硅(gui)膠曝氣頭(器(qi))安裝:Φ215mm,Φ260mm,Φ300mm
服務面積(ji):0.25-0.55m2/個,0.35-0.75m2/個
硅膠曝氣頭膜片運(yun)行平均孔隙:80-100微米
空氣流量:1.5-3m3/個h
氧(yang)總轉移系(xi)數:kla(20℃)0.204-0.337min-1
氧利用率:(水深3.2m)18.4-27.7%
充氧能力:0.112-0.185KgO2/m3h
充(chong)氧動力效(xiao)率:4.46-5.19KgO2/kwh
(器(qi))阻力:180-280mmH2O
空(kong)氣(qi)管(guan)(guan)設(she)計應(ying)考慮壓力平衡(heng),聯(lian)成環狀網,每組進氣(qi)管(guan)(guan)應(ying)設(she)置閥(fa)門,便于調節(jie)空(kong)氣(qi)量(liang)。空(kong)氣(qi)管(guan)(guan)設(she)計流速:干管(guan)(guan)為10-15米/秒(miao);支管(guan)(guan)為5米/秒(miao)。表(biao)面距池底安裝高度:270mm、250mm,推板式為200mm。
器安(an)裝;
安(an)裝(zhuang)裝(zhuang)置(zhi)(zhi)由(you)、布(bu)(bu)氣(qi)(qi)(qi)管道(dao)(dao)、三(san)通(tong)、四通(tong)、彎頭(tou)、調節支架、連接(jie)件、清除裝(zhuang)置(zhi)(zhi)等組成。布(bu)(bu)氣(qi)(qi)(qi)管道(dao)(dao)按(an)通(tong)常的環形(xing)布(bu)(bu)置(zhi)(zhi),曝(pu)(pu)氣(qi)(qi)(qi)裝(zhuang)置(zhi)(zhi)按(an)供氣(qi)(qi)(qi)量和池形(xing)布(bu)(bu)置(zhi)(zhi)密度(du),曝(pu)(pu)氣(qi)(qi)(qi)器和布(bu)(bu)氣(qi)(qi)(qi)管道(dao)(dao)的連接(jie)采用(yong)(yong)G3/4螺紋連接(jie),底(di)(di)座(zuo)為(wei)內螺紋(固(gu)定(ding)(ding)于布(bu)(bu)氣(qi)(qi)(qi)管道(dao)(dao)上)曝(pu)(pu)氣(qi)(qi)(qi)器為(wei)外螺紋,安(an)裝(zhuang)時先(xian)把(ba)調節器按(an)所需尺寸用(yong)(yong)膨(peng)脹螺栓固(gu)定(ding)(ding)在(zai)池底(di)(di),然(ran)后(hou)用(yong)(yong)抱箍(gu)把(ba)布(bu)(bu)氣(qi)(qi)(qi)管道(dao)(dao)固(gu)定(ding)(ding)在(zai)調節器上,為(wei)防止(zhi)其它作業(ye)如電(dian)焊火花(hua)和土(tu)(tu)(tu)建時,混(hun)凝土(tu)(tu)(tu)等重物 損壞(huai)曝(pu)(pu)氣(qi)(qi)(qi)裝(zhuang)置(zhi)(zhi),必須等土(tu)(tu)(tu)建工程結束后(hou)在(zai)放水前(qian)把(ba)曝(pu)(pu)氣(qi)(qi)(qi)器裝(zhuang)上,為(wei)防止(zhi)管道(dao)(dao)和連接(jie)部分(fen)漏氣(qi)(qi)(qi),應放水超過曝(pu)(pu)氣(qi)(qi)(qi)器10cm左右底(di)(di)深度(du)試漏,然(ran)后(hou)通(tong)氣(qi)(qi)(qi)如發現有管道(dao)(dao)連接(jie)部分(fen)漏氣(qi)(qi)(qi)應及時排除,然(ran)后(hou)正式投運。