一种24GHz雷达水位计微带天线阵列设计

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中图分类号：TN822 文献标志码：A 文章编号：2095-2945（2025）19-0030-05

Abstract：Withthedevelopmentneedsofdiversifiedwaterresourcesandenvironmentalperceptionssuchassmartwater conservancyandsmart water，therequirementsformonitoringfactorssuchaswaterlevelsandflowratesinriversandpipelines arebecomingincreasinglyhigh.Howtoincreaseantennagainandreducesidelobeisthemaindesigngoaltoimprovethe rangingrangeand measurementaccuracyof radar water level gauge.Inthispaper，a24 GHzradar water level gauge 4×4 microstripantennaarrayisdesignedbyusingthetransmisionlinetheoreticalmodelresearchmethod，andaninnovativeideaof anidealpowerspliterbasedontheexcitationportisproposed，whichprovidesanobjectiveandaccuratecomparisonreference objectfor the performance evaluation of actual power spliter. The 4×4 arrayantenna obtained through theoretical research， design，simulationandoptimizationachieveshighgain.Theantennagainis19.O3dBiand thebeam widthis19.61 ° x19.97°. It canmeettherequirementsoftheradarwaterlevelgaugesystemundergraduallychangingflowandrapidlychangingflow conditions. It has good application prospects.

Keywords： radar water level gauge; microstrip antenna; ideal power spliter; antenna array; HFSS simulation

雷达水位计具有远距离探测、受气候影响小、可全天候工作等优点，广泛应用于河流水位、灌区明渠水位、水库水位自动监测系统。（剩余5361字）