Malunga neLandfill Leachate

Ingaba uyazi?Ukongeza kwinkunkuma efuna ukulungiswa, inkunkuma evuzayo nayo ifuna ukulungiswa.

Ngokweempawu zenkunkuma evuzayo kwitiphu, isenokwahlulwa ibe: kwisikhululo sotshintshiselwano kwitiphu evuzayo, inkunkuma yasekhitshini, inkunkuma yetiphu, kunye neleachati yokulahla itiphu kwiplanti yokutshisa.

Zeziphi iimpawu zezi ntlobo zine zeliti yokulahla inkunkuma?

Iimpawu zesikhululo sotshintshiselwano siyayeka:

1. Mininzi imithombo engundoqo yamanzi amdaka: ikakhulu amanzi amdaka asekhaya, ukugungxulwa kwamanzi amdaka, kunye nelehate yetiphu.

2. Ngenxa yexesha elifutshane lokuhlala kwinkunkuma kwisikhululo sokuhambisa inkunkuma, ukukhutshwa kwe-leachate kuncinci.

3.Ukuxinwa kwezinto ezingcolileyo kwisikhululo sokudlulisa kungaphantsi kunezinye izinto ezingcolileyo, kwaye ukuxinwa kweCOD malunga ne-5000 ~ 30000mg / L..

Iimpawu eziphambili ze-leachate yetiphu zezi:

Kukho iintlobo ezininzi zezinto ezingcolisa izinto eziphilayo, kwaye umgangatho wamanzi untsokothile (uqulethe intaphane yezinto eziphilayo)

Uxinzelelo oluphezulu lwezinto ezingcolisayo kunye notshintsho olubanzi (i-BOD yokuqala kunye ne-COD yogxininiso luphezulu, ukuya kuthi ga kumashumi amawaka eemiligram ilitha nganye, ixabiso le-pH liphantsi okanye lingaphantsi kancinane kune-7, i-B / C iphakathi kwe-0.5-0.6, kunye iipropati ze-biochemical zilungile) , ngokuqhelekileyo, i-COD, i-BOD, i-BOD / COD ratio iyancipha "ngeminyaka" yokulahla inkunkuma, kwaye i-alkalinity iyanda.

Umgangatho wamanzi nobungakanani bamanzi buyohluka kakhulu: ubungakanani bamanzi buyohluka kakhulu ngokwamaxesha onyaka (ixesha lemvula lingaphezulu kunelonyaka elomileyo);ukubunjwa kunye nokuxinana kwezinto ezingcolisayo nazo ziyatshintsha kunye namaxesha onyaka;ukwakheka kunye nokuxinana kwezinto ezingcolisayo kuyatshintsha kunye nexesha lokulahla inkunkuma.

Ezona mpawu ziphambili zokulahla inkunkuma kwizityalo ezitshisayo zezi:

Izigxina eziphezulu zeCOD, BOD, kunye ne-ammonia nitrogen (COD inokufikelela kwi-40,000~80,000)

Ixesha lokubilisa lide kunelo lesikhululo sokudlulisa.

Iimpawu eziphambili zenkunkuma ye-leachate yasekhitshini:

Izinto eziqinileyo eziphezulu ezimisiweyo: I-leachates ehlukeneyo inomlinganiselo ohlukeneyo wezinto eziqinileyo ezimisiweyo kwi-settleable state kunye ne-colloidal state, ukuya kwi-60,000 ukuya kwi-120,000 mg / L, kunye ne-dispersion ephezulu kwaye kunzima ukuhlukana;

Umxholo weoli ephezulu: ubukhulu becala ioli yezilwanyana kunye nemifuno, ukuya kuthi ga kwi-3000mg / L emva kokunyangwa kwangaphambili

I-COD ephezulu, ngokuqhelekileyo kulula ukuhlanjululwa kwe-biodegrade, ukuya kwi-40,000 ukuya kwi-150,000 mg / L;

i-pH ephantsi (ngokuqhelekileyo malunga ne-3);ityuwa eninzi.

Wamkelekile ukuba udibane neemveliso zethu—-IIKHEMIKALI ZOKUCOCA

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cr.goole


Ixesha lokuposa: Mar-09-2023