3HAC022129-001
3HAC022129-001
3HAC022129-001
DCS知識
l、什么是DCS
DCS是分布式控制系統(tǒng)的英文縮寫(Distributed Control System),在國內(nèi)自控行業(yè)又稱之為
集散控制系統(tǒng).
2, DCS有什么特點?
DCS是計算機(jī)技術(shù)、控制技術(shù)萬l m絡(luò)技術(shù)高度結(jié)合的產(chǎn)物.DCS通常采用若干個控制器(過
程站)對一個生產(chǎn)過程中的眾多控制點進(jìn)行控制,各控制器間通過網(wǎng)絡(luò)連接并可進(jìn)行數(shù)據(jù)交
換.操作采用計算機(jī)操作站,通過網(wǎng)絡(luò)與控制器連接,收集生產(chǎn)數(shù)據(jù),傳達(dá)操作指令。因此,
DCS的主要特點歸結(jié)為一毛」話就是:分散控制集中管理。
3, DCS的結(jié)構(gòu)是怎樣的?
上圖是一個較為全面的DCS系統(tǒng)結(jié)構(gòu)圖,從結(jié)構(gòu)上劃分,DCS包括過程級、操作級和管理
級。過程級主要由過程控制站、1/0單元和現(xiàn)場儀表組成,是系統(tǒng)控制功能的主要實施部分.
操作級包括:操作員站和工程師站,完成系統(tǒng)的操作和組態(tài).管理級主要是折工J’管理信息
系統(tǒng)(MIS系統(tǒng)),作為DCS更高層次的應(yīng)用,目前國內(nèi)紙行業(yè)應(yīng)用到這一層的系統(tǒng)較少.
【公 司】: 福建鴻飛達(dá)自動化科技有限公司
【主 營】: AB(羅克韋爾)PLC全系列、ABB機(jī)器人系統(tǒng)備件、施耐德140/TSX、西門子6SN/6FC、伺服系統(tǒng)全套等
【價 格】: 電議
【發(fā)布人】: 程先生
【電 話】: 15306977024 13625073704
【所在地】: 福建 - 福州
【坐 機(jī)】: 0591-83532940
【Q Q】: 2851617309
【傳 真】: 0591-88263940
【郵 箱】: 2851617309@qq.com
產(chǎn)品價格以電話或者QQ詢價為準(zhǔn),發(fā)布價格不做參考,圖片也一樣
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