造成(cheng)二沉(chen)(chen)(chen)池(chi)(chi)(chi)出水(shui)(shui)悬浮(fu)物超(chao)(chao)标(biao)的(de)(de)原因(yin)：(1) 二沉(chen)(chen)(chen)池(chi)(chi)(chi)工(gong)(gong)艺(yi)参(can)数。选(xuan)择(ze)二沉(chen)(chen)(chen)池(chi)(chi)(chi)设(she)(she)(she)计(ji)参(can)数是(shi)否选(xuan)择(ze)恰(qia)当是(shi)出水(shui)(shui)悬浮(fu)固(gu)体指标(biao)会否超(chao)(chao)标(biao)的(de)(de)重要因(yin)素。许多污水(shui)(shui)处理(li)厂(chang)在设(she)(she)(she)计(ji)之(zhi)初，为节约(yue)建设(she)(she)(she)成(cheng)本，将水(shui)(shui)力(li)停(ting)(ting)留时(shi)间(jian)缩短，并尽量提高其水(shui)(shui)力(li)表面(mian)负(fu)荷，造成(cheng)运行(xing)(xing)时(shi)二沉(chen)(chen)(chen)池(chi)(chi)(chi)经常出现翻泥(ni)现象，致使出水(shui)(shui)悬浮(fu)固(gu)体超(chao)(chao)标(biao)。另外(wai)，某些污水(shui)(shui)处理(li)厂(chang)由于实际工(gong)(gong)艺(yi)调(diao)整(zheng)需要，需将生物池(chi)(chi)(chi)污泥(ni)浓度控(kong)制在较高的(de)(de)水(shui)(shui)平时(shi)，也会造成(cheng)二沉(chen)(chen)(chen)池(chi)(chi)(chi)固(gu)体表面(mian)负(fu)荷过(guo)大，影响出水(shui)(shui)水(shui)(shui)质(zhi)。因(yin)此，一般认为应对二沉(chen)(chen)(chen)池(chi)(chi)(chi)的(de)(de)这(zhei)几(ji)个工(gong)(gong)艺(yi)参(can)数的(de)(de)设(she)(she)(she)置留有较大的(de)(de)余地，以利于污水(shui)(shui)处理(li)厂(chang)工(gong)(gong)艺(yi)的(de)(de)控(kong)制与调(diao)整(zheng)。一般来说，影响沉(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)沉(chen)(chen)(chen)淀(dian)效果的(de)(de)主要工(gong)(gong)艺(yi)参(can)数为水(shui)(shui)力(li)停(ting)(ting)留时(shi)间(jian)、水(shui)(shui)力(li)表面(mian)负(fu)荷和污泥(ni)通量。上(shang)海亿万特环(huan)保(bao)科(ke)技业(ye)内(nei)专(zhuan)业(ye)厂(chang)家(jia)。企(qi)业(ye)污水(shui)(shui)调(diao)试运行(xing)(xing)答(da)疑解惑

电(dian)(dian)(dian)(dian)化(hua)(hua)(hua)(hua)学(xue)氧(yang)(yang)化(hua)(hua)(hua)(hua)法处理化(hua)(hua)(hua)(hua)工废水(shui)(shui)(shui)：电(dian)(dian)(dian)(dian)化(hua)(hua)(hua)(hua)学(xue)氧(yang)(yang)化(hua)(hua)(hua)(hua)法是在电(dian)(dian)(dian)(dian)解(jie)槽(cao)中(zhong)(zhong)(zhong)，废水(shui)(shui)(shui)中(zhong)(zhong)(zhong)的有机(ji)污(wu)染物(wu)在电(dian)(dian)(dian)(dian)极(ji)上由于发生氧(yang)(yang)化(hua)(hua)(hua)(hua)还原反应(ying)而(er)去(qu)除(chu)，废水(shui)(shui)(shui)中(zhong)(zhong)(zhong)污(wu)染物(wu)在电(dian)(dian)(dian)(dian)解(jie)槽(cao)的阳(yang)极(ji)失去(qu)电(dian)(dian)(dian)(dian)子被氧(yang)(yang)化(hua)(hua)(hua)(hua)外，水(shui)(shui)(shui)中(zhong)(zhong)(zhong)的Cl-，OH-等也可在阳(yang)极(ji)放电(dian)(dian)(dian)(dian)而(er)生成(cheng)(cheng)Cl2和(he)氧(yang)(yang)而(er)间接(jie)地氧(yang)(yang)化(hua)(hua)(hua)(hua)破坏污(wu)染物(wu)。实(shi)际上，为了强化(hua)(hua)(hua)(hua)阳(yang)极(ji)的氧(yang)(yang)化(hua)(hua)(hua)(hua)作用，减少电(dian)(dian)(dian)(dian)解(jie)槽(cao)的内阻(zu)，往(wang)往(wang)在废水(shui)(shui)(shui)电(dian)(dian)(dian)(dian)解(jie)槽(cao)中(zhong)(zhong)(zhong)加一(yi)(yi)些氯(lv)(lv)化(hua)(hua)(hua)(hua)钠(na)，进行所谓的电(dian)(dian)(dian)(dian)氯(lv)(lv)化(hua)(hua)(hua)(hua)，NaCl投加后在阳(yang)极(ji)可生成(cheng)(cheng)氯(lv)(lv)和(he)次氯(lv)(lv)酸(suan)根，对水(shui)(shui)(shui)中(zhong)(zhong)(zhong)的无机(ji)物(wu)和(he)有机(ji)物(wu)也有较强的氧(yang)(yang)化(hua)(hua)(hua)(hua)作用。近(jin)年来在电(dian)(dian)(dian)(dian)氧(yang)(yang)化(hua)(hua)(hua)(hua)和(he)电(dian)(dian)(dian)(dian)还原方面发现了一(yi)(yi)些新型电(dian)(dian)(dian)(dian)极(ji)材料，取得(de)了一(yi)(yi)定成(cheng)(cheng)效，但仍存(cun)在能耗大、成(cheng)(cheng)本高，及存(cun)在副反应(ying)等问题。企业污(wu)水(shui)(shui)(shui)调试运行答疑解(jie)惑上海(hai)亿万特厌氧(yang)(yang)颗(ke)粒污(wu)泥产品质(zhi)量好。

总氮(dan)、氨(an)氮(dan)、亚(ya)硝(xiao)(xiao)酸(suan)(suan)(suan)盐(yan)(yan)(yan)氮(dan)、硝(xiao)(xiao)酸(suan)(suan)(suan)盐(yan)(yan)(yan)氮(dan)（N、NH4+、NO2－NO－3）指(zhi)示意义？‍污(wu)水(shui)(shui)(shui)中(zhong)有大量(liang)的(de)含(han)碳(tan)有机(ji)(ji)物与(yu)(yu)含(han)氮(dan)有机(ji)(ji)物，前(qian)者(zhe)以碳(tan)、氢(qing)、氧(yang)(yang)为(wei)(wei)(wei)(wei)基(ji)本元素(su)。后(hou)者(zhe)以氮(dan)、硫(liu)、磷(lin)为(wei)(wei)(wei)(wei)基(ji)本元素(su)。含(han)氮(dan)有机(ji)(ji)物在好氧(yang)(yang)分(fen)解(jie)过程(cheng)中(zhong)，会转(zhuan)(zhuan)化(hua)为(wei)(wei)(wei)(wei)氨(an)氮(dan)肥(fei)(fei)、亚(ya)硝(xiao)(xiao)酸(suan)(suan)(suan)盐(yan)(yan)(yan)氮(dan)肥(fei)(fei)、硝(xiao)(xiao)酸(suan)(suan)(suan)盐(yan)(yan)(yan)氮(dan)、水(shui)(shui)(shui)和二氧(yang)(yang)化(hua)碳(tan)等(deng)无机(ji)(ji)物。因此测(ce)定(ding)(ding)上(shang)述三个指(zhi)标可反(fan)映(ying)污(wu)水(shui)(shui)(shui)分(fen)解(jie)过程(cheng)与(yu)(yu)经处理后(hou)无机(ji)(ji)化(hua)的(de)程(cheng)度。当二级(ji)污(wu)水(shui)(shui)(shui)处理厂(chang)(chang)中(zhong)只有少量(liang)亚(ya)硝(xiao)(xiao)酸(suan)(suan)(suan)氮(dan)出现时(shi)，该处理出水(shui)(shui)(shui)尚(shang)不(bu)能(neng)(neng)稳定(ding)(ding)，当氧(yang)(yang)量(liang)不(bu)足时(shi)，则污(wu)水(shui)(shui)(shui)中(zhong)的(de)有机(ji)(ji)氮(dan)大多(duo)数转(zhuan)(zhuan)化(hua)为(wei)(wei)(wei)(wei)无机(ji)(ji)物，出水(shui)(shui)(shui)流入(ru)水(shui)(shui)(shui)体(ti)后(hou)是较为(wei)(wei)(wei)(wei)稳定(ding)(ding)的(de)。一般进(jin)厂(chang)(chang)污(wu)水(shui)(shui)(shui)的(de)氨(an)氮(dan)值(zhi)约30~70mg/L。进(jin)厂(chang)(chang)水(shui)(shui)(shui)中(zhong)一般不(bu)含(han)有亚(ya)硝(xiao)(xiao)酸(suan)(suan)(suan)盐(yan)(yan)(yan)与(yu)(yu)硝(xiao)(xiao)酸(suan)(suan)(suan)盐(yan)(yan)(yan)。二级(ji)污(wu)水(shui)(shui)(shui)处理厂(chang)(chang)一般不(bu)能(neng)(neng)大量(liang)除氮(dan)肥(fei)(fei)，处理程(cheng)度较高时(shi)，能(neng)(neng)够(gou)将部份(fen)氨(an)氮(dan)转(zhuan)(zhuan)化(hua)为(wei)(wei)(wei)(wei)硝(xiao)(xiao)酸(suan)(suan)(suan)盐(yan)(yan)(yan)氮(dan)。

什么(me)是(shi)总(zong)固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)（TS），‍悬(xuan)浮固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)（SS）？‍是(shi)指(zhi)(zhi)水(shui)(shui)样在100℃温度下(xia)，在水(shui)(shui)浴锅(guo)上(shang)蒸(zheng)发至(zhi)干所余留的(de)总(zong)固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)数(shu)量。它是(shi)污水(shui)(shui)中(zhong)溶解性固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)和(he)非溶解性固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)的(de)总(zong)和(he)。它可(ke)反(fan)(fan)映(ying)出(chu)污水(shui)(shui)中(zhong)固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)的(de)总(zong)浓(nong)度。通(tong)过进出(chu)水(shui)(shui)固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)的(de)分析(xi)可(ke)反(fan)(fan)映(ying)出(chu)污水(shui)(shui)处(chu)理构筑物对去(qu)除总(zong)固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)的(de)效果。是(shi)指(zhi)(zhi)污水(shui)(shui)中(zhong)能被(bei)滤(lv)器(qi)截(jie)留的(de)固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)物质数(shu)量。悬(xuan)浮固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)一部分在一定条件下(xia)可(ke)以沉(chen)淀。测定悬(xuan)浮固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)通(tong)常是(shi)用(yong)(yong)石棉滤(lv)层过滤(lv)法进行。主(zhu)要(yao)设备(bei)为古氏坩锅(guo)。当化验设备(bei)条件不具备(bei)时，也(ye)可(ke)采用(yong)(yong)滤(lv)纸(zhi)作为滤(lv)器(qi)，从总(zong)固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)与溶解固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)的(de)减差来求得悬(xuan)浮固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)量。测定悬(xuan)浮固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)时，由(you)于滤(lv)器(qi)不同(tong)，常产生较大差异。该项指(zhi)(zhi)标(biao)是(shi)污水(shui)(shui)基本的(de)数(shu)据(ju)之一。测定进水(shui)(shui)和(he)出(chu)厂水(shui)(shui)的(de)悬(xuan)浮固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)，可(ke)用(yong)(yong)来反(fan)(fan)映(ying)污水(shui)(shui)通(tong)过初沉(chen)池，二(er)沉(chen)池处(chu)理后(hou)，悬(xuan)浮固(gu)(gu)(gu)(gu)(gu)体(ti)(ti)(ti)减少的(de)情况，它是(shi)反(fan)(fan)映(ying)构筑沉(chen)淀效率的(de)主(zhu)要(yao)依据(ju)。上(shang)海亿万特环保科技(ji)提供(gong)专业技(ji)术指(zhi)(zhi)导。

测(ce)(ce)定(ding)BOD5的(de)(de)(de)(de)用处(chu)(chu)(chu)：它(ta)是污(wu)水(shui)(shui)处(chu)(chu)(chu)理(li)厂(chang)(chang)重要的(de)(de)(de)(de)一(yi)个测(ce)(ce)定(ding)项目。但(dan)测(ce)(ce)定(ding)所需时间较(jiao)长(zhang)，不能及时出数据。COD的(de)(de)(de)(de)化(hua)验(yan)反(fan)映(ying)污(wu)水(shui)(shui)中有(you)(you)机(ji)物被氧(yang)化(hua)剂氧(yang)化(hua)所需氧(yang)量，它(ta)的(de)(de)(de)(de)数据值(zhi)(zhi)接近于全部有(you)(you)机(ji)物的(de)(de)(de)(de)需氧(yang)量。因(yin)此它(ta)也有(you)(you)较(jiao)大用处(chu)(chu)(chu)，而且(qie)COD测(ce)(ce)定(ding)时简(jian)短，一(yi)般(ban)城市污(wu)水(shui)(shui)厂(chang)(chang)COD﹥BOD，如果污(wu)水(shui)(shui)中有(you)(you)机(ji)物种类变化(hua)较(jiao)少，则(ze)COD与BOD有(you)(you)一(yi)定(ding)的(de)(de)(de)(de)相(xiang)互关系，因(yin)此就可用当天的(de)(de)(de)(de)COD来预测(ce)(ce)BOD5值(zhi)(zhi)。根据各城市污(wu)水(shui)(shui)处(chu)(chu)(chu)理(li)厂(chang)(chang)的(de)(de)(de)(de)运转数据，通常(chang)SS与BOD5在(zai)(zai)数值(zhi)(zhi)上(shang)(shang)大致相(xiang)仿或(huo)者(zhe)略为(wei)高(gao)些(xie)。如上(shang)(shang)海各污(wu)水(shui)(shui)厂(chang)(chang)的(de)(de)(de)(de)SS比BOD5在(zai)(zai)数值(zhi)(zhi)上(shang)(shang)平(ping)均高(gao)出50mg/L左右。在(zai)(zai)进(jin)(jin)厂(chang)(chang)污(wu)水(shui)(shui)中如发现BOD5与SS成倍增(zeng)长(zhang)，则(ze)可能有(you)(you)高(gao)浓度(du)的(de)(de)(de)(de)有(you)(you)机(ji)废水(shui)(shui)流入或(huo)者(zhe)粪便大量进(jin)(jin)厂(chang)(chang)。这样将会(hui)增(zeng)加处(chu)(chu)(chu)理(li)负荷。使(shi)处(chu)(chu)(chu)理(li)效率降低，甚(shen)至(zhi)还会(hui)阻塞管道，必须追查原(yuan)因(yin)，采取措施。上(shang)(shang)海亿万特环保科技有(you)(you)限公司。河北企业污(wu)水(shui)(shui)调试运行常(chang)见问(wen)题

上海亿万特(te)厌(yan)氧颗(ke)粒污泥品质保证。企业污水调试运行答疑解(jie)惑

大主流污(wu)(wu)水处理工(gong)艺(yi)：传统活性污(wu)(wu)泥(ni)(ni)法。1.简介活性污(wu)(wu)泥(ni)(ni)法工(gong)艺(yi)是一种应用(yong)很(hen)广的废水好(hao)氧生化处理技术，其(qi)主要由曝气(qi)(qi)池(chi)(chi)、二次沉淀池(chi)(chi)、曝气(qi)(qi)系统以及(ji)污(wu)(wu)泥(ni)(ni)回流系统等组成。2.工(gong)艺(yi)特点(dian)（1）优点(dian)：工(gong)艺(yi)相对成熟、积累运行经验(yan)多(duo)、运行稳(wen)定(ding)；有(you)机物去除(chu)效率高，BOD5的去除(chu)率通常为90%～95%；曝气(qi)(qi)池(chi)(chi)耐冲(chong)击负荷(he)能力较低；适(shi)用(yong)于处理进水水质比较稳(wen)定(ding)而处理程度要求(qiu)高的大型城市污(wu)(wu)水处理厂(chang)。（2）缺(que)点(dian)：需(xu)氧与供氧矛大，池(chi)(chi)首端(duan)供氧不足，池(chi)(chi)末端(duan)供氧大于需(xu)氧，造成浪费；传统活性污(wu)(wu)泥(ni)(ni)法曝气(qi)(qi)池(chi)(chi)停留(liu)时间较长，曝气(qi)(qi)池(chi)(chi)容积大、占地面(mian)积大、基建费用(yong)高，电耗大；脱氧除(chu)磷效率低，通常只有(you)10%～30%。企业(ye)污(wu)(wu)水调试运行答疑解(jie)惑(huo)

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