Mukurapa kwemvura yetsvina, kutarisa organic mitoro, kunyanya Yese Organic Carbon (TOC), yave yakakosha kuchengetedza mashandiro anoshanda uye anoshanda. Izvi zvinonyanya kuitika mumaindasitiri ane hova dzemarara dzakasiyana, senge chikafu nechinwiwa (F&B) chikamu.
Mubvunzurudzo iyi, Jens Neubauer naChristian Kuijlaars vanobva kuVeolia Water Technologies & Solutions vanotaura neAZoMaterials nezvekukosha kwekutarisa kweTOC uye kuti kufambira mberi kuri kuita tekinoroji yeTOC kuri kushandura nzira dzekuchenesa mvura.
Nei kuongorora organic mitoro, kunyanya Yese Organic Carbon (TOC), yakakosha mukurapwa kwemvura yetsvina?
Jens: Mumvura zhinji yetsvina, ruzhinji rwezvinosvibisa organic, uye izvi ndezvechokwadi kunyanya kuchikamu cheF&B. Nokudaro, basa guru rekugadzira tsvina yekugadzira tsvina ndeyekuputsa zvinhu izvi zvehupenyu uye kubvisa kubva mumvura yakasvibiswa. Kusimbaradza kwemaitiro kuri kuita kuti kuchenesa mvura yetsvina ikurumidze uye kushande. Izvi zvinoda kugara uchitarisisa kuumbwa kwemvura yetsvina kuti ikurumidze kugadzirisa chero shanduko, kuve nechokwadi chekuchenesa kunoshanda kunyangwe nguva pfupi yekurapa.
Nzira dzechinyakare dzekuyera tsvina yemvura mumvura, senge makemikari okisijeni kudiwa (COD) uye biochemical oxygen kudiwa (BOD) bvunzo, inononoka - kutora maawa kusvika kumazuva - zvichiita kuti dzisakodzere nzira dzemazuva ano, dzinokurumidza kurapwa. COD yaidawo chepfu reagents, izvo zvisingadiwi. Sekuenzanisa, organic mutoro wekutarisa uchishandisa TOC ongororo inongotora maminetsi mashoma uye haisanganisire chepfu reagents. Yakanyatsokodzera kuongororwa kwemaitiro uye zvakare inopa mhedzisiro chaiyo. Shanduko iyi yakananga ku TOC kuyerwa inoratidzwa zvakare mune ichangoburwa EU zviyero zvine chekuita nekuburitsa, umo kuyerwa kweTOC ndiyo nzira inofarirwa. Komisheni Yekuita Chisarudzo (EU) 2016/902 yakagadzira nzira dzakanakisa dziripo (BAT) mhedziso pasi peDirective 2010/75/EU yemagadzirirwo akajairika emvura yetsvina muchikamu chemakemikari. Zvisarudzo zvinotevera zveBAT zvinogona kutaurwa nezvenyaya iyi zvakare.
Ibasa rei rinoitwa neTOC yekutarisa mukuchengetedza mashandiro uye kushanda kwemasisitimu ekuchenesa mvura yetsvina?
Jens: TOC yekutarisa inopa ruzivo rwakakosha pakurodha kabhoni munzvimbo dzakasiyana mukuita.
Kutarisisa TOC isati yarapwa yebhayoloji inobvumira kuti ione kuvhiringika mukurodha kabhoni uye kuitsaudzira kumabhafa matangi sezvinodiwa. Izvi zvinogona kudzivirira kuremedza iyo biology nekuidzosera kumaitiro pane imwe nguva, zvichibvumira kushanda kwakachengeteka uye kwakagadzikana kwechirimwa. Kuyera TOC pamberi uye mushure mekugadzirisa danho zvakare kunobvumira vashandisi kudzora coagulant dosing nekugadzirisa kabhoni yekuwedzera kuitira kuti vasafe nenzara kana kudyisa mabhakitiriya mumatangi eaeration uye / kana panguva dzeanoxic.
Kutariswa kweTOC kunopa ruzivo rwekabhoni mazinga panzvimbo yekuburitsa uye nekubvisa kunyatsoita. Monitoring TOC mushure mesecondary sedimentation inopa chaiyo-nguva zviyero zvekabhoni yakaburitswa munzvimbo uye inoratidza kuti miganhu inosangana. Uye zvakare, organic yekutarisa inopa ruzivo pamusoro pekabhoni mazinga ekukwirisa kurapwa kwepamusoro nekuda kwekushandisa zvakare uye inogona kubatsira kukwirisa kemikari dosing, membrane pre-kurapa, uye ozone uye UV dosing.
Nguva yekutumira: Oct-17-2024