非線形方程 的英文怎麼說

中文拼音 [fēixiànxíngfāngchéng]
非線形方程 英文
nonlinear equation
  • 非 : Ⅰ名詞1 （錯誤） mistake; wrong; errors 2 （指非洲） short for africa 3 （姓氏） a surname Ⅱ動詞1 ...
  • 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...
  • 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. For obtaining the numeral solutions of round elastic plates in axisymmetrical deformation with varying - thickness in nonlinear deformation in the unsteady electromagnetic field and mechanical field, by establishing the equations of motion, the equations of distortion, the equations of lorentz force, the equations of electronic dynamic mechenical, and adopting iterative method, we gained the nonlinear magneto - elastic calculation method and outcome of current - carrying shell, and gained the influencing degree toward mechanical parameter of varying thickness round ferreous plates in the electromagnetic field and mechanical field

    摘要為了獲得內邊界固定的環形導電薄板在均布力與橫向磁場作用下的變形問題的數值解，通過建立運動方程、變形方程、電動力學方程和洛侖茲力方程，運用迭代法得出了載流板殼的非線性磁彈性的計算方法和結果，以及機械場、電磁場對鐵質變厚度圓板各力學參量的影響程度。
  2. A structure to the solution set of a nonlinear equation on banach manifolds

    流形上一類非線性方程的解集的結構
  3. Abstract : in this paper ， the problems in collecting data of earth pressure are discussed on the basis of some real projects according to the author ， the present way ， in which earth pressure data are calculated completely from classics theory ， is not practical a nonlinear method of row pile design ， in which the cooperative action of ring beam are taken into account and the lateral pressure is calculated on the basis of the pressure of displacement earth are proposed

    文摘:本文從實例著手，分析了在土壓力取值上存在的問題，目前工程中完全按經典理論進行套算是不確切的;提出了排樁設計中應定量考慮圈樑的協同作用，側壓力按位移土壓力進行計算的非線形方法。
  4. Established the system of coordinates of roll testing, getting the parameters of equation of tooth face by solving the non - linear equations set ; according to the differential geometry and meshing principle, deduce the curvature parameters of tooth face and tooth profile, and get the parameters of instantaneous contact ellipse. emulate the contact trace and contact area of the working tooth face, and drawing the instantaneous drive ratio error curve

    建立了克林貝格擺線齒錐齒輪嚙合分析的對滾模型，通過對非線性方程組的迭代求解，得到齒面方程的各個參數;由微分幾何和切齒嚙合原理推導了齒面上齒廓和齒線方向的曲率參數，得到了瞬時接觸橢圓的參數。根據設計參數和機床調整參數繪制了工作齒面的接觸軌跡和接觸區圖形，並求得了瞬時傳動比的誤差曲線。
  5. In chapter 3, we give an equivalent form of semi - infinite programming, and a locally convergent ssle method is proposed for sip. we only need solve a linear system equations and a subproblem with a parameter per step, also a modified algorithm which saves cost of computations is given, at the end of the paper, we give a proof of the convergence for the algorithms

    第三章通過適當的變形，得到半無限規劃問題的一個等價形式，並給出一個局部收斂的序列線性方程組演算法，這個演算法在每一步，只需求解一個線性方程組和一個帶參數的非線性子問題，證明了演算法的收斂性，同時，給出了一個修正演算法，與前面演算法相比較，修正演算法節約一定的計算量，同樣具有較好的收斂性。
  6. Finally a set of equations with initiate values for boundary value problem is established where the velocity potential and its normal derivative are unknowns. because the model includes the effects of both the time and space to the velocity potential of free surface, it can be applied to strong nonlinear wave. as examples, solitary wave is computed in the numerical flume

    推導給出計算域內以所有節點波勢函數和波面位置高度的時間增量為未知量的線性方程組，並同時考慮時間因素和空間變位對波面勢函數的影響，在預設的計算精度下，通過時步內的循環迭代逐一確定每個時步上的波面運動位置，從而建立了一種可適于求解強非線性波浪變形計算的數值模式。
  7. 4. because there are sub - elements in a member with the introduction of inner joints, when tile spatial stifmess matrix of main joints of a member is made, there are some cases of solving the double nonlinear equations, negative stifmesses, and singular stiffness matrices in process of iterating

    4 、由於引入了內結點，構件存在子單元，在形成主節點的構件空間單元剛度矩陣時，存在雙重非線性方程求解，迭代過程中負剛度和剛度矩陣奇異問題。
  8. A complex particle swarm optimization ( cpso ) algorithm, which combines the advantages of method of complex ( mc ) and particle swarm optimization ( pso ), is put forward to solve systems of nonlinear equations, and it can be used to overcome the difficulty in selecting good initial guess for newton ' s method and the inaccuracy of mc and pso due to being easily trapped into local minima for solving systems of nonlinear equations

    摘要結合復形法與粒子群演算法的優點，提出粒子群復形法，用於求解非線性方程組，以克服牛頓法初始點不易選擇的問題，同時克服復形法與粒子群演算法由於易陷入局部極值而導致方程組的解的精度不夠的不足。
  9. The hot dry rock geothermal energy is a r. ew clean energy and have excellent development prospects, but is not yet exploited on large - scale in our country then to mankind : the theories and technique of the heat extraction all belong to the new task in the new field, and already have a strong appeal to the international technology worker, and already have obtain certainly achievement, on the basis of study by our predecessors, this paper do the as follows work, acquire the following main result : lx present a many fields coupling mathematics model for solid - flow - heat of 3d blocked medium in hdr

    高溫巖體地熱是我國以至人類尚未大規模利用而又極具廣闊開發遠景的新的潔凈能源，對其進行開發利用的理論與技術都屬于新型領域的新型課題，已經吸引了大批的國內外科技工作者的投入，並取得了一定的成果。在前人研究的基礎上，本文做了如下工作，獲得了如下主要成果： 1 、建立了高溫巖體地熱開發的塊裂介質固、流、熱多場耦合數學模型，模型控制方程包括完全耦合的變形方程、滲流方程、熱傳導與對流方程，描述了熱儲層的非線性特性。
  10. In chapter 3, the non - linear equation was linearized with the jacobi matrix, and then the linearized equation was transformed into fixed frame to analyze the stability problem with eigenvalue method ( on - ground or hovering ) or floquet theory ( forward flight ). meanwhile, the equation was perturbed by sweep frequency excitation from steady state to get transit decay of lag response which was then transformed into fixed frame with a numerical fourier coordination transformation ( fct ). the fixed frame response along with the body response was analyzed via an fft to determine modal frequencies

    然後，在穩態響應的基礎上利用雅各比矩陣對非線性方程進行了線化，線化后的方程利用多槳葉坐標變換轉換到固定系下后，利用直接特徵值分析（地面、懸停）或floquet理論（前飛）對系統進行了穩定性分析;同時，對系統進行了瞬態響應分析;在系統達到穩態的基礎上進行掃頻激勵，用fft變換求得系統頻率，進而用移動矩形窗方法分析得到系統的阻尼。
  11. Especially, when the isocline of x is monotone decreasing in 0 < x < 1, the svstem has no limit cycle and is globally stable ; next, we construct a saddle bifurcation at the boundary equilibrium and a degenerated bogdanov - takens bifurcation at the interior equilibrium by choosing appropriate parameter values in the following two sections, where our work are based on the theory of central manifolds and normal torms. we prove that is a codimention 3 focus - type equilibrium. system ( 6. 1 ) will have two limit cycles at some appropriate bifurcation parameter values, and have homoclinic or double - homoclinic orbits at some other appropriate bifurcation parameter values ; at last, we study the qualitative properties of the system at infinite in the poincare sphere

    因為系統在（ 0 ， 0 ）點處沒有定義，這給研究其在（ 0 ， 0 ）附近的動力學性質帶來了困難，我們應用文獻[ 17 ]中關于研究非線性方程奇點的系列理論和方法，圓滿解決了這一問題，給出了第一象限內當t +或t -時，在全參數狀態下系統的軌線趨于（ 0 ， 0 ）點的所有可能情況，其相圖也得以描繪；並且，系統不存在極限環的幾個充分條件我們也予以列出，當x的等傾線在0 x 1范圍內遞減時，系統不存在極限環，全局漸近穩定；然後，我們以中心流形定理和正規型方法為主要工具，巧妙選擇參數，分別構造了一個余維2的鞍點分岔和一個余維3退化bogdanov - takens分岔，證明了平衡點是余維3的焦點型平衡點，存在參數， m ，的值使得系統（ 6 . 1 ）有兩個極限環，還存在參數， m ，的另外值使得系統（ 6 . 1 ）有同宿軌或雙同宿軌。
  12. This paper pointed out and demonstrated the mistake and one - sidedness of huang jia - ying ' s and wang hua - yi ' s theories about gain solution between non - input nodes and other arbitrary nodes and put forward general methods of solving the problem by using linear equation system and mason ' s gain formula according to the equivalence relation of topography and linear equation system

    摘要指出了黃家英和王劃一兩位先生在討論非輸入結點與任意結點間增益時存在著的錯誤性、片面性；並利用拓撲圖與線性方程組的等價關系，得出運用線形方程組求解的一般性方法，同時對兩位先生出現的問題作了證明；最後又給出了用梅遜公式求解的一般性方法。
  13. And then make out the nonlinear equations from the mathematics models, the results includes : the contact angler, contact distortion and axial distortion of each rolling element in the bearing

    求解兩種數學模型的非線性方程組，計算出軸承各滾動體在不同工況下內、外圈接觸角，接觸變形和軸承軸向、徑向位移等。
  14. The algorithm problem of solving the nonlinear operator equations f ( x ) = 0 in banach space has been one of the most interesting problems for many numerical scientists for a long time. at present time one of efficient algorithms to solve this problem is the iterative method. the king - werner method is a efficient one for solving the nonlinear equations

    求解banach空間中非線性方程組演算法問題，一直是數值工作者感興趣的問題之一，迭代法是求解次類方程的一個重要演算法同，解非線形方程組f （ x ） = 0的king - werner迭代法是一個計算效率較高的演算法。
  15. 2. a rational finite element model of thin - wall core box cast - in - site concrete hollow floor is established and such floor is made a non - linear analysis in ansys which is an international common software. comparing numerical analysis results and testing results with the ones achieved by the proposed formula, it is found that they are tallied well, so the validation of the above two methods is verified

    2 、建立了薄壁箱體現澆混凝土空心樓蓋的有限元分析模型，採用ansys有限元軟體對其進行了非線形全過程分析，將有限元計算結果、本文公式的計算結果和試驗結果進行對比分析，發現三者吻合較好，論證了這兩種方法的可行性。
  16. The method not only solves the problem of how to choose a suitable initial value that needed in solving nonlinear system of equations on analysis and synthesis of mechanism by iteration method, but also better thoroughly solves the problem of multi - solutions on the assembly configurations of mechanism and multi - scheme about the synthesis of mechanism

    這不僅解決了迭代求解機構分析與綜合的非線性方程組時所需合適初始點的選取問題，而且較徹底地解決了機構裝配構形以及機構綜合多方案設計等多解問題。
  17. In this paper we reformulate gcp a sasystem of nonlinear equations, and the gcp is reformulated as unconstrained optimization problem, as for the optimization problem, the damped gauss - newton method algorithm of two kinds of steps is employed for obtaining its solution, and the global convergence analysis are given in this thesis

    摘要本文將廣義互補問題轉化為一個非線性方程組問題，然後建立了gcp問題的無約束優化問題的轉化形式，對該優化問題，用兩種步長下的阻尼高斯牛頓演算法來求解，並給出了兩種情況下演算法的全局收斂性。
  18. Four diagnosis models are described as boolean equations, and some related problems are discussed based on boolean equations such as optimal diagnosis, all consistent fault patterns, absolute fault - free and faulty machines etc. next the four models are described as linear equations and then matlab can be used in equation diagnosis

    對基於非齊次線性方程組的診斷進行了進一步的討論，對所有四種診斷模型均表示為非齊次線性方程組的形式，將matlab用於方程的診斷；並對已有的幾種不同類型的方程在診斷中的應用進行了比較。
  19. The initial solutions of two - dimensional harmonic waves are given by landau expansion and the mean - flow - distortion is calculated by the approximation equation. furthermore, we employ iteration method and “ predictor - corrector approach ” to solve the nonlinear equations in order to implement the marching procedure, and the result of nonlinear two - dimensional stability is obtained precisely. the effect of pressure gradient is also studied here

    文中所發展的數值方法，包括採用landau展開給出二維諧波的初始解、模擬流場的均流變形以及採用迭代和預估校正方法實現非線性方程的求解和推進，得到了二維擾動的非平行非線性穩定性的精確結果。
  20. 5 the post monte carlo method was used to solve the reliability problem with great amount of calculation. this method can satisfy with the precision of reliability analysis, which was feasible in engineering. 6 a feasible way to calculate reliability was obtained, and this method can improve the reliability accuracy

    通過對結構功能函數進行泰勒展開至二次非線形項，並結合工程應用原理，得到一種可行的可靠度實用計算方法，此法無須迭代，從而大大減少計算量，且具有比傳統的一次二階矩法更高的精度。
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