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ID:5408584
大小:3.10 MB
页数:18页
时间:2017-12-10
《温度控制系统的设计-毕业论文外文翻译》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、附录A外文翻译原文DesignoftheTemperatureControlSystemBasedonAT89S51Abstract::TheprincipleandfunctionsofthetemperaturecontrolsystembasedonmicrocontrollerAT89S51arestudied,andthetemperaturemeasurementunitconsistsofthe1-WirebusdigitaltemperaturesensorDS18B20.Thesystemcanbeexpectedtodetectthepresett
2、emperature,displaytimeandsavemonitoringdata.Analarmwillbegivenbysystemifthetemperatureexceedstheupperandlowerlimitvalueofthetemperaturewhichcanbesetdiscretionarilyandthenautomaticcontrolisachieved,thusthetemperatureisachievedmonitoringintelligentlywithinacertainrange.Basingonprincipleof
3、thesystem,itiseasytomakeavarietyofothernon-linearcontrolsystemssolongasthesoftwaredesignisreasonablychanged.Thesystemhasbeenprovedtobeaccurate,reliableandsatisfiedthroughfieldpractice.KeyWords:AT89S51;Microcontroller;DS18B20;TemperatureI.IntroductionTemperatureisaveryimportantparameteri
4、nhumanlife.Inthemodernsociety,temperaturecontrol(TC)isnotonlyusedinindustrialproduction,butalsowidelyusedinotherfields.Withtheimprovementofthelifequality,wecanfindtheTCapplianceinhotels,factoriesandhomeaswell.AndthetrendthatTCwillbetterservethewholesociety,soitisofgreatsignificancetomea
5、sureandcontrolthetemperature.BasedontheAT89S51andtemperaturesensorDS18B20,thissystemcontrolstheconditiontemperatureintelligently.Thetemperaturecanbesetdiscretionarilywithinacertainrange.ThesystemcanshowthetimeonLCD,andsavemonitoringdata;andautomaticallycontrolthetemperaturewhenthecondit
6、iontemperatureexceedstheupperandlowerlimitvalue.Bydoingsoitistokeepthetemperatureunchanged.Thesystemisofhighanti-jamming,highcontrolprecisionandflexibledesign;italsofitstheruggedenvironment.Itismainlyusedinpeople'slifetoimprovethequalityoftheworkandlife.Itisalsoversatile,sothatitcanbeco
7、nvenienttoextendtheuseofthesystem.Sothedesignisofprofoundimportance.Thegeneraldesign,hardwaredesignandsoftwaredesignofthesystemarecovered.Ⅱ.SYSTEMGENERALDESIGNThehardwareblockdiagramoftheTCisshowninFig.1.Thesystemhardwareincludesthemicrocontroller,temperaturedetectioncircuit,ke
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