The example of a numerical prediction model shows the basic method of developing adjoint assimilation system of numeric predict model.
而后以一个数值预报模式为例,说明了构造伴随模式同化系统的基本方法。
Comparision experiments were conducted for an explicit and economical explicit time integration scheme (EES) by use of a limited area numerical prediction model.
本文作了有限区数值预报模式显式和省时显式时间积分方案的对比试验。
In addition, GPS observation itself maybe have system error, so it is needed to take into account GPS self-reliability when assimilating the GPS data into the numerical prediction model.
另外,GPS测量可降水量本身可能存在系统误差,在将GPS资料同化入数值预报模式时应关注GPS资料本身的可靠性。
An economical explicit integration scheme for a numerical storm surge prediction model is described in this paper.
本文叙述一种用于风暴潮数值预报模式的经济的显式积分方案。
At present, data errors and model errors are the key factors to the improvement of the numerical weather prediction (NWP) results.
目前,制约数值预报结果准确性进一步提高的关键因素有两个:资料误差和模式误差。
Numerical results are compared with the theoretical prediction and the results of the random foam model.
文中还将数值结果与理论预测以及随机泡沫模型的计算结果进行比较。
Based on induction heating theory, prediction model of CC slab temperature distribution was built and numerical simulation for induction heating process was carried out.
本文应用感应加热理论,建立了连铸坯料温度分布的预测模型,对感应加热过程进行了数值模拟。
Mesoscale numerical weather prediction model is the efficient way to the weather forecast.
中尺度数值预报模式是进行中尺度天气预报的有效手段。
Global regional assimilation and prediction system is a new numerical weather forecast model in China.
全球区域同化预报系统为中国新一代数值天气预报模式。
The rationality of numerical prediction results not only depends on the turbulent model and iterative numerical method adopted but also on the quality and layout of the division grid.
风场数值模拟的预测效果,不仅取决于湍流模型与数值迭代方法,还强烈依赖于离散网格的质量及布局的合理性。
By integrating the thermomechanical coupled FEM with mathematical model of microstructure evolution, the paper proposes a numerical prediction method for microstructure during hot deformation.
将热力耦合有限元方法与金属微观组织演变数学模型相结合,提出了热变形过程微观组织的数值预报方法。
The design model is proved to be steady by the training testing and prediction appraising, and the speed and precision of which are better than the current experiential methods and numerical methods.
通过设计模型训练检验和预测评估,说明设计模型是稳定的,其速度和精度都高于现有的经验方法和数值方法。
The urban air pollution prediction numerical model system is briefly introduced in this paper. The model system is used to predict air pollution in Jinan city.
介绍了城市空气污染数值预报模式系统,并利用该系统对济南市空气污染进行了预报。
This method is a simplified model for water quality prediction with simply computation and rapid speed, so it is an effective complement to the complex numerical simulation.
利用矩阵运算预测水质变化是一种简单的水质预测模型,计算简单、速度较快,是对复杂数值模拟方法的一种补充。
It is a variational method whose constraints are represented by the dynamic model for numerical weather prediction, and is a substantial improvement on the traditional variational scheme.
伴随模式的方法是以数值天气预报的动力模式作为约束条件的变分方法,比传统的变分方法有了很大的改进。
By comparing the predicted results with real numerical values, we can reach that the prediction of accident probability which USES the generalized linear prediction model has some credibility.
通过模型预测结果与实际值对比,得出利用广义线性预测模型对事故概率进行预测具有一定可信度。
Numerical simulation results show that the model provides a good theoretical basis for the control and prediction of the propagation performance of the computer viruses.
数值模拟结果表明,该模型能有效地预测和控制计算机网络病毒的传播。
The theory about performance prediction for gas reservoirs by numerical simulation is introduced, and the mathematical model of the compositional simulation is studied deeply;
引入数值模拟法预测气藏动态的基本思想,深入研究了组分数模模型;
The grey envelope model is used to predict dam monitoring data, thus, single numerical value prediction is changed to interval prediction.
利用包络灰预测模型对大坝监测量的极值进行预测,改变传统对极值的预测方法,使得单一的数值预测变为区间预测。
The grey prediction model provides a new way for predicting the time dynamic numerical array of mine gas emission rate.
灰色预测模型为矿井瓦斯涌出量时间动态数列的预测提供了一条新的途径。
This article has built a new traffic prediction model considering the location factors in traffic districts, compared it with the traditional analytical method through numerical examples.
文章在考虑了各交通小区的区位因素后,建立了一种新的交通预测模型。
The uncertainty of surface emissivity influences directly the efficiency of satellite radiance assimilation in numerical weather prediction model.
地表比辐射率计算的不确定性,直接影响到卫星资料在数值预报中同化应用的效果。
The simulated result of typhoon waves simulation and prediction will be more effective with the surface wind provided by a mesoscale tropical cyclone numerical model, than by the empirical wind mode.
论文提出了在运用海浪模式模拟台风浪时用数值模式模拟风场替代经验模型风场的必要性。
Finally, a comparative study is carried out on the advantages and disadvantages of statistical prediction model of air quality and the numerical forecast model.
比较研究了空气质量统计预报模型和数值预报模式的优缺点。
The numerical simulation model and prediction model on the blast furnace form an integrated analysis system, which is applied to actual production blast furnace and proved to be of practical value.
高炉过程的数值解析及软融带推断形成了比较完整的炉内状况分析体系,在实际高炉生产中的应用表明,该体系具有很好的实用价值。
The numerical simulation model and prediction model on the blast furnace form an integrated analysis system, which is applied to actual production blast furnace and proved to be of practical value.
高炉过程的数值解析及软融带推断形成了比较完整的炉内状况分析体系,在实际高炉生产中的应用表明,该体系具有很好的实用价值。
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