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ID:34890789
大小:2.02 MB
页数:10页
时间:2019-03-13
《A preliminary study on the development of an accelerometer-based rainfall sensing system.pdf》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、APreliminaryStudyontheDevelopmentofanAccelerometer-BasedRainfallSensingSystemXinBaiXinQiaoJonathanTurnerClemsonUniversityClemsonUniversityClemsonUniversity101SikesAvenue101SikesAvenue101SikesAvenueClemson,SouthCarolinaClemson,SouthCarolinaClemson,SouthCarolinaxinb@clemson.eduxqiao@clems
2、on.eduJRT5@clemson.eduABSTRACTusingcurrentrainsensortechnologies.Waterconservationhasbecomeincreasinglycriticalinre-centyears.Irrigationwateruseaccountsfor60%oftheInthispaper,wedevelopedaningeniouskindofrainsen-world'sfreshwaterconsumption.Rainsensorsforirrigationsorusingaccelerometerse
3、nsortoaddresstheconcernsmen-systemsaretypicallyusedforsuspendingirrigationeventstotionedabove.Laboratoryresultsshowedthatthisrainsen-conservewaterwhenrainfalloccurs.However,thetradeosorwascapableofpredictingrainfallundercertainassump-betweenperformanceandcostbecameanissueforcurrenttion
4、s.Also,thesystemshowedcertainrobustnesstowardrainsensortechnologies.Tosolvethisproblem,wedesignednoisefactors.anin-expensiveandlow-latencyrainsensorusingtheMMA8452QTripleAxisAccelerometerandtheATmega168mi-Theremainderofthispaperisorganizedasfollows.Incrocontroller.Laboratoryexperimentsh
5、avebeenconductedsection2,wepresentsomebackgroundinformationonac-andresultsshowedthatthesensorwedevelopedwassensi-celerometersandthecurrentrainsensortechnologiesaswelltiveenoughtodetectrainfallandaccelerationvaluescouldastheirissues.Insection3,weintroducedhowweimple-beusedtopredictrainfa
6、llamounts.Thesensoralsoshowedmentedtherainsensorinfulldetail.Insection4,theprocesscertaintolerancefornoisefactorssuchaswindanddebris.andresultsoftheexperimentsareshown.Furtherstudiesareneededtoimprovethedesignandtestinrealenvironment.2.RELATEDWORKKeywords:Rainsensor,Accelerometer,Irriga
7、tion2.1Accelerometer1.INTRODUCTIONAccelerometersarewidelyusedforvariouspurposes.Ac-cordingtothedescriptionintheMMA8452Qmanual,theWiththecurrentgrowthofintheworld'spopulation,wa-accelerometercouldbeusedtodetectthefreefalloflaptops,termanagementhasgrowntobecomeaneverexpandinggive
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