activated carbon for Gas Purification and Environmental use
Mpweya woyatsidwa umagwiritsidwa ntchito m'njira zosiyanasiyana pochiza mpweya ndi mpweya wotuluka. Monga chonyamulira cha zinthu zapadera zoyamwitsa kapena zoyambitsa, mpweya woyatsidwa umagwiritsidwa ntchito pobwezeretsa zosungunulira, poyeretsa mpweya wotuluka, pochotsa ma dioxin, zitsulo zolemera, ndi zinthu zina zodetsa. Nthawi zambiri umagwiritsidwa ntchito pochotsa zoipitsa mu mpweya woziziritsa ndi makina otulutsira utsi. Ungagwiritsidwenso ntchito kuchotsa zinthu zonunkha muzosefera za chakudya chotsukira utsi kukhitchini ndi firiji.
M'mafakitale amagetsi, zotenthetsera, ndi ng'anjo za simenti, mpweya woyatsidwa umachotsa mercury, dioxin, furan, ndi zowononga zina kuchokera ku mpweya wotulutsa mpweya kuti zikwaniritse malamulo a chilengedwe.
Chofala m'mafyuluta a mpweya m'mafakitale ndi m'nyumba kuti achotse ma VOC, fungo loipa, ndi mankhwala opangidwa ndi mpweya.
Mpweya wopangidwa ndi mankhwala oyambitsa mphamvu (catalytically activated carbon) wochotsa zinthu zosapangidwa monga zitsulo zolemera, ammonia kapena H2S.
Ma Dioxin/Furan ndi gulu la mankhwala okhalitsa komanso oopsa kwambiri, omwe amawonongeka pafupifupi kwathunthu pansi pa kutentha kokhazikika, koma amapangidwanso panthawi yolekanitsa fumbi pa kutentha kopitilira 200°C.
Mercury ndi imodzi mwazinthu zomwe sizipezeka m'chilengedwe. Komabe, chifukwa cha kuthamanga kwake kwa nthunzi komanso kusungunuka mosavuta kuchokera kumagulu amankhwala, kuopsa kwa mpweya ku chilengedwe kulipo m'mafakitale ambiri. Chifukwa cha kawopsedwe kambiri ka mercury ndi mankhwala ake, kuyesetsa kulikonse kuyenera kuchitika kuti tipewe kutulutsa kotereku. Zomwe zimachokera ku mpweya wa mercury kupita kumlengalenga ndi njira zazitsulo ndi kupanga ndi kutaya zinthu zomwe zili ndi mercury. Mercury imatha kuchotsedwa pakuyenda kwa gasi pogwiritsa ntchito njira zosiyanasiyana zotsuka.
Ma parameter otsatirawa nthawi zambiri amagwiritsidwa ntchito kudziwa kuchuluka kwa kuipitsa:
- TOC (kusungunuka kaboni carbon)
- COD (kufunikira kwa okosijeni wa mankhwala)
- AOX (absorbable organic halogens)
Kafukufuku ayenera kuchitika kuti aphunzire mtundu wa momwe zinthu zodetsa zimakhudzira kutengera zomwe zili pamwambapa. Pambuyo pake, deta yomwe yapezedwa imalola kudziwa mtundu woyenera wa mpweya wokonzedwa kuti uthane ndi kuipitsa.
Kukhala ndi mulingo wabwino wa BOD m'madzi otayira n'kofunika kwambiri popanga madzi abwino otayira. Ngati mulingo wa BOD uli wokwera kwambiri, ndiye kuti madziwo akhoza kukhala pachiwopsezo choipitsidwanso, zomwe zingasokoneze njira yoyeretsera ndikukhudza chinthu chomaliza. COD ndi njira yomwe imagwiritsidwa ntchito nthawi zambiri m'mafakitale; komabe, maboma omwe amathira madzi otayira ndi mankhwala oipitsa angagwiritsenso ntchito.
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Nthawi yotumizira: Sep-11-2025