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1、湖北科技学院本科毕业论文（设计）：外文翻译数学与学院本科毕业论文(设计)外文文献翻译译文题目：Designofdetectionofcombustiblegasandalarmsystem学生姓名：专业：数学与应用数学和电气工程及其自动化指导教师：2013年2月第12页湖北科技学院本科毕业论文（设计）：外文翻译原文：DesignofCombustibleGasDetectionsystemusingWirelessTransmissionTechnologyShijiazhuangUniversitiesofEconomics,Hebei,Chinazkzhlp@163.comKeyword
2、s:TGS813,AT89S52,DS18B20,nRF905,TC35iAbstract.Thedetectiondeviceofcombustiblegasaredesignedinthepresentedwork,usingwirelesstransceiverandGSMnetwork.Thesystemrealizethewirelesstransmissionofthegasconcentration,andalsocansendalarminformationtouser’smobilewhenanexceptionoccurs.Thesystemconsistsoftwopa
3、rts:amasterandslave.Thefunctionoftheslaveistocollectdata,processdataandtransfferthedatatothemaster.ThetaskofthemasteristoreceivedataanddisplayitbyLED.ThesignalacquisitioniscompletedbysensorTGS813andA/DconverterTLC2543.ThewirelesstransmissionisachievedthroughwirelesstransceivernRF905.Sincetheaccurac
4、yofthesensorisaffectedbytheenvironment,usingDS18B20toachievetemperaturecompensation.AndwithwirelesscommunicationmoduleTC35iandGSMnetworkplatform,wecansendthealarminformationtouser’smobilepromptly.IntroductionGasdetectioniswidelyusedinpetroleum,chemical,metallurgy,family,shoppingmalls,gasstationsand
5、otherplaces.Currently,howtomonitorthehazardousgasfastandaccuratelyaretheimportantissues.Althoughthegasdetectiontechnologyisrelativelymature,butmostproductshasmanyshortcomings,suchassinglefunction,operatingcomplex,bulky,expensiveandlowsensitivity.Wirelesscommunicationtechnologyappliedtothegasmonitor
6、ingfield,canresolvetheproblemofremotemonitoringinspecialenvironment,suchashightemperature,lowtemperature,toxicgas.andunabletowiring.Inthepresentedwork,thecombustiblegasdetectorisfullyfunctional(withwirelesstransceiver),simple,smallsize,lowcost,andhashighsensitivity.Theequipmentcangreatlyimprovethes
7、ystem'sdetectioncapabilityandaccuracywithtemperaturecompensationalgorithm,andalsocansendalarminformationtotheuser'smobilephonepromptlythroughtheGSMnetwork.SystemdesignThesystemconsistsoftwopartsasshowninFig
