市政雨水回用系統建設前準備那些參數

        市政道路雨水收集需要先對年均可利用雨水量進行計算,收集小區總匯水面積確定后,還需要對綜合雨量徑流系數進行測量和確定。因此我們總結了市政雨水回用系統建設前準備那些參數，以便客戶選型：

考慮(lv)(lv)雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)回(hui)用(yong)用(yong)途對水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)質(zhi)(zhi)(zhi)(zhi)(zhi)要(yao)(yao)求,將雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)通過(guo)(guo)雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)收(shou)集(ji)系統進(jin)行收(shou)集(ji),再經過(guo)(guo)初(chu)(chu)期(qi)棄(qi)(qi)流(liu)(liu)(liu)后進(jin)入P模(mo)塊組合水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)池進(jin)行儲存,經雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)過(guo)(guo)濾(lv)板過(guo)(guo)濾(lv)后即可(ke)(ke)回(hui)用(yong)。按設計規(gui)范要(yao)(yao)求,屋面雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)初(chu)(chu)期(qi)棄(qi)(qi)流(liu)(liu)(liu)可(ke)(ke)采用(yong)1-3mm徑流(liu)(liu)(liu)厚度,路面雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)初(chu)(chu)期(qi)棄(qi)(qi)流(liu)(liu)(liu)可(ke)(ke)采用(yong)3~5mm徑流(liu)(liu)(liu)厚度,水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)池計算容積已拋去(qu)棄(qi)(qi)流(liu)(liu)(liu)雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)量,即為實際(ji)可(ke)(ke)收(shou)集(ji)雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)量。結合實際(ji)用(yong)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)量水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)池的(de)實際(ji)占地(di)情況,雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)收(shou)集(ji)時需(xu)要(yao)(yao)在科學、合理(li)(li)的(de)地(di)方建立(li)蓄水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)池。余量雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)以(yi)(yi)溢流(liu)(liu)(liu)形(xing)勢(shi)排放至(zhi)市(shi)政(zheng)雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)管網。一次降雨(yu)(yu)可(ke)(ke)供回(hui)用(yong)總水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)量需(xu)要(yao)(yao)科學測定。考慮(lv)(lv)到雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)保質(zhi)(zhi)(zhi)(zhi)(zhi)周期(qi),設計人員(yuan)還需(xu)仔細(xi)考慮(lv)(lv)每天的(de)雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)回(hui)用(yong)量。根據用(yong)途不同(tong)采用(yong)不同(tong)的(de)處(chu)理(li)(li)方式,市(shi)政(zheng)道(dao)路雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)收(shou)集(ji)主要(yao)(yao)用(yong)于綠化、道(dao)路澆灑及景觀補水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui),考慮(lv)(lv)雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)質(zhi)(zhi)(zhi)(zhi)(zhi),以(yi)(yi)及對用(yong)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)質(zhi)(zhi)(zhi)(zhi)(zhi)的(de)要(yao)(yao)求,雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)在經過(guo)(guo)初(chu)(chu)期(qi)棄(qi)(qi)流(liu)(liu)(liu)后的(de)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)質(zhi)(zhi)(zhi)(zhi)(zhi)為; CODcr70~100ragL;S5040mgL所以(yi)(yi)雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)在經過(guo)(guo)簡(jian)單(dan)的(de)處(chu)理(li)(li)后即可(ke)(ke)達(da)到相(xiang)應的(de)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)質(zhi)(zhi)(zhi)(zhi)(zhi)標準。通過(guo)(guo)測試(shi)可(ke)(ke)以(yi)(yi)看出(chu)在雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)收(shou)集(ji)利用(yong)過(guo)(guo)程中,初(chu)(chu)期(qi)降雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)質(zhi)(zhi)(zhi)(zhi)(zhi)質(zhi)(zhi)(zhi)(zhi)(zhi)量,若(ruo)質(zhi)(zhi)(zhi)(zhi)(zhi)量較差應該將初(chu)(chu)期(qi)降雨(yu)(yu)的(de)雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)予以(yi)(yi)排除,收(shou)集(ji)較為潔凈的(de)中、后期(qi)降雨(yu)(yu)的(de)雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)。能(neng)夠實現這一功(gong)能(neng)的(de)設備稱(cheng)之為雨(yu)(yu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)初(chu)(chu)期(qi)棄(qi)(qi)流(liu)(liu)(liu)裝置,如(ru)下圖(tu)所示：