ResearchofGreenhouseTemperatureandHumidity
SystemBasedonMonitoringWireless
AbstractSensorNetworks
Inmodemlarge-sizedgreenhouse,oneofthekeyresearchsubjectsistorisewirelessmeasurement
monitoringnetwork.Adoptingcanwirelesssensornetworkintechnology,thecablegreenhousemanualsystemsolvessomeproblemsexistingnetworkandmeasurement,realizesnetworkinformationautomaticmanagement,andimprovetheleveloffacilityagriculturalproduction.
Firstly,accordingtothedesignrequirementsofhardwareandsoftwaresystem,thisdissertation
wirelessdiscussestheresearchschemeofgreenhousesmonitoringsystemonbasedonsensornetwork.Onthisbasis,theresearchfocusesthehardwaredesignofthe
asnodesystemwhichtakestemperatureandhumiditysensor,AVRATmegal28LandCC2400
thecomponents,andthetransplantationofTinyOSoperatingsystem
Secondly,inordertoreducethedataredundanciesandimprovethemeasurementprecision,thebasictheoriesandmethodsofthedatafusiontechnologyinwirelessnetworksisresearchedthatansensorimpmvedadaptivedatafusionalgorithmhasbeenstudied.This
onalgorithmgetstheunbiasedestimatesforeverynodeviaiterativemethodbased
testingdata,andmakestheEuclideandistancebetweennodesandestimate
moreaccurateresultsareasthenodethereliability,obtainedthroughthefusionprocessing
sensorFinally,inordertoobtainthereal timedatabywireless
onnetwork,amethodbasednetworkinmiddlewareisintroducedformonitoringsoftwareofwireless
sensorsensorLabVIEW.ThesoftwarereadsXMLsockettoobtainwirelessnetworkdatathatthroughstandard
cangeneralinterfaceprovidedbymiddleware.Consequently,thesystemvisualmanagement
beconvenientrealized
Keywords:Wireless
LabVll3:Wsensornetworks,Greenhouse,TemperatureandHumidity,Datefusion,