数值模拟鉴江高岭拦河闸流量数学模型建立与水力特性

Establishment of Mathematical Model for Flow Rate and Hydraulic Characteristics of Jianjiang Gaoling Dam using Numerical Simulation

基于数值模拟方法,建立了鉴江高岭拦河闸流量的数学模型,并对其水力特性进行了研究。首先,使用FLUENT软件对鉴江高岭拦河闸进行了三维几何建模,并设置了边界条件和物理参数。然后,采用计算流体力学(CFD)方法,对拦河闸流量进行了数值模拟。通过模拟计算得到了泄流能力、水面高程、压强、流速等水力特性参数。研究结果表明,基于数值模拟的鉴江高岭拦河闸流量数字模型建立及水力特性研究,可以为鉴江高岭拦河闸的设计和优化提供参考,同时为拦河闸的运行和管理提供科学依据。

Based on numerical simulation methods and establishes a mathematical model for the flow rate of the Jianjiang Gaoling dam,and studies its hydraulic characteristics.Firstly,FLUENT software was used to create a three-dimensional geometric model of the Jianjiang Gaoling Dam,and boundary conditions and physical parameters were set.Then,the computational fluid dynamics(CFD)method was used to numerically simulate the flow rate of the dam.Hydraulic characteristic parameters such as discharge capacity,water surface elevation,pressure,and flow velocity were obtained through simulation calculations.The research results indicate that the establishment of a digital model for the flow rate and hydraulic characteristics of Jianjiang Gaoling dam based on numerical simulation can provide reference for the design and optimization of the dam,as well as scientific basis for its operation and management.