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附录附录1ThequietmagneticbarislongsharplytypethedisplacementtransducerisusedinthejourneyandorientthecontrolsummaryThistexthasenumeratedseveralkindsofcommonlyusedtransducerssituationsinthedisplacementcontrolofthelongjourneyofdisplacement,onthebasisofanalyzingthatcomparesvariousdisplacementtransducersprinciplesandcharacteristicsandlimitation,haveexplainedthelongcharacteristKeywordThetransducerlongstraightlinedisplacementofquietmagneticbarcontrolsPLCTheobjectdisplacementexaminationandthecontrolalwaysistheindustrialworldismostcommonlyused,themostfoundationlocalizationmethod.Thepresentstageproductalreadyhadthehugechangeinthestructureandtheperformance,thefunctionhasbeenmoreperfect,thereliabilitywashigher,andturnedtowardstheautomationandtheintellectualizeddirectiondevelopsThedisplacementexaminestheproducttheperformancemainreflectiontosatisfyaspectsandsoonaccuracy,reliability,timeliness,durabilityandautomatedhorizontaldegree.MagnetostaticgridpositiontransmittersynopsisThemagnetostaticgridpositiontransmitter,istheWuhansparklingjadelikestonegoodscienceandtechnologydevelopmentlimitedliabilitycompanydevelopstheproductioninthedigestionabsorptionworldmostadvancedmagneticdisplacementsensortechnologyfoundationthenewhighreliablepositiontransmitterproduct,anitsbeingpublishedreceivesthemetallurgy,themachinery,thepetrification,thetransportation,professionandsoonwaterconservationuniversalfavorsUsesgeneralpositiontransmitter,liquidometer,strobeopeningmeter,drivingtravelingscheduleinstrumentation,cylinderstrokeinstrumentationwhichthistechnologyproducesandsooninbadindustryenvironmentwidespreadutilization,itsnoncontactdisplacementsurveysthewaytobesuitablefortheextremelywidemeasuringrangescope,madeuptheimportproductpricehigh,thepostsaleservicehasbeenimperfect,environmentadaptivenesswasbad,measuringrangelimitation,orderingcyclelongandsoonflaws,couldandmanykindofautomaticcontrolsystemconnectionThismagnetostaticgriddisplacementsurveysthetechnologytoborrowtheVerniercaliperdifferencescaledivisiontomeasuremicrotheprinciple,dependsupontheHalllinearraygrouptomovetheeffect,theanalysisdigitizationmovesabsolutelythecode,accuratereliable,thisoriginalnewtechnologycommercializedadvancementisextremelyrapid.First,magnetostaticgridpositiontransmitterprinciple1st,themagnetostaticgridpositiontransmitterandthemagnetostaticgridrulertwopartsunifiestheusebythemagnetostaticgridsourceThemagnetostaticgridsourceusesthealuminumalloypressuretosealthepassiveneodymiumironboronmagnetismgridcompositionmagnetismgridcodearrayThemagnetostaticgridrulerwiththeInnerTibetembeddedmicroprocessorsystemspeciallymadehighstrengthaluminumalloytubingseal,usestheswitchHallsensingcomponenttocomposeHalltocodethearray,thealuminumalloytubingexterioruseguardsagainstthewholesale2nd,themagnetostaticgridsourcethespoolthreaddoesalongthemagnetostaticgridrulerwhenrelativegaplatitudeandrelativeposturelatitudereaches50mmwithoutthecontacttherelativemotion,bythemagnetostaticgridruleranalyzesthedigitizeddisplacementinformation,producesdirectlyishigherthanamillimetermagnitudethedisplacementquantitydigitalsignal.Excavatestheembeddedmicroprocessorfullytheresources,enhancesthedatarenewalspeedtoamillisecondmagnitude,inordertocanadaptbelow5m/SthevelocityofmovementdisplacementresponseThedirectsurveyobjectdisplacementandtheangle,theordinaryresolutionthreshold1millimeter,thehighestresolutionthresholdmayamountto0.2millimeteratpresent,GaoCechangmayamountto2kilometers.ThemechanismhaslikeVerniercalipertheVerniercaliper1millimeterscaledivisionmaydistinguish0.02millimeter,itsresolutionenhanced50times.MagnetismgridcodearrayspacingandHallcodethearrayspacingtobedifferent,havelikeaboutVerniercaliperthedifferenceslideguagedifferentscaledivision,againpassesthroughthealgorithmwhichsetofrelapsesdeduce,causesthemagnetostaticgridabsoluteencodertheresolutiontobepossibletoamountto0.2millimeter3rd,thespatialmagnetostaticgridisasthenamesuggeststhepermanentmagnetthegridlaminatedshapesphereofactionwhichsubdividesisnothadthroughthespacethecontacttoproducetothedisplacementmeteringequipmentthefunction,themagneticfieldsphereofactioncansubdivideisthe0.2mmthicknesshasthesuitablewidthgridlaminatedshapespaceThespatialgridpiecehastheextremelyfixedserialnumber,inlosestheelectricitytothrowintheprocesswhichtheelectricitytransformsunceasingly,orleaveswhenthepermanentmagnetreturnstothesphereofaction,cancorrectlyreflectthesurveythepositionortheangle,achievedtrulyhavecodedabsolutelyPopularsaysisHallcodesthearraypartonlythentoopenandtoclosetwoconditions.Becausethephysicallocationisdifferent,eachonlyHallonoffelementincludesthedifferentpositionalinformation,throughthecomputerrapidscanningidentification,realizedthespatialstraightlinepositiontocodeabsolutelyRegardlessofthemeasuringrangeismuchlong,solongasguaranteedinstallstheprecision,canobtainextremelyslightlyshowsthevalueerror.Basicnotfactorinfluencesandsoonopenairtemperature,humidity,strayfield,electromagneticinterference.4th,thenecessarydisplaycontrolswitchmayrealizetheconventionaldisplacementcontrolfunction,thescenedemonstrationcorrectionfunctionandduringthedatacommunicationtransformationfunctionintegration,notonlymaythesceneaccentdecidetheparameter,implementsthepositionclosedloopcontroldirectly,moreoveritscommunicationconnectionalsomayprovideI2C,RS485,RS422,SSI,CANPROFIBUSandsoonmanykindsofhardwareforminordertohelponpositionmachinedirectgatheringdata.Ifhangsmeetsthefieldbus,alsohopesdirectandthefrequencyconversionvelometeronlineuse.Intheshortdistanceobservationandcontrolaspecte.g.shortin2meters,provides420mAorthe15VstandardsignalSecond,magnetostaticgridpositiontransmitterspecification1st,productcomprehensivecharacteristic1.1st,theservicelifeislongThenoncontactexaminesthepositionandtheangle,hasavoidedthemechanicaldamage,theoreticallydoesnothavethelifelimit.1.2nd,antiadversecircumstance40to100theoperatingtemperaturescope,thehighdust,themud,submarinesouthcentralthenationalmeasurementtestcenterteststhisproducttobepossiblecontinuouslyinthesubmarine1000mmovement,thetestcertificateserialnumberStrengthcharacterandhighhit,strongvibrationworkingconditions.1.3rd,directabsolutesurveyAdirectindexdisplacementmillimeternumberortheangleofrotationnumberofdegree,donotneedtoconvert,didnotfeartheelectricity,locatesthecontrolwillfully1.4,themeasuringrangeisextremelylong,theresolutionismoderate260millimeter2000meterlengthmeasuringranges,resolution0.2mmOmnidirectional360degreeanglemeasuringrange,resolution0.1degree.1.5th,extremelyrichdataconnectionHastheNBKthreeways,theNwaysetsatthewayforin,mayprovidestandardsimulatedsignalsandI2C,RS485andsoon15V,420mA,RS422SANthekindofdigitalsignal.TheBwayforthebeltspecialpurposetransmittinginstrumentway,mayprovidethestandardsimulatedsignalandricherdigitalsignallikeI2C,RS485,RS422,SSI,Highspeedparalleloutput,ProfibusDP,DeviceNet,EtherNet,CANopen,InterBus,ControlNet,ASI,PF,Modbusandsoon.TheKwayforthebeltspecialpurposedisplaycontrolswitchway,besideshastheBwaycompleteconnectionalsotohavedemonstratedtheposition,theclosedloopcontrolandthecommunicationtransformationandsoonmanykindsoffunctions,mayformtheindependentdisplaycontrolsystem.1.6th,installsthemaintenancetobeconvenientInundermaintenancemoderategapcondition,nonrestraintinstallmentmovement.2nd,productoutwardappearanceexplanation2.1st,magnetostaticgridpositiontransmitterThemagnetostaticgridrulerforspeciallymakesthealuminumalloytocastsectionsize52mm35mm,80mmtoinstallnearbylip,thelongestsizeis4200mm,examineslength250mm4000mmeffectively.Themagnetostaticgridsourceusesthealuminumalloypressuretosealthepassiveneodymiumironboronmagnetismgrid,sectionsize1202520mm.Electriccablelength2000mm.Resolution1mm0.2mm,0.5mm,1mm,2mm,5mmRuleroriginalseparationformulafunctiongap010mmmayreach050mmmostgreatlyOutputconnectionRS485digitaloutputanalogoutput15V,420Ma,alwayslineardigitaloutputSealformOrdinarywaterproofingdeepwaterpressureresistanceExploitationconditionsEnvironmentIP69submarine,1085,vibrationOmnidirectionaloscillationamplitude±5mm,5200Hz,accelerationOmnidirectional50g,1/minute2.2nd,displaycontrolswitchDisplaycontrolswitchbasicparameterDisplaycontrolswitchexternaldimensions130mm100mm55mm,140mm100mm65mmBasicfunctionfordemonstrationrealtimepositionsignal,expansionfunctionThecommunicationservicepatterntransforms,thelocalizationsynchronizationcontrolsShanChi,apairofruler,fourfeetThebindingclampistenthousandmayWAGOMayrealizethepositionclosedloopcontrolononesown,theestablishmentstoragecenterpositionvalue,3rd,magnetostaticgridpositiontransmitterThemagnetostaticgridpositiontransmitteriswithoutthecontactdirectsurveypositiontransmitter,themagnetostaticgridsourceinlaysinstallsthemultigroupcodeneodymiumironboronmagnetismgrid,themagnetostaticgridruleruses5mmtospeciallymakethealuminumalloytubingsealthick,hasveryhighquakeproofandthewaterproofrankIP69.MagnetostaticgridsourceandmagnetostaticgridrulerMayseparatefreelyinthecarriageofgoodandthestorageprocess.InstallswhenthesensorthemagnetostaticgridsourcethesurveysurfacespoolthreadmovesalongthemagnetostaticgridrulertheHallmagnetismgridarrayfeelingdeterminestheresolutionthresholdbythemagnetostaticgridruleristhe0.25mmdigitizeddisplacementsignal.Makesonebeinterestedisspecially,theHallmagnetismgridarraythesurveysurfacespoolthreadtravelmotionismerelysensitivetothemagnetostaticgridsourcealongthemagnetostaticgridrulerbuttomagnetostaticgridsourcethesidemovesthequantity,aboutthetravelmotion,inthethreedimensionalvariousdirectionsgradientandtheambienttemperature,factorsandsoonworkingvoltageareinsensitive.Thus,hasbroughtaseriesofadvantage.First,notonlythisnewpositiontransmittereasytoinstall,moreoverhasgiventhetolerantconditionintheinstallmentandthemovementTaketheresolutionthresholdasthe1mmsensoristheexample,magnetostaticgridsourceandmagnetostaticgridrulerbetweensurveysurfacegapbetween1mm15mmCanworkreliably,themagnetostaticgridsourcehasasideintheinstallmenttomoveortohavetheinclinemightaswellIntheequipmentmovementprocess,themagnetostaticgridsourceoccursbesidesthespoolthreaddirectionrollsalsomightaswell.Next,thetemperature,thehumidityandsoonmanyambientconditionchangedoesnotaffectthesensornearlythenormalwork.Theseallareintheindustryscenevaluablecharacteristic.Becausetheusespacemagnetostaticgridinductionprincipleandthemagnetsteel,thissensordoesnotsuitintheuseandperipheralhasthemassivepelletsintheextraheavymagneticfield,powderyferromagneticmaterialsituation,ifmustuse,mustperformtheprotectivemeasure.Hadthedisplaycontrolswitch,themagnetostaticgridpositiontransmitterwillbecomeasetofcollection
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