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下載積分: 15 賞幣
上傳時間:2024-01-07
頁數(shù): 0
大?。?17.27(MB)
子文件數(shù):
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簡介:REMOTEMONITORINGSYSTEMTOMEASURETHETEMPERATUREOFSMALLWINDPOWERUSINGPOWERLINECOMMUNICATION–PLCTECHNOLOGYMROSA1,RMARCELINO2,AJO?OBOSCODAMOTA3,SILVAJB4,SGEORGEFRAN?A,VGRUBER51SATC/TELECOMMUNICATION,CRICIúMA,BRAZIL2UFSC/INDUSTRIALAUTOMATION,CRICIúMA,BRAZIL3UFSCS/ENGINEERINGPRODUCTION,FLORIANóPOLIS,BRAZIL4UFSC/INFORMATICS,ARARANGUá,BRAZIL5UFT/EDUCATIONS,TOCANTINS,BRAZIL6UFSC/TELECOMMUNICATION,CRICIúMA,BRAZILABSTRACT–THISARTICLEPRESENTSTHEDEVELOPMENTOFAMONITORINGANDSUPERVISIONSYSTEMUSINGPOWERLINECOMMUNICATIONTECHNOLOGYANDTHEDATAACQUISITIONSYSTEMTHISWASDONEBYRESEARCHANDCASESTUDYATLABORATORIESOFFACULDADESATC,USINGAWEBMICROSERVERWITHTHEPOWERLINETOTRANSMITANDRECEIVEDATATHROUGHPLCPOWERLINECOMMUNICATIONTECHNOLOGYASASOLUTIONFORREMOTEMONITORINGTHEVARIABLETOBECONTROLLEDWILLBEWINDTURBINETEMPERATUREWHICHFORLABORATORYPURPOSESWASSIMULATEDBYHEATINGARESISTORAFTERTHEPROTOTYPEWASMADE,TESTSWEREPERFORMEDCOMPARINGTHEPLCTECHNOLOGYANDTHELANNETWORKINTWODIFFERENTENVIRONMENTSRESIDENTIALANDINDUSTRIALTHENETWORKBEHAVIORWASANALYZEDUSINGANETWORKANALYSISSOFTWAREINWHICHAFEWPARAMETERSWEREESTABLISHEDTOREPRESENTNETWORKPERFORMANCEINSENDINGANDRECEIVINGDATAFROMTHEMONITORINGSYSTEMTHEDATAOBTAINEDBYTHISSTUDYSHOWEDSATISFACTORYRESULTSOFTHEPLCTECHNOLOGYCOMPAREDTOTHELANNETWORK,CONFIRMINGTHEPOSSIBILITYOFUSINGTHISTECHNOLOGYINREMOTEMONITORINGSYSTEMS,THUSALLOWINGINCREASEDRELIABILITYANDOPERATIONALCONVENIENCEKEYWORDS–WINDPOWER,PLC,REMOTEEXPERIMENTSINTRODUCTIONCONTROLANDSUPERVISIONSYSTEMSHAVEPROVEDVERYIMPORTANTINPRODUCTIONSYSTEMSTHENEEDTOACQUIREINFORMATIONTOBEPLACEDINSEVERALLOCATIONSATTHESAMETIME,WITHREALTIMERESULTSCONSTANTLYINCREASESTHEPRESENCEOFDATACOMMUNICATIONNETWORKSINPRODUCTIONPROCESSES,SUGGESTINGACEASELESSSEARCHFORNEWTECHNIQUESANDWAYSOFESTABLISHINGTHISCOMMUNICATIONCAPELLI,2007RESEARCHINSEVERALAREASOFENERGYPRODUCTIONGREWAPACEASTHENEEDFORRENEWABLEENERGYSOURCESAROSETHISFORMOFSUSTAINABLEDEVELOPMENTISOUTSTANDINGFORITSLOWENVIRONMENTALIMPACTSANDANINEXHAUSTIBLESOURCEOFWINDENERGYBALARINE,2009INTHISARTICLEWEPRESENTASTUDYONAPROTOTYPEOFASYSTEMTOACQUIREANDMONITORDATAUSINGCOMMUNICATIONVIAPLCPOWERLINECOMMUNICATION,APPLIEDTOMONITORINGANDSUPERVISINGTHEROTORTEMPERATUREOFASMALLWINDPOWERTHEPURPOSEISTOACQUIREANDANALYZETHISINFORMATIONONWINDPOWEROPERATIONINORDERTOGENERATERAPID,RELIABLEINFORMATIONPROVIDINGANEASILYACCESSEDDATABASETHEDATAGENERATEDBYTHEVARIABLEMONITOREDWILLBEPLACEDONTHEWORLDWIDECOMPUTERNETWORK,WEB,INCREASINGTHEPERCEPTIONOFTHECURRENTSTATUSOFTHEPROCESS,ENABLINGTHECONTINUOUSEVALUATIONOFOPERATIONALCONDITIONSWITHOUTTHENEEDTOTRAVELTOTHEAREAWHERETHESYSTEMISINSTALLED,THUSREDUCINGCOSTS,RESPONSETIME,ANDACTIONATADISTANCEONTHEEQUIPMENTMONITORED,ASWELLASENSURINGGREATERRELIABILITYOFTHERESULTSACHIEVEDDISTANCEMONITORINGAIMSATMAKINGPLANNINGPRODUCTIONFASTANDFLEXIBLETHROUGHOUTTHESUPPLYCHAIN,SOTHATITWILLBEPOSSIBLETOOBTAINRAPIDRESPONSESTOCHANGESANDDELAYSATDIFFERENTPOINTSINTHECHAINANALYSISOFTHEINFORMATIONOBTAINEDALLOWSDIAGNOSINGPROBLEMSDURINGAPROCESSANDCORRECTINGTHEMEASILYANDSPEEDILYBENAISSAETAL,2004IOBJECTIVESANDMOTIVATIONTHEMOTIVATIONAROSEFROMPREVIOUSRESEARCHDONEATUNIVERSIDADEFEDERALDORIOGRANDEDOSUL–UFRGSFEDERALUNIVERSITYOFRIOGRANDEDOSULITBEGANWITHAPROJECTFORTHEDEVELOPMENTOFASMALLWINDPOWERFORTHEBRAZILIANMARKETONCETHERESEARCHHADBEENDONE,QUESTIONSAROSEABOUTITSMAINTENANCEATTHISTIME,RESEARCHBEGANONHOWTOMONITORTHESESMALLWINDTURBINES,INLINEWITHTHEPROPOSALOFTHISSTUDYTHEMAINOBJECTIVEOFTHISWORKISTOSTUDYANDDEVELOPASYSTEMTOACQUIREDATA,MONITORANDSUPERVISETHETEMPERATUREOFASMALLWINDTURBINEROTORTHROUGHASIMULATIONPROTOTYPEUSINGTHEPLCNETWORKSTOCOMMUNICATETHESTAGESOFTHISPROJECTCANBESEENINTHEFLOWCHARTBELOW,BYORDEROFPRIORITIESENVISIONEDMONITORINGTHEVARIABLETEMPERATUREOFAWINDPOWERMOTORDATAACQUISITIONUSINGONBOARDSYSTEMSTRANSMISSIONOFTHEDATAONTHEVARIABLEMONITOREDTHROUGHTHEELECTRICITYGRIDMANAGEMENTANDSTORAGEOFDATAOBTAINEDUSINGSOFTWAREPOSTINGONTHEWORLDWIDEWEBIMPLEMENTATIONOFDISTANTCONTROLACTIONS9781467325424/12/3100?2012IEEE1IDEVELOPMENTTHELAYOUTOFTHEPROTOTYPETHATCANBESEENINFIGURE1SHOWSTHETEMPERATURESENSOR,CONNECTEDTOTHEDATAACQUISITIONBOARD,WHICHINTURNCONSISTSOFSEVERALCOMPONENTSINCLUDINGTHEWEBMICROSERVER,WHICHISCONNECTEDTOTHECOMPUTERBYTHEPLCPAIRS,THROUGHTHEELECTRICITYGRIDFIGURE1MODELFORTHEEXPERIMENTALPROCEDURETHEPROTOTYPEBEGINSTOOPERATEBYINSERTINGASETPOINTTHISACTIVATESAGREENLEDINDICATINGTHESTATEOFSYSTEMNORMALITY,ANDTHEWINDPOWERISSWITCHEDON,ANDALSOANELECTRICITYGRIDWHICHREPRESENTSANETWORK“FED”BYITALSO,WHENTHEPROCESSBEGINS,THETEMPERATURESENSORISCLOSETOAPOWERRESISTORWHICH,WHENACTIVATED,BEGINSTOHEATUP,INDICATINGARISEINTEMPERATUREWHICHCANBESEENONTHEHTMLPAGEONREACHINGTHEFIRSTTEMPERATUREINSTITUTEDBYTHESETPOINT,THEGREENLEDISSWITCHEDOFF,IE,THETEMPERATUREISWITHINANATTENTIONRANGETHEPOWERRESISTORWILLALSOCONTINUETOWARMUNTILITREACHESTHESECONDTEMPERATUREESTABLISHEDNOW,THEYELLOWLEDSWITCHESOFFANDISREPLACEDBYAREDLED,WHICHINDICATESTHATTHESYSTEMISINDANGERVENTILATIONISACTIVATEDBYACOOLER,TOCOOLTHEPOWERRESISTOR,ANDTHETEMPERATUREOFTHISRESISTORISAUTOMATICALLYREDUCETHEREDLEDISSWITCHEDOFFANDTHEYELLOWRETURNS,AGAININDICATINGASTATEOFALERTT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下載積分: 10 賞幣
上傳時間:2024-03-14
頁數(shù): 2
大小: 0.68(MB)
子文件數(shù):
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簡介:中文中文1830字出處出處ROSAM,MARCELINOR,MOTAAJBD,ETALREMOTEMONITORINGSYSTEMTOMEASURETHETEMPERATUREOFSMALLWINDPOWERUSINGPOWERLINECOMMUNICATIONPLCTECHNOLOGYC//INTERNATIONALCONFERENCEONREMOTEENGINEERINGANDVIRTUALINSTRUMENTATION201217使用電力線通信--PLC技術(shù)進(jìn)行遠(yuǎn)程監(jiān)控系統(tǒng)控制小型風(fēng)力發(fā)電機(jī)的溫度ROSAM,MARCELINOR,MOTAAJBD摘要本文提出了使用電力線通信技術(shù)和數(shù)據(jù)采集系統(tǒng)的監(jiān)測和監(jiān)督的發(fā)展。這是通過調(diào)查與在FACULDADESATC實驗室進(jìn)行案例研究,使用WEB微服務(wù)器與電力線傳輸和服務(wù)器通過PLC(電力線數(shù)據(jù)通信)技術(shù)作為遠(yuǎn)程解決方案監(jiān)測。要被控制的變量風(fēng)機(jī)的溫度因?qū)嶒灥哪繕?biāo)而采用加熱電阻模擬。在樣機(jī)的原型被制造出來后,試驗了PLC技術(shù)和局域網(wǎng)網(wǎng)絡(luò)在兩種不同環(huán)境的比較住宅和工業(yè)。網(wǎng)絡(luò)行為是使用一個網(wǎng)絡(luò)分析軟件分析的,在其中這建立幾個參數(shù)便可代表的網(wǎng)絡(luò)性能向監(jiān)測系統(tǒng)發(fā)送和接收數(shù)據(jù)。本研究獲得的數(shù)據(jù)表明,與局域網(wǎng)技術(shù)相比,PLC技術(shù)獲得一個令人滿意的結(jié)果,確定了使用這種技術(shù)在遠(yuǎn)程監(jiān)控系統(tǒng)的可能性,從而可以提高可靠性和操作方便性。關(guān)鍵詞–風(fēng)力發(fā)電,PLC,遠(yuǎn)程實驗引言控制和監(jiān)督系統(tǒng)已經(jīng)被證明在生產(chǎn)系統(tǒng)中是非常重要的。將獲取的信息同時放置在不同的地方并且時實顯示結(jié)果的需求增加了生產(chǎn)過程中對數(shù)據(jù)通信網(wǎng)絡(luò)表現(xiàn)要求,推動我們不斷的尋求新的技術(shù)和方式來建立這樣的通信網(wǎng)路。因可在生能源研究的興起,在幾個能原生產(chǎn)領(lǐng)域的研究迅速崛起。這種形式的可持續(xù)發(fā)展因其低的環(huán)境影響呵廣闊的風(fēng)能資源而顯得格外突出。在本文中我們呈現(xiàn)了一個使用PLC-電力線通信的數(shù)據(jù)收集和監(jiān)控系統(tǒng)原型的研究,應(yīng)用于監(jiān)控和管理小型風(fēng)機(jī)旋轉(zhuǎn)器的溫度。它的目的是收集和分析風(fēng)機(jī)操作的信息一邊雨產(chǎn)生快速、可靠的信息,提供一個容易使用數(shù)據(jù)庫。有不斷變化的監(jiān)視器產(chǎn)生的數(shù)據(jù)將被放入國際互聯(lián)網(wǎng)中,增加對當(dāng)前程序狀態(tài)的察覺力,能夠?qū)崿F(xiàn)不去設(shè)備現(xiàn)場變可以不斷的評估當(dāng)前設(shè)備的運行狀態(tài),這樣將減少成本,響應(yīng)時間,并且可以對監(jiān)控的設(shè)備進(jìn)行遠(yuǎn)程操控,還可以保證設(shè)備運行更高的可靠性。遠(yuǎn)程監(jiān)控旨在使得整個供應(yīng)鏈和計劃生產(chǎn)更快速和更有彈性,因此在整個生產(chǎn)鏈條的不同地方獲得快速的響應(yīng)并且做出改變或者延遲是有可能的。分析獲得的信息可以診斷出生產(chǎn)程序中的問題并且可以輕松快速地改正他們。目標(biāo)與動機(jī)動機(jī)來自于以前UFRGS所做的一個研究。它開始是一個為巴西市場開發(fā)的一個小型風(fēng)力發(fā)電場的項目。當(dāng)這個研究完成之后,由它引起的問題卻一直存在。這次,怎樣監(jiān)控這些小的風(fēng)機(jī)成為了主要研究課題,這個項目的主要工作就是研究并開發(fā)出一個獲取數(shù)據(jù),監(jiān)控和管理小型發(fā)電機(jī)旋轉(zhuǎn)器的溫度的系統(tǒng),這是通過一個使用PLC網(wǎng)絡(luò)通信的模擬原型實現(xiàn)的。圖1實驗項目的模型圖2模擬風(fēng)機(jī)發(fā)電的實驗裝置的原型II總結(jié)和最終設(shè)想傳感器連同其他的應(yīng)用程序的應(yīng)用是一個非常重要的診斷過程中的問題的工具。研究也表明使用PLC技術(shù)可以輕松的實現(xiàn)遠(yuǎn)程監(jiān)控和交互,除此之外,在不同的領(lǐng)域產(chǎn)生到了一系列的應(yīng)用程序。這也說明PLC技術(shù)在這次測試的條件下表現(xiàn)良好,為不同部分的遠(yuǎn)程監(jiān)控提供了一個高效方案。
下載積分: 10 賞幣
上傳時間:2024-03-16
頁數(shù): 4
大?。?0.09(MB)
子文件數(shù):
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簡介:2009年國際多媒體信息網(wǎng)絡(luò)與安全大會4中文中文2000字INTERNATIONALCONFERENCEONMULTIMEDIAINFORMATIONNETWORKINGANDSECURITY2009561563基于PLC和組態(tài)技術(shù)的交通燈控制系統(tǒng)設(shè)計LIUYANJ電力部門武漢電力科技學(xué)院武漢,中國ELICYLIUSOHUCOMCHENXIANFENG資源與環(huán)境工程學(xué)院武漢科技大學(xué)武漢,中國CHENXFENG618SOHUCOM摘要本文基于PLC設(shè)計了一種交通燈控制系統(tǒng),并通過組態(tài)軟件對交通燈進(jìn)行自動控制。在該系統(tǒng)中,更換了原繼電器接線,更合理的使用了PLC的硬件和軟件資源。本文主要介紹了正常通行時和應(yīng)急交通時的交通燈設(shè)計,在緊急交通狀況下,來自東西和南北的交通燈可以實現(xiàn)互鎖。同時,本文還詳細(xì)論述了硬件部分的接線方式和PLC梯形圖的設(shè)計過程。交通信號燈系統(tǒng)的狀態(tài)由兩個七段數(shù)碼顯示管以倒計時的形式顯示。十字路口交通信號燈的遠(yuǎn)程監(jiān)控系統(tǒng)由MCGS組態(tài)軟件進(jìn)行實時監(jiān)控,大大其可靠性提高。同時,我們也可以通過組態(tài)畫面改變交通信號燈的狀態(tài)。關(guān)鍵詞PLC;信號燈;SDEC;組態(tài)軟件;MCGS第1章介紹隨著社會的進(jìn)步與發(fā)展,流暢的交通變得越來越重要。一方面,過多的十字路口和越來越多的車輛造成了嚴(yán)重的交通堵塞;另一方面,有必要在有限的時間內(nèi)保持車輛和行人快速、安全的通過1,2。因此,設(shè)計了一種交通燈控制系統(tǒng),用計算機(jī)控制實時數(shù)據(jù),來實時顯示時間倒計時。此外,應(yīng)用組態(tài)技術(shù)可以實現(xiàn)對交通信號燈的實時處理,從而獲悉十字路口的路況狀態(tài)以及實現(xiàn)紅綠燈的可視化。該系統(tǒng)由上位機(jī)和下位機(jī)組成,其中MCGS是上位機(jī),下位機(jī)由PLC系統(tǒng)控制3。2009年國際多媒體信息網(wǎng)絡(luò)與安全大會6圖2控制系統(tǒng)電路圖二、控制程序設(shè)計在此系統(tǒng)中用到了六個定時器和兩個特殊的開環(huán)脈沖,其中南北和東西方向的綠燈閃爍由定時器和特殊脈沖控制。8個內(nèi)部繼電器用來實現(xiàn)緊急情況下兩個方向的互聯(lián)閉鎖,以及向PLC發(fā)送脈沖。如圖3所示是控制系統(tǒng)主程序。兩個SDEC指令用來顯示相應(yīng)的燈倒計時。東西方向綠燈的倒計時顯示程序是程序的重要組成部分,程序片段如圖4所示。在程序被寫入PLC后,所有的交通信號燈都能準(zhǔn)確運行,緊急情況下南北和東西方向的交通燈可以實現(xiàn)嚴(yán)格閉鎖。當(dāng)緊急情況結(jié)束后,所有的信號燈都重新回到設(shè)置狀態(tài)。因此這些控制程序既精準(zhǔn)又簡單。
下載積分: 10 賞幣
上傳時間:2024-03-16
頁數(shù): 7
大?。?0.17(MB)
子文件數(shù):
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下載積分: 13 賞幣
上傳時間:2023-07-21
頁數(shù): 0
大小: 0.46(MB)
子文件數(shù):
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下載積分: 13 賞幣
上傳時間:2023-07-21
頁數(shù): 0
大?。?0.75(MB)
子文件數(shù):
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簡介:2009INTERNATIONALCONFERENCEONMULTIMEDIAINFORMATIONNETWORKINGANDSECURITYDESIGNOFTRAFFICLIGHTSCONTROLLINGSYSTEMBASEDONPLCANDCONFIGURATIONTECHNOLOGYLIUYANJELECTRICALPOWERDEPARTMENTWUHANELECTRICALPOWERTECHNOLOGYCOLLEGEWUHAN,CHINAELICYLIUSOHUCOMABSTRACTAKINDOFTRAFFICLIGHTSCONTROLLINGSYSTEMBYUSINGPLCWASDESIGNED,ANDTHEAUTOMATICCONTROLOFTHETRAFFICLIGHTSWASPERFORMEDBYSOFTWAREINTHESYSTEM,THEORIGINALRELAYWIRINGWASREPLACEDBYTHEPROGRAM,ANDTHEHARDWAREANDSOFTWARERESOURCESOFPLCWEREUSEDREASONABLYTHENORMALLYRUNNINGANDEMERGENCYTRANSPORTWEREINTRODUCEDINDETAIL,ANDTHATTHEEMERGENCIESFROMTHEEASTWESTANDFROMTHESOUTHNORTHCANINTERLOCKTHETRAFFICLIGHTSSIGNALSYSTEMWASDISPLAYEDWITHTWOSEVENSEGMENTDIGITALTUBESINCOUNTDOWNORDERMEANWHILETHEWIRINGOFHARDWAREANDPLCLADDERDIAGRAMWASDISCUSSEDINDETAILSTHEREMOTEMONITORINGSYSTEMOFTRAFFICLIGHTSATTHECROSSROADSWASDESIGNEDWITHCONFIGURATIONSOFTWAREMCGS,WHICHMONITOREDTRAFFICLIGHTSINREALTIMEANDIMPROVEDTHERELIABILITYGREATLYATTHESAMETIME,WECANCHANGETHESTATESOFTHETRAFFICLIGHTSBYTHECONFIGURATIONPICTURECHENXIANFENGSCHOOLOFRESOURCEANDENVIRONMENTENGINEERINGWUHANUNIVERSITYOFTECHNOLOGYWUHAN,CHINACHENXFENG618SOHUCOMTHESTATESOFTRAFFICLIGHTSWERERECORDEDBYTHEMONITORPICTURESSIMULTANEITYURGENCYTRAFFICCONTROLLINGSIGNALSARECONTROLLEDBYURGENCYSWITCHALLTHETRAFFICLIGHTSWORKNORMALLYIFNOURGENCYEVENT,WHICHONLYTURNEDONWHENURGENCYEVENTSOCCURREDUNDERTHISCONDITION,THEURGENCYVEHICLEWASPRIORTOPASSONCETHEURGENCYVEHICLESHAVEPASSEDBY,THEURGENCYSWITCHTURNEDOFFIMMEDIATELYTHENTHEGREENLIGHTATTHESAMEDIRECTIONOFTHEURGENCYVEHICLEFLASHEDTHREETIMES,WHICHSUBSEQUENTLYRANNORMALLYIFTHEREARETWOURGENCIESVEHICLESFROMSOUTHNORTHANDEASTWESTRESPECTIVELY,THEURGENCYTRAFFICCONTROLLINGSYSTEMCANONLYRESPONDTHEONETHATCOMESEARLIER,THENANOTHERONEAIDESIGNOFTRAFFICCONTROLSYSTEMKEYWORDSPLCTRAFFICLIGHTSSDECCONFIGURATIONSOFTWAREMCGSIINTRODUCTIONWITHTHEDEVELOPMENTANDTHEADVANCEMENTOFSOCIETY,THESMOOTHTRAFFICBECOMESMOREANDMOREIMPORTANTONONEHAND,TOOMANYCROSSROADS,INCREASINGLYVEHICLES,ALLWHICHCAUSESERIOUSTRAFFICJAMONTHEOTHERHAND,IT’SNECESSARYTOKEEPFASTANDSAFEFORTHEVEHICULARANDTHEPEDESTRIANINTHELIMITEDTIME1,2THEREFORE,AKINDOFTRAFFICLIGHTSCONTROLLINGSYSTEMWASDESIGNED,WHICHCANBEUSEDTOSHOWTIMECOUNTDOWN,ANDCONTROLREALTIMEDATAWITHCOMPUTERINADDITION,CONFIGURATIONTECHNIQUESWEREAPPLIEDTOREFLECTTHEREALTIMEIMAGESOFTRAFFICLIGHTSANDUNDERSTANDTHEHISTORYOFTHEWORKOFTHECROSSROAD,ANDTHEVISUALIZATIONOFTHETRAFFICLIGHTSCANBEOBTAINEDTHISSYSTEMCONSISTSOFHOSTCOMPUTERANDLOWERCOMPUTERMCGSWASINSTALLEDINHOSTCOMPUTER,ANDTHELOWERCOMPUTERWASCONTROLLEDBYPLCSYSTEM3THENORMALLYTIMESERIESDIAGRAMOFTHETRAFFICLIGHTS4ASSHOWNBYFIG1BUTTHEREARESOMEURGENCY,FOREXAMPLETHEREARESOMEAMBULANCESUSEDTOTRANSPORTPATIENTSTOHOSPITALORSOMEFIREENGINESUSEDTOFIGHTFIRESFIREENGINESANDAMBULANCESHAVEPRIORITYOVEROTHERTRAFFICACCORDINGTOTHECITYTRAFFICCONTROLSYSTEM,TWOCONTROLLINGMETHODSOFNORMALLYCONTROLANDURGENCYTRAFFICWERETAKENINTOACCOUNTTHISPROCESSCANBEDISPLAYEDBYFOURTEENSEGMENTSENCODER9780769538433/092600?2009IEEE1DOI101109/MINES2009176ADESIGNOFHARDWARECIRCUITTHECP1HSERIESPLCWASUSEDASTHECONTROLLER,THEDISPLAYPROGRAMSHOULDSTOPWHENTHESYSTEMRANABNORMALTIMESERIESPROGRAM,ANDTHETIMEWON’TBEDISPLAYEDWHENTHEURGENCYTIMESERIESPROGRAMWASFINISHED,THECOUNTDOWNDISPLAYPROGRAMSHOULDBERESETINTHESYSTEM,220VACWASUSEDTOCONTROLTRAFFICLIGHTSAND24VDCTOCONTROLSEVENSEGMENTENCODER,FIG2SHOWSTHESCHEMEOFEASTWESTTIMEDISPLAYTHECP1HSERIESPLCISASIMPLECONTROLLER,WHICHCONSISTSOFTWENTYFOURINPUTSANDSIXTEENOUTPUTSBECAUSETWENTYOUTPUTSWERENEEDEDINTHISSYSTEM,ONEI/OMODULEMUSTBEEXTENDEDTHEWIRINGDIAGRAMASSHOWNINFIG2FIGURE1NORMALLYTIMESERIESDIAGRAMFIGURE4THECOUNTDOWNDISPLAYPROGRAMCOMMUNICATIONBAUDRATE69600DATABIT07BIT,STOPBIT22BITDATACHECKMETHODSDUALCHECK,SERIALCOMMUNICATIONNUMBERCOM0THESMALLESTSAMPLINGCYCLE200MSTHEPARAMETERSOFPLCWEREDEFINEDASFOLLOWSTHESMALLESTSAMPLINGCYCLEINBASICATTRIBUTES200MSTHREEREADWRITECHANNELSX0,X1,X2SIXREADONLYCHANNELSREADTHESTATESOFTHETRAFFICLIGHTSQ0Q5FOURTEENREADONLYCHANNELSREADTHESTATESOFTHEDIGITALTUBEQ6Q12Q13Q19ALLTHECHANNELSMUSTBECONNECTEDTOTHEVARIABLESDEFINEDINTHEREALTIMEDATABASEACCESSONEBYONEANDOTHERPARAMETERSWITHDEFAULTVALUEAFTERASUCCESSFULCONNECTIONBETWEENPLCANDTHECOMPUTER,THECONTROLLINGSYSTEMWASABLETOCHANGETHECOLOROFANALOGSIGNALLIGHTSINTHEPICTUREONTHEPCBYTHECOLLECTEDDATATHROUGHTHESERIALPORTTHENTHESTATEMONITOROFTHETRAFFICLIGHTATTHECROSSROADWASPERFORMEDINSTEAD,THROUGHCHANGINGTHEPARAMETERSOFTHEHOSTCOMPUTER,THECORRESPONDINGVALUESWRITTENTOPLCTHEINTERNALRELAY,THECONTROLOFTRAFFICLIGHTSATTHEJUNCTIONCANBECARRIEDOUTTHEEXPERIMENTALRESULTSSHOWTHATTHESYSTEMRANNORMALLYANDANIMATIONWASGOODENOUGHTHEONLINEMONITORINGSYSTEMOFTRAFFICLIGHTSASSHOWNINFIG5BICONCLUSIONSTHEEXPERIMENTALRESULTSINDICATEDTHATTHESYSTEMRANNORMALLYANDTHECONFIGURATIONPICTUREWASGOODENOUGHFIGURE5ANIMATIONPICTUREFROMMCGSTHESYSTEMSIMPLIFIEDTHECOMMUNICATIONBETWEENPLCANDHOSTCOMPUTERBYUSINGINDUSTRIALCONFIGURATIONSOFTWARE,WHICHSHORTENEDTHEEXPLOITATIONTIMEGREATLYESPECIALLY,ITISMOREFITFORCOMPLEXCONTROLLINGSYSTEMWECANCONTROLTHETRAFFICLIGHTSBYPLCANDMCGSINSTEADOFTHEORIGINALRELAYCONTROLANDINCREASELIFEEXPECTANCYOFTHISSYSTEMATTHESAMETIME,THEMETHODCANBEAPPLIEDTOCONTROLMOTORSANDLIQUIDLEVELSTHEREMOTECONTROLANDCONFIGURATIONSIMULATIONAREPUTTOGETHERANDCANALSOBEAPPLIEDTOSIMILARCONTROLAREASREFERENCES1XIEKEMING,LIUDALIANG,XIE,JUNAFUZZYLOGICBASEDTRAFFICLIGHTCONTROLSYSTEM10THINTERNATIONALSYMPOSIUMONINTEGRATEDCIRCUITS,DEVICESANDSYSTEMS,ISIC2004INTEGRATEDSYSTEMSONSILICONPROCEEDINGS,2004,PP3413442MAMANAVISHAY,GOLDSCHLAGERSHARON,MILLERHILLELREUSABLEONCHIPSYSTEMLEVELVERIFICATIONFORSIMULATIONEMULATIONANDSILICON11THANNUALIEEEINTERNATIONALHIGHLEVELDESIGNVALIDATIONANDTESTWORKSHOP,2006,PP1191263JAKSIC,NEBOJSAIMPROVINGSELFEFFICACYINENGINEERINGSTUDENTSUSINGPLCBASEDTRAFFICLIGHTEXPERIMENTS2002ASEEANNUALCONFERENCEPROCEEDINGS,2002,PP13409134144QUHONGPRINCIPLEANDAPPLICATIONOFPROGRAMMABLELOGICCONTROLLERBEIJINGCHINAELECTRICPOWERPRESS,20075ITOTOSHIO,SATORIEKO,SHIBATAYASUO,ETCSIGNALPROCESSINGUSINGALLOPTICALWAVELENGTHCONVERSIONAPPLICATIONUSINGHYBRIDINTEGRATEDXPMDEVICEANDSIPAS,NTTTECHNICALREVIEW,APRIL2003,V1,N1,PP5258,6MCGSTRAININGCOURSEBEIJINGBEIJINGKUNLUNCOMPANIES,20073
下載積分: 10 賞幣
上傳時間:2024-03-13
頁數(shù): 3
大?。?0.6(MB)
子文件數(shù):
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簡介:1.設(shè)計(論文)內(nèi)容及其要求設(shè)計(論文)內(nèi)容及其要求11設(shè)計內(nèi)容設(shè)計內(nèi)容基于PLC的三相異步電動機(jī)雙速電氣設(shè)計;能夠?qū)崿F(xiàn)對電動機(jī)的雙速調(diào)節(jié),要求設(shè)計以S7200變頻器為基礎(chǔ)并進(jìn)行仿真,能夠簡化系統(tǒng)構(gòu)成、降低系統(tǒng)成本、增強(qiáng)系統(tǒng)性能、滿足更多應(yīng)用場合的需要。22電器工作流程圖法的設(shè)計步驟電器工作流程圖法的設(shè)計步驟21繪制電器工作流程圖;22控制對象的導(dǎo)通邏輯表達(dá)式;23繪制電器主接線圖和PLC端子接線圖;24編制PLC控制程序;33設(shè)計要求設(shè)計要求31選擇電氣傳動方案和控制方式;32設(shè)計電器控制原理圖,確定各部分之間的關(guān)系,擬定技術(shù)指標(biāo)和要求;33設(shè)計并繪制電器控制原理圖(設(shè)計圖符合國家規(guī)程規(guī)范),計算主要計算參數(shù);34選擇電器元件,制定元器件目錄清單,繪制電器主接線圖和PLC端子接線圖;35編制PLC控制程序;36編寫設(shè)計說明書(含中英文摘要、正文、圖紙(CADA3號圖));37DWG(CAD)圖形文件及DOC文檔交給指導(dǎo)老師;44時間安排時間安排2013121820131220查閱文獻(xiàn),制定設(shè)計方案,設(shè)計電器控制原理框圖;2013122120131227設(shè)計電氣主接線和PLC控制電路,選擇電器元件;2013122820131231編寫設(shè)計說明書及答辯;
下載積分: 10 賞幣
上傳時間:2024-03-16
頁數(shù): 18
大小: 0.42(MB)
子文件數(shù):
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簡介:1PLC、組態(tài)控制十字路口交通燈目錄目錄摘要2一、MCGS組態(tài)和PLC可編程控制器軟件簡介211MCGS組態(tài)的概括與特點2二、設(shè)計任務(wù)和目的321設(shè)計任務(wù)322設(shè)計目的3三、系統(tǒng)的方案和總體設(shè)計331系統(tǒng)的控制要求333建立實時數(shù)據(jù)庫434用戶窗口動畫組態(tài)設(shè)計535循環(huán)策略屬性設(shè)置8四、建立實時報表和歷史報表1041建立實時報表1042建立歷史報表11五、添加S7200設(shè)備組態(tài)連接14PLC、組態(tài)控制十字路口交通燈設(shè)計總結(jié)18謝辭19參考文獻(xiàn)20312PLC可編程控制器的概括與特點PLC是一種專門為在工業(yè)環(huán)境下應(yīng)用而設(shè)計的數(shù)字運算操作的電子裝置。它采用可以編制程序的儲存器,用來在其內(nèi)部儲存執(zhí)行邏輯運算、順序運算、計時、計數(shù)和算術(shù)運算等操作的指令,并通過數(shù)字式或模型式的輸入和輸出,控制各種類型的機(jī)械或生產(chǎn)過程。PLC及其有關(guān)的外圍設(shè)備都應(yīng)該按易于與工業(yè)控制系統(tǒng)形成一個整體,易于擴(kuò)展其功能的原則而設(shè)計。PLC采用現(xiàn)代大規(guī)模集成電路技術(shù),采用嚴(yán)格的生產(chǎn)工藝制造,內(nèi)部電路采取了先進(jìn)的抗干擾技術(shù),具有很高的可靠信。PLC發(fā)展到今天,已經(jīng)形成了大、中、小各種規(guī)模的系列化產(chǎn)品,并且已經(jīng)標(biāo)準(zhǔn)化、系列化、模塊化,配備有品種齊全的各種硬件裝置供用戶選擇,用戶能夠靈活方便的進(jìn)行系統(tǒng)配置,組成不同功能、不同規(guī)模的的系統(tǒng)。PLC的安裝接線也很方便,一般用接線端子連接外部接線。PLC有較強(qiáng)的帶負(fù)載能力,可直接驅(qū)動一般的電磁閥和交流器,可以用于各種規(guī)模的工業(yè)控制場合。二、設(shè)計任務(wù)和目的21設(shè)計任務(wù)運用MCGS組態(tài)環(huán)境設(shè)計一個十字路口交通燈的監(jiān)控環(huán)境,來實現(xiàn)對交通燈的監(jiān)控與監(jiān)督。熟悉組態(tài)軟件對交通燈的控制與PLCS7200設(shè)備組態(tài)的連接。22設(shè)計目的在設(shè)計的過程中對已學(xué)過的MCGS和PLC軟件進(jìn)行復(fù)習(xí),并在這一基礎(chǔ)上,進(jìn)行自主完成一個十字路口交通燈的演示系統(tǒng)的設(shè)計,在設(shè)計的過程中發(fā)現(xiàn)問題并加以解決與總結(jié)。掌握MCGS軟件的編程基本動畫設(shè)置方法、編程、步驟以及與S7200設(shè)備組態(tài)設(shè)備連接。三、系統(tǒng)的方案和總體設(shè)計31系統(tǒng)的控制要求進(jìn)入組態(tài)要有歡迎界面,點擊歡迎界面自動進(jìn)入交通燈控制界面交通燈控制界面中,系統(tǒng)啟動停止要有指示燈指示交通燈控制界面啟動閉合后,東西綠燈亮16S后,黃燈亮4S,紅燈亮
下載積分: 7 賞幣
上傳時間:2024-05-21
頁數(shù): 21
大?。?4.18(MB)
子文件數(shù):
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簡介:1PLC課程設(shè)計報告課程設(shè)計報告題目自動售貨機(jī)PLC設(shè)計姓名學(xué)號班級自動化0802指導(dǎo)老師指導(dǎo)老師日期3摘要本論文設(shè)計的是基于西門子S7300系列PLC構(gòu)成的自動售貨機(jī)監(jiān)控系統(tǒng),并且加入了觸摸屏E8000的設(shè)計。本文闡述了自動售貨機(jī)的來源與發(fā)展,以及它在國內(nèi)外發(fā)展的現(xiàn)狀,對自動售貨機(jī)的方案進(jìn)行了論證,介紹了PLC的基本組成、特點以及工作原理,對基于西門子S7300系列PLC構(gòu)成的自動售貨機(jī)系統(tǒng)整體設(shè)計過程進(jìn)行較為細(xì)致的論述。文中詳盡地介紹了自動售貨機(jī)的各硬件組成,并完成了PLC外部接線圖。在PLC梯形圖的編寫時,文中采用的是西門子PLC梯形圖專用編譯軟件SMATIC來進(jìn)行編寫。介紹了自動售貨機(jī)的基本原理以及工作流程,然后以一次交易過程為例,把交易過程分為幾個程序塊,然后分別對程序塊進(jìn)行編程。具體說明了可編程序控制器在自動售貨機(jī)中的作用。PLC控制的自動售貨機(jī)提高了系統(tǒng)的穩(wěn)定性,保證自動售貨機(jī)能夠長期穩(wěn)定運行。關(guān)鍵詞可編程控制器(PLC;自動售貨機(jī);梯形圖;ABSTRACTTHISPAPERISBASEDONTHEDESIGNOFSIEMENSS7300PLCCONSTITUTETHEVENDINGMACHINECONTROLSYSTEMANDTHEDESIGNOFTOUCHINGSCREENE8000THISPAPEREXPOUNDSSOURCEOFTHEVENDINGMACHINE,ANDITSDEVELOPMENTATHOMEANDABROAD,THESCHEMEDESIGNOFVENDINGMACHINESAREDISCUSSED,INTRODUCESTHEBASICCOMPOSITION,CHARACTERISTICSOFPLCANDWORKINGPRINCIPLE,BASEDONSIEMENSS7300PLCCONSTITUTETHEVENDINGMACHINESYSTEM,OVERALLWHOLEDESIGNPROCESSISDISCUSSEDPARTICULARLYTHEPAPERINTRODUCEDINDETAILTHEVENDINGMACHINE,VARIOUSHARDWAREANDCOMPLETEDPLCEXTERNALHOOKUPINTHEWRITINGOFPLCLADDERDIAGRAM,THESIEMENSPLCISSPECIALCOMPILEDSOFTWARESMATICLADDERDIAGRAMTOWRITEINTRODUCESTHEBASICPRINCIPLEOFVENDINGMACHINESANDWORKFLOW,ANDTHENTOATRANSACTIONPROCESS,FOREXAMPLE,THEPROCESSISDIVIDEDINTOSEVERALBLOCKS,THENRESPECTIVELYFORPROGRAMFORPROGRAMMINGBLOCKSPECIFYTHEPROGRAMMABLECONTROLLERINVENDINGMACHINESPLCCONTROLSYSTEM,IMPROVETHEVENDINGMACHINE,GUARANTEETHESTABILITYOFTHEVENDINGMACHINETOLONGTERMANDSTABLEOPERATION
下載積分: 10 賞幣
上傳時間:2024-03-12
頁數(shù): 19
大小: 0.36(MB)
子文件數(shù):
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簡介:APPLICATIONOFPLCINTHEELEVATORCONTROLSYSTEMOFINTELLIGENCEBUILDINGABSTRACTTHEPAPERMAINLYDISCUSSESONESUBSYSTEMOFINTELLIGENCEBUILDINGSYSTEMTHEELEVATORCONTROLSYSTEMTHEPLCSTRONGABILITYININTERFERENCEANDSOONMAKESTHEELEVATORINDUSTRYONEAFTERANOTHERTOAPPLYTHEPLCTOTHEELEVATORCONTROLSYSTEMINORDERTOREPLACETHERELAYBEINGUSEDINTRADITIONALELEVATORCONTROLSYSTEMTHEAPPLICATIONOFPLCINTHEELEVATORCONTROLSYSTEMREDUCESTHEBREAKDOWNRATEANDEFFICIENTLYIMPROVESTHEOPERATINGRELIABILITYOFTHEELEVATORWITHSAFETYTHESTRUCTUREOFSYSTEMISALSOSIMPLEANDTIGHTLYPACKEDTHEWORKINGPRINCIPLEOFTHEELEVATORCONTROLSYSTEMISTHESPOTCONTROLINFORMATIONISSENDINTOTHEPLCFROMTHECUSTOMERINPUTDEVICESFIRSTLY,THENTHEPLCCONTROLCABINETISREQUIREDTOSENDOUTTHECONTROLSIGNALTODRIVETHEEQUIPMENTSACCORDINGTOTHESYSTEMDEMANDSTHEELEVATORCANTHENPROCEEDTHEHOMOLOGOUSACTIONACCORDINGTOTHECONTROLREQUESTTHEPAPERSELECTSOMRONCOMPANY’SC200HESERIESPLC,INTRODUCINGPARTSOFSIGNALHOOKUPOFTHEELEVATORCONTROLSYSTEMANDEXPLAININGTHEFUNCTIONOFTHECONTROLCABINETLASTLYTHEAUTOMATIONPROGRAMMINGISINTRODUCEDSIMULATEDEXPERIMENTSENUNCIATESTHATTHEDESIGNMETHODISVIABLEITCANMAKETHEPERSONNELOFTHEINDUSTRYMANAGEMENTCENTERTOLONGDISTANCEMONITORANDCONTROLTHEELEVATORINCONTROLCENTER,TOCONNECTTHEELEVATORCONTROLSYSTEMWITHINTELLIGENCEBUILDINGINDUSTRYMANAGEMENTSYSTEMBYETHERNETORSPECIALPURPOSENETWORKSUCHASLONWORKSTHEELEVATORWORKINGSTATECANALSOBETIMELYWATCHEDTHESENOTONLYCANREALIZESCIENTIFICCENTRALIZEDMANAGEMENTOFTHEELEVATOR,BUTALSOCANLOWERTHEELEVATORMAINTENANCECOSTETCITISONEOFTHEDEVELOPINGDIRECTIONOFINTELLIGENCEBUILDINGELEVATORCONTROLSYSTEMKEYWORDSPLCINTELLIGENCEBUILDINGELEVATORCONTROLSYSTEMWORKINGPRINCIPLEPROGRAMDESIGNⅠINTRODUCTIONIN1980STHEFIRSTINTELLIGENCEMANSIONHADBEENCOMPLETEDINAMERICA,THENINTELLIGENCEBUILDINGHASBEENABROADLYTAKENATTENTIONSBYTHEWHOLEWORLDTHECONCEPTOFINTELLIGENCEBUILDINGHASBEENPUTDIFFERENTMEANINGSALONGWITHTHEDEVELOPMENTOFSOCIETYTHEEARLYSTAGEINTELLIGENCEBUILDINGHADBEENTHOUGHTTHATITISEQUALTOTHEINTELLIGENTMANSION,BUTNOWTHEINTELLIGENCEBUILDINGNOTONLYINCLUDESTHEINTELLIGENCEMANSIONSBUTALSOINVOLVESINTELLIGENCERESIDENTIALDISTRICTSTHISPAPERMAINLYDISCUSSESONESUBSYSTEMOFINTELLIGENCEBUILDINGSYSTEMTHEELEVATORCONTROLSYSTEMININTELLIGENCERESIDENTIALDISTRICTSTHEENTERPRISE’SINFORMATIONMANAGINGSYSTEMMAINLYTAKESCHARGEOFTHETHINGSWHICHRELATEDTOTHEDAILYLIFE,FOREXAMPLESUPERVISINGTHEDISTRICTEQUIPMENTS,MANAGINGVEHICLES,DISPOSINGCRITICALSITUATIONSANDSOONTHEELEVATORSUPERVISINGANDCONTROLSYSTEMISALSONECESSARYTOTHEINTELLIGENCERESIDENTIALDISTRICTSHOWTOMAKEPEOPLEFEELSAFE,STABLEANDCOMFORTABLEANDHOWTOSAVEENERGYRESOURCESANDPROTECTENVIRONMENTSANDSOONARETHEBASICREQUIREMENTSTOTHEELEVATORCONTROLSYSTEMPLCISACOMMONINDUSTRYCONTROLDEVICEITISASPECIALINDUSTRYCONTROLCOMPUTERWHICHHASTHEPERFECTFUNCTIONANDSIMPLEFRAMETHEPLCSTRONGABILITYININTERFERENCEANDSOONMAKESTHEELEVATORINDUSTRYONEAFTERANOTHERTOAPPLYTHEPLCTOTHEELEVATORCONTROLSYSTEM,INORDERTOREPLACETHERELAYBEINGUSEDINTRADITIONALELEVATORCONTROLSYSTEMTHEAPPLICATIONOFPLCINTHEELEVATORCONTROLSYSTEMREDUCESTHEBREAKDOWNRATEANDEFFICIENTLYIMPROVESTHEOPERATINGRELIABILITYOFTHEELEVATORWITHSAFETYTHISPAPERMAINLYDISCUSSESTHEELEVATORCONTROLSYSTEM’SⅣPROGRAMDESIGNTHEDESIGNINCLUDESTWOPARTSHARDWAREANDSOFTWARETHEHARDWAREDESIGNISTHEBASEOFSOFTWARECONSIDERINGTHATTHECONTROLDEMANDSARERELATIVELYCOMPLEX,WEDESIGNTHEPROGRAMSSEPARATELYACCORDINGTOTHECONTROLFUNCTIONFURTHERMORE,WEFOLLOWTHEPRINCIPLEASFOLLOWSWHENTHEELEVATORISASCENDING,THEASCENDINGDEMANDSAREPRIORTOOTHERDEMANDSWHENTHEELEVATORISDESCENDING,THEDESCENDINGDEMANDSAREPRIORTOOTHERDEMANDSTHESEQUENTIALFUNCTIONCHARTSFCISADOPTEDDURINGTHEBOXESTOFORMELEVATOR’SEXECUTIVECIRCUITRYDESIGNITISAMETHODSPECIALLYUSEDININDUSTRIALSEQUENTIALCONTROLTHESFCMETHODCANDESCRIBETHESYSTEM’SWORKINGPROCEDUREINGREATDETAILFOREXAMPLETHEREISATHREELAYERSINTELLIGENCEBUILDINGASUBPROGRAM,THECALLINGFROMTHETHIRDFLOORASELEVATORINTHEFIRSTFLOOR,ISSHOWNINFIG3WITHSFC
下載積分: 10 賞幣
上傳時間:2024-03-17
頁數(shù): 8
大?。?0.18(MB)
子文件數(shù):
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下載積分: 13 賞幣
上傳時間:2023-07-21
頁數(shù): 0
大小: 1.18(MB)
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簡介:APPLICATIONOFPLCINTHEELEVATORCONTROLSYSTEMOFINTELLIGENCEBUILDINGLIFENGLIAN1RENQINGLIAN21TAIYUANUNIVERSITYOFTECHNOLOGY,TAIYUAN,CHINA,2TAIYUANUNIVERSITYOFSCIENCEANDTECHNOLOGY,TAIYUAN,CHINA,PHONE0863516150064EMAILGHLLFL163COMABSTRACTTHEPAPERMAINLYDISCUSSESONESUBSYSTEMOFINTELLIGENCEBUILDINGSYSTEMTHEELEVATORCONTROLSYSTEMTHEPLCSTRONGABILITYININTERFERENCEANDSOONMAKESTHEELEVATORINDUSTRYONEAFTERANOTHERTOAPPLYTHEPLCTOTHEELEVATORCONTROLSYSTEMINORDERTOREPLACETHERELAYBEINGUSEDINTRADITIONALELEVATORCONTROLSYSTEMTHEAPPLICATIONOFPLCINTHEELEVATORCONTROLSYSTEMREDUCESTHEBREAKDOWNRATEANDEFFICIENTLYIMPROVESTHEOPERATINGRELIABILITYOFTHEELEVATORWITHSAFETYTHESTRUCTUREOFSYSTEMISALSOSIMPLEANDTIGHTLYPACKEDTHEWORKINGPRINCIPLEOFTHEELEVATORCONTROLSYSTEMISTHESPOTCONTROLINFORMATIONISSENDINTOTHEPLCFROMTHECUSTOMERINPUTDEVICESFIRSTLY,THENTHEPLCCONTROLCABINETISREQUIREDTOSENDOUTTHECONTROLSIGNALTODRIVETHEEQUIPMENTSACCORDINGTOTHESYSTEMDEMANDSTHEELEVATORCANTHENPROCEEDTHEHOMOLOGOUSACTIONACCORDINGTOTHECONTROLREQUESTTHEPAPERSELECTSOMRONCOMPANY’SC200HESERIESPLC,INTRODUCINGPARTSOFSIGNALHOOKUPOFTHEELEVATORCONTROLSYSTEMANDEXPLAININGTHEFUNCTIONOFTHECONTROLCABINETLASTLYTHEAUTOMATIONPROGRAMMINGISINTRODUCEDSIMULATEDEXPERIMENTSENUNCIATESTHATTHEDESIGNMETHODISVIABLEITCANMAKETHEPERSONNELOFTHEINDUSTRYMANAGEMENTCENTERTOLONGDISTANCEMONITORANDCONTROLTHEELEVATORINCONTROLCENTER,TOCONNECTTHEELEVATORCONTROLSYSTEMWITHINTELLIGENCEBUILDINGINDUSTRYMANAGEMENTSYSTEMBYETHERNETORSPECIALPURPOSENETWORKSUCHASLONWORKSTHEELEVATORWORKINGSTATECANALSOBETIMELYWATCHEDTHESENOTONLYCANREALIZESCIENTIFICCENTRALIZEDMANAGEMENTOFTHEELEVATOR,BUTALSOCANLOWERTHEELEVATORMAINTENANCECOSTETCITISONEOFTHEDEVELOPINGDIRECTIONOFINTELLIGENCEBUILDINGELEVATORCONTROLSYSTEMKEYWORDSPLCINTELLIGENCEBUILDINGELEVATORCONTROLSYSTEMWORKINGPRINCIPLEPROGRAMDESIGNⅠINTRODUCTIONIN1980STHEFIRSTINTELLIGENCEMANSIONHADBEENCOMPLETEDINAMERICA,THENINTELLIGENCEBUILDINGHASBEENABROADLYTAKENATTENTIONSBYTHEWHOLEWORLDTHECONCEPTOFINTELLIGENCEBUILDINGHASBEENPUTDIFFERENTMEANINGSALONGWITHTHEDEVELOPMENTOFSOCIETYTHEEARLYSTAGEINTELLIGENCEBUILDINGHADBEENTHOUGHTTHATITISEQUALTOTHEINTELLIGENTMANSION,BUTNOWTHEINTELLIGENCEBUILDINGNOTONLYINCLUDESTHEINTELLIGENCEMANSIONSBUTALSOINVOLVESINTELLIGENCERESIDENTIALDISTRICTSTHISPAPERMAINLYDISCUSSESONESUBSYSTEMOFINTELLIGENCEBUILDINGSYSTEMTHEELEVATORCONTROLSYSTEMININTELLIGENCERESIDENTIALDISTRICTSTHEENTERPRISE’SINFORMATIONMANAGINGSYSTEMMAINLYTAKESCHARGEOFTHETHINGSWHICHRELATEDTOTHEDAILYLIFE,FOREXAMPLESUPERVISINGTHEDISTRICTEQUIPMENTS,MANAGINGVEHICLES,DISPOSINGCRITICALSITUATIONSANDSOONTHEELEVATORSUPERVISINGANDCONTROLSYSTEMISALSONECESSARYTOTHEINTELLIGENCERESIDENTIALDISTRICTSHOWTOMAKEPEOPLEFEELSAFE,STABLEANDCOMFORTABLEANDHOWTOSAVEENERGYRESOURCESANDPROTECTENVIRONMENTSANDSOONARETHEBASICREQUIREMENTSTOTHEELEVATORCONTROLSYSTEMPLCISACOMMONINDUSTRYCONTROLDEVICEITISASPECIALINDUSTRYCONTROLCOMPUTERWHICHHASTHEPERFECTFUNCTIONANDSIMPLEFRAMETHEPLCSTRONGABILITYININTERFERENCEANDSOONMAKESTHEELEVATORINDUSTRYONEAFTERANOTHERTOAPPLYTHEPLCTOTHE1625SIGNALLINESWERESEPARATELYSENTTOEACHFLOORJUNCTIONBOXESTOFORMELEVATOR’SEXECUTIVECIRCUITRYFIG2PARTOFELEVATORCONTROLSYSTEMSIGNALHOOKUPSFIG3ASUBPROGRAMSFCTHECALLINGFROMTHETHIRDFLOORASELEVATORINTHEFIRSTFLOORⅣPROGRAMDESIGNTHEDESIGNINCLUDESTWOPARTSHARDWAREANDSOFTWARETHEHARDWAREDESIGNISTHEBASEOFSOFTWARECONSIDERINGTHATTHECONTROLDEMANDSARERELATIVELYCOMPLEX,WEDESIGNTHEPROGRAMSSEPARATELYACCORDINGTOTHECONTROLFUNCTIONFURTHERMORE,WEFOLLOWTHEPRINCIPLEASFOLLOWSWHENTHEELEVATORISASCENDING,THEASCENDINGDEMANDSAREPRIORTOOTHERDEMANDSWHENTHEELEVATORISDESCENDING,THEDESCENDINGDEMANDSAREPRIORTOOTHERDEMANDSTHESEQUENTIALFUNCTIONCHARTSFCISADOPTEDDURINGTHEDESIGNITISAMETHODSPECIALLYUSEDININDUSTRIALSEQUENTIALCONTROLTHESFCMETHODCANDESCRIBETHESYSTEM’SWORKINGPROCEDUREINGREATDETAILFOREXAMPLETHEREISATHREELAYERSINTELLIGENCEBUILDINGASUBPROGRAM,THECALLINGFROMTHETHIRDFLOORASELEVATORINTHEFIRSTFLOOR,ISSHOWNINFIG3WITHSFCWHENALLSFCAREDRAWNANDI/OADDRESSLISTSAREPRESENTED,WECANCONVERTTHESFCTOLADDERDIAGRAMLDCONSIDERINGTHESTRICTDEMANDSFORTIMEANDFORLOCKEDEACHOTHER,WEINTRODUCEWORKINGBITSTOREMEMBERWORKINGSTEPSWESHOULDWRITEOUTTHEWORKINGBITSCONTROLPROGRAM,WHICHCANLINKTOGETHER1627
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上傳時間:2024-01-07
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下載積分: 13 賞幣
上傳時間:2023-07-21
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