曝氣器安裝:Φ215mm,Φ260mm,Φ300mm
服務面積:0.25-0.55m2/個,0.35-0.75m2/個
曝氣膜片(pian)運行平(ping)均孔(kong)隙:80-100微米(mi)
空氣流(liu)量:1.5-3m3/個h
氧總轉(zhuan)移(yi)系數:kla(20℃)0.204-0.337min-1
氧(yang)利用率:(水深3.2m)18.4-27.7%
充氧(yang)能(neng)力:0.112-0.185KgO2/m3h
充氧動力效率:4.46-5.19KgO2/kwh
曝(pu)氣(qi)阻力(li):180-280mmH2O
空(kong)氣管(guan)設(she)計(ji)應(ying)考慮壓(ya)力平衡,聯成環狀網,每組進(jin)氣管(guan)應(ying)設(she)置閥門,便于調節空(kong)氣量。空(kong)氣管(guan)設(she)計(ji)流速:干管(guan)為10-15米/秒(miao);支管(guan)為5米/秒(miao)。表(biao)面(mian)距池(chi)底(di)安裝高度:270mm、250mm,推(tui)板式(shi)為200mm。
曝氣器安裝;
裝(zhuang)(zhuang)置(zhi)(zhi)(zhi)由、布氣(qi)(qi)管(guan)道(dao)、三通、四通、彎頭、調(diao)節支架、連接(jie)件、清(qing)除(chu)裝(zhuang)(zhuang)置(zhi)(zhi)(zhi)等組成(cheng)。布氣(qi)(qi)管(guan)道(dao)按(an)(an)通常(chang)的(de)環形布置(zhi)(zhi)(zhi),曝(pu)(pu)氣(qi)(qi)裝(zhuang)(zhuang)置(zhi)(zhi)(zhi)按(an)(an)供氣(qi)(qi)量和(he)池形布置(zhi)(zhi)(zhi)密度(du),曝(pu)(pu)氣(qi)(qi)器和(he)布氣(qi)(qi)管(guan)道(dao)的(de)連接(jie)采用(yong)(yong)G3/4螺(luo)紋連接(jie),底座為內螺(luo)紋(固定于布氣(qi)(qi)管(guan)道(dao)上)曝(pu)(pu)氣(qi)(qi)器為外(wai)螺(luo)紋,安裝(zhuang)(zhuang)時(shi)先(xian)把(ba)調(diao)節器按(an)(an)所需尺寸用(yong)(yong)膨脹螺(luo)栓固定在池底,然后用(yong)(yong)抱(bao)箍把(ba)布氣(qi)(qi)管(guan)道(dao)固定在調(diao)節器上,為防(fang)(fang)止其它作(zuo)業(ye)如電焊(han)火花和(he)土建時(shi),混凝(ning)土等重物 損壞(huai)曝(pu)(pu)氣(qi)(qi)裝(zhuang)(zhuang)置(zhi)(zhi)(zhi),必須(xu)等土建工(gong)程(cheng)結束后在放(fang)水前把(ba)曝(pu)(pu)氣(qi)(qi)器裝(zhuang)(zhuang)上,為防(fang)(fang)止管(guan)道(dao)和(he)連接(jie)部分漏氣(qi)(qi),應(ying)放(fang)水超過曝(pu)(pu)氣(qi)(qi)器10cm左右(you)底深(shen)度(du)試漏,然后通氣(qi)(qi)如發現有管(guan)道(dao)連接(jie)部分漏氣(qi)(qi)應(ying)及時(shi)排(pai)除(chu),然后正式投運。