Energy managed reporting for wireless sensor networks

《Energy managed reporting for wireless sensor networks》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、Availableonlineatwww.sciencedirect.comSensorsandActuatorsA142(2008)379389EnergymanagedreportingforwirelesssensornetworksGeoffV.Merrett∗,NickR.Harris,BashirM.Al-Hashimi,NeilM.WhiteESDGroup,SchoolofElectronicsandComputerScience,UniversityofSouthampton,UKReceived25September200

2、6;receivedinrevisedform14April2007;accepted15April2007Availableonline19April2007AbstractInthispaper,weproposeatechniquetoextendthenetworklifetimeofawirelesssensornetwork,wherebyeachsensornodedecidesitsindividualnetworkinvolvementbasedonitsownenergyresourcesandtheinformation

3、containedineachpacket.Theinformationcontentisascertainedthroughasystemofrulesdescribingprospectiveeventsinthesensedenvironment,andhowimportantsucheventsare.Whilethepacketsdeemedmostimportantarepropagatedbyallsensornodes,lowimportancepacketsarehandledbyonlythenodeswithhighen

4、ergyreserves.Resultsobtainedfromsimulationsdepictingawirelesssensornetworkusedtomonitorpumptemperatureinanindustrialenvironmenthaveshownthataconsiderableincreaseinthenetworklifetimeandnetworkconnectivitycanbeobtained.Theresultsalsoshowthatwhencoupledwithaformofenergyharvest

5、ing,ourtechniquecanenableperpetualnetworkoperation.©2007ElsevierB.V.Allrightsreserved.Keywords:Wirelesssensornetworks;Industrialmonitoring;Energyaware;Energyharvesting1.IntroductionALS/RMR(InformationmanageDEnergyawareALgorithmforSensornetworkswithRuleManagedReporting).Thee

6、xtensionAwirelesssensornetwork(WSN)typicallyconsistsofainthenetworklifetimeisachievedatthepossiblesacrificeofnumberofsmall,inexpensive,locallypoweredsensornodeslowimportancepackets,asaresultofaunionbetween:thatcommunicatedetectedeventswirelesslythroughmulti-hoprouting[1].WSN

7、sarecontinuingtoreceiveescalatingresearch•Informationcontrol,quantifiedbyasystemofrules,referredinterestdue,inpart,totheconsiderablerangeofapplicationstotoasrulemanagedreporting(RMR).whichtheyaresuited.Applicationsincludeenvironmentalmon-•Energymanagement,supplementedbyenerg

8、yharvesting,foritoring[2],healthcare[3],anddefence[4].Thecostofinstallingexample,m