基于STM的数据采集系统英文文献【实用文档】doc.doc

基于STM的数据采集系统英文文献【实用文档】doc文档可直接使用可编辑，欢迎下载DesignｏftheDａtaAcquisｉtionＳysｔeｍＢasedonSTＭ３2AＢSTRＡCTＥarlｙdetectioｎｏffailurｅsinｍachinｅｒｙequiｐｍｅntsisonｅoｆthemosｔimｐortantcｏncerｎstoinduｓtry。Inordｅｒtomoniｔoreffectiveofｒｏtatingmaｃhinｅrｙ，wedeｖelｏｐmeｎtamｉｃrｏ-cｏntrolleruC/OS-IIsystｅｍｏfsｉｇnalacqｕisｉｔioｎsｙstｅmｂasedｏnＳTM３2inthｉｓｐapｅｒ.wehａvegｉｖenthewhoｌedesｉｇnschemeｏfｓyｓtemａnｄthemulｔi-chanｎelｖibrａtionsigｎaｌinaxisＸ，ＹandZofthｅrotaｒyshaｆｔｃanbeacｑuiredrａpidlyaｎddispｌａyinｒｅaｌ－tｉme.Ｏurｓystemhastｈｅcharａctｅｒoｆsｉmｐlestrｕctuｒe，loｗpｏwｅrｃonsumｐｔiｏn,miniatｕriｚation.Keyworｄs:ＳTＭ32;dataacquｉsitiｏｎ;embedｄeｄｓystem；uＣ／ＯS-II；１。ＩｎtｒｏducｔｉoｎTｈeｒeaｌ—tiｍeacｑuｉｓｉtioｎofvibｒaｔioninrotａtｉngmａｃｈｉneryｃanefｆeｃtivelypｒｅｄict，assesｓanddiaｇnoｓｅequiｐmentoｐeｒaｔｉonｓtatｅ,theｉndustrygetsｖiｂraｔiｏnｄａtaａcｑuisｉtionＲａpｉdlyａndanalysｉｓinreaｌ－tｉmｅcａnmonitｏrtｈeｒotaｔingmachineryｓtaｔｅａｎｄgｕaｒanｔｅｅｔhｅsａferunnｉngｏftｈｅｅquipment．Inordertopｒｅｖｅntｆａｉｌure,ｒedｕcｅｍaintenancetime，ｉｍpｒｏｖetheeconomｉｃeｆficiency，Ｔheｐurpoｓｅofｆaｕlｔdｉagnosissｙｓｔemcａnｄｅｔeｃtthｅseｄeviｃestｈrｏughthevibrａtｉonsiｇnａlacquｉｓｉｔionoｆrｏtatingmachinery,ａｎdｐroｃesｓthedataaｃquiｓition,thｅniｔwillmaketimelyjudgmeｎtofｒunｎingstateoｆeｑｕipment.Whilｅｔhedataacquiｓiｔionmoｄuleiｓthecorｅpartoftｈeｆauｌtdｉagnｏsｉssｙstem[1—4].Thepractiｃａlaｐplicaｔioｎｉntheiｎdustrｉalｆield，istheequipｍentoperatiｎgｐarameｔeｒswillｂeacquiｒedtomonitｏrequｉpmeｎtｏperatｉngｓｔatｅ.Intｒaｄiｔioｎalｄatａacquｉsitioｎsystems，thｅdatafｒoｍacｑuiｓｉｔｉｏｎｃａrdaregｅneraｌｌysendｉnｔｏｔheｃｏmｐuter,ａｎdspecifｉcsoftwarｅwilｌbedeｖelopedｆorｔｈedaｔａａcquiｓiｔion。ThemainｃontrｉbuｔｉｏnoｆｔhｉｓpaperhaｓdesigｎｅdtheSTM32pｌatfoｒmwｉthARMtecｈnoloｇy，thathasｂｅcomeatｒadｉtｉonalmainstｒeamｔechnoｌoｇyiｎeｍbｅｄｄeｄｓystems，aｎdtｈecｏｌlｅctinｇdａｔaｔoｗａrdthedirectｉonofhighｒeal-time，ｍulti-paｒameteｒ，hｉgh—pｒｅcｉsion,whiledａtaｓtoｒａgebｅcomeｌargecapａｃity,moreminiaturizatioｎandｐｏrtable，andthｅdeveｌoｐｍentofｍulｔicommｕnicationｍｏｄeａｎdlong—disｔanceforｄａtatranｓｍisｓion．Sｏａsｔomeｅttheａcｔualacquisitｉonsystemｍultiｔaｓkinｇrequｉrementｓ，thisａrｔicleｈaｓdeｓigｎedbasedonSＴM32ｍicro—cｏntrolｌｅrｕC／ＯS－IIｓyｓtemｏfsignaｌａcｑｕiｓitｉｏnｓyｓｔem．