nonlinear depth 中文意思是什麼
nonlinear depth
解釋
非線性降壓-
Based on the equal strain consolidation model of sand drain, and neglecting the well resistance and the vertical drainage consolidation, a layered model for the nonlinear consolidation of sand drain, which accounts for the geostatic pressure varying along depth and the relationship between the average viod ratio and the logarithm of average effective stress, is presented
摘要基於砂井等應變固結模型，考慮初始有效應力沿深度變化，忽略井阻和豎向排水固結的影響，應用平均孔隙比與平均有效應力的對數關系，建立砂井非線性徑向排水固結的分層計算模型，並求得常荷載作用下的徑向排水固結解析解。 -
The contents include : based on the previous research and the data of experimentations, the author researches and develops a kind of satisfactory semi - empirical formula of nonlinear temperature distribution, and calculates the temperature stress of rigid - framed arch bridge by the fem. the temperature effects of bridge structure by annual and sunlight temperature difference are discussed, it indicates that the temperature effect of annual temperature difference is small but the temperature effect of sunlight temperature difference is great and the temperature stress along beam depth resulted from sunlight temperature difference is nonlinear. with the comparison between the temperature effects of different position of bridge, the results show that where the section of bridge is small, the temperature stress of it is large
本文主要包括以下內容：從理論上研究並結合實測資料發展了一種比較理想的半經驗溫度場非線性分佈公式，並將有限元方法應用於剛架拱橋結構溫度應力的計算中，對橋梁結構進行整體溫度應力分析；討論了年溫差和日照溫差引起的橋梁結構的溫度效應，表明年溫差引起的溫度效應較小，而日照溫差引起的溫度應力較大且沿梁高呈非線性分佈；分析比較了橋梁結構各個部位的溫度效應的大小，可知截面越小溫度拉應力越大，受力越不利；並對箱梁結構由於構造不同引起的縱向與橫向的溫度效應大小進行了探討，發現在頂板下緣也會出現相當大的溫度拉應力，並且梗腋的存在反而增加了頂板底部的溫度拉應力；還對幾種相近的剛構式橋型的溫度效應進行了分析對比，總結了這些橋型針對溫度效應的優劣，並提出相應的針對性措施。 -
In the end, in view of the fact that boussinesq - type equations and the mild slope equations are deduced from different hypothesis conditions and behave differently in simulation of wave propagation, the numerical results of wave propagation effected by strong non - linearity are given by the nonlinear three - dimensional mathematical model which was established for the calculation of 3 - d wave particle velocity and wave pressure and suitable to small size waters of arbitrarily varying depth
最後，鑒于boussinesq型方程和緩坡方程是在不同的假設條件下推導而來，應用於描述近岸水域波浪的傳播變形時具有不同的特點。本報告根據作者所建立的可以對任意水深點流場與波動凈壓力場進行求解、適宜水深任意變化水域非線性波傳播的數學模型，提供了在較強非線性作用下波浪傳播的數值模擬結果。 -
Based on the test results and bearing formula for djcm pile composite ground under rigid foundations, it raises the design formula for the bearing capacity of djcm pile composite ground under flexible foundations. secondly, taking material nonlinear especially the glide between pile and soft soil into account, some tentative analysis and numerical analysis have been done by finite element software - ansys. it summarizes some basic regularity of the pile - soil stress ratio load transferring and variation along depth, deformation characters etc.
其次，本文還應用大型有限元分析軟體ansys ，考慮水泥粉噴樁復合地基中樁-土材料的非線性特性，並特別考慮了樁和樁側土之間有相對滑動的實際情況，對柔性基礎下水泥粉噴樁復合地基的力學性狀作了初步的數值模擬分析，總結出柔性基礎下水泥粉噴樁復合地基中樁土應力比、荷載沿深度的傳遞特性和復合地基的變形特性等方面的基本規律。 -
In this paper generic model control is applied to the design of controlling law of the nonlinear power propulsion system, at the work state of constant depth and variable speed, constant speed and variable depth movement of torpedo. then the simulation program of the torpedo thermal power digital simulation system comes forth which can be used for the dynamic simulation of the performance of the process of open - loop constant depth and open - loop constant speed, the process of close - loop constant depth and close - loop constant speed
本文採用一般模型控制的基本原理，對非線性動力推進系統進行控制律的綜合，設計了魚雷恆深變速、恆速變深控制的閉環控制規律，開發了魚雷熱動力系統數字模擬軟體，對魚雷熱動力推進系統的典型工況：開環恆深、開環恆速以及閉環恆深、閉環恆速進行動態模擬。 -
In this paper, a quasi - 3d model of nearshore wave - induced currents and long waves is established based on the combination of an averaged integration of surface wave - induced currents equation along water depth, a 2d equation for the solution of vertical structures of the currents and a nonlinear parabolic approximate wave reflection - diffraction equation of mild slope
本文建立了將沿水深積分平均的平面波生流方程和求解波生流垂向結構的二維方程與非線性拋物型近似緩坡波浪折射-繞射傳播方程相結合的完整的準三維的近岸波浪引起的水流及其長波的模型。 -
Conventional joint inversion of seismic data and well - logging have many problems such as nonlinear disposing, wavelet problem, model of inversion and reduction and error toleration of data source after studying it in depth
對常規地震測井聯合反演中作了深入的剖析，認為其在非線性問題、子波處理、模型建立以及對實際資料的容錯性等方面仍存在諸多問題。 -
Pressure fluctuation time series in gas - solid fluidized beds contain many dynamic information, such as particle characteristics, operating conditions, bubble behavior. in the paper, nonlinear analysis is adopted and implemented so as to understand the fluidization from a new viewpoint in depth
氣固流化床壓力脈動時間序列包含了床層運動的許多動態行為信息，包括顆粒特性、操作條件，氣泡行為等，文中應用多種非線性方法來對其進行研究，以期能從新的角度來更深入地認識流態化規律。 -
Based on this characterization, we improve the theoretic result which is the foundation of lyapunov backstepping design. the problem that how to construct a control lyapunov function from a weak lyapunov function is a significant one, because the successful reconstruction implies that robust analysis and design can be probed in depth. for affine nonlinear systems, we present a sufficient reconstruction condition and interpretate the constructing procedure by typical examples
刻畫一類存在半正定弱李雅普諾夫函數的全局漸近穩定系統，並用所得結果改進了李雅普諾夫遞推設計的一個重要理論依據；如何由弱李雅普諾夫函數重構控制李雅普諾夫函數，是一個十分重要的問題，因為成功的重構意味著可以進行深入的魯棒分產摘要析與設計，針對仿射系統我們給出了可以重構的充分條件，並用典型例子說明了構造過程 -
In order to acquire 3d spatial position and motion parameters of moving target, the limitation of second focus method to get the depth of target is analyzed according to perspective projection model of target centroid. then, the constraint for obtaining 3d position and motion parameters of moving target centroid from monocular image sequence is presented and proved in this paper. with this constraint, a nonlinear extended kalman filter algorithm for estimating 3d spatial position and motion parameters of moving target centroid from monocular image sequence is proposed
進一步，為獲取目標的空間位置和運動參數等三維信息，在目標和成像系統都運動的情況下，根據目標質心的透視投影成像模型，首先分析了二次成像法獲取目標深度信息的缺陷；然後給出了由單目序列圖像獲取目標質心的空間位置和運動參數的條件，並提出利用多幀單目序列圖像和應用非線性擴展卡爾曼濾波演算法來估計目標質心的空間位置和運動參數；最後對提出的估計方法進行了多組模擬驗證，證明該方法可行有效。 -
When ships are at their actual voyages the working conditions ( such as loading, depth of drafu ship speed ) and the navigating environments ( such as the sea route, depth of water, wind, wave, current ) are variable to a large extent. the whole during is a procedure of model varying with time nonlinear and large disturbance. the introduction of the intelligent controlling method can contribute to the improvement of automation degree for ship avoiding collision and maneuvering systems
由於船舶的運動在實際的航行過程中隨船舶的工作狀態（如載荷、吃水深度、航速等）及航行環境（如航線、水深、風、浪、流等）的不同而有很大的變化，是一個模型時變、非線性、大幹擾的過程，將智能化控制技術用於其中將會有助於船舶避碰與操縱系統的自動化程度的提高。 -
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。 -
Resistance of the stator is obtained by solving a 1 - d magnetic field diffusion problem. based on the code, curves of fcg ' s inductance, resistance, temperature and its output current, voltage are calculated. secondly, the expanding process for an armature of a helical fcg is studied in depth by a nonlinear, explicit finite - element ( fe ) code
數值計算電感時考慮了螺旋型fcg的三維效應，以及電樞表面鏡像電流的分佈，並通過求解圓柱型導線的一維磁場擴散問題比較精確地得到了fcg定子的電阻，在此基礎上計算了fcg裝置的電感、電阻、輸出電流、電壓和溫度等隨時間的變化。
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