通过长江三峡风滩以上流域作实时洪水预报验证,取得了较好的精度。
The real-time flood forecasting method has been verified through a example of the Yangtze River Valley up stream Fengtan of the Yangtze…
将此系统与传统实时洪水预报系统分别运用于多个不同特征的流域中,比较两者的结果。
The results of the system and standard real-time flood forecasting system for different basins were compared.
对于越来越多流域建立的实时洪水预报系统和防洪决策支持系统,洪水预报的精度是非常重要的。
The precision of the flood prediction is very important to more and more realtime flood prediction systems and flood control decision support systems in many river basins.
可以为流域实时洪水预报和水库实时调度提供科学数据,从而提高水利工程的社会效益和经济效益。
It has provided scientific data for real-time flood forecasting in the basin and reservoir scheduling, and improved social and economic benefit of water conservancy project.
实时洪水预报根据实时的水文气象资料,采用流域水文模型或方法对未来洪水过程或特征做出预测预报。
Real-time flood forecast is a prediction for future flood events or characteristics by adopting watershed hydrological model or methods on the basis of real-time hydrological and meteorological data.
根据圣维南方程组的连续方程,在原有相应涨差模型的基础上,推导出一种新的河道实时洪水预报相应涨差模型。
According to continuity equation of Saint_Venant, and based on the old corresponding rising difference model, the paper developed a new model of channel flood realtime forecasting.
由此还得出另一个结论:在实时洪水预报中,根据不同的预知信息实时选择最佳的模型,能提高洪水预报的精度。
Finally, it is concluded that the best model selection in the light of different predicted information will improve precision for flood forecasting.
黑龙江省洪水预报系统包括模型率定子系统、实时作业预报子系统和系统管理3部分。
The flood forecast system in Heilongjiang Province includes 3 parts, model ratio fixed system, real time forecast system and system managements.
本文提出一种新的误差时序分配实时校正法,可提高洪水预报方案的精度。
A new method of realtime correction with error distribution in time series is given to increase the correctness of flood forecasting.
建立了一种基于神经网络的洪水实时预报模型。
Based on the artificial neural network (ANN), a real-time flood forecasting model is proposed.
提出和讨论了基于马斯京根流量演算河道洪水实时预报的半自适应滤波模型。
Based on the Kilman filter theory and Muskingum method, the half self adaptive updating Kilman filter model of channel flow routing has been developed for real time application of flood forecasts.
本文以枫树坝水库洪水预报实时校正方法的选择为例作一简要介绍。
The paper introduces the actual time correction method of reservoir flood forecast in Fengshuba reservoir.
通过与没有实时修正情况下的雨量站网规划结果相比较,具有实时修正功能的精度较高的洪水预报方案对减少雨量站网密度有较满意的效果。
It is concluded from comparison that the flood forecast project with real-time correcting method is of higher precision and thus useful to reduce the rainfall network density.
建立线性自回归模型,应用于洪水实时预报,并应用aic、BIC这两种准则以确定自回归模型的阶数。
A linear ar model is set up to be applied in real-time flood forecasting. Two criterion AIC and BIC are used to decide the exponent number of the linear ar model.
建立线性自回归模型,应用于洪水实时预报,并应用aic、BIC这两种准则以确定自回归模型的阶数。
A linear ar model is set up to be applied in real-time flood forecasting. Two criterion AIC and BIC are used to decide the exponent number of the linear ar model.
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