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1、外文文献资料DistributedTemperatureSensor1.Sensorintroduction1.1TemperaturesensorbackgroundInthehumanlivingenvironment,temperatureplayinganextremelyimportantrole。Nomatterwhereyoulive,engagedinanywork,ever-presentdealtwithtemperatureunder.Sincethe18thcentury,industrysincetheindustrialrevolut
2、iontowhethercanmastersendexhibitionhastheabsolutetemperaturetouch.Inmetallurgy,steel,petrochemical,cement,glass,medicineindustryandsoon,cansayalmosteightypercentofindustrialdepartmentshavetoconsiderthefactorswithtemperature.Temperatureforindustrialsoimportant,thuspromotingthedevelopm
3、entofthetemperaturesensor.1.2TemperaturesensordevelopmentMajorgeneralthroughthreesensordevelopmentphase:analogintegratedtemperaturesensor.Thesensoristakenwithsiliconsemiconductorintegratedworkmanship,thereforealsocalledsiliconsensorormonolithicintegratedtemperaturesensor.Suchsensingi
4、nstrumentshavesinglefunction(onlymeasuringtemperature),temperaturemeasurementerrorissmaller,pricelow,fastresponse,thetransmissiondistance,smallvolume,micro-consumptionelectronicetc,suitableforlongdistancemeasurementtemperature,temperaturecontrol,donotneedtoundertakenonlinearcalibrati
5、on,peripheralcircuitissimple.Itiscurrentlythemostcommonapplicationathomeandabroad,anintegratedsensor。TypicalproductshaveAD590AD592,TMP17,LM135,etc.jAnalogintegratedtemperaturecontroller.Analogintegratedtemperaturecontrollermainlyincludetemperaturecontrolswitch,programmabletemperature
6、controller,atypicalproducthaveLM56,AD22105andMAX6509.Someincreasestrengthtypeintegratedtemperaturecontroller(forexampleTC652/653)alsocontainstheA/Dconverterandcuregoodsequence,thisprocesswiththeintelligenttemperaturesensorsomesimilarities.Butitisnotitssystem,workbymicroprocessingdevi
7、cecontrol,thisisthemaindifferencebetween.Intelligenttemperaturesensor.intelligenttemperaturesensor(alsocalleddigitaltemperaturedegreessensor)isinthemid1990slaunch.Itismicroelectronicstechnology,computertechnologyandthedynamictestingtechnology(ATE)crystallization.Intelligenttemperatur
8、esensorinter
