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1771-NBRC
發(fā)布者:fzjfx0001  發(fā)布時(shí)間:2019-08-14 16:45:52

1771-NBRC現(xiàn)貨 in stock! 歡迎來(lái)電咨詢(xún)~??!

1771-NBRC


地鐵屏蔽門(mén)系統(tǒng)它沿地鐵站臺(tái)設(shè)置,在列車(chē)與站臺(tái)候車(chē)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(chē)門(mén)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(mén)進(jìn)出列車(chē),而不能到達(dá)軌道等有危險(xiǎn)的地方;并且地鐵屏蔽門(mén)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(xiàn)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(mén)、新街口、鼓樓、玄武門(mén)、南京火車(chē)站,止于邁皋橋站,共設(shè)車(chē)站16座,其中地下車(chē)站11座,地面及高架車(chē)站5座,貫穿南京市主城區(qū)南北向中軸線(xiàn)。
  解決方案
  地鐵車(chē)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(xiàn)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(mén)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(mǎn)足地鐵運(yùn)營(yíng)對(duì)安全門(mén)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(mén)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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