1871年,法国科学家圣维南提出了圣维南方程组(英文: de Saint-Venant system of equations),该方程在气动、水力以及其他工程领域中有着广泛的应用。
排灌用泵 irrigation and drainage pump 圣维南方程组 de Saint-Venant system of equations 水流连续性方程 continuity equation of water flow ..
基于22个网页-相关网页
上一篇: 谈论 MATLAB 主要函数指令表(按功能分类) 下一篇: 圣维南方程组 (Shallow water equations)
基于8个网页-相关网页
Various ways of discretization and linearization and such simplified methods were developed to solve the non-linear partial differential Saint-Venant equations. The relevant control models were also established,as well as the control methods、control algorithms from different point of views.
国外关于调水工程渠道控制的研究起步较早,基于非线性偏微分圣维南方程组发展了多种离散化、线性化等简化方法,建立了相应的控制模型,并从不同角度确定了其控制方法以及控制算法。
参考来源 - 国外大型调水工程渠道运行控制综述—《南水北调与水利科技》—2007年第6期—龙源期刊网·2,447,543篇论文数据,部分数据来源于NoteExpress
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.
对圣维南方程组进行离散后,用追赶法对各河道进行演算,由水量平衡原理对各结点进行计算,就可求得河道各断面的水流情况。
After the derivation of the Saint-Venant Equations, water level and discharge of each cross-section are derived by the recursion method and the principle of water balance.
作者通过圣维南方程组的有限差分数值解并使用比例控制方式,编写出计算机程序,实现了自动上游控制灌溉渠道系统的计算机模拟。
Based on the numerical solution of Saint Venant Equations and proportional control mode, the author established a computer program for simulating automatic upstream control irrigation canal system.
应用推荐