線性化流動 的英文怎麼說

中文拼音 [xiànxìnghuàliúdòng]
線性化流動 英文
linearized flow
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  • 流動 : 1. （液體或氣體移動） flow; run; circulate 2. （經常變換位置） going from place to place; on the move; mobile
  1. In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking

    在第一部分的工作中，利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式（ time - gcm ） ，對重力波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬，結果表明，從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化，大氣的非等溫結構加速了重力波在中層頂區的破碎，重力波的非線性傳播是小尺度對流和湍流產生的一個重要的源。
  2. At yesterday s international mayors forum on sustainable urban energy development, the city fathers gleaned valuable experience from overseas experts and city governors about managing transportation systems. xu kuangdi, head of the chinese academy of engineering, yesterday urged city mayors to improve energy efficiency in buildings. they consume 30 per cent of the total energy in china, a percentage in keeping with its increased urban acceleration

    「城市，讓生活更美好」 ，上海以世博為契機，正從更高的起點審視城市發展目標，通過這項市民參與的活動，推動市內公共客運長途客運省際旅遊客車出租車等更新換代，使上海的公交車更人性化，更舒適更安全，讓這一城市流動風景線更加美麗。
  3. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二，討論了環境位溫與熱成風因子對中尺度對稱不穩定的影響。運用解析的方法求出了擾動流函數的表達式和對稱不穩定的判據，發現環境參考位溫隨高度的變化與熱成風因子使得對稱不穩定臨界理查遜數及擾動的臨界半波長都變大，這有利於對稱不穩定的發生。第三，採用f平面、非靜力平衡、濾聲波模式，討論了中尺度垂直環流非線性攝動分析及演變方程。
  4. The main factors affecting percolation in low permeability reservoirs include stress, threshold pressure gradient, slippage effect and water - blocking effect, which play various roles on percolation, but all will result in non - linear percolation in the end

    影響低滲氣藏滲流特徵的主要因素有應力作用、啟動壓力梯度、滑脫效應和水鎖效應等因素，並且這些因素對滲流影響各有不同，但最終均引起低滲氣藏滲流的非線性化。
  5. Ph linearization method is employed to solve a nonlinear reynolds equation for a steady state and micro - scale flow field, and the approximate function expressions of gas dynamic pressure and velocity in the spiral groove are obtained

    摘要應用ph線性化方法、迭代法，近似求解了螺旋槽內穩態微尺度流動場的非線性雷諾方程，求得了氣體動壓和速度分佈的解析解。
  6. In this paper, by means of the euler systems on the symplectic manifold, the bargmann system and the neumann system for the 4f / lorder eigenvalue problems : are gained. then the lax pairs for them are nonlinearized respectively under the bargmann constraint and the neumann constraint. by means of this and based on the euler - lagrange function and legendre transformations, the reasonable jacobi - ostrogradsky coordinate systems are found, which can also be realized

    本文主要通過流形上的euler系統，討論四階特徵值問題所對應的bargmann系統和neumann系統，藉助于lax對非線性化及euler - lagrange方程和legendre變換，構造一組合理的且可實化的jacobi - ostrogradsky坐標系? hamilton正則坐標系，將由lagrange力學描述的動力系統轉化為辛空間（ r ~ （ 8n ） ， ）上的hamillton正則系統。
  7. With the assumption of insignificant vibration and the results obtained in the sixth chapter, the linear solution for the motion equation of forced vibrating pipe with fixed supports in two ends in steady vibration is derived

    首先，在微小橫振動假設前提下，利用第六章的計算結果，用線性化方法推得了兩端固支水下輸液管道在穩態繞流條件下的強迫振動方程的解。
  8. In the present paper, according to the characteristics of the dynamic running of the thermoelectric refrigerating devices and its components for the refrigerator is analyzed and the independent components " models are established. the entire model describing the working procedure of the refrigerating system is set up with the method of parameters coupling to combine the models of the refrigerating system, load, cabinet and air in the cabinet. the running characteristics of thermoelectric refrigerators on the effects of received current, load and ambient temperature are investigated using small - signal linearization method

    本文根據熱電製冷系統動態運行的特點，分析了電冰箱製冷系統及各個部件的熱物理過程，運用參數耦合的方法把製冷系統、負載、箱體及箱內空氣模型有機地結合在一起，建立了完整的製冷系統工作過程模型，用小階躍信號線性化法分析了電流、負載功率和環境溫度波動共同作用下的熱電製冷器工作特性。
  9. Presents a simple method of compensating friction against the character of the nonlinear model of a brushless dc motor system which transfers the original system model to a simple linear model using the method of input - output linearization, and estimates the coulomb friction in the system in real - time using a nonlinear friction estimator, and then compensate the friction in the system using a friction feedforward, and concludes from simulation results that this method can effectively eliminate the influence of friction in brushless dc motor systems

    針對無刷直流電動機系統的非線性數學模型特點，提出了一種簡單的摩擦補償方法.該方法首先利用輸入輸出線性化方法將原系統模型轉化為一種簡單的線性模型，然後給出一種非線性摩擦估計器實時估計系統中的庫侖摩擦值，最後利用摩擦前饋補償方法對其進行補償.模擬結果表明該方法可以有效地抑制無刷直流電動機系統中的摩擦影響
  10. The results obtained are analysised and compared to experimental results referred to. according to the partial linearization theory of oscillating fluid mechanics and theory of fourier transform, the flow - induced vibration of pipe on offshore platform is studied

    應用振動流體力學中的局部線性化理論及傅立葉變換理論（傅立葉級數及離散傅立葉反變換） ，對海洋平臺輸液管道內流流體激振進行研究。
  11. In phase 2, the nonlinear dynamical properties of the simple, two - degree - of - freedom model of mr damping suspension systems are explored by the method of equivalent linearization

    運用等效線性化方法，分析了懸架系統由磁流變阻尼器而引起的非線性動力學特性。
  12. According to linearizatin theory, the vibration response of the fluid - conveying pipe in water is studied

    令應用線性化理論對水下輸液管道流體激振的動力響應進行了研究。
  13. The dynamic model is a typical nonlinear distributed - parameter system with high dimension about19xn x4, where n is the section number in one reformer. method of lines is adopted to reduce these partial differetial equations ( pdes ) into n lumped - parameter ordinary differetial equations ( odes ) solved by numerical algorithm

    在靜態模型基礎上建立了全流程主要裝置（重整反應器、加熱爐、分離罐）的動態模型，採用分段線性化方法對重整反應分佈參數模型離散化成一組常微分線性方程組進行了求解。
  14. In this paper, the second chapter introduces the reducing idea of inertial manifolds and approximate inertial manifolds, and discuss th e similarity reduction of ks equation. the third chapter introduces the basical idea and theory of the exact linearization controlling, then use this methods to control chaos of an ordinary differential system chen equation and apply the exact linearization controlling method to control the chaotic behaviours, i. e. controlling the chaotic states to steady states

    本文第二章介紹了無窮維動力系統的慣性流形與近似慣性流形的約化思想，並討論了ks方程的直接約化方法。第三章介紹了精確線性化控制方法的基本思想和理論根據，並應用精確線性化控制方法對具有典型混沌動力學行為和性質的一個常微分系統chen方程進行混沌控制，將chen方程的混沌狀態控制為穩定狀態。
  15. The fourth chapter applies the exact linearization controlling method to control the approximate inertial manifolds of a partial differential system ks equation. this method can control the chaotic states into steady states and also can control the steady states into circle solutions. the chen equation and ks equation both have typical dynamical behavior and dynamical character

    第四章中應用精確線性化控制方法對無窮維動力系統ks方程的近似慣性流形進行混沌控制，可以將傳統近似慣性流形下的混沌狀態控制為穩定狀態，也可以將穩定近似慣性流形下的穩定狀態控制為周期解。
  16. In this paper, by using reductive perturbation technique, we studied the solitary waves in nonlinear vibrating string, plasma, blood vessel and nonliear transimission lines respectively

    本論文運用約化攝動法分別研究了非線性弦振動、等離子體物理、血液流動和非線性電路傳輸線等領域中的孤波現象。
  17. In this method, a new perturbation technique called linearization - correction method was used to linearize the nonlinear equations in the model, and then the wavelet precise integration method was used to calculate the sensitivity of the response. at last the stochastic perturbation method is used to analyse the variance and expectation of sediment concentration, rate and depth of flow. the calculated result was high agreement with that result of monte carlo method

    在該方法中，採用了一種擬攝動法對模型中的非線性方程進行線性化，然後採用小波配置法對模型方程進行空間離散，最後用隨機有限元方法求得模型中水流速度，水深和泥沙濃度的統計特性，計算結果和montecarlo法模擬結果吻合得很好。
  18. Taking the hvdc systems as a variable admittance connected at the inverter or rectifier ac bus, the analytical description of the relationship between the variable admittance and active power flows of each generator can be derived. the traditional generator dynamic equations can thus be expressed with the variable admittance of hvdc systems as an additional state variable and changed to an affine form, which is suitable for the global linearization method being used to determine its control variables

    該方法基於微分幾何理論，將直流輸電系統等效為兩個分別連接在整流側和逆變側的變導納支路；在推導出直流輸電系統的等效變導納與各發電機輸出電磁功率間的解析關系后，傳統的發電機動態方程可被表示成仿射非線性的形式，因而可應用全局線性化方法來求得直流輸電系統的調制量。
  19. Lastly the nonlinearity of armature reaction of the dc motor is considered, a variable structure controller is designed based on the feedback linearization method, moreover, a robust controller is designed which can restrain the uncertainty bought by the load disturbance and the nonlinearity of armature reaction simultaneously

    最後，針對直流電機速度控制系統存在電樞反應非線性，設計了基於反饋線性化的變結構魯棒控制器和一種能同時滿足抑制負載擾動和電樞反應非線性引起的不確定的魯棒控制器。
  20. Based on the theory presented by toumi, several integral paths are selected and with linearized scheme numerical simulations of two - phase flow in the shock tube are done for investigating the effects on integral paths

    然後對toumi提出的求解二相流的線性化格式進行了研究，確定了所用的積分路徑，編制了計算程序，並對激波管內兩相流動過程進行了數值模擬。
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