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1、CHAPTER49WaveGaugingNetworksWorldwide—AnOverviewJ.MichaelHemsley1PE,MASCEAbstractThroughoutthehistoryofsociety'sattemptstobuildonthebeach,waveshavebeentheprincipalantagonist.Engineerssoonlearnedthattobesuccessful,theyhadtounderstandthenatureofthewavesthatattackedtheirstructures.Thatunderstandingh
2、asledtomanyeffortstomeasureorestimatewavestodevelopaclimatologyusefulincoastaldesign.Overthepast25years,ourabilitytoaccuratelyandcost-effectivelymeasurewaveshasimprovedconsiderably.Thishasresultedinanincreasingnumberofgaugingnetworksworldwide.Thispaperisasummaryofmanyofthosenetworks.Informationon
3、thenetworkswillinclude,whereavailable,thetypegaugesused,locationsofstations,additionaldatacollected,anddatadistributionmeans.IntroductionBecausemanywavegaugingprogramsarelocallyinstalledandoperated,theyareknownonlytotheiroperators.OnlyafewofthenetworksareassociatedwiththeWorldMeteorologicalOrgani
4、zation(WMO)andhavetheirdatadistributedworldwideontheGlobalTelecommunicationsSystem(GTS).InformationaboutthenetworksoperatedbytheU.S.NationalDataBuoyCenter(NDBC),CanadianAtmosphericEnvironmentService(AES),andtheUnitedKingdomMeteorologicalOfficewasrelativelyeasytoacquire.Thesmallernetworkshavebeena
5、challenge.Thatchallengehasbeenoffset,though,bythewillingnessofmostnetworkoperators,onceidentified,toshareinformation.Tomostcoastalscientistsandengineers,thesmallnetworksarethemostinteresting.Thelargenetworks,oftenfundedbythecountry'sweatherservice,arewellknown.Butmostnetworkoperators—orpotentialo
6、perators—mustoperateonamuchsmallerscale,sothereisoftenmuchmoretolearnfromotherswhomanagedatacollectioneffortswithinsimilarlyrestrictivebudgets.1Chief,ProgramManagementDivision,NationalDataBuoyCenter,Building1100,StennisSpaceCenter,MS39529-6000,U.S.A.616WAVEGAUGINGNETWORKS617NetworksInall,informat
7、ionhasbeenreceivedorobtainedaboutwavemeasurementnetworksin19countries.Informationhascomefrompersonalcommunications,papersorotherpublications,and,inseveralcases,froma"GuidetoMooredBuoysandOtherOceanDataAcquisitionSystem
