曝氣盤尺(chi)寸有:Φ215mm,Φ260mm,Φ300mm規(gui)格型號
服務面積:0.25-0.55m2/個,0.35-0.75m2/個
曝(pu)氣(qi)膜(mo)片(pian)運行平均孔隙:80-100微米
空氣流量:1.5-3m3/個h
氧總(zong)轉移(yi)系(xi)數:kla(20℃)0.204-0.337min-1
氧利用率:(水深3.2m)18.4-27.7%
充(chong)氧能力:0.112-0.185KgO2/m3h
充氧(yang)動(dong)力效率:4.46-5.19KgO2/kwh
曝氣阻力:180-280mmH2O
空氣(qi)(qi)管(guan)(guan)設計應考慮壓(ya)力平衡,聯成環狀網,每(mei)組進氣(qi)(qi)管(guan)(guan)應設置閥門,便于調節空氣(qi)(qi)量。空氣(qi)(qi)管(guan)(guan)設計流速:干管(guan)(guan)為(wei)10-15米/秒(miao);支管(guan)(guan)為(wei)5米/秒(miao)。曝氣(qi)(qi)器表面距池底(di)安裝高度:270mm、250mm,推板式為(wei)200mm。
安裝;
曝(pu)氣(qi)(qi)(qi)(qi)(qi)盤,由、布(bu)(bu)氣(qi)(qi)(qi)(qi)(qi)管道(dao)(dao)、三通、四通、彎頭、調(diao)節器、連(lian)(lian)接件(jian)、清除(chu)裝置等(deng)(deng)組成(cheng)。布(bu)(bu)氣(qi)(qi)(qi)(qi)(qi)管道(dao)(dao)按(an)通常的(de)環形(xing)(xing)布(bu)(bu)置,按(an)供氣(qi)(qi)(qi)(qi)(qi)量和池形(xing)(xing)布(bu)(bu)置密度,和布(bu)(bu)氣(qi)(qi)(qi)(qi)(qi)管道(dao)(dao)的(de)連(lian)(lian)接采用(yong)(yong)G3/4螺(luo)紋連(lian)(lian)接,底座為(wei)內螺(luo)紋(固定于布(bu)(bu)氣(qi)(qi)(qi)(qi)(qi)管道(dao)(dao)上(shang)(shang))為(wei)外螺(luo)紋,安裝時先把調(diao)節器按(an)所需尺寸用(yong)(yong)膨脹螺(luo)栓固定在池底,然(ran)后(hou)用(yong)(yong)抱箍把布(bu)(bu)氣(qi)(qi)(qi)(qi)(qi)管道(dao)(dao)固定在調(diao)節器上(shang)(shang),為(wei)防止其它作業如電焊(han)火(huo)花和土(tu)建時,混凝土(tu)等(deng)(deng)重物 損(sun)壞曝(pu)氣(qi)(qi)(qi)(qi)(qi)裝置,必須等(deng)(deng)土(tu)建工程(cheng)結束后(hou)在放水前把裝上(shang)(shang),為(wei)防止管道(dao)(dao)和連(lian)(lian)接部(bu)分漏(lou)氣(qi)(qi)(qi)(qi)(qi),應放水超(chao)過10cm左右底深度試(shi)漏(lou),然(ran)后(hou)通氣(qi)(qi)(qi)(qi)(qi)如發現(xian)有管道(dao)(dao)連(lian)(lian)接部(bu)分漏(lou)氣(qi)(qi)(qi)(qi)(qi)應及(ji)時排除(chu),然(ran)后(hou)正(zheng)式投運。