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数值模型     
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  numerical model
    A TWO-DIMENSIONAL NUMERICAL MODEL OF THE TIDAL MOTIONS IN THE BOHAI SEA
    渤海潮运动的一个二维数值模型
短句来源
    A BASE FUNCTION ALGORITHM OF WATER-QUALITY-FORECAST NUMERICAL MODEL ON MULTIPLE OUTFALL DRAINAGE PROBLEM
    多口排污的水质预测数值模型的基函数算法
短句来源
    A Numerical Model of Coastal Processes of Sand Beaches Based on Long-Term Wave Series
    基于长期波浪序列的沙质海岸演变数值模型
短句来源
    Self-Adaptive Numerical Model and Simulation of Tidal Wave in the East China Sea
    东中国海潮波自适应数值模型及其数值模拟
短句来源
    A nonlinear three-dimensional numerical model is used to simulate the distribution of the internal tide( M_2, S_2, K_1, O_1 )in the Bohai Sea, the Yellow Sea and the East China Sea. The result show that semidiurnal frequence internal tides mainly in two areas, one side of the west of Korean Peninsula waters, another is the north-east of Taiwan (Okinawa Haicao) waters.
    使用三维非线性数值模型(将海洋分为2层)研究了潮汐( M_2, S_2, K_1,O_1分潮)作用下渤黄东海的内潮,揭示了整个海区内潮起伏的空间分布,结果半日内潮主要分布2个区域:一个是朝鲜半岛西侧海域,一个是台湾东北(冲绳海槽)海域。
短句来源
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  numerical modeling
    Firstly, the numerical modeling on the tidal current, and wind-driven current, and wave is studied based on the analysis of spilled oil's behavior at sea, and the numerical modeling on the fates and behaviors of spilled oil based on the particle approach is also studied. By using both Visual Basic and Visual Fortran, the paper develops the oil spill trajectory simulation module.
    在对海上溢油行为分析的基础上,通过对环境动力因素如潮流、风海流、波浪的数值模型研究,采用ADI法进行二维潮流计算,并以“油粒子”概念建立海上溢油主要行为如漂移、扩散、蒸发、乳化的数值模型,利用开发软件Visual Basic和Visual Fortran开发出海上溢油动态模拟模块。
短句来源
  numerical models
    A STUDY OF INTERNAL SOLITARY WAVES AND THEIR NUMERICAL MODELS
    内孤立波的研究与数值模型
短句来源
    Data assimilation is an analysis technique which provides a powerful tool with which link observations and numerical models to obtain more useful information. At present this method becoming a more promising approach with the rapid advances in ocean observing systems, ocean numerical simulations and operational applications.
    资料同化(Data Assimilation)是一种分析技术,它提供了一种将观测数据与数值模型有机结合起来的强有力的手段,能够获取更多需要的信息,随着海洋观测、海洋数值计算和海洋数值预报业务的不断发展,它具有广阔的应用前景。
短句来源
    Eased on the weakly nonlinear theory, the governing equation of mass -transport velocity and the long - term transport equation are derived for narrow estuarine systems. By means of the Current Separating Method and the B -spline collocation method, the numerical models of tide and Lagrangian residual current are established. The numerical scheme of long -term transport equation is based on the Eu-lerian - Lagrangian method and the B - spline collocation method.
    应用弱非线性理论导出了狭窄型河口内拉格朗日余流的控制方程和溶解质长期输运方程,并应用流速分解法和B—样条配置技术建立了潮汐及拉格朗日余流的数值模型,应用欧拉—拉格朗日方法和B—样条配置技术建立了长期物质输运方程的数值模型,对狭窄型河口内潮致—斜压拉格朗日余环流进行了研究。
短句来源
  a numerical model
    A Numerical Model of Coastal Processes of Sand Beaches Based on Long-Term Wave Series
    基于长期波浪序列的沙质海岸演变数值模型
短句来源
    VALIDATION AND APPLICATION ABOUT A NUMERICAL MODEL OF MILD-SLOPE EQUATIONS UNDER A GENERALIZED CURVILINEAR GRID
    广义曲线网格下的缓坡方程数值模型的建立及验证
短句来源
    A numerical model is developed based on depth integrated mean continuity equation and momentum equations, and a 3rd-order wave equation which governs the wave diffraction, refraction and interaction with current.
    本文利用时均的连续方程、动量方程和考虑波浪折射和绕射的波动方程,建立了求解流速场和波面变化的数值模型
短句来源
    In this work a numerical model is developed to study storm surges caused by typhoon in the region.
    本文在数值试验的基础上,提出了一个研究该海域台风风暴潮的数值模型
短句来源
    Based on the semi-implicit difference scheme presented by VincenzoCasulli, a numerical model suitable to current simulation of nearshore shallow sea isset up through improving the bottom friction formula to avoid excessively large valuesof bottom friction term at super shallow sea, linearizing the bottom friction term toget the effect of implicit treatment adopting proper difference scheme for theadvection term to decrease false diffusion and propagation of error resulted from the"movable boundary", and employing high effective iteration algothium to speed up thecomputation.
    在Casulli提出的半隐式有限差分方法的基础上,通过改进底摩擦力公式以避免在超浅水域底摩擦项过大的缺点,对底摩擦项进行线性化处理以获得隐式效果,对平流项采用适当的差分格式以减小假扩散及对活动边界引入误差的传播,采用高效的选代格式提高运算速度,建立了适合于近岸浅海的潮流数值模型
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      numerical model
    Based on the basic principles of the micrometeorology of atmospheric boundary layers and vegetation canopy, a numerical model of the interaction between forest ecosystems and atmospheric boundary layers was developed.
          
    Kinetic theory was introduced to establish a 3D kinetic numerical model for wavelike slug gas-solid flow in this paper.
          
    The flows were also analyzed using a numerical model of the three-dimensional turbulent flow in the pumps near the peak efficiency point using the k-? turbulence model and the VOF cavitation model.
          
    A three-dimensional physical and numerical model of the basic pulse tube refrigerator (PTR) was developed.
          
    The numerical model of automaton behavior is helpful in applying algebraic tools to solve the functional behavior renewal problem.
          
    更多          
      numerical modeling
    The research topics include: numerical modeling of random seismic waves, probabilistic density evolution analysis for nonlinear structural responses, and seismic reliability analysis of large-scale lifeline networks.
          
    Numerical modeling demonstrates that architectures of this kind are promising for acceleration of decoding in the digital communication systems.
          
    The effectiveness of the suggested control law is shown with the aid of numerical modeling.
          
    The problem of numerical modeling consisted in the construction of a system for the prediction of a change in the Gibbs free energy (Δ G) in the course of the formation of protein-protein and protein-ligand complexes.
          
    Results of a numerical modeling experiment are given.
          
    更多          
      numerical models
    Using both analytical and numerical models of the collisionless anisotropic current sheet generated by the impinging flows of transient ions, we have studied the self-consistent solutions taking the plasma trapped in the sheet into account.
          
    On the basis of observations, new numerical models of motion are constructed for all 96 outer satellites of Jupiter, Saturn, Uranus, and Neptune.
          
    Exact solutions of problems of fluid inflow into a well with a vertical hydrofracture and their use in numerical models of flow
          
    Adjustment of numerical models for gamma-ray spectra of samples when subtracting spectra of matrix elements in neutron activatio
          
    Approaches to adjustment of numerical models for gamma-ray spectra of matrix elements are considered.
          
    更多          
      numerical modelling
    Feasibility of numerical modelling: Information aspect
          
    Theoretical research and numerical modelling show that, although mountain torque owes its existence to the unevenness of the ground surface, its sign and intensity depend strongly upon the relative disposition between mechanical and thermal forcing.
          
    Numerical modelling of the effects of ozone on the summer atmospheric circulation
          
    The great role of topography in the developing of general circulation models for numerical modelling of weather and climate has been stressed.
          
    The mechanisms of flame stabilization and low NOx emission features of an eccentric jet pulverized coal combustor were studied through numerical modelling and experimental investigation.
          
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      其他


    A numerical simulation for shoreline evolution of straight beach is developed.In this model the influence of change in wave refraction due to change of shoreline trend during evolution is included.Using this model for computation of the deposition period on the updrift side of a port breakwater,the results agreed quite well with the results by physical model.In computation of shoreline erosion on the downdrift side of that port breakwater, the influence of the variation of longshore breaker height is considered.This...

    A numerical simulation for shoreline evolution of straight beach is developed.In this model the influence of change in wave refraction due to change of shoreline trend during evolution is included.Using this model for computation of the deposition period on the updrift side of a port breakwater,the results agreed quite well with the results by physical model.In computation of shoreline erosion on the downdrift side of that port breakwater, the influence of the variation of longshore breaker height is considered.This model can be used to predict the shoreline erosion-deposition pattern on both sides of a coastal structure on sand beach or to evaluate the effective period and to design the length of a sand blocking structure.

    本文提出了一种适合于计算平直砂质海岸上岸线变形的数值模型。与过去的模型相比其不同点是本模型考虑了由于岸线变形后,岸线走向的改变对波浪折射的影响。作为一个例子对努港突堤上游的淤积年限进行了计算,其结果与有关的物理模型结果颇为接近。对于突堤下游的冲刷过程的计算,考虑了由于沿岸波高变化对沿岸输砂率的影响。这个模型可用于估计砂质海岸上海岸工程建筑物上下游的冲刷与淤积程度,确定拦砂建筑物的工作年限以及拦砂建筑物的长度等等。

    A two-dimensional shallow water equations and convective-diffusion equations have been used to similate the diluting process of cooling water and waste water from a power plant and the equations have been solved by ADI method. We have computed the temperature field of cooling water and the concentraion field of waste water from the power plant at Songyu, Xiamen. The results have been analysed.

    本文采用二维浅水方程和对流扩散方程,模拟沿海港口电厂温排水、废水排放后在远区水域的稀释扩散过程,并用ADI方法求解,对拟建厦门嵩屿电厂温排水、废水排放于附近海域的温度场及浓度场进行计算,结果表明以ADI方法建立起来的二维温排水数值模型来模拟电厂温排水在港湾河口稀释扩散过程是可行的,但存在固有的局限性,本文只适用于远区的垂直平均状况。

    Three models with different coverage and different resolution are developed for the Nanshan sea area, Hainan Island. Good results with high resolution and agreement with real situation were obtained and meeted with emergency requirement of engineering.

    本文建立了三个不同大小和不同分辨率的数值模型,得到了海南南山外海高分辨率的计算結果,与实测结果符合良好。

     
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