雨水集中回用技術
18年環保設(she)備和機械加工(gong)生產經驗(yan),應用于各大(da)電(dian)廠、鋼廠、農業(ye)、市(shi)政、工(gong)業(ye)
咨詢熱線:
一、雨水(shui)回(hui)用的用途
雨(yu)水(shui)(shui)(shui)(shui)(shui)回(hui)用(yong)(yong)(yong)可用(yong)(yong)(yong)于(yu)下列用(yong)(yong)(yong)途:景觀用(yong)(yong)(yong)水(shui)(shui)(shui)(shui)(shui)、綠化用(yong)(yong)(yong)水(shui)(shui)(shui)(shui)(shui)、冷(leng)卻循環(huan)水(shui)(shui)(shui)(shui)(shui)系統補水(shui)(shui)(shui)(shui)(shui)、汽車沖(chong)洗用(yong)(yong)(yong)水(shui)(shui)(shui)(shui)(shui)、路面地面沖(chong)洗用(yong)(yong)(yong)水(shui)(shui)(shui)(shui)(shui)、沖(chong)廁用(yong)(yong)(yong)水(shui)(shui)(shui)(shui)(shui)、消防用(yong)(yong)(yong)水(shui)(shui)(shui)(shui)(shui)。
二、雨水(shui)水(shui)質處理(li)工藝
雨水處理是將雨水收集到蓄水池中,再集中進行物理、化學處理,去除雨水中的污染物。屋面雨水水質處理根據原水水質可選擇下列工藝流程:
1、屋面雨水→初期徑流棄流→景觀水體;
2、屋面雨水→初期徑流棄流→雨水蓄水池沉淀→消毒→雨水清水池;
3、屋面雨(yu)水→初期(qi)徑(jing)流棄(qi)流→雨(yu)水蓄(xu)水池沉(chen)淀→過濾(lv)→消毒→雨(yu)水清(qing)水池。
雨水過濾處理(li)宜采用石(shi)英砂、無煙(yan)煤(mei)、重(zhong)質(zhi)礦(kuang)石(shi)、硅(gui)藻土等濾料和其他新型濾料和新工藝(yi)。
三、回用雨水的消毒
回用雨水宜消毒。采用氯消毒時宜滿足下列要求:
1、雨水處理規模不大于100m3/d時,可采用氯片作為消毒劑;
2、雨水處(chu)理規模(mo)大(da)于100m3/d時(shi),可采(cai)用次(ci)氯酸鈉或其他氯消(xiao)毒劑消(xiao)毒。