Uhlalutyo olunokwenzeka lokufumana isicelo kunyango lwamanzi amdaka
1. Intshayelelo esisiseko
Ungcoliseko lwensimbi olunzima lubhekisa kungcoliseko lwendalo olubangelwe ziintsimbi ezinzima okanye imichiza yazo. Eyona nto ibangelwa yimicimbi yoluntu enjengokuthintela imigodi, ukukhutshwa kwegesi yenkunkuma, ukunkcenkceshela ukunkcenkceshela kunye nokusetyenziswa kweemveliso zensimbi elinzima. Umzekelo, isifo semozulu kunye nesifo sentlungu eJapan sibangelwa yiMpuma yoNgcololopho kunye nongcoliseko lwecadmium ngokwahlukeneyo. Inqanaba lenzakalo lixhomekeke kuhlobo loxinzelelo kunye nendlela yemichiza yeentsimbi ezinzima kwindalo, ukutya kunye nezinto eziphilayo. Ungcoliseko lwensimbi olunzima lubonakaliswa ikakhulu kungcoliseko lwamanzi, kwaye inxalenye yayo isemoyeni kunye nenkunkuma eqinileyo.
Izinyithi ezinzima zibonisa iinyibiba ezinomnqweno othile (i-5, i-4, i-Tolybden, i-bitsium, i-bitsium, i-bitsium, i-bicker, i-bicker, i-zinc kunye nezinye izinyithi ezinzima zilandele izinto ezifunekayo kwimisebenzi yobomi, uninzi lweentsimbi ezinzima ezinjenge-mercury, kukhokelo, iCadmium, njl njl. azimfuneko kwimisebenzi yobomi, kwaye zonke izinto ezinzima zinetyhefu kumzimba othile.
Iintsimbi ezinzima ngokubanzi zikhona ngokwemvelo kugxininiso lwendalo. Nangona kunjalo, ngenxa yokuphathwa gadalala, ukunyibilikisa, ukuqhubekisa kunye nokwenziwa kwemithombo yorhwebo yeentsimbi ezinzima ngabantu, i-mebarry, i-cuadmium, njl. Yenza ungcoliseko lwendalo olunzulu. Izinyithi ezinzima kwiikhemithi ezahlukeneyo zekhemikhali okanye iikhemikhali ziya kuqhubeka, ziqokelele kwaye zifuduke emva kokungena kwindalo okanye i-ecosystem, ebangela ingozi. Umzekelo, iintsimbi ezinzima zikhutshiwe ngamanzi amdaka anokuqokelela kwi-algae kunye nodaka oluncinci nokuba uxinzelelo luncinci, kwaye luqinisekiswe kumphezulu weentlanzi kunye neqokobhe, kubangela ungcoliseko. Umzekelo, ukugula kwamanzi eJapan kubangelwa yiMercury kwinkunkuma amanzi okhutshelwa kwishishini lemveliso ye-caustic Soda, eguqulwa kwi-Morcury ye-orgaric ngesenzo sengqondo; Omnye umzekelo yintlungu, ebangelwa yiCadmium ikhutshwe kwiShishini leZinc sylting kunye neShishini leCarmaum electrop. Ukuya. Khokela ukhutshiwe kwi-automonjile ekuphembelele kwimozulu kunye nezinye iinkqubo, okukhokelela kulwando olubalulekileyo kwindawo ekhokelela kulwalamano lwangoku, kwaye wenzakalise impilo yabantu.
I-Macromoralecular Iarhente yoNyango lwamanzi, i-brown-boy-ipolly ye-brown, inokunxibelelana ngokukhawuleza nee-ions zentsimbi ezinobushushu begumbi, +, i-CU2 +, i-CU2 +, njl +, njl. Indlela yonyango ilungelele kwaye ilula, iindleko ziphantsi, impembelelo iyaphawuleka, inani le-sludge lincinci, lizinzile, kwaye akukho lungcoliseko lwesibini. Inokusetyenziswa ngokubanzi kunyango lwamanzi amdaka kwishishini le-elektroniki, imigodi kunye nokunyibilikisa, umzi-mveliso wensimbi, isityalo samandla kunye namanye amashishini. Uluhlu lwe-PH: 2-7.
2. Intsimi yesicelo semveliso
Njenge-ion yentsimbi enamandla kakhulu, inoluhlu olubanzi lwezicelo. Ingasetyenziselwa phantse onke amanzi enkunkuma enee-ions ezinzima zentsimbi.
I-3. Sebenzisa indlela yokuhamba kwenkqubo yesiqhelo
1. Ungayisebenzisa njani
1. Yongeza kwaye uvuse
① Yongeza i-Polymer ye-polymer yentsimbi yentsimbi yentsimbi ngqo kwi-Ion yentsimbi enamanzi amdaka, ukuphendula ngokukhawuleza, eyona ndlela iphambili kukunyusa onke ama-10min-amaxesha;
② ACLISEKO Ukuxinezeleka ngentsimbi yesinyithi kumanzi amdaka, iimvavanyo zelebhu kufuneka zisetyenziselwe ukufumanisa inani lensimbi enzima eyongeziweyo.
③③ ③ Ukunyanzelwa kwamanzi amdaka anee-ions zentsimbi enzima ngeendlela ezahlukeneyo, inani lezinto eziluhlaza ezongeziweyo zinokulawulwa ngokuzenzekelayo yi-orp
2. Izixhobo eziqhelekileyo kunye nenkqubo yetekhnoloji
I-1. Ukuchaneka kwamanzi 2. Ukuze ufumane i-PH = 2-7, yongeza i-Acid Tank ye-SPK 7. Lawula isixa setanki ye-Aglomeration). Indawo yokugcina i-10, isihluzo se-121, ukulawula i-PH yoLawulo lwePrainage 12, ukukhupha amanzi
4. Uhlalutyo lwezibonelelo zoqoqosho
Ukuthatha amanzi amdaka e-elektroniki njengeminqamlezo eliyinkunkuma eliqhelekileyo eliqhelekileyo njengomzekelo, kweli shishini lodwa, iinkampani zezicelo ziya kufezekisa izibonelelo ezinkulu zentlalo nezoqoqosho. Amanzi amdaka amaninzi ikakhulu avela emanzini athambileyo eenxalenye zenxalenye kunye nenani elincinci lenkqubo yenkunkuma. The type, content and form of heavy metals in the wastewater vary greatly with different production types, mainly containing heavy metal ions such as copper, chromium, zinc, cadmium, and nickel. . Ngokweenkcukacha-manani ezingaphelelanga, ukuqhutywa konyaka zamanzi amdaka ukusuka kwiShishini lokuThengisa i-elektroni kuphela kudlula iitoni ezingama-400 ezigidi.
Unyango lwekhemikhali lwe-electroplaitha lamanzi amdaka abonakaliswa njengeyona ndlela isebenzayo necokisekileyo. Nangona kunjalo, ukugweba kwiziphumo zeminyaka emininzi, indlela yekhemikhali ineengxaki ezinje ngemisebenzi engazinzanga, ukusebenza kakuhle kwezoqoqosho kunye nefuthe elibi. Iarhente yonyango lwe-polymer yentsimbi yentsimbi icombulule kakuhle. Le ngxaki ingentla.
4. Uvavanyo olupheleleyo lweprojekthi
I-1. Inamandla okunciphisa okuqinileyo kwi-CRV, i-PH ye-PH yokunciphisa i-CR "ibanzi (2 ~ 6), kwaye uninzi lwazo luyi-acidic kancinci
Amanzi amdaka axube angayiphelisa isidingo ukongeza i-Acid.
2. Ngama-Alkaline, kwaye ixabiso le-p enokwandiswa kwangaxeshanye longezwa. Xa i-PH ifikelela kwi-7.0, CR (VI), CU2 +, NI2 +, njl. Amanzi athambileyo ahlangabezana ngokupheleleyo noMgangatho weSizwe wokuKhulu
3. Iindleko eziphantsi. Xa kuthelekiswa ne-sodium ye-sodium ye-sodium, iindleko zokulungisa zincitshisiwe ngaphezulu kwe-rmb 0.1 kwitoni nganye.
4. Isantya sokulungisa siya ngokukhawuleza, kwaye iprojekthi yokukhusela impumelelo isebenza kakhulu. I-PARTUCHICK kulula ukuyihlalisa, ephindwe kabini njengendlela ye-lime. I-Fipplity ngaxeshanye ye-F-, p043 kumanzi amdaka
I-5. Isixa se-sludge sincinci, sisiqingatha sendlela yemveli yemveli
6. Akukho lungcoliseko lwesibini lweentsimbi ezinzima emva konyango, kunye ne-carcerched carcerd carcerper esisiseko yemveli kulula ukuyifumana i-hydrolyze;
7. Ngaphandle kokuvala ilaphu lefilitha, linokucuthwa ngokuqhubekayo
Umthombo weli nqaku: I-Sina Aiwin yabelana ngolwazi
IXESHA LOKUQALA: UNv-29-2021