GNSS-RTK技术在水利灌区测绘中的优化研究

——以广东省某粤北县农田水利改造工程为例

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中图分类号：S274 文献标志码：A 文章编号：2095-2945（2025）31-0140-04

Abstract：Asaprovince with developedeconomyandabundantagriculturalresources，Guangdong Provinceisof great significancetoensuringfoodsecurityandimprovingagriculturalproductioneficiency.Theterainofacertaincountyinorth Guangdongiscomplexandchangeable，andtraditionalsurveyingandmapping methodsarediffculttomeettheaccuracyand eficiencyrequirements.Asahigh-precisionandeficientsurveyingandmapping method，GNSS-RTKtechnologyhas wide applicationprospectsinfarlandwaterconservancysurveyingandmapping，butitsaplicationinhillyterrinstillndstobe optimized.Basedontherenovationprojectofanirigationarea，thisstudyfocusesontheaccuracyoptimizationofGNSS-RTK technologyinsurveyingandmappinginhillyirigationareas，aimingtoexploreanauracycontrolparadigmsuitablefor surveyingandmappinginhillyirrgationareasinsouthernChina.Bybuildingadynamiccorretionmodelforreferencestations based on Guangdong CORS，proposing a terrain adaptive elevation fitting method，and designing a "RTK + triangular elevation" collborativemeasurementscheme，itnotonlyhelpstoimprovetherationaityofthelayoutofirigationfacilitiesandthe scientificnatureofwaterresoucesalocationbutalsoItisofgeatsignificancetoteimplementationofthestrategyof"storing grain in the land and storing grain in technology".

Keywords：GNSS-RTKtechnology；irigationdistrictsurveing;accuracyoptimization；multi-sourcedatafusion；iigation district digital twin

国家大力推进农田水利现代化建设，广东省政府明确提出“十四五"期间需完善灌排工程体系、提升农业用水效率（《关于开展小型农田水利建设试点工作的通知》（粤农农函[2022]981号））。（剩余5253字）