GIS技术在防汛应急测绘的应用——以牛山湖淹没分析为例  

Application of GIS Technology in Flood Control Emergency Mapping——A Case Study of Submerged Flooding of Niushan Lake

作　　者：陈涛 彭清山 简金辉 

机构地区：[1]武汉市测绘研究院,湖北武汉430022

出　　处：《城市勘测》2017年第6期53-55,共3页Urban Geotechnical Investigation & Surveying

摘　　要：随着测绘技术从数字化向信息化不断地发展,测绘部门有必要为各部门提供实时应急的测绘支撑和服务,满足突发事件应对的需求。在2016年武汉特大暴雨洪涝灾害下,武汉市测绘研究院以基础地理信息资源为基础,以GIS分析技术为手段,综合运用各类专题数据资料,对湖泊的淹没范围进行预测和评估,计算和模拟出指定水位下的洪水淹没演进结果,为退垸还湖并安全疏散群众提供可靠的科学依据。With the continuous development of Surveying and mapping technology from digitalization to information technology,it is necessary for surveying and mapping departments to provide real-time emergency mapping support and services for various departments to meet the needs of emergency response.In 2016 Wuhan torrential flood disaster,Wuhan Institute of Surveying and mapping based on fundamental geographic information resources,with the analysis of GIS technology,the integrated use of various thematic data,inundated area of lakes for prediction and assessment,calculation and Simulation of evolution results under specified water flooded flood,provides reliable science according to back safe evacuation of the masses.

关 键 词：城市防涝 DEM内插 等高线模拟 武汉市 

分 类 号：P208.1[天文地球—地图制图学与地理信息工程]