LEISTER BLOWER CH-6060
LEISTER BLOWER CH-6060
系統(tǒng)概述 系統(tǒng)主要由力控監(jiān)控軟件、MOXA串口聯(lián)網(wǎng)服務(wù)器和凱迪恩 PLC構(gòu)成,這種方式的主要特點(diǎn)是結(jié)構(gòu)分散、開放性好、穩(wěn)定性強(qiáng)、性價(jià)比高并且擴(kuò)展容易。力控軟件主要負(fù)責(zé)數(shù)據(jù)采集、通訊處理、人機(jī)界面和WEB發(fā)布等工作;串口聯(lián)網(wǎng)服務(wù)器負(fù)責(zé)將PLC的串口通訊轉(zhuǎn)為以太網(wǎng)通訊,并將數(shù)據(jù)通過ADSL網(wǎng)絡(luò)傳遞給力控軟件;凱迪恩 PLC負(fù)責(zé)現(xiàn)場儀表和設(shè)備的通訊及數(shù)據(jù)采集和控制。主要工作方式:力控軟件設(shè)在中央數(shù)據(jù)中心,數(shù)據(jù)中心有一個(gè)固定的外網(wǎng)IP,力控軟件采用典型的C/S和B/S結(jié)構(gòu),B/S方式是作為WEB服務(wù)器,將實(shí)時(shí)數(shù)據(jù)和畫面通過WEB進(jìn)行發(fā)布,遠(yuǎn)端用戶經(jīng)過授權(quán),無須安裝任何插件,使用標(biāo)準(zhǔn)的瀏覽器通過固定IP或域名綁定進(jìn)行訪問即可在遠(yuǎn)程進(jìn)行監(jiān)視。C/S方式是力控軟件作為標(biāo)準(zhǔn)服務(wù)器端與各分站的多個(gè)客戶端(MOXA串口聯(lián)網(wǎng)服務(wù)器)進(jìn)行通訊,建立連接時(shí)由串口聯(lián)網(wǎng)服務(wù)器主動(dòng)向擁有固定IP的服務(wù)器端發(fā)出連接請(qǐng)求,服務(wù)器進(jìn)行應(yīng)答,建立網(wǎng)絡(luò)連接之后,由力控軟件主動(dòng)向下位的凱迪恩 PLC發(fā)出請(qǐng)求,通過標(biāo)準(zhǔn)MODBUS協(xié)議與凱迪恩PLC進(jìn)行通訊,MOXA串口聯(lián)網(wǎng)服務(wù)器在中間起到透明轉(zhuǎn)發(fā)的作用。整個(gè)通訊系統(tǒng)的拓?fù)浣Y(jié)構(gòu)如下圖: [align=center] 圖1系統(tǒng)拓?fù)鋱D[/align] 系統(tǒng)簡介 (1)上位系統(tǒng) 上位系統(tǒng)服務(wù)器選用力控PCAUTO? WWW服務(wù)器版軟件,以VC++或VB編程平臺(tái)為輔助,使得數(shù)據(jù)中心監(jiān)控軟件具備良好的人機(jī)界面,操作直觀,簡便并且靈活性強(qiáng)等特點(diǎn),可實(shí)現(xiàn)主要功能有: 1.24小時(shí)在線運(yùn)行,實(shí)時(shí)采集各熱用戶子站的溫度、壓力、流量和其他運(yùn)行參數(shù),實(shí)時(shí)監(jiān)測每個(gè)采集計(jì)量儀表的運(yùn)行情況,而現(xiàn)場采集計(jì)量儀表出現(xiàn)故障也可以在短時(shí)間內(nèi)發(fā)現(xiàn),并將故障時(shí)間紀(jì)錄備案,避免計(jì)量方面的損失;杜絕了用戶偷汽的想法; 2.顯示供熱管網(wǎng)地理信息(GIS); 3.進(jìn)行整個(gè)熱網(wǎng)數(shù)據(jù)的運(yùn)行分析,具有強(qiáng)大的統(tǒng)計(jì)和數(shù)據(jù)庫查詢功能,可以查詢?nèi)我庥脩羧我鈺r(shí)段內(nèi)的用汽情況;實(shí)時(shí)有效的分析管線的管損情況; 4.對(duì)熱用戶端市電斷電、采集參數(shù)異常的情況,進(jìn)行報(bào)警,并記錄備查; 5.根據(jù)需要自動(dòng)生成結(jié)算帳單(日?qǐng)?bào)表、月報(bào)表和年報(bào)表),并可以直接打印輸出; 6.圖表曲線功能,可以直觀的反映出各個(gè)用戶的用汽情況; 7.網(wǎng)絡(luò)化設(shè)計(jì),支持遠(yuǎn)程訪問功能; 8.支持模擬屏或投影儀顯示; 9.實(shí)時(shí)數(shù)據(jù)庫與關(guān)系型數(shù)據(jù)庫的結(jié)合使用保證了數(shù)據(jù)的穩(wěn)定性和安全性。
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