Theknoloji ea karohano ea li-membrane bakeng sa tlhahiso ea pigment ea tlhaho

Membrane separation technology for natural pigment production1

Ntlafatso le ts'ebeliso ea li-pigments tsa tlhaho e se e le taba e amehang ka kakaretso ho basebetsi ba mahlale le thekenoloji liindastering tse fapaneng.Batho ba leka ho fumana mebala ea tlhaho ho tsoa mehloling e fapaneng ea liphoofolo le limela le ho hlahloba mesebetsi ea bona ea 'mele ho fokotsa le ho rarolla mathata a fapaneng a bakoang ke li-pigment tsa maiketsetso.Ts'ebetso ea ho ntša li-pigment tsa tlhaho le eona e nchafatsoa ka potlako, 'me joale theknoloji ea karohano ea lera e fetohile e' ngoe ea mekhoa e ka sehloohong ea ho ntša mebala ea tlhaho.

Karohano ea li-membrane e kenyelletsa mekhoa e mene e meholo ea ho phalla ha membrane: microfiltration MF, ultrafiltration UF, nanofiltration NF, le reverse osmosis RO.Karohano le ts'ebetso ea ho boloka li-membrane tse fapaneng li khetholloa ka boholo ba pore le boima ba limolek'hule bo khaotsoeng ba lera.Theknoloji ea ho hloekisa ea Membrane e 'nile ea sebelisoa haholo ho tsa bongaka, lidae, indastering ea lijo le lero linaheng tse tsoetseng pele tsa bophirimela.Tšebeliso ea theknoloji ea "membrane filtration" ha ho etsoa li-pigments tsa tlhaho e ka ntlafatsa tlhahiso ea li-pigments tsa tlhaho, ea tlosa li-dyes tsa bobeli le litšila tse nyenyane tsa limolek'hule, 'me ea fokotsa litšenyehelo tsa tlhahiso.Ntle le pelaelo, theknoloji ea membrane e phethile karolo ea bohlokoa ho kopanya maemo a likhoebo tsena indastering ea mebala ea tlhaho, 'me e sebelisitsoe ka katleho khoebong e 'ngoe ea lehae ea tlhahiso ea mebala ea tlhaho.

Ts'ebetsong ea tlhahiso ea pigment, haholo-holo bakeng sa mokelikeli oa phepelo o nang le mahloriso a tlase a tiileng, ha o bapisoa le mokhoa o felletseng oa ho sefa, sesebelisoa sa karohano ea lera se sebelisang mokhoa oa ho sefa ka phallo ea phallo se fokotsa haholo ho thiba ha lera ka lebaka la phallo ea lera. lintho tse bonahalang le metsi, tse ka ntlafatsang lebelo la ho hloekisa.sekhahla.Ho phaella moo, sesebelisoa sa membrane se ka etsoa sterilized ka nako e le 'ngoe,' me ha ho hlokahale hore ho thehoe mokhoa o mong oa sterilization le oa ho hloekisa, e le ho finyella morero oa ho nolofatsa mokhoa le ho fokotsa litšenyehelo.

1. Theknoloji ea microfiltration e ka sefa likarolo tse sa tsitsang linthong tsa tlhaho tsa pigment le litšila tse nang le boima ba limolek'hule tse fetang likete tse makholo a 'maloa, tse kang starch, cellulose, gum ea meroho, macromolecular tannins, macromolecular proteins le litšila tse ling.
2. Ultrafiltration e sebelisetsoa ho hlakisa li-pigment tse hlahisoang ke ho belisoa, ho e-na le mokhoa oa ho hlakisa mokhoa o tloaelehileng, o ka thibela ka katleho li-macromolecular suspensions le liprotheine, 'me o lumella hore motsoako o hlakileng oa pigment o kenelle ka har'a lera ebe o kena ka lehlakoreng la permeate.
3. Nanofiltration e sebelisetsoa ho tsepamisa maikutlo / ho ntša metsi a mebala ka mocheso oa kamore, hangata ho kopantsoe le kapa ho e-na le li-evaporators.Nakong ea ho sefa, metsi le litšila tse ling tsa molek'hule tse nyane (joalo ka citrinin ho monascus) li feta lera ha likaroloana tsa 'mala li bolokoa le ho tsepama.

Lilemong tsa morao tjena, nts'etsopele le ts'ebeliso ea li-pigments tsa tlhaho li tsoetse pele ka potlako.Leha ho le joalo, lipatlisiso le nts'etsopele ea li-pigments tsa tlhaho li ntse li tobana le mathata a mangata: tekanyo ea ho ntšoa ha mebala ea tlhaho e tlaase, 'me litšenyehelo li phahame;botsitso ba pigment bo futsanehile, 'me bo ela hloko maemo a ka ntle a kang khanya le mocheso;ho na le mefuta e mengata, 'me lipatlisiso le nts'etsopele li hasane.Ka nts'etsopele le ntlafatso ea theknoloji ea karohano ea lera, ho lumeloa hore e tla phetha karolo ea bohlokoa haholo ho ntšoa ha mebala ea tlhaho.Nakong e tlang, motsoako oa theknoloji ea karohano ea membrane ea metsi le mahlale a fapaneng a macha a tla eketsa tlhahiso ea mebala ea tlhaho le ho ntlafatsa boleng ba sehlahisoa, ho fokotsa litšenyehelo tsa tlhahiso.


Nako ea poso: Apr-20-2022
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