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行人過街智能控制系統
瀏覽量:1171   發布時間:2020-07-03 09:34:40

行(xing)人(ren)(ren)過(guo)街按(an)(an)(an)鈕(niu)的(de)(de)手(shou)動(dong)控(kong)制就是(shi)用手(shou)動(dong)的(de)(de)形式來控(kong)制紅綠燈(deng)(deng)(deng)(deng)的(de)(de)變(bian)化,沒(mei)(mei)人(ren)(ren)過(guo)馬路(lu)時,紅綠燈(deng)(deng)(deng)(deng)一直維持車(che)通(tong)(tong)行(xing)的(de)(de)狀(zhuang)態(tai),行(xing)人(ren)(ren)要過(guo)馬路(lu)時,只要按(an)(an)(an)下按(an)(an)(an)鈕(niu),機(ji)動(dong)車(che)信號燈(deng)(deng)(deng)(deng)就會(hui)變(bian)黃(huang)燈(deng)(deng)(deng)(deng),提(ti)醒汽車(che)司(si)機(ji)的(de)(de)注意,黃(huang)燈(deng)(deng)(deng)(deng)經過(guo)大(da)約(yue)6秒(具(ju)體(ti)時間根(gen)據人(ren)(ren)流(liu)情(qing)況調控(kong)),機(ji)動(dong)信號燈(deng)(deng)(deng)(deng)轉為(wei)(wei)紅燈(deng)(deng)(deng)(deng)亮,而人(ren)(ren)行(xing)紅綠燈(deng)(deng)(deng)(deng)轉為(wei)(wei)綠燈(deng)(deng)(deng)(deng)亮,持續大(da)約(yue)20秒(具(ju)體(ti)時間根(gen)據人(ren)(ren)流(liu)情(qing)況調控(kong)),然后就會(hui)恢復到車(che)通(tong)(tong)行(xing)的(de)(de)狀(zhuang)態(tai),為(wei)(wei)了(le)避免惡意操作,系(xi)統(tong)設(she)計了(le)2次按(an)(an)(an)鍵的(de)(de)有效時間差(cha)為(wei)(wei)大(da)約(yue)2分鐘(zhong)(具(ju)體(ti)時間根(gen)據人(ren)(ren)流(liu)情(qing)況調控(kong)),也就是(shi)說(shuo)在這段時間內如果繼續按(an)(an)(an)鍵系(xi)統(tong)是(shi)沒(mei)(mei)有反應(ying)的(de)(de),必須等到冷卻時間過(guo)后才(cai)會(hui)響應(ying)。


行人在不同時刻觸發(fa)過(guo)(guo)街(jie)(jie)請求按鈕,切(qie)換到行人過(guo)(guo)街(jie)(jie)綠(lv)燈的(de)時間(jian)間(jian)隔從6秒到40秒不等,分(fen)下列4種情形:

情形一:當機動(dong)車綠燈通行大于(yu)40秒時,行人(ren)(ren)按(an)觸摸按(an)鈕(niu),6秒過渡信(xin)號后即切換(huan)到行人(ren)(ren)綠燈。

情(qing)形(xing)二:當機(ji)動車綠(lv)(lv)燈通(tong)行(xing)(xing)(xing)小于(yu)40秒時,行(xing)(xing)(xing)人按(an)觸摸按(an)鈕(niu)(niu),行(xing)(xing)(xing)人燈不會(hui)馬上現(xian)綠(lv)(lv)燈,但機(ji)器(qi)已接(jie)收到觸發信(xin)(xin)號,等機(ji)動車40秒綠(lv)(lv)燈時間(jian)通(tong)行(xing)(xing)(xing)完(wan)后(hou)就(jiu)會(hui)自(zi)動切換到行(xing)(xing)(xing)人綠(lv)(lv)燈。比(bi)如(ru),行(xing)(xing)(xing)人在機(ji)動車綠(lv)(lv)燈通(tong)行(xing)(xing)(xing)了(le)(le)20秒時按(an)了(le)(le)觸摸按(an)鈕(niu)(niu),信(xin)(xin)號燈會(hui)在20秒后(hou)切換到行(xing)(xing)(xing)人過街(jie)綠(lv)(lv)燈通(tong)行(xing)(xing)(xing)。

情形(xing)三:行人綠燈期間(jian),再(zai)觸發按(an)鈕(niu),行人綠燈時間(jian)不會(hui)延(yan)長,20秒(miao)行人綠燈結(jie)束后(hou),信號(hao)燈將先切換回機動車綠燈通行,40秒(miao)后(hou)便會(hui)再(zai)切換回行人綠燈過街。

情(qing)形四:如果沒有行(xing)人(ren)觸發按鈕,機動車信(xin)號(hao)將一(yi)直綠燈(deng),行(xing)人(ren)信(xin)號(hao)持(chi)續紅燈(deng)。

行(xing)人(ren)(ren)(ren)(ren)(ren)過(guo)街(jie)(jie)(jie)控(kong)(kong)制(zhi)系(xi)統的(de)(de)組成,一般(ban)包(bao)括(kuo):行(xing)人(ren)(ren)(ren)(ren)(ren)過(guo)街(jie)(jie)(jie)信號(hao)控(kong)(kong)制(zhi)機(ji)、行(xing)人(ren)(ren)(ren)(ren)(ren)過(guo)街(jie)(jie)(jie)請求(qiu)按(an)鈕、行(xing)人(ren)(ren)(ren)(ren)(ren)信號(hao)燈、機(ji)動(dong)車(che)(che)信號(hao)燈、控(kong)(kong)制(zhi)軟(ruan)件等部分。可(ke)擴展(zhan)部分包(bao)括(kuo):語音(yin)提示音(yin)柱、LED信息顯(xian)示屏、行(xing)人(ren)(ren)(ren)(ren)(ren)闖(chuang)紅(hong)(hong)燈紅(hong)(hong)外報警設備。此(ci)種(zhong)信號(hao)燈主要安裝在(zai)行(xing)人(ren)(ren)(ren)(ren)(ren)過(guo)街(jie)(jie)(jie)需求(qiu)不(bu)均衡且車(che)(che)流(liu)量較大的(de)(de)路段或(huo)丁(ding)字路口(kou)上,根(gen)據不(bu)同路段、路口(kou)行(xing)人(ren)(ren)(ren)(ren)(ren)過(guo)街(jie)(jie)(jie)實際(ji)需求(qiu)等具體交通(tong)情況,它們(men)分為全(quan)天有(you)效或(huo)行(xing)人(ren)(ren)(ren)(ren)(ren)通(tong)行(xing)高(gao)峰時(shi)段有(you)效兩種(zhong)工作情況。也(ye)就是說,沒有(you)行(xing)人(ren)(ren)(ren)(ren)(ren)過(guo)街(jie)(jie)(jie)的(de)(de)時(shi)候,信號(hao)燈會自動(dong)延時(shi)讓機(ji)動(dong)車(che)(che)順(shun)暢通(tong)過(guo)。有(you)行(xing)人(ren)(ren)(ren)(ren)(ren)要通(tong)過(guo)路口(kou)時(shi),按(an)下按(an)鈕,控(kong)(kong)制(zhi)系(xi)統根(gen)據實時(shi)車(che)(che)流(liu)量、行(xing)人(ren)(ren)(ren)(ren)(ren)過(guo)街(jie)(jie)(jie)需求(qiu)調(diao)整紅(hong)(hong)綠(lv)燈配(pei)時(shi)放行(xing)行(xing)人(ren)(ren)(ren)(ren)(ren),而(er)與其相交兩側的(de)(de)車(che)(che)輛則會被紅(hong)(hong)燈指(zhi)示停(ting)車(che)(che)等待。

在對機(ji)動(dong)車影響較小的(de)(de)(de)路段上。(大型十字路口(kou)是(shi)(shi)不行(xing)的(de)(de)(de));學(xue)校門口(kou),保證學(xue)生過街(jie)安全(quan);交通線路長且方(fang)向單一、行(xing)人(ren)較少(shao)的(de)(de)(de)地段等適合(he)安裝行(xing)人(ren)過街(jie)按(an)鈕。在設置人(ren)行(xing)過街(jie)按(an)鈕時,機(ji)動(dong)車暢行(xing)和行(xing)人(ren)安全(quan)是(shi)(shi)交警部(bu)門考慮的(de)(de)(de)首(shou)要因素。設置該信(xin)號燈不能給道路交通造成太大壓力。