基于遥感图像的水文特征分析系统设计Design of hydrological characteristic analysis system based on remote sensing images
巴达日夫
摘要(Abstract):
传统基于Lab VIEW的水文特征分析系统存在对水文特征监测结果准确率低,监测用时长的问题。因此设计基于遥感图像的水文特征分析系统,采用B/S模式设计系统总体架构,确保用户在搜索需要资料的同时提高系统整体的运行效率。设计的系统显示界面可实现站点查询、水文特征、水文形态、水质监测和底图切换的功能,系统采用的SQL Server数据库包括遥感影像数据库、水文特征信息数据库和资料管理维护数据库,完成水文特征数据的全面存储。水文特征分析模块采取数据预处理、水流的流向分析、汇流累积量计算以及河网生成等操作,对水文特征进行全面、准确分析,系统中的水位预警分析模块通过对水域水位进行监测,依照不同安全级别将水位监测结果进行划分,实现对危险水位的准确预警。实验结果表明,所设计系统能对水文特征进行准确分析,具有较高的监测效率。
关键词(KeyWords): 水文特征分析;水资源评价;地下水;GIS;水文地质结构;遥感图像
基金项目(Foundation): 内蒙古教育厅自然科学重点项目(NJZZ18235);; 河套学院引进人才项目(HYRC2017001)~~
作者(Author): 巴达日夫
DOI: 10.16652/j.issn.1004-373x.2018.08.017
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