Ozi bụ isi:Ụlọ ọrụ ahụ na-ahazi tọn 20000 nke galvanizing ọkụ kwa afọ, a na-ejikwa mmiri mkpofu emepụta ihe na-asacha mmiri mkpofu. Mgbe a gwọchara ya, ọnụọgụ mmiri mkpofu na-abanye n'ebe a na-agwọ mmiri mkpofu bụ mita 1115 kwa afọ. A gbakọọ ya dabere na ụbọchị ọrụ 300, ego mmiri mkpofu a na-emepụta bụ ihe dị ka mita 3.7 kwa ụbọchị.
Usoro ọgwụgwọ:Mgbe a chịkọtara mmiri mkpofu, a na-agbakwunye ihe ngwọta alkaline na tankị na-achịkwa neutralization iji gbanwee uru pH ka ọ bụrụ 6.5-8. A na-agwakọta ngwakọta ahụ ma na-eme ka ọ bụrụ otu site na mkpali ikuku, a na-emekwa ka ụfọdụ ion ferrous ghọọ ion ígwè; Mgbe a chịkọtara sedimentation, mmiri mkpofu na-abanye n'ime tankị oxidation maka ikuku na oxidation, na-agbanwe ion ferrous a na-ewepụghị ka ọ bụrụ ion ígwè ma na-ewepụ ihe na-eme ka odo odo na ihe na-esi na ya apụta; Mgbe a chịkọtara sedimentation, ihe na-esi na ya apụta na-abanye na tankị mmiri eji eme ihe ọzọ, a na-agbanwekwa uru pH ka ọ bụrụ 6-9 site na ịgbakwunye acid. A na-eji ihe dị ka 30% nke mmiri dị ọcha eme ihe ọzọ na ngalaba ịsacha ahụ, mmiri dị ọcha fọdụrụ na-emezu ọkọlọtọ ahụ ma jikọọ ya na netwọk ọkpọkọ mmiri nsị n'ụlọ na mpaghara ụlọ ọrụ mmepụta ihe. A na-emeso sludge sitere na tankị sedimentation dị ka ihe mkpofu siri ike dị ize ndụ mgbe a gwụchara mmiri, a na-eweghachikwa filtrate ahụ na sistemụ ọgwụgwọ.
Ngwa igwe nzacha: Idepụta mmiri mmiri nke sludge na-eji akụrụngwa dịka XMYZ30/630-UBịpị ihe nzacha(ikike zuru oke nke ụlọ nzacha bụ 450L).
Usoro akpaaka:A na-etinye ngwaọrụ njikwa onwe onye nke pH n'ebe niile metụtara njikwa uru pH, nke na-eme ka ọ dị mfe ịrụ ọrụ ma chekwaa ọnụọgụ ọgwụ. Mgbe emechara mgbanwe usoro ahụ, ewepụrụ mwepụta ozugbo nke mmiri mkpofu, a ebelatakwara mwepụta nke ihe ndị na-emerụ emerụ dịka COD na SS. Ogo mmiri na-agbapụta ruru ọkwa nke atọ nke Comprehensive Wastewater Discharge Standard (GB8978-1996), zinc zuru oke erutekwara ọkwa nke mbụ.
Oge ozi: Jun-13-2025