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膜片式微孔(kong)(kong)曝(pu)(pu)(pu)(pu)氣(qi)器是(shi)80年(nian)代研制的新型(xing)曝(pu)(pu)(pu)(pu)氣(qi)裝(zhuang)置(zhi),該裝(zhuang)置(zhi)曝(pu)(pu)(pu)(pu)氣(qi)氣(qi)泡直徑小(xiao),氣(qi)液(ye)界面(mian)直徑小(xiao),氣(qi)液(ye)界面(mian)積大,氣(qi)泡擴散均勻,不會產生(sheng)孔(kong)(kong)眼(yan)堵塞,耐(nai)腐蝕性強(qiang),經(jing)上海同濟大學(xue)環境工程(cheng)學(xue)院(yuan)和中國(guo)市政工程(cheng)華北設計院(yuan)進行清水(shui)(shui)和污水(shui)(shui)充氧(yang)測試,并(bing)經(jing)50多家用(yong)戶多年(nian)使用(yong)效果良(liang)好(比常規產品固定螺旋曝(pu)(pu)(pu)(pu)氣(qi)器,散流曝(pu)(pu)(pu)(pu)氣(qi)器和穿孔(kong)(kong)管曝(pu)(pu)(pu)(pu)氣(qi)器能(neng)耗降低(di)40%,或增加(jia)污水(shui)(shui)處理量40%)。
膜片(pian)式微(wei)孔曝(pu)氣(qi)(qi)器(qi)特別適用于城(cheng)市(shi)污水和大型工(gong)廠新建擴建和老曝(pu)氣(qi)(qi)池(chi)改造,且曝(pu)氣(qi)(qi)池(chi)可間歇(xie)運行。空氣(qi)(qi)管設(she)計應考慮(lv)壓力平(ping)衡(heng)連成環網,每組進氣(qi)(qi)管應設(she)置閥門(men),便于調節空氣(qi)(qi)量。空氣(qi)(qi)管設(she)計流(liu)速(su):干管10-15/秒(miao);支管為(wei)5米/秒(miao)。曝(pu)氣(qi)(qi)器(qi)表面距池(chi)底(di)安裝高度(du):270mm、250mm,推板式為(wei)200mm。
產品連接方式及安裝
曝(pu)氣(qi)(qi)(qi)裝置(zhi)由曝(pu)氣(qi)(qi)(qi)器(qi)(qi)、布(bu)(bu)(bu)氣(qi)(qi)(qi)管(guan)(guan)道、三通(tong)、四通(tong)、彎(wan)頭、調(diao)節器(qi)(qi)、連(lian)(lian)接(jie)件、清除裝置(zhi)等(deng)(deng)組成。布(bu)(bu)(bu)氣(qi)(qi)(qi)管(guan)(guan)道按通(tong)常的環(huan)形布(bu)(bu)(bu)置(zhi),曝(pu)氣(qi)(qi)(qi)器(qi)(qi)按供氣(qi)(qi)(qi)量和池形布(bu)(bu)(bu)置(zhi)密度,曝(pu)氣(qi)(qi)(qi)器(qi)(qi)和布(bu)(bu)(bu)氣(qi)(qi)(qi)管(guan)(guan)道的連(lian)(lian)接(jie)采用G3/4螺(luo)紋連(lian)(lian)接(jie),底(di)(di)座為(wei)內螺(luo)紋(固定(ding)于布(bu)(bu)(bu)氣(qi)(qi)(qi)管(guan)(guan)道上(shang))曝(pu)氣(qi)(qi)(qi)器(qi)(qi)為(wei)外螺(luo)紋,安裝時先把(ba)調(diao)節器(qi)(qi)按所需尺寸用膨(peng)脹螺(luo)栓固定(ding)在(zai)(zai)池底(di)(di),然(ran)后(hou)用抱箍把(ba)布(bu)(bu)(bu)氣(qi)(qi)(qi)管(guan)(guan)道固定(ding)在(zai)(zai)調(diao)節器(qi)(qi)上(shang),為(wei)防(fang)止(zhi)其它(ta)作業如電焊火花和土建時,混(hun)凝土等(deng)(deng)重物 損壞曝(pu)氣(qi)(qi)(qi)裝置(zhi),必須等(deng)(deng)土建工(gong)程結束后(hou)在(zai)(zai)放水前把(ba)曝(pu)氣(qi)(qi)(qi)器(qi)(qi)裝上(shang),為(wei)防(fang)止(zhi)管(guan)(guan)道和連(lian)(lian)接(jie)部分(fen)(fen)漏(lou)氣(qi)(qi)(qi),應(ying)放水超過曝(pu)氣(qi)(qi)(qi)器(qi)(qi)10cm左(zuo)右底(di)(di)深度試(shi)漏(lou),然(ran)后(hou)通(tong)氣(qi)(qi)(qi)如發現有管(guan)(guan)道連(lian)(lian)接(jie)部分(fen)(fen)漏(lou)氣(qi)(qi)(qi)應(ying)及時排除,然(ran)后(hou)正式投運。