描述
系統(tǒng)模擬聯(lián)動(dòng)空投試驗(yàn)
本步驟的試驗(yàn)?zāi)康氖菍⒔?jīng)過(guò)實(shí)驗(yàn)室調(diào)試的PLC機(jī)及邏輯程序,放到實(shí)際工藝流程中,通過(guò)現(xiàn)場(chǎng)工藝設(shè)備的輸入、輸出節(jié)點(diǎn)及連接線路進(jìn)行系統(tǒng)運(yùn)行的邏輯驗(yàn)證。
試驗(yàn)時(shí),將PLC控制的工藝設(shè)備(主要指電力拖動(dòng)設(shè)備)主回路斷開(kāi)二相(僅保留作為繼電控制電源的一相),使其在送電時(shí)不會(huì)轉(zhuǎn)動(dòng)。按設(shè)計(jì)要求對(duì)子系統(tǒng)的不同運(yùn)轉(zhuǎn)方式及其他控制功能,逐項(xiàng)進(jìn)行系統(tǒng)模擬實(shí)驗(yàn),先確認(rèn)各轉(zhuǎn)換開(kāi)關(guān)、工作方式選擇開(kāi)關(guān),其他預(yù)置開(kāi)關(guān)的正確位置,然后通過(guò)PLC起動(dòng)系統(tǒng),按聯(lián)鎖順序觀察并記錄PLC各輸出節(jié)點(diǎn)所對(duì)應(yīng)的繼電器、接觸器的吸合與斷開(kāi)情況,以及其順序、時(shí)間間隔、信號(hào)指示等是否與設(shè)計(jì)的工藝流程邏輯控制要求相符,觀察并記錄其他裝置的工作情況。對(duì)模擬聯(lián)動(dòng)空投實(shí)驗(yàn)中不能動(dòng)作的執(zhí)行機(jī)構(gòu),料位開(kāi)關(guān)、限位開(kāi)關(guān)、儀表的開(kāi)關(guān)量與模擬量輸入、輸出節(jié)點(diǎn),與其他子系統(tǒng)的聯(lián)鎖等,視具體情況采用手動(dòng)輔助、外部輸入、機(jī)內(nèi)強(qiáng)置等手段加以模擬,以協(xié)助PLC指揮整個(gè)系統(tǒng)按設(shè)計(jì)的邏輯控制要求運(yùn)行。
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主營(yíng):世界知名品牌的PLC、DCS系統(tǒng)備件模塊
①Allen-Bradley(美國(guó)AB)系列產(chǎn)品》
②Schneider(施耐德電氣)系列產(chǎn)品》
③General electric(通用電氣)系列產(chǎn)品》
④Westinghouse(美國(guó)西屋)系列產(chǎn)品》
⑤SIEMENS(西門(mén)子系列產(chǎn)品)》
⑥銷(xiāo)售ABB Robots.FANUC Robots、YASKAWA Robots、KUKA Robots、Mitsubishi Robots、OTC Robots、PanasonicRobots、MOTOMAN Robots。
⑦estinghouse(西屋):OVATION系統(tǒng)、WDPF系統(tǒng)、MAX1000系統(tǒng)備件。
⑧Invensys Foxboro(??怂共_):I/A Series系統(tǒng),F(xiàn)BM(現(xiàn)場(chǎng)輸入/輸出模塊)
順序控制、梯形邏輯控制、事故追憶處理、數(shù)模轉(zhuǎn)換、輸入/輸出信號(hào)處理、數(shù)
據(jù)通信及處理等。Invensys Triconex:冗余容錯(cuò)控制系統(tǒng)、基于三重模件冗余(TMR)
結(jié)構(gòu)的zui現(xiàn)代化的容錯(cuò)控制器。
⑨Siemens(西門(mén)子):Siemens MOORE,Siemens Simatic C1,Siemens數(shù)控系統(tǒng)等。
⑩Bosch Rexroth(博世力士樂(lè)):Indramat,I/O模塊,PLC控制器,驅(qū)動(dòng)模塊等。
◆Motorola(摩托羅拉):MVME 162、MVME 167、MVME1772、MVME177等系列。
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