Game da Landfill Leachate

Ka sani?Baya ga dattin da ke bukatar a gyare-gyare, ana kuma bukatar a jera leben da ake zubarwa.

Dangane da halayen lechate na shara, ana iya raba shi cikin sauƙi: lechate tasha ta canja wuri, sharar dafa abinci, leach ɗin ƙasƙan ƙasa, da ƙona shukar ƙonawa.

Menene halayen waɗannan nau'ikan leach ɗin gurɓataccen ƙasa guda huɗu?

Halayen lechate tashar canja wuri:

1. Akwai manyan hanyoyin da ake samun ruwa mai yawa: galibi ruwan sharar gida, zubar da ruwa, da lebe na shara.

2. Saboda ɗan gajeren lokacin zama na datti a tashar canja wurin datti, fitar da leach yana da ƙananan.

3.Yawan gurɓataccen gurɓataccen abu a cikin tashar canja wuri ya yi ƙasa da na sauran gurɓatattun abubuwa, kuma yawan ƙwayar COD shine kusan 5000 ~ 30000mg/L..

Babban halayen leachate na shara sune:

Akwai nau'o'in gurɓata yanayi da yawa, kuma ingancin ruwa yana da rikitarwa (ya ƙunshi abubuwa da yawa na kwayoyin halitta)

Babban maida hankali na gurɓataccen gurɓataccen abu da ɗimbin canje-canje (na farko BOD da COD maida hankali ne mafi girma, har zuwa dubun dubatar milligrams a kowace lita, pH darajar ne a ko kadan ƙasa da 7, B / C ne tsakanin 0.5-0.6, da kuma Abubuwan biochemical suna da kyau) , gabaɗaya magana, COD, BOD, BOD / COD rabo yana raguwa tare da "shekarun" na ƙasa, kuma alkalinity yana ƙaruwa.

Ingancin ruwa da yawa sun bambanta sosai: yawan ruwan ya bambanta sosai da yanayi (lokacin damina a fili ya fi lokacin rani girma);abun da ke ciki da tattara abubuwan gurɓatawa kuma suna canzawa tare da yanayi;abun da ke ciki da tattara abubuwan gurɓatawa suna canzawa tare da lokacin zubar da ƙasa.

Babban halayen leachate na ƙasa a cikin tsire-tsire masu ƙonewa sune:

Babban taro na COD, BOD, da nitrogen ammonia (COD na iya kaiwa 40,000 ~ 80,000)

Lokacin fermentation ya fi tsayi fiye da na tashar canja wuri.

Babban fasalulluka na leach ɗin sharar kicin:

Manyan daskararrun da aka dakatar da su: Leaches daban-daban suna da nau'ikan daskararrun daskararrun da aka dakatar da su daban-daban a cikin jihar da za a iya daidaitawa da jihar colloidal, har zuwa 60,000 zuwa 120,000 mg/L, tare da tarwatsewa mai yawa da wuya a rabu;

Babban abun ciki mai: yafi dabba da mai kayan lambu, har zuwa 3000mg/L bayan pretreatment

Babban COD, yawanci mai sauƙin haɓakawa, har zuwa 40,000 zuwa 150,000 mg/L;

low pH (yawanci game da 3);babban abun ciki na gishiri.

Barka da zuwa tuntubar samfuranmu--KLEANWARTER CHEMICALS

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cr.goole


Lokacin aikawa: Maris-09-2023