宜興曝氣頭(器)安裝:Φ215mm,Φ260mm,Φ300mm
服(fu)務面積:0.25-0.55m2/個,0.35-0.75m2/個
曝氣頭膜片運行平均孔隙(xi):80-100微米
空(kong)氣流量:1.5-3m3/個h
氧總轉移系數:kla(20℃)0.204-0.337min-1
氧利(li)用率:(水深3.2m)18.4-27.7%
充氧能力:0.112-0.185KgO2/m3h
充氧(yang)動(dong)力效率:4.46-5.19KgO2/kwh
宜興曝氣頭(器(qi))阻力:180-280mmH2O
空(kong)氣(qi)管設(she)計應(ying)考慮(lv)壓(ya)力(li)平衡,聯成(cheng)環狀網,每組(zu)進氣(qi)管應(ying)設(she)置(zhi)閥(fa)門(men),便于調節空(kong)氣(qi)量。空(kong)氣(qi)管設(she)計流速:干(gan)管為(wei)(wei)(wei)10-15米(mi)/秒(miao);支管為(wei)(wei)(wei)5米(mi)/秒(miao)。表(biao)面距池底安裝高度:270mm、250mm,推板式為(wei)(wei)(wei)200mm。
器安裝;
安裝(zhuang)裝(zhuang)置(zhi)(zhi)(zhi)由、布(bu)(bu)氣管道、三通(tong)、四通(tong)、彎頭、調節(jie)支架、連接(jie)(jie)件、清除裝(zhuang)置(zhi)(zhi)(zhi)等(deng)組成。布(bu)(bu)氣管道按(an)通(tong)常(chang)的環形布(bu)(bu)置(zhi)(zhi)(zhi),曝(pu)(pu)氣裝(zhuang)置(zhi)(zhi)(zhi)按(an)供氣量和池形布(bu)(bu)置(zhi)(zhi)(zhi)密度,曝(pu)(pu)氣器和布(bu)(bu)氣管道的連接(jie)(jie)采用(yong)(yong)(yong)G3/4螺(luo)紋(wen)連接(jie)(jie),底(di)座為(wei)內螺(luo)紋(wen)(固(gu)定于布(bu)(bu)氣管道上(shang)(shang))曝(pu)(pu)氣器為(wei)外(wai)螺(luo)紋(wen),安裝(zhuang)時先把(ba)(ba)調節(jie)器按(an)所(suo)需尺寸用(yong)(yong)(yong)膨脹螺(luo)栓(shuan)固(gu)定在(zai)池底(di),然(ran)后用(yong)(yong)(yong)抱箍(gu)把(ba)(ba)布(bu)(bu)氣管道固(gu)定在(zai)調節(jie)器上(shang)(shang),為(wei)防止其(qi)它作業如電焊火花和土(tu)建時,混凝土(tu)等(deng)重物 損壞曝(pu)(pu)氣裝(zhuang)置(zhi)(zhi)(zhi),必須等(deng)土(tu)建工程結(jie)束后在(zai)放水(shui)前把(ba)(ba)曝(pu)(pu)氣器裝(zhuang)上(shang)(shang),為(wei)防止管道和連接(jie)(jie)部分漏氣,應放水(shui)超過曝(pu)(pu)氣器10cm左右(you)底(di)深(shen)度試漏,然(ran)后通(tong)氣如發現有管道連接(jie)(jie)部分漏氣應及時排除,然(ran)后正式投(tou)運。