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          1746-IO4

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          產(chǎn)品價(jià)格: 280/人民幣 
          最后更新: 2019-08-13 08:38:14
          產(chǎn)品產(chǎn)地: 美國(guó)
          發(fā)貨地: 福州 (發(fā)貨期:當(dāng)天內(nèi)發(fā)貨)
          供應(yīng)數(shù)量: 不限
          有效期: 長(zhǎng)期有效
          最少起訂: 1
          瀏覽次數(shù): 302
          詢價(jià)  家家通會(huì)員產(chǎn)品
        2. 公司基本資料信息
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          產(chǎn)品詳細(xì)說(shuō)明

          1746-IO4現(xiàn)貨 in stock! 歡迎來(lái)電咨詢~!!

          1746-IO4


          地鐵屏蔽門系統(tǒng)它沿地鐵站臺(tái)設(shè)置,在列車與站臺(tái)候車室安裝隔離的玻璃幕墻,只有在地鐵到站時(shí),才會(huì)和列車門同開(kāi)同閉,嚴(yán)絲合縫,這樣一來(lái),乘客只能通過(guò)這道門進(jìn)出列車,而不能到達(dá)軌道等有危險(xiǎn)的地方;并且地鐵屏蔽門系統(tǒng)具有的節(jié)能、環(huán)保和安全功能,減少了站臺(tái)區(qū)與軌行區(qū)之間冷熱氣流的交換,降低了環(huán)控系統(tǒng)的運(yùn)營(yíng)能耗,從而節(jié)約了營(yíng)運(yùn)成本。是現(xiàn)代化地鐵工程的必備設(shè)施。
           工程概況
            南京地鐵一號(hào)線全長(zhǎng)21.72公里,南起河西新區(qū)奧體中心,經(jīng)小行、中華門、新街口、鼓樓、玄武門、南京火車站,止于邁皋橋站,共設(shè)車站16座,其中地下車站11座,地面及高架車站5座,貫穿南京市主城區(qū)南北向中軸線。
            解決方案
            地鐵車站的環(huán)境特殊,有較強(qiáng)的短期高電磁輻射現(xiàn)象存在。在充分考慮其可靠性、易維護(hù)性及可擴(kuò)展性,并具備故障診斷、在線修改等功能要求下,結(jié)合工藝需求,對(duì)系統(tǒng)的軟硬件充分遵循模塊化和冗余設(shè)計(jì)的原則。根椐地鐵的特殊要求,采用施耐德電氣公司MODICON系列可編程序控制器,提供全冗余解決方案。施耐德電氣MODICON系列PLC在冗余技術(shù)上世界領(lǐng)先,提供極高的可靠性和世界一流的冗余技術(shù)。冗余的實(shí)現(xiàn)無(wú)需軟件編程,大大減少人為因素對(duì)熱備性能的影響。硬件系統(tǒng)采用模塊化的結(jié)構(gòu),所有模塊和系統(tǒng)組件均能帶電插拔,實(shí)現(xiàn)現(xiàn)場(chǎng)區(qū)域控制器的配置,完成數(shù)據(jù)采集、實(shí)時(shí)控制、數(shù)據(jù)通訊的功能。保證了控制系統(tǒng)運(yùn)行的連續(xù)性,大大提高了系統(tǒng)的整體安全可靠性。
            屏蔽門控制系統(tǒng)網(wǎng)絡(luò)采用國(guó)頒標(biāo)準(zhǔn)MODBUS TCP/IP工業(yè)以太網(wǎng)技術(shù),將 DCU作為網(wǎng)絡(luò)節(jié)點(diǎn)掛接在系統(tǒng)上,工業(yè)以太網(wǎng)的10M/100M的自適應(yīng)傳輸速度、高可靠的短幀傳輸充分滿足地鐵運(yùn)營(yíng)對(duì)安全門的工作要求,通過(guò)網(wǎng)絡(luò)上的監(jiān)控主機(jī)/DCU等設(shè)備實(shí)現(xiàn)對(duì)安全門的基本控制、參數(shù)修改、報(bào)警、顯示、監(jiān)控等功能。

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