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印染废水处理技术 物理法

时间:2022-03-08 14:37:00来源://sheswj.cn/news775354.html

       印染废水处理技术物(wu)理(li)处(chu)(chu)理(li)法中(zhong)(zhong)应用(yong)(yong)比较(jiao)多(duo)(duo)(duo)的(de)(de)(de)(de)是(shi)(shi)吸(xi)(xi)附(fu)(fu)(fu)法,这种方法是(shi)(shi)将(jiang)活性(xing)炭(tan)(tan)(tan)、黏(nian)土(tu)等多(duo)(duo)(duo)孔物(wu)质的(de)(de)(de)(de)粉末或颗粒与废(fei)水(shui)(shui)(shui)混合,或让废(fei)水(shui)(shui)(shui)通过由其颗粒状物(wu)组成的(de)(de)(de)(de)滤(lv)床(chuang),使废(fei)水(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)(de)(de)污染(ran)(ran)物(wu)质被吸(xi)(xi)附(fu)(fu)(fu)在(zai)(zai)多(duo)(duo)(duo)孔物(wu)质表(biao)面上或被过滤(lv)除(chu)(chu)(chu)去(qu)(qu)。吸(xi)(xi)附(fu)(fu)(fu)处(chu)(chu)理(li)使用(yong)(yong)的(de)(de)(de)(de)吸(xi)(xi)附(fu)(fu)(fu)剂(ji)多(duo)(duo)(duo)种多(duo)(duo)(duo)样(yang),工程中(zhong)(zhong)需考(kao)虑吸(xi)(xi)附(fu)(fu)(fu)剂(ji)对染(ran)(ran)料的(de)(de)(de)(de)选(xuan)择性(xing),应根(gen)据废(fei)水(shui)(shui)(shui)水(shui)(shui)(shui)质来选(xuan)择吸(xi)(xi)附(fu)(fu)(fu)剂(ji)。研(yan)究(jiu)表(biao)明,在(zai)(zai)pH=12的(de)(de)(de)(de)印染(ran)(ran)废(fei)水(shui)(shui)(shui)中(zhong)(zhong),用(yong)(yong)硅聚(ju)物(wu)(甲基氧)作吸(xi)(xi)附(fu)(fu)(fu)剂(ji),阴离(li)子(zi)染(ran)(ran)料去(qu)(qu)除(chu)(chu)(chu)率(lv)可达95%~100%。高(gao)岭土(tu)电(dian)是(shi)(shi)一种吸(xi)(xi)附(fu)(fu)(fu)剂(ji),研(yan)究(jiu)表(biao)明经长(zhang)链有(you)机阳(yang)离(li)子(zi)处(chu)(chu)理(li),高(gao)岭土(tu)能(neng)有(you)效地吸(xi)(xi)附(fu)(fu)(fu)废(fei)水(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)(de)(de)黄色直接染(ran)(ran)料。此外,国(guo)内也应用(yong)(yong)活性(xing)硅藻土(tu)和煤渣(zha)处(chu)(chu)理(li)传统印染(ran)(ran)工艺废(fei)水(shui)(shui)(shui),费用(yong)(yong)较(jiao)低,脱色效果较(jiao)好,其缺点是(shi)(shi)泥渣(zha)产生量大(da),且进一步处(chu)(chu)理(li)难度大(da)。国(guo)外主要采用(yong)(yong)活性(xing)炭(tan)(tan)(tan)吸(xi)(xi)附(fu)(fu)(fu)法(多(duo)(duo)(duo)半用(yong)(yong)于三级处(chu)(chu)理(li))。该(gai)法对去(qu)(qu)除(chu)(chu)(chu)水(shui)(shui)(shui)中(zhong)(zhong)溶(rong)解性(xing)有(you)机物(wu)非常有(you)效,但(dan)它不(bu)(bu)能(neng)去(qu)(qu)除(chu)(chu)(chu)水(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)(de)(de)胶体和疏水(shui)(shui)(shui)性(xing)染(ran)(ran)料,并且它只对阳(yang)离(li)子(zi)染(ran)(ran)料、直接染(ran)(ran)料、酸性(xing)染(ran)(ran)料、活性(xing)染(ran)(ran)料等水(shui)(shui)(shui)溶(rong)性(xing)染(ran)(ran)料具有(you)较(jiao)好的(de)(de)(de)(de)吸(xi)(xi)附(fu)(fu)(fu)性(xing)能(neng)。Saito T等人的(de)(de)(de)(de)研(yan)究(jiu)表(biao)明,活性(xing)炭(tan)(tan)(tan)的(de)(de)(de)(de)吸(xi)(xi)附(fu)(fu)(fu)率(lv)、BOD去(qu)(qu)除(chu)(chu)(chu)率(lv)、COD去(qu)(qu)除(chu)(chu)(chu)率(lv)分别达93%、92%和63%,活性(xing)炭(tan)(tan)(tan)吸(xi)(xi)附(fu)(fu)(fu)能(neng)力可达到500 mg COD/g炭(tan)(tan)(tan),污水(shui)(shui)(shui)如先曝气,则会(hui)加快吸(xi)(xi)附(fu)(fu)(fu)速率(lv)。但(dan)若废(fei)水(shui)(shui)(shui)BOD5>200 mg/L,则采用(yong)(yong)这种方法是(shi)(shi)不(bu)(bu)经济的(de)(de)(de)(de)。

       广州澳强环保(bao)科技(ji)有(you)限公司属(shu)研发(fa)(fa)、设计、生产、销售(shou)及售(shou)后服务为(wei)一体的环保(bao)设备生产制(zhi)造(zao)型工(gong)(gong)厂,公司拥有(you)健(jian)全(quan)的组织(zhi)结构、完善的管理(li)模(mo)式(shi)、多名高级环保(bao)注(zhu)册工(gong)(gong)程师等技(ji)术(shu)精英和(he)自(zi)己的施(shi)工(gong)(gong)安装团队,拥有(you)自(zi)主产权品牌商标注(zhu)册。10年专注(zhu)于水(shui)(shui)(shui)生态环境治(zhi)(zhi)理(li),沉淀了多年工(gong)(gong)业(ye)废(fei)水(shui)(shui)(shui)治(zhi)(zhi)理(li)的实战经(jing)验,有(you)一定的技(ji)术(shu)底蕴,一直在环保(bao)水(shui)(shui)(shui)处理(li)设备研发(fa)(fa)制(zhi)造(zao)领域。澳强以水(shui)(shui)(shui)环境治(zhi)(zhi)理(li)为(wei)导(dao)向、以满足(zu)工(gong)(gong)业(ye)废(fei)水(shui)(shui)(shui)市场(chang)需要和(he)解决(jue)用(yong)户困难为(wei)动力。解决(jue)污染问题中求发(fa)(fa)展,技(ji)术(shu)创新为(wei)血液,敢(gan)承诺守信用(yong)。



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