测控技术与仪器专业传感器新技术的发展毕业论文外文文献翻译及原文

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1、毕业设计（论文）外文文献翻译文献、资料中文题目:传感器新技术的发展文献、资料英文题目:DevelopmentofSensorNewTechnology文献、资料来源：文献、资料发表（出版）曰期：院（部）：专业：测控技术与仪器班级：姓名：学号：指导教师：DevelopmentofSensorNewTechnologySensorisonekindcomponentwhichcantransformthephysicalquantity,chemistryquantityandthebiomassintoelectricalsignal.Theoutputsignalhasthediff

2、erentformslikethevoltage,theelectriccurrent，thefrequency,thepulseandsoon,whichcansatisfythesignaltransmission,processing，recording，anddemonstrationandcontroldemands.Soitistheautomaticdetectionsystemandintheautomaticcontrolindustry.IfautomaticTechnologyisusedwider,thensensorismoreimportant.Sever

3、alkeywordsofthesensor：1SensorElementsAlthoughthereareexception.mostsensorconsistofasensingelementandaconversionorcontrolelement.Forexample,diaphragms,bellows,straintubesandrings，bourdontubes，andcantileversaresensingelementswhichrespondtochangesinpressureorforceandconvertthesephysicalquantitiesi

4、ntoadisplacement.Thisdisplacementmaythenbeusedtochangeanelectricalparametersuchasvoltage,resistance,capacitance,orinductance.Suchcombinationofmechanicalandelectricalelementsformelectromechanicaltransducingdevicesorsensor.Similarcombinationcanbemadeforotherenergyinputsuchasthermal.Photo,magnetic

5、andchemical,givingthermoelectric,photoelectric,electromaanetic,andelectrochemicalsensorrespectively.2SensorSensitivityTherelationshipbetweenthemeasuredandthesensoroutputsignalisusuallyobtainedbycalibrationtestsandisreferredtoasthesensorsensitivityKl=output-signalincrement/measuredincrement.Inpr

6、actice，thesensorsensitivityisusuallyknown，and，bymeasuringtheoutputsignal，theinputquantityisdeterminedfrominput:output-signalincrement/Kl.3CharacteristicsofanIdealSensorThehighsensorshouldexhibitthefollowingcharacteristics.(a)highfidelity-thesensoroutputwaveformshapebeafaithfulreproductionofthem

7、easured;thereshouldbeminimumdistortion.(b)Thereshouldbeminimuminterferencewiththequantitybeingmeasured;thepresenceofthesensorshouldnotalterthemeasuredinanyway.(c)Size.Thesensormustbecapableofbeingplacedexactlywhereitisneeded.(d)Th