FISHER-ROSEMOUNT DELTA V KJ2006X1-BM1 Delta V Series 2 Module
FISHER-ROSEMOUNT DELTA V KJ2006X1-BM1 Delta V Series 2 Module
FISHER-ROSEMOUNT DELTA V KJ2006X1-BM1 Delta V Series 2 Module
組態(tài)軟件面對(duì)的對(duì)象是控制組態(tài)軟件,其運(yùn)行于Windows環(huán)境下,并與任何自動(dòng)化的控制系統(tǒng)均可以兼容。將組態(tài)軟件同PLC控制系統(tǒng)組合在一起,并利用計(jì)算機(jī)模擬技術(shù),就可實(shí)現(xiàn)對(duì)PLC控制系統(tǒng)的整體模擬和調(diào)試。當(dāng)前,PLC控制系統(tǒng)的應(yīng)用領(lǐng)域越來越廣,特別是在工業(yè)現(xiàn)場(chǎng)的應(yīng)用。其檢測(cè)和修正方面的優(yōu)點(diǎn),在提升現(xiàn)場(chǎng)調(diào)試效率的同時(shí),也使得調(diào)試的風(fēng)險(xiǎn)和費(fèi)用大大的降低。實(shí)現(xiàn)基于組態(tài)軟件PLC控制系統(tǒng)的設(shè)計(jì),使設(shè)計(jì)能夠?qū)崿F(xiàn)其控制性能zui大化的發(fā)揮,即是文中討論的重點(diǎn)內(nèi)容。
1 組態(tài)軟件的含義和特點(diǎn)概述
1.1 組態(tài)軟件的含義概述
人們對(duì)于監(jiān)控系統(tǒng)的性能要求日漸提升,在要求操作簡(jiǎn)單、可靠性高、界面友好、實(shí)用性高的同時(shí),也開始向開發(fā)周期短,便于擴(kuò)充、更改、升級(jí)等方面拓展。而這些不斷升級(jí)的性能都是由檢測(cè)系統(tǒng)的設(shè)計(jì)和研發(fā)來實(shí)現(xiàn)的。運(yùn)用計(jì)算機(jī)的程序語言去進(jìn)行一個(gè)監(jiān)控系統(tǒng)的大型軟件的編制是一件費(fèi)時(shí)、費(fèi)力的工作,不僅研發(fā)成本高、通用性差、研制周期長(zhǎng),而且對(duì)于系統(tǒng)的升級(jí)和擴(kuò)充也很不方便,難以進(jìn)行相關(guān)的推廣及應(yīng)用,而比較好的選擇就是運(yùn)用控制系統(tǒng)的各種軟件包,也就是文中所說的組態(tài)軟件。
1.2 組態(tài)軟件的特點(diǎn)概述
在監(jiān)控系統(tǒng)中,組態(tài)軟件是作為系統(tǒng)收集和處理的中心環(huán)節(jié)而存在的,是數(shù)據(jù)的轉(zhuǎn)發(fā)中心和監(jiān)控中心。在組態(tài)軟件運(yùn)行狀態(tài)下通過各種檢測(cè)、監(jiān)控設(shè)備共同構(gòu)成了快速的控制中心。組態(tài)軟件是一種面向數(shù)據(jù)采集和監(jiān)控的平臺(tái)工具,其實(shí)質(zhì)項(xiàng)目相當(dāng)豐富,使用功能十分強(qiáng)大,并且方式靈活。其作為控制過程和數(shù)據(jù)采集的專項(xiàng)軟件,運(yùn)用計(jì)算機(jī),為實(shí)施過程監(jiān)控、數(shù)據(jù)采集和生產(chǎn)控制提供優(yōu)良的開發(fā)環(huán)境和基礎(chǔ)平臺(tái)。組態(tài)軟件的專業(yè)性很強(qiáng)。某種領(lǐng)域中往往只適合一種組態(tài)軟件的應(yīng)用。在控制系統(tǒng)引入組態(tài)軟件,可以起到簡(jiǎn)化軟件編程和算法設(shè)計(jì)的目的,有效解決知識(shí)水平同現(xiàn)場(chǎng)操作技術(shù)間的矛盾,工作效率大大提升。
2 遠(yuǎn)程監(jiān)控層機(jī)構(gòu)的虛擬控制系統(tǒng)
一般情況下,控制系統(tǒng)分為監(jiān)控層、控制層和管理層3種層次結(jié)構(gòu)。在監(jiān)控層中,其硬件主要為IPC,運(yùn)用組態(tài)軟件來實(shí)現(xiàn)對(duì)現(xiàn)場(chǎng)數(shù)據(jù)、歷史數(shù)據(jù)、安全和報(bào)警機(jī)制、動(dòng)畫顯示、流程控制、企業(yè)監(jiān)控、報(bào)表輸出及趨勢(shì)曲線實(shí)時(shí)運(yùn)行;控制層中主要是PLC發(fā)揮作用。PLC具有很強(qiáng)的抗*力和可靠性,能夠很好的適用于現(xiàn)場(chǎng)要求,其相關(guān)配置發(fā)展十分迅速。運(yùn)用組態(tài)軟件網(wǎng)絡(luò)平臺(tái),實(shí)現(xiàn)了其網(wǎng)絡(luò)控制的功能,用戶通過IE瀏覽器來進(jìn)行對(duì)本地監(jiān)控機(jī)的訪問,從而實(shí)現(xiàn)對(duì)現(xiàn)場(chǎng)運(yùn)行情況的控制,在客戶端對(duì)各種報(bào)表和數(shù)據(jù)進(jìn)行打印。進(jìn)而構(gòu)成了具有完整監(jiān)控管理層、控制層及遠(yuǎn)程監(jiān)控層機(jī)構(gòu)的虛擬控制系統(tǒng)。
3 PLC控制系統(tǒng)設(shè)計(jì)實(shí)現(xiàn)的意義及前景
3.1 PLC控制系統(tǒng)設(shè)計(jì)實(shí)現(xiàn)的意義
基于組態(tài)軟件的PLC控制系統(tǒng)具有很好的擴(kuò)展性,持續(xù)擴(kuò)展下利用通信實(shí)現(xiàn)對(duì)組態(tài)工程中數(shù)據(jù)的采集,隨后將其發(fā)布于網(wǎng)上,就實(shí)現(xiàn)了局域網(wǎng)下的同步控制?;诮M態(tài)軟件的PLC控制系統(tǒng)的*性亦十分突出,采用的均是*的通信和網(wǎng)絡(luò)控制技術(shù),從而用虛擬的設(shè)備對(duì)實(shí)際設(shè)備進(jìn)行替代。實(shí)現(xiàn)這一控制系統(tǒng)的設(shè)計(jì),使得客戶能夠通過客戶端對(duì)現(xiàn)場(chǎng)數(shù)據(jù)、報(bào)表進(jìn)行瀏覽,并且對(duì)現(xiàn)場(chǎng)運(yùn)行情況加以控制,工作人員在現(xiàn)場(chǎng)之外就能夠?qū)υO(shè)備的實(shí)際運(yùn)行情況有所了解,并實(shí)時(shí)傳達(dá)指令,在其控制之下達(dá)到同現(xiàn)場(chǎng)操作一樣的效果。
3.2 PLC控制系統(tǒng)設(shè)計(jì)實(shí)現(xiàn)的前景
通過計(jì)算機(jī)設(shè)備來對(duì)現(xiàn)場(chǎng)設(shè)備進(jìn)行模擬,從而起到降低教學(xué)成本的目的??梢蕴峁┫啾扔诂F(xiàn)場(chǎng)更為方便、豐富的監(jiān)控、調(diào)試功能;可以對(duì)其PLC功能不斷擴(kuò)展,以*技術(shù)為支撐,從而提供、zui全的監(jiān)控功能。將硬件軟化本身就很具有創(chuàng)造力,使得組態(tài)動(dòng)畫界面更加形象,不斷提升自身的性能,使其成為監(jiān)控領(lǐng)域不斷前進(jìn)的動(dòng)力,實(shí)現(xiàn)技術(shù)領(lǐng)域的與時(shí)俱進(jìn)。PLC監(jiān)控系統(tǒng)使對(duì)現(xiàn)場(chǎng)設(shè)備的模擬更加的靈活、方便和豐富,可以對(duì)不適合現(xiàn)場(chǎng)操作的實(shí)驗(yàn)進(jìn)行模擬和調(diào)試。
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