造(zao)成二(er)(er)沉池(chi)(chi)出水(shui)懸(xuan)浮(fu)物超標(biao)的(de)(de)(de)原(yuan)因(yin)：(1) 二(er)(er)沉池(chi)(chi)工(gong)藝(yi)參數(shu)。選(xuan)擇二(er)(er)沉池(chi)(chi)設(she)(she)計(ji)參數(shu)是(shi)否(fou)選(xuan)擇恰(qia)當是(shi)出水(shui)懸(xuan)浮(fu)固體指標(biao)會(hui)否(fou)超標(biao)的(de)(de)(de)重(zhong)要因(yin)素。許多污水(shui)處理(li)廠在設(she)(she)計(ji)之初，為(wei)節約建設(she)(she)成本，將水(shui)力(li)停(ting)留(liu)時(shi)間縮短，并盡(jin)量(liang)提高其水(shui)力(li)表(biao)面負(fu)(fu)荷，造(zao)成運(yun)行(xing)時(shi)二(er)(er)沉池(chi)(chi)經(jing)常出現(xian)翻(fan)泥現(xian)象，致使出水(shui)懸(xuan)浮(fu)固體超標(biao)。另外，某(mou)些污水(shui)處理(li)廠由(you)于實(shi)際工(gong)藝(yi)調整(zheng)需要，需將生物池(chi)(chi)污泥濃度控(kong)制在較(jiao)高的(de)(de)(de)水(shui)平時(shi)，也(ye)會(hui)造(zao)成二(er)(er)沉池(chi)(chi)固體表(biao)面負(fu)(fu)荷過大(da)，影響出水(shui)水(shui)質。因(yin)此(ci)，一(yi)般認為(wei)應對(dui)二(er)(er)沉池(chi)(chi)的(de)(de)(de)這幾(ji)個工(gong)藝(yi)參數(shu)的(de)(de)(de)設(she)(she)置留(liu)有較(jiao)大(da)的(de)(de)(de)余地，以利于污水(shui)處理(li)廠工(gong)藝(yi)的(de)(de)(de)控(kong)制與調整(zheng)。一(yi)般來說(shuo)，影響沉淀池(chi)(chi)沉淀效(xiao)果的(de)(de)(de)主要工(gong)藝(yi)參數(shu)為(wei)水(shui)力(li)停(ting)留(liu)時(shi)間、水(shui)力(li)表(biao)面負(fu)(fu)荷和污泥通量(liang)。上(shang)海億萬特環(huan)保科技業(ye)內專業(ye)廠家。企業(ye)污水(shui)調試運(yun)行(xing)答(da)疑解惑

電(dian)(dian)(dian)化(hua)(hua)學氧化(hua)(hua)法處理化(hua)(hua)工廢(fei)水(shui)(shui)：電(dian)(dian)(dian)化(hua)(hua)學氧化(hua)(hua)法是在(zai)(zai)(zai)電(dian)(dian)(dian)解槽中(zhong)(zhong)，廢(fei)水(shui)(shui)中(zhong)(zhong)的(de)有(you)機(ji)污(wu)(wu)染物(wu)(wu)(wu)在(zai)(zai)(zai)電(dian)(dian)(dian)極(ji)上由于發生氧化(hua)(hua)還原反(fan)應(ying)而去除(chu)，廢(fei)水(shui)(shui)中(zhong)(zhong)污(wu)(wu)染物(wu)(wu)(wu)在(zai)(zai)(zai)電(dian)(dian)(dian)解槽的(de)陽極(ji)失去電(dian)(dian)(dian)子被氧化(hua)(hua)外，水(shui)(shui)中(zhong)(zhong)的(de)Cl-，OH-等(deng)也可在(zai)(zai)(zai)陽極(ji)放電(dian)(dian)(dian)而生成(cheng)Cl2和氧而間接地氧化(hua)(hua)破壞污(wu)(wu)染物(wu)(wu)(wu)。實(shi)際(ji)上，為(wei)了強(qiang)化(hua)(hua)陽極(ji)的(de)氧化(hua)(hua)作(zuo)用(yong)，減少電(dian)(dian)(dian)解槽的(de)內阻，往往在(zai)(zai)(zai)廢(fei)水(shui)(shui)電(dian)(dian)(dian)解槽中(zhong)(zhong)加一些氯(lv)(lv)化(hua)(hua)鈉，進(jin)行(xing)所謂的(de)電(dian)(dian)(dian)氯(lv)(lv)化(hua)(hua)，NaCl投加后在(zai)(zai)(zai)陽極(ji)可生成(cheng)氯(lv)(lv)和次氯(lv)(lv)酸(suan)根，對水(shui)(shui)中(zhong)(zhong)的(de)無機(ji)物(wu)(wu)(wu)和有(you)機(ji)物(wu)(wu)(wu)也有(you)較(jiao)強(qiang)的(de)氧化(hua)(hua)作(zuo)用(yong)。近年來在(zai)(zai)(zai)電(dian)(dian)(dian)氧化(hua)(hua)和電(dian)(dian)(dian)還原方(fang)面發現了一些新(xin)型電(dian)(dian)(dian)極(ji)材(cai)料(liao)，取得了一定(ding)成(cheng)效，但仍存在(zai)(zai)(zai)能(neng)耗大、成(cheng)本高，及存在(zai)(zai)(zai)副反(fan)應(ying)等(deng)問題。企業污(wu)(wu)水(shui)(shui)調試運行(xing)答疑解惑上海億萬(wan)特厭氧顆(ke)粒污(wu)(wu)泥(ni)產品(pin)質量(liang)好。

總(zong)氮(dan)(dan)、氨(an)氮(dan)(dan)、亞硝(xiao)(xiao)酸鹽氮(dan)(dan)、硝(xiao)(xiao)酸鹽氮(dan)(dan)（N、NH4+、NO2－NO－3）指示意義？?污(wu)(wu)水(shui)(shui)(shui)(shui)中(zhong)有(you)大量(liang)(liang)的(de)含碳(tan)有(you)機(ji)物(wu)與含氮(dan)(dan)有(you)機(ji)物(wu)，前者(zhe)以碳(tan)、氫、氧為(wei)(wei)基本元素。后(hou)者(zhe)以氮(dan)(dan)、硫、磷為(wei)(wei)基本元素。含氮(dan)(dan)有(you)機(ji)物(wu)在好氧分解過程(cheng)中(zhong)，會轉(zhuan)(zhuan)化(hua)為(wei)(wei)氨(an)氮(dan)(dan)肥(fei)、亞硝(xiao)(xiao)酸鹽氮(dan)(dan)肥(fei)、硝(xiao)(xiao)酸鹽氮(dan)(dan)、水(shui)(shui)(shui)(shui)和二(er)(er)氧化(hua)碳(tan)等(deng)無機(ji)物(wu)。因此測(ce)定上(shang)述三個指標可反映(ying)污(wu)(wu)水(shui)(shui)(shui)(shui)分解過程(cheng)與經處(chu)理后(hou)無機(ji)化(hua)的(de)程(cheng)度。當(dang)二(er)(er)級污(wu)(wu)水(shui)(shui)(shui)(shui)處(chu)理廠(chang)中(zhong)只有(you)少量(liang)(liang)亞硝(xiao)(xiao)酸氮(dan)(dan)出(chu)現(xian)時，該處(chu)理出(chu)水(shui)(shui)(shui)(shui)尚(shang)不能(neng)穩定，當(dang)氧量(liang)(liang)不足(zu)時，則污(wu)(wu)水(shui)(shui)(shui)(shui)中(zhong)的(de)有(you)機(ji)氮(dan)(dan)大多數(shu)轉(zhuan)(zhuan)化(hua)為(wei)(wei)無機(ji)物(wu)，出(chu)水(shui)(shui)(shui)(shui)流入水(shui)(shui)(shui)(shui)體后(hou)是較為(wei)(wei)穩定的(de)。一般(ban)(ban)進(jin)廠(chang)污(wu)(wu)水(shui)(shui)(shui)(shui)的(de)氨(an)氮(dan)(dan)值約30~70mg/L。進(jin)廠(chang)水(shui)(shui)(shui)(shui)中(zhong)一般(ban)(ban)不含有(you)亞硝(xiao)(xiao)酸鹽與硝(xiao)(xiao)酸鹽。二(er)(er)級污(wu)(wu)水(shui)(shui)(shui)(shui)處(chu)理廠(chang)一般(ban)(ban)不能(neng)大量(liang)(liang)除氮(dan)(dan)肥(fei)，處(chu)理程(cheng)度較高(gao)時，能(neng)夠將部(bu)份(fen)氨(an)氮(dan)(dan)轉(zhuan)(zhuan)化(hua)為(wei)(wei)硝(xiao)(xiao)酸鹽氮(dan)(dan)。

什么是(shi)總(zong)固(gu)(gu)體(ti)(ti)(ti)(ti)（TS），?懸(xuan)(xuan)浮(fu)固(gu)(gu)體(ti)(ti)(ti)(ti)（SS）？?是(shi)指水(shui)(shui)(shui)樣(yang)在(zai)100℃溫(wen)度(du)下，在(zai)水(shui)(shui)(shui)浴鍋上蒸發至干所余(yu)留的(de)總(zong)固(gu)(gu)體(ti)(ti)(ti)(ti)數(shu)量。它是(shi)污(wu)(wu)(wu)水(shui)(shui)(shui)中溶(rong)解性固(gu)(gu)體(ti)(ti)(ti)(ti)和(he)非(fei)溶(rong)解性固(gu)(gu)體(ti)(ti)(ti)(ti)的(de)總(zong)和(he)。它可(ke)反(fan)映出污(wu)(wu)(wu)水(shui)(shui)(shui)中固(gu)(gu)體(ti)(ti)(ti)(ti)的(de)總(zong)濃度(du)。通過(guo)進(jin)出水(shui)(shui)(shui)固(gu)(gu)體(ti)(ti)(ti)(ti)的(de)分析可(ke)反(fan)映出污(wu)(wu)(wu)水(shui)(shui)(shui)處理構筑物對去除總(zong)固(gu)(gu)體(ti)(ti)(ti)(ti)的(de)效果(guo)。是(shi)指污(wu)(wu)(wu)水(shui)(shui)(shui)中能被濾(lv)(lv)器截留的(de)固(gu)(gu)體(ti)(ti)(ti)(ti)物質數(shu)量。懸(xuan)(xuan)浮(fu)固(gu)(gu)體(ti)(ti)(ti)(ti)一(yi)部分在(zai)一(yi)定條(tiao)件(jian)下可(ke)以沉淀。測(ce)定懸(xuan)(xuan)浮(fu)固(gu)(gu)體(ti)(ti)(ti)(ti)通常(chang)是(shi)用(yong)石棉(mian)濾(lv)(lv)層過(guo)濾(lv)(lv)法進(jin)行。主要(yao)設備為古(gu)氏坩鍋。當化(hua)驗(yan)設備條(tiao)件(jian)不具備時(shi)，也可(ke)采用(yong)濾(lv)(lv)紙作為濾(lv)(lv)器，從總(zong)固(gu)(gu)體(ti)(ti)(ti)(ti)與溶(rong)解固(gu)(gu)體(ti)(ti)(ti)(ti)的(de)減(jian)差來求得懸(xuan)(xuan)浮(fu)固(gu)(gu)體(ti)(ti)(ti)(ti)量。測(ce)定懸(xuan)(xuan)浮(fu)固(gu)(gu)體(ti)(ti)(ti)(ti)時(shi)，由于(yu)濾(lv)(lv)器不同，常(chang)產(chan)生較(jiao)大差異(yi)。該項(xiang)指標是(shi)污(wu)(wu)(wu)水(shui)(shui)(shui)基本的(de)數(shu)據之一(yi)。測(ce)定進(jin)水(shui)(shui)(shui)和(he)出廠(chang)水(shui)(shui)(shui)的(de)懸(xuan)(xuan)浮(fu)固(gu)(gu)體(ti)(ti)(ti)(ti)，可(ke)用(yong)來反(fan)映污(wu)(wu)(wu)水(shui)(shui)(shui)通過(guo)初沉池(chi)，二沉池(chi)處理后，懸(xuan)(xuan)浮(fu)固(gu)(gu)體(ti)(ti)(ti)(ti)減(jian)少的(de)情況，它是(shi)反(fan)映構筑沉淀效率的(de)主要(yao)依(yi)據。上海億萬(wan)特(te)環保科技(ji)提供專業技(ji)術指導。

測(ce)定(ding)(ding)(ding)BOD5的用(yong)處(chu)(chu)：它(ta)是污水(shui)(shui)處(chu)(chu)理廠重要的一個測(ce)定(ding)(ding)(ding)項(xiang)目。但測(ce)定(ding)(ding)(ding)所需時間較長(chang)，不能及時出數(shu)據。COD的化(hua)驗(yan)反映污水(shui)(shui)中(zhong)有(you)(you)(you)機物(wu)被氧化(hua)劑氧化(hua)所需氧量，它(ta)的數(shu)據值接近于全部有(you)(you)(you)機物(wu)的需氧量。因(yin)此(ci)它(ta)也有(you)(you)(you)較大(da)用(yong)處(chu)(chu)，而且COD測(ce)定(ding)(ding)(ding)時簡短，一般城(cheng)市(shi)污水(shui)(shui)廠COD﹥BOD，如(ru)果污水(shui)(shui)中(zhong)有(you)(you)(you)機物(wu)種(zhong)類變化(hua)較少，則COD與(yu)BOD有(you)(you)(you)一定(ding)(ding)(ding)的相互關系，因(yin)此(ci)就(jiu)可用(yong)當天的COD來預測(ce)BOD5值。根據各(ge)城(cheng)市(shi)污水(shui)(shui)處(chu)(chu)理廠的運轉(zhuan)數(shu)據，通(tong)常(chang)SS與(yu)BOD5在(zai)數(shu)值上大(da)致相仿或(huo)者(zhe)略為(wei)高(gao)些。如(ru)上海各(ge)污水(shui)(shui)廠的SS比BOD5在(zai)數(shu)值上平均高(gao)出50mg/L左右。在(zai)進廠污水(shui)(shui)中(zhong)如(ru)發現BOD5與(yu)SS成倍增長(chang)，則可能有(you)(you)(you)高(gao)濃度的有(you)(you)(you)機廢水(shui)(shui)流入或(huo)者(zhe)糞便(bian)大(da)量進廠。這樣(yang)將會增加處(chu)(chu)理負(fu)荷(he)。使處(chu)(chu)理效率降低，甚(shen)至(zhi)還會阻塞管(guan)道，必須(xu)追查原因(yin)，采取措施。上海億(yi)萬(wan)特環保科技有(you)(you)(you)限(xian)公司(si)。河北企業污水(shui)(shui)調試(shi)運行(xing)常(chang)見(jian)問題

上海億萬特厭氧顆粒污泥品質保證。企業污水調試(shi)運行答(da)疑解惑

大(da)(da)主流污水處(chu)理(li)(li)(li)工藝：傳統(tong)(tong)(tong)活(huo)性(xing)污泥(ni)法(fa)。1.簡介(jie)活(huo)性(xing)污泥(ni)法(fa)工藝是一種應用很廣的廢水好氧(yang)(yang)(yang)生(sheng)化處(chu)理(li)(li)(li)技術，其(qi)主要(yao)由曝(pu)(pu)(pu)氣(qi)池(chi)(chi)、二次沉淀池(chi)(chi)、曝(pu)(pu)(pu)氣(qi)系統(tong)(tong)(tong)以及污泥(ni)回流系統(tong)(tong)(tong)等(deng)組成(cheng)。2.工藝特點（1）優點：工藝相對成(cheng)熟、積累運(yun)行(xing)經驗(yan)多、運(yun)行(xing)穩定；有機物(wu)去(qu)(qu)除效率高，BOD5的去(qu)(qu)除率通常(chang)(chang)為(wei)90%～95%；曝(pu)(pu)(pu)氣(qi)池(chi)(chi)耐沖擊負荷(he)能力較低；適(shi)用于處(chu)理(li)(li)(li)進(jin)水水質比較穩定而(er)處(chu)理(li)(li)(li)程度要(yao)求高的大(da)(da)型城市污水處(chu)理(li)(li)(li)廠。（2）缺點：需氧(yang)(yang)(yang)與(yu)供(gong)氧(yang)(yang)(yang)矛(mao)大(da)(da)，池(chi)(chi)首端供(gong)氧(yang)(yang)(yang)不足，池(chi)(chi)末端供(gong)氧(yang)(yang)(yang)大(da)(da)于需氧(yang)(yang)(yang)，造成(cheng)浪費；傳統(tong)(tong)(tong)活(huo)性(xing)污泥(ni)法(fa)曝(pu)(pu)(pu)氣(qi)池(chi)(chi)停留時間較長(chang)，曝(pu)(pu)(pu)氣(qi)池(chi)(chi)容(rong)積大(da)(da)、占地面(mian)積大(da)(da)、基建(jian)費用高，電耗大(da)(da)；脫氧(yang)(yang)(yang)除磷效率低，通常(chang)(chang)只有10%～30%。企(qi)業(ye)污水調試運(yun)行(xing)答疑解惑

本文(wen)來自沈陽喜(xi)納多采暖工程有限公(gong)司(si)：//zjlong.cn/Article/52a399644.html