基于高程点内插的水利工程复杂断面动态地形计算方法  

Dynamic Topographic Calculation Method of Complex Section of Hydraulic Engineering Based on Elevation Interpolation

作　　者：李征 王栋 LI Zheng;WANG Dong(Shandong Huanghe River Affairs Bureau Binzhou Huanghe River Affairs Bureau,Binzhou 256600,Shandong,China)

机构地区：[1]山东黄河河务局滨州黄河河务局,山东滨州256600

出　　处：《水利科技与经济》2025年第2期32-37,共6页Water Conservancy Science and Technology and Economy

摘　　要：为了提高流量计算精度,研究提出一种基于高程点内插技术与动态垂线布设的复杂断面动态地形计算方法。采用高程点内插技术,获取纵横断面数据,结合动态垂线布设方法,计算出特定位置的高程值,以构建高精度地形信息。结果表明,该方法在测量精度、适用性和数据稳定性方面得分较高,在95分以上;测量误差极小,范围在0.000~0.010mm之间。该方法在测量精度上具有较高的准确性,能够精确计算实际水利工程的复杂河道断面动态地形。In order to improve the accuracy of flow calculation,a dynamic terrain calculation method for complex sections based on elevation point interpolation technology and dynamic vertical line layout is proposed.Vertical and horizontal section data are obtained by elevation point interpolation technology,and the elevation value of a specific position is calculated by combining with dynamic vertical line layout method to construct high-precision terrain information.The research results show that this method has a high score in measurement accuracy,applicability and data stability,above 95 points,and the measurement error is extremely small,ranging from 0.000 mm to 0.010 mm.This method has high accuracy in measurement accuracy,and can accurately calculate the dynamic topography of complex river sections in actual water conservancy projects.

关 键 词：高程 内插法 水利工程 复杂断面 动态地形 

分 类 号：TV222[水利工程—水工结构工程]