平流式溶氣(qi)氣(qi)浮機(ji)原理——概述
溶氣(qi)(qi)(qi)氣(qi)(qi)(qi)浮(fu)(fu)(fu)(fu)機(ji)采(cai)用(yong)新型(xing)的(de)(de)(de)溶氣(qi)(qi)(qi)設備——微氣(qi)(qi)(qi)泡發生器(qi),代替(ti)傳統的(de)(de)(de)引氣(qi)(qi)(qi)設備向水(shui)中溶氣(qi)(qi)(qi),并在(zai)氣(qi)(qi)(qi)浮(fu)(fu)(fu)(fu)區(qu)域(yu)內安(an)裝若干斜管(guan)(guan)組,包括箱體、刮(gua)渣(zha)機(ji)、螺旋出料機(ji)共同(tong)組成一(yi)個(ge)完整氣(qi)(qi)(qi)浮(fu)(fu)(fu)(fu)凈水(shui)裝置。理(li)論上講,氣(qi)(qi)(qi)浮(fu)(fu)(fu)(fu)的(de)(de)(de)處(chu)理(li)效果(guo)與停(ting)留時間是沒有直接(jie)聯(lian)系(xi)的(de)(de)(de),而只(zhi)與氣(qi)(qi)(qi)浮(fu)(fu)(fu)(fu)面積有關(guan),如果(guo)將水(shui)深H的(de)(de)(de)氣(qi)(qi)(qi)浮(fu)(fu)(fu)(fu)區(qu)減(jian)少為水(shui)深H/10,那么(me)氣(qi)(qi)(qi)浮(fu)(fu)(fu)(fu)距(ju)離和停(ting)留時間都將縮小10倍,這就是“淺(qian)池理(li)論”。氣(qi)(qi)(qi)浮(fu)(fu)(fu)(fu)區(qu)加入(ru)斜管(guan)(guan)的(de)(de)(de)目的(de)(de)(de)是加大氣(qi)(qi)(qi)浮(fu)(fu)(fu)(fu)面積,大大降低(di)了雷諾系(xi)數,使氣(qi)(qi)(qi)浮(fu)(fu)(fu)(fu)避免在(zai)紊流狀態下進(jin)行(xing),制造良好的(de)(de)(de)層流狀態,達到淺(qian)層氣(qi)(qi)(qi)浮(fu)(fu)(fu)(fu)的(de)(de)(de)效果(guo)。
同理(li),當懸浮(fu)物的(de)(de)密度大(da)于1時,由于安(an)裝了(le)斜管組,就會(hui)產生淺池(chi)沉(chen)淀(dian)的(de)(de)效(xiao)果,從而使沉(chen)淀(dian)在(zai)紊流(liu)條(tiao)件下進行(xing)。粒徑(jing)教大(da)、比重教大(da)的(de)(de)不易(yi)上浮(fu)的(de)(de)污染物質就會(hui)集中(zhong)到集泥(ni)區里,達(da)到凈水的(de)(de)目的(de)(de)。
平流式溶氣氣浮機原(yuan)理(li)——主(zhu)要(yao)工作原(yuan)理(li):
該設(she)備采用了微(wei)氣(qi)(qi)(qi)泡(pao)發生(sheng)、次表(biao)面捕(bu)集、層流(liu)原(yuan)理、多級序批式混(hun)凝、浮(fu)(fu)(fu)渣循環絮凝等五大專(zhuan)利核(he)心技術,能分離(li)污水(shui)(shui)中(zhong)的懸浮(fu)(fu)(fu)物。溶氣(qi)(qi)(qi)水(shui)(shui)、污水(shui)(shui)、藥劑三者(zhe)在(zai)一個特別(bie)設(she)計(ji)的多級序批式混(hun)凝反應器中(zhong),產生(sheng)適合(he)氣(qi)(qi)(qi)浮(fu)(fu)(fu)比重小(xiao)于1的“夾氣(qi)(qi)(qi)泡(pao)絮體(ti)”,流(liu)入氣(qi)(qi)(qi)浮(fu)(fu)(fu)接(jie)觸區,在(zai)浮(fu)(fu)(fu)力的作(zuo)用下,“泡(pao)絮體(ti)”上(shang)升至液(ye)面形成浮(fu)(fu)(fu)渣完成固液(ye)分離(li)。
平(ping)流式溶氣(qi)氣(qi)浮機(ji)原(yuan)理(li)——適(shi)應(ying)范(fan)圍:
造紙行業(ye)(ye)、市政污(wu)水、化(hua)學(xue)工(gong)(gong)(gong)(gong)業(ye)(ye)、飲料工(gong)(gong)(gong)(gong)業(ye)(ye)、印染工(gong)(gong)(gong)(gong)業(ye)(ye)、煉油工(gong)(gong)(gong)(gong)業(ye)(ye)、電鍍工(gong)(gong)(gong)(gong)業(ye)(ye)、食品工(gong)(gong)(gong)(gong)業(ye)(ye)、紡織工(gong)(gong)(gong)(gong)業(ye)(ye)、屠宰(zai)工(gong)(gong)(gong)(gong)業(ye)(ye),皮革工(gong)(gong)(gong)(gong)業(ye)(ye)、乳品工(gong)(gong)(gong)(gong)業(ye)(ye)等(deng),涉及懸浮物分離、油水分離及凈化(hua)、混凝(ning)反應(ying)絮(xu)體(ti)分離,活性(xing)污(wu)泥(ni)分離等(deng)方面的(de)應(ying)用。