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1、外文文献资料DistributedTemperatureSensor1.Sensorintroduction1.1TemperaturesensorbackgroundInthehumanlivingenvironment,temperatureplayinganextremelyimportantrole。Nomatterwhereyoulive,engagedinanywork,ever-presentdealtwithtemperatureunder.Sincethe18thcentury,industry
2、sincetheindustrialrevolutiontowhethercanmastersendexhibitionhastheabsolutetemperaturetouch.Inmetallurgy,steel,petrochemical,cement,glass,medicineindustryandsoon,cansayalmosteightypercentofindustrialdepartmentshavetoconsiderthefactorswithtemperature.Temperatur
3、eforindustrialsoimportant,thuspromotingthedevelopmentofthetemperaturesensor.1.2TemperaturesensordevelopmentMajorgeneralthroughthreesensordevelopmentphase:analogintegratedtemperaturesensor.Thesensoristakenwithsiliconsemiconductorintegratedworkmanship,therefore
4、alsocalledsiliconsensorormonolithicintegratedtemperaturesensor.Suchsensinginstrumentshavesinglefunction(onlymeasuringtemperature),temperaturemeasurementerrorissmaller,pricelow,fastresponse,thetransmissiondistance,smallvolume,micro-consumptionelectronicetc,sui
5、tableforlongdistancemeasurementtemperature,temperaturecontrol,donotneedtoundertakenonlinearcalibration,peripheralcircuitissimple.Itiscurrentlythemostcommonapplicationathomeandabroad,anintegratedsensor。TypicalproductshaveAD590AD592,TMP17,LM135,etc.jAnaloginteg
6、ratedtemperaturecontroller.Analogintegratedtemperaturecontrollermainlyincludetemperaturecontrolswitch,programmabletemperaturecontroller,atypicalproducthaveLM56,AD22105andMAX6509.Someincreasestrengthtypeintegratedtemperaturecontroller(forexampleTC652/653)alsoc
7、ontainstheA/Dconverterandcuregoodsequence,thisprocesswiththeintelligenttemperaturesensorsomesimilarities.Butitisnotitssystem,workbymicroprocessingdevicecontrol,thisisthemaindifferencebetween.Intelligenttemperaturesensor.intelligenttemperaturesensor(alsocalled
8、digitaltemperaturedegreessensor)isinthemid1990slaunch.Itismicroelectronicstechnology,computertechnologyandthedynamictestingtechnology(ATE)crystallization.Intelligenttemperaturesensorinter