Koala Taal, e leng preproduct ea tlhahiso ea mashala, fumana lits'ebetso tse fapaneng indastering e fapaneng. Sengoliloeng sena se hlahloba mokhoa o qaqileng oa tal ea mashala e entsoeng mashala, sebopeho sa eona le ts'ebeliso ea eona ea mantlha. Re tla kena mekhabiso ea lik'hemik'hale e amehang, ho hlahloba mefuta e fapaneng ea mashala le phapang e hlahisoang ka har'a thepa ea mashala. Ithute ka ho nahana ka polokeho le tšusumetso ea tikoloho e amanang le tlhahiso ea eona le ts'ebeliso ea eona.
Leeto la tal ea mashala e entsoeng e qala ka ho betla ka mashala, mohato o phahameng moo mahala a futhumatsang moo marena a leng teng. Ts'ebetso ena, e sebelisitsoe haholo bakeng sa tlhahiso ea li-coke, e fetisetsoa mashala coke, thepa ea polasetiki ea bohlokoa indastering ea tšepe. Nakong ea pyrolysis e phahameng ea mocheso, likarolo tse bonolo li ntse li lelekoa, li etsa motsoako o rarahaneng o tsejoang e le tar ea mashala. Katleho ea ts'ebetso ena le mofuta oa mashala a sebelisitsoeng ka kotloloho chasi le boleng ba tse hlahisitsoeng mashala tal.
Mashala tal Ha se komporo e le 'ngoe empa e le motsoako o rarahaneng oa lik'hemik'hale tse makholo tsa manyolo. Sebopeho sa eona se fapana ho latela mofuta oa mashala a sebelisitsoeng le maemo a ho ts'oara. Likarolo tsa bohlokoa li kenyelletsa li-hydrocarbons tsa polycycricas (pahs), li-vahen Ho ba teng le mekhabiso ea metsoako ena ho khetholla likopo tse latelang tsa mashala tal.
Mefuta e fapaneng ea mashala ea mashala, e khethiloeng e thehiloe maemong a bona (e.g., e boreleli, e le bosetso Mapha ana a mangata, ka lebaka la litaba tsa bona tse sa fetoheng, hangata a hlahisa mashala a maholo a mashala a maholo a bapisoa le mashala a anthrarate. Phapang ena e ama tlhokahalo ea mashala tal bakeng sa lits'ebetso tse tobileng.
Mofuta oa mashala | Khauta ea mashala | Litšobotsi tsa bohlokoa tsa tal e felletseng |
---|---|---|
Mashala a lerata | Phahameng | Litaba tse phahameng tsa pahs, tse loketseng tlhahiso ea Creosote |
Mashala anthracite | Tlase | Litaba tse tlase tsa Pah, lits'ebeliso tse fapaneng |
Mashala mashala | E tsitsitse | Sebopeho se ikhethileng, se ka hloka ts'ebetso e ikhethang |
Nalane, mashala tal e ne e le mohloli o moholo oa lik'hemik'hale tse fapaneng. Matsatsing ana, likopo tsa eona li tsepamisitse maikutlo haholoanyane, ka lebaka la matšoenyeho a tikoloho mabapi le tse ling tsa likarolo tsa eona. Leha ho le joalo, e lula e le ntho ea bohlokoa ea indasteri e tobileng ea indasteri eo.
Creosote, e tsoang ho mashala tal, na lehong le etelletsoeng pele ho sireletsa mapolanka ho tloha botsofe bo bolileng ho tloha botsofe le likokoanyana. Ts'ebetso ena, leha ho le joalo, e tobane le ho hlahlobisisa ka lebaka la boteng ba li-Pahsote.
Ho felisoa ha mashala tal e hlahisa sekontiri se phatsimang, ntho e ntšo e sebelisoang ka thepa ea marulelo le kahong ea tsela. Masala a tsoang ho distillation ena ke coke, e sebelisoang e le mohloli oa lefu la mafura.
Likarolo tse ling tsa mashala tal Ha e le lithupa tsa bohlokoa bakeng sa tlhahiso ea lik'hemik'hale tse fapaneng, le hoja sena e se na kopo ea bongaka matsatsing a tikoloho.
Tlhahiso le ts'ebeliso ea mashala tal Ho holisa lintho tse amehang tsa tikoloho, haholo-holo ka lebaka la boteng ba li-Pah, tse ling tsa tsona e tsebahalang Carcinogens. Ho sebetsana ka nepo, ho latela melao-motheo e nepahetseng, ho hlophisoa ha taolo e loketseng ho fokotsa tšusumetso ea tikoloho. Hebei yahamarbin co, ltd. (https://www.eaotatansu.com/) o ikemiselitse ho amohela mekhoa e nang le boikarabello le ho latela litekanyetso tsa tikoloho le tsona lits'ebetsong tsa eona. Kamehla fana ka maqephe a polokelo ea polokeho ea polokeho (SDS) pele a sebetsana mashala tal kapa lihlahisoa tsa eona tse tsoang ho eona.
Tlhahisoleseling ena e etselitsoe sepheo sa thuto feela. Bakeng sa tlhaiso-leseling e qaqileng likopo tse khethehileng, mekhoa ea polokeho, kapa melaoana ea tikoloho mashala tal, sheba litaba tse amehang tsa indasteri le melao ea mmuso.
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