Thibelo le taolo ea tšilafalo tšebetsong ea ho etsa lipampiri tsa matloana li ka aroloa ka mekhahlelo e 'meli: kalafo e nepahetseng ea tikoloho setšeng setšeng le ho hloekisa metsi a litšila kantle ho setša.
Phekolo ea limela
Ho kenyelletsa: ① matlafatsa boitokiso (lerōle, sediment, peeling, pith, joalo-joalo), ts'ebeliso ea pokello ea lerōle la metsi, ho fokotsa tšilafalo ea lerōle kopanong ea ho lokisa, pokello ea litšila, ho khutlisa matla a mocheso, joalo ka ts'ebeliso ea makhapetla, lithupa tsa patsi, boiler ea mollo oa joang; ② paballo ea metsi, phepelo ea metsi a masoeu, makhetlo a mangata ha metsi a sebelisoa hape; ③ ho ntlafatsa ho ntšoa ha joala bo botšo, ho matlafatsa tsamaiso ea sebaka sa ho hlatsoa hona joale ho eketsa palo ea likarolo, ho fokotsa bongata ba ho pheha joala bo botšo ka mokelikeli o tlositsoeng ho hlatsuoa, le ho sebelisa mokelikeli o phethahetseng oa ho pheha. ea lik'hemik'hale le theknoloji ea matla a futhumatsang, joalo ka ho hlaphoheloa ha alkali, le ts'ebeliso e felletseng ea metsi a litšila. 'Me u sebelise phepelo e phethahetseng ea litšila tsa ho pheha lik'hemik'hale le theknoloji ea matla a futhumetseng, joalo ka ho hlaphoheloa ha alkali, hammoho le ts'ebeliso e felletseng ea theknoloji ea litšila tsa metsi; ④ chlorine dioxide kapa oxy-alkali bleaching, kapa hydrogen peroxide bleaching, e le ho fokotsa litšila tsa lignin chloride, chlorophenol le mesi e meng e chefo; ⑤ condensate e litšila e hloekisitsoeng ka mokhoa oa ho ntša mouoane bakeng sa ho sebelisoa hape ho fokotsa ho ntšoa ha metsi a litšila a sebabole le lintho tse qhibilihang; ⑥ pokello ea lino tse tahang le tse rothang, mokelikeli o motala, mokelikeli o mosoeu, o nang le taolo ea komporo ea elektroniki ho lekanya mahloriso a eona, o khutlisetsoa ka bohona ho molumo oa tanka o tsamaisanang, ho fokotsa mesi; ⑦ ho hlaphoheloa ha likhoele tse lahlehileng, ho fokotsa lintho tse tiileng tse fanyehiloeng metsing a litšila; ⑧ ho ntlafatsa ho hlaphoheloa ha sesepa sa turpentine sulphate, ho fokotsa tlhahiso ea lintho tse chefo; ⑨ kalafo ea litšila tse tiileng, tšebeliso ea mollo ho khutlisa mocheso, ts'ebeliso e felletseng le ho tlatsa sekoti sa mefuta e meraro ea kalafo; ⑩ kalafo ea lerōle, e ka sebelisoa ho tlosa lerōle la motlakase, ho tlosa lerōle la filimi ea metsi le karohano ea leholiotsoana le lisebelisoa tse ling; sebetsa tšilafalo moea Separator le lisebelisoa tse ling; Phekolo ea tšilafalo ea moea, pokello ea khase e nkhang hamonate kopanong e 'ngoe le e 'ngoe, ho kenyeletsoa khase e nkhang hamonate e phahamisitsoeng ke mouoane o litšila oa condensation oa metsi, ka mor'a ho pholile, ho felloa ke metsi, ho phatloha le mehato e meng, e rometsoeng ho boiler, sebōpi sa ho hlaphoheloa ke alkali kapa phekolo ea mollo oa lime;? Phekolo ea lerata, nka mehato ea ho felisa ho thothomela, ho koala molumo le ho fetohela ho lisebelisoa tsa lerata le tlase.
Ho hloekisa metsi a litšila ka ntle ho semela
Metsi a litšila a tsoang setsing se felletseng sa semela kaofela a hloekisoa maemong a mantlha kapa a bobeli pele a ntšetsoa ka metsing, kapa metsi a litšila a sebelisetsoa ho nosetsa mme mobu le limela li sebelisetsoa ho hloekisa metsi a litšila. Kalafo ea mantlha e tlosa haholo taba e emisitsoeng, ka mekhoa e kang sedimentation le filtration le moea flotation. Limela ka bomong li eketsa li-flocculants metsing a litšila ho tlosa tse ling tsa lintho tse entsoeng ka colloidal tse qhibilihileng, tse kang lignin le li-pigments. Kalafo ea mantlha e akaretsang e ka tlosa 80 ~ 90% SS le 20% BOD5. phekolo ea bobeli bakeng sa phekolo ea lik'hemik'hale, haholo-holo ho tlosa BOD5. China e na le limela tse 'maloa tse sebelisitsoeng ho mokhoa ona, ho bala matangoana a oxidation, biofilters, bio-turntable le sludge e kentsoeng (ho kenyeletsoa adsorption le nchafatso, aeration e potlakileng, ho kopana le oxidation). Kalafo e akaretsang ea bobeli e ka tlosa 60 ~ 95% BOD5. linaheng tse tsoetseng pele indastering, ho na le limela ka bomong bakeng sa metsi a litšila tertiary decolourisation le ho hloekisa phekolo, e le ho finyella boemo ba metsi a nooang, empa litšenyehelo li theko e boima.
Pampiri ea ntloana ea Yashi ke 100% ha e sebelise menontsha ea lik'hemik'hale le chefo e bolaeang likokoanyana. Ts'ebetso eohle e nka theknoloji ea 'mele ea pulping le e sa soeufatseng ho netefatsa hore ha ho na masala a chefo le a kotsi joalo ka lik'hemik'hale, chefo e bolaeang likokoanyana, lirafshoa tse boima, joalo-joalo. E lekoa ke mokhatlo o tsebahalang oa machaba oa liteko oa SGS mme ha o na chefo le chefo. lintho tse kotsi le li-carcinogens. Sebelisa E bolokehile ho feta mme bareki ba tiiselitsoe haholoanyane.
Nako ea poso: Aug-13-2024
