《工业互联网基础（双语）》课件-1.传感器技术

传感器技术工业互联网基础（双语）Sensortechnology传感器Sensor传感器，是一种能将物理世界的变量，转换成一定规律变化的电信号检测装置。智能传感器，通过集成微处理器，实现信息检测与处理功能的器件或装置。Sensorisanelectricalsignaldetectiondevicethatcanconvertthevariablesofthephysicalworldintoacertainregularchange.Smartsensorsaredevicesthatimplementinformationdetectionandprocessingfunctionsthroughintegratedmicroprocessors.传感器分类方法classificationmethodsforsensor按被测量分类Accordingtothemeasurement按工作原理分类Accordingtotheworkingprinciple按敏感材料分类Accordingtosensitivematerials按输出量性质分类Accordingtothenatureoftheoutput按应用场合分类Accordingtotheapplicationoccasion按使用目的分类Accordingtothepurposeofuse010302040605智能传感器SmartSensor智能传感器的概念，最早出现在20世纪70年代，由美国宇航局在研制宇宙飞船的过程中提出并形成。为了确保不丢失重要数据，同时又能降低成本，因此提出研制能够集数据采集与数据处理于一体的智能传感器。Theconceptofsmartsensorsfirstappearedinthe1970sandwasputforwardandformedbyNASAintheprocessofdevelopingspacecraft.Thepurposeistoensurethatimportantdataisnotlostwhilereducingcosts.Therefore,itisproposedtodevelopansmartsensorthatcanintegratedatacollectionanddataprocessing.智能传感器的主要功能如下：1)具有自校零、自标定、自校正功能。2)具有自动补偿功能。3)能够自动采集数据，并对数据进行预处理。4)能够自动进行检验、自选量程、自寻故障。5)具有数据存储、记忆与信息处理功能。6)具有双向通讯、标准化数字输出或者符号输出功能。7)具有判断、决策处理功能。Themainfunctionsofsmartsensorsareasfollows:1)Ithasthefunctionsofself-calibrationandself-correction.2)Ithasthefunctionofautomaticcompensation.3)Itcanautomaticallycollectdataandpreprocessthedata.4)Itiscapableofautomaticinspection,self-selectionofrange,andself-findingoffaults.5)Ithasthefunctionsofdatastorage,memoryandinformationprocessing.6)Ithasthefunctionsoftwo-waycommunication,standardizeddigitaloutputandsymboloutput.7)Ithasthefunctionsofjudgmentanddecision-makingpr