
隨著經濟的發(fa)展,各種農業和工(gong)(gong)(gong)業廢水(shui)(shui)(shui)不斷污染(ran)我們(men)的水(shui)(shui)(shui)源,特別是(shi)化工(gong)(gong)(gong)、制藥、農藥、染(ran)料、精(jing)細化工(gong)(gong)(gong)、石(shi)化、各種化工(gong)(gong)(gong)中間體等(deng)工(gong)(gong)(gong)業高濃度(du)有(you)機廢水(shui)(shui)(shui)。這些高濃度(du)廢水(shui)(shui)(shui)的處理已經成為環保部門(men)頭疼的問題(ti)。椰殼活性炭可以處理工(gong)(gong)(gong)業廢水(shui)(shui)(shui),尤其是(shi)電鍍工(gong)(gong)(gong)業廢水(shui)(shui)(shui)。

活性炭吸(xi)(xi)附(fu)法廣泛應用于電鍍工(gong)業廢水的處(chu)理。活(huo)(huo)性(xing)炭(tan)對金(jin)屬(shu)(shu)離(li)子的吸(xi)(xi)附(fu)機理被認(ren)為主要是(shi)活(huo)(huo)性(xing)炭(tan)表面(mian)金(jin)屬(shu)(shu)離(li)子的離(li)子交換吸(xi)(xi)附(fu)。同時,重(zhong)金(jin)屬(shu)(shu)離(li)子與活(huo)(huo)性(xing)炭(tan)表面(mian)含氧官(guan)能團之間的化學吸(xi)(xi)附(fu)和金(jin)屬(shu)(shu)離(li)子沉積在活(huo)(huo)性(xing)炭(tan)表面(mian)的物(wu)理吸(xi)(xi)附(fu)。活(huo)(huo)性(xing)炭(tan)表面(mian)積大(da),物(wu)理吸(xi)(xi)附(fu)和化學還原(yuan)功能強。
高濃(nong)(nong)度有機廢水(shui)中的(de)(de)污染(ran)物(wu)(wu)成分很復雜。排入(ru)水(shui)體后,雖然被(bei)稀釋(shi)了很多次,但(dan)其微量成分仍然非常有害,對(dui)人類健康和生態環(huan)境構成了嚴重威脅。對(dui)于這(zhe)種高濃(nong)(nong)度有機廢水(shui),傳統(tong)的(de)(de)生化(hua)物(wu)(wu)化(hua)處(chu)理方法難以處(chu)理,相關技術開發(fa)已(yi)成為近年來研究的(de)(de)熱(re)點,發(fa)現活(huo)性(xing)炭(tan)對(dui)廢水(shui)的(de)(de)處(chu)理非常有效。
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