - in - pipe heat exchanger. by interpreting regularity of continuous and intermittent operations of buried pipe - in - pipe heat exchanger, its heat transfer mechanism has been further explained in this thesis

    本文通過對試驗模型熱過程的深入分析，建立了與實際地下埋管換熱器結構參數相吻合的三維傳熱數學模型，通過有限單元法和向前差分法求解相應微分方程並對分析結果進行關聯耦合，詳細分析了埋管換熱器的短期和長期運行特性，對地源熱泵套管式埋管換熱器連續運行、間斷運行規律進行了解析，進一步弄清了埋管換熱器的傳熱規律。
  13. By studying how international capital flow realizes the division of labor for international industries and the restructuring of global industries ， it analyzes the causes and characteristics of transnational capital flow ， states the positive results and inspecting methods of international capital flow and industrial connections ， makes the theoretical research on the improvement of industrial factors ， the upgrading of industrial structure and the internationalization of industrial development ， and hence establishes the overall relationship between international capital flow and industrial progress. chapter four analyzes such factors as capital ， technology and innovation affected by international capital flow ， in particular how the improvement of the three factors influences industrial competitive power and advantages. by comparing the risks and the benefits of the disposition of global factors on the different methods of international capital flow ， we come to the conclusion that the industrial competitive advantages in the future depends on capital ， technology and management rather than on non - natural factors

    從國際資本流動實現國際產業分工和全球產業結構調整的途徑入手，分析資本跨國界運動的產業動因及其特徵，闡述國際資本流動與產業關聯的實證成果及檢驗方法，並運用宏觀、微觀和中觀的分析方法，對產業要素優化、產業結構升級以及產業發展國際化的問題進行理論上的分析和研究，從而確立國際資本流動對產業演進的總體關系；第四部分著重就國際資本流動對產業演進的資本要素、技術與創新要素和管理要素進行深入分析，主要分析上述三要素的優化過程對產業競爭力以及產業優勢變化所產生的重要影響，從要素全球配置的層面上對國際資本流動不同方式的風險和效益進行比較，得出未來的產業競爭優勢取決于資本、技術和管理等要素，而非自然稟賦要素的結論。
  14. The dynamic equation of simulator is presented to make use of theory analysis, and the simplified model of brushless direct current torque motor is established, and then the simplified equivalent transfer function is established. the controlled member differential equation of three axis simulator table is derived from the dynamic equation and equivalent transfer function, laying a foundation for further analysis and research

    首先對轉臺的系統組成進行了闡述;通過理論分析推導出了轉臺的動力學方程，並建立了無刷直流力矩電機的簡化模型，得到其簡化的等效傳遞函數，將二者聯立得到了三軸轉臺的控制對象微分方程，為深入分析和研究轉臺的性能提供了基礎。
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