I. Selelekela
Theknoloji ea karohano ke e 'ngoe ea mekhoa e meraro e meholo ea tlhahiso ea lik'hemik'hale.Mokhoa oa karohano o na le tšusumetso e kholo ho boleng ba sehlahisoa, katleho, tšebeliso le molemo.TFE Mechanically-agitated Short Path Distillation Machine ke sesebelisoa se sebelisetsoang ho etsa karohano ka ho hloka botsitso ha thepa.Sesebelisoa sena se na le coefficient e phahameng ea ho fetisa mocheso, mocheso o fokolang oa mouoane, nako e khutšoanyane ea ho lula ha thepa, ho sebetsa ka mokhoa o phahameng oa mocheso le matla a phahameng a mouoane.E sebelisoa haholo indastering ea lik'hemik'hale tsa petrochemicals, lik'hemik'hale tse ntle, lik'hemik'hale tsa temo, lijo, meriana le boenjiniere ba lik'hemik'hale, ho tsamaisa mekhoa ea ho tsoa mouoane, ho tsepamisa mohopolo, ho tlosa solvent, ho hloekisa, ho tlosa mouoane, ho senya, ho senya, joalo-joalo.
Short Path Distillation ke mouoane o mocha o sebetsang hantle o ka tsamaisang mouoane oa filimi o oelang tlas'a maemo a vacuum, moo filimi e etsoang ka likhoka ke sesebelisoa sa filimi e potolohang mme e na le lebelo le phahameng la phallo, ts'ebetso e phahameng ea ho fetisa mocheso le nako e khuts'oane ea ho lula. metsotsoana e 5-15).E boetse e na le coefficient e phahameng ea ho fetisa mocheso, matla a phahameng a mouoane, nako e khutšoanyane ea ho phalla le ho feto-fetoha ho hoholo ha ts'ebetso, e loketseng ka ho khetheha bakeng sa mahloriso ka ho fetoha mouoane, ho senya, ho tlosoa ha solvent, distillation le tlhoekiso ea thepa e sa utloeng mocheso, lisebelisoa tse phahameng tsa viscosity le tse bonolo. kristale le lisebelisoa tse nang le likaroloana.E na le lisilindara tse le 'ngoe kapa ho feta tse nang le lijakete tsa ho futhumatsa le sesebelisoa sa filimi se potolohang ka har'a silinda.Sesebelisuoa sa filimi se tsoela pele ho phunya lisebelisoa ho etsa filimi ea metsi e ts'oanang sebakeng se futhumatsang ebe se li sutumelletsa tlase, nakong eo likarolo tse nang le lintlha tse fokolang tse belang li fetoha mouoane 'me masalla a tsona a ntšoa ho tloha tlase ho mouoane.
II.Litšobotsi tsa Ts'ebetso
•Ho theoha ha khatello e tlase ea vacuum:
Ha khase ea mouoane ea lisebelisoa e tloha sebakeng se futhumatsang ho ea ho condenser e ka ntle, ho na le khatello e itseng e fapaneng.Ka mouoane o tloaelehileng, ho theoha ho joalo ha khatello (Δp) hangata ho batla ho le holimo, ka linako tse ling ho isa tekanyong e sa amoheleheng.Ka lehlakoreng le leng, Mochini oa Short Path Distillation o na le sebaka se seholo sa khase, khatello ea eona e batlang e lekana le ea condenser;ka hona, ho na le khatello e nyenyane ea khatello 'me tekanyo ea vacuum e ka ba ≤1Pa.
• Mocheso o tlase oa tšebetso:
Ka lebaka la thepa e kaholimo, ts'ebetso ea mouoane e ka etsoa ka tekanyo e phahameng ea vacuum.Ho tloha ha tekanyo ea vacuum e ntse e eketseha, sebaka se belang sa thepa se fokotseha ka potlako.Ka hona, ts'ebetso e ka etsoa ka mocheso o tlase 'me ho senyeha ha mocheso oa sehlahisoa ho fokotsehile.
• Nako e khutšoane ea ho futhumatsa:
Ka lebaka la sebopeho se ikhethang sa Mochini o Mokhutšoane oa Distillation Machine le ketso ea ho pompa ea mochine oa filimi, nako ea ho lula ha thepa ka mouoane e khutšoanyane;ho phaella moo, moferefere o potlakileng oa filimi ka mouoane o futhumatsang o etsa hore sehlahisoa se se ke sa khona ho lula holim'a evaporator.Ka hona, e loketse ka ho khetheha bakeng sa mouoane oa thepa e sa utloeng mocheso.
• Matla a phahameng a moea oa mouoane:
Phokotso ea ntlha e belang ea lisebelisoa e eketsa phapang ea mocheso oa mecha e futhumetseng;mosebetsi oa mochine oa filimi o fokotsa botenya ba filimi ea mokelikeli sebakeng sa moferefere 'me o fokotsa ho hanyetsa mocheso.Ho sa le joalo, ts'ebetso ena e hatella caking le fouling ea thepa holim'a mocheso o futhumatsang 'me e tsamaisana le phapanyetsano e ntle ea mocheso, kahoo e eketsa kakaretso ea mocheso oa mocheso oa mouoane.
• Ho tenyetseha ho hoholo ha tšebetso:
Ka lebaka la thepa ea eona e ikhethang, evaporator ea filimi ea scraper e loketse bakeng sa ho phekola lisebelisoa tse thibelang mocheso tse hlokang mouoane o boreleli le o tsitsitseng le lisebelisoa tse phahameng tsa viscosity tseo viscosity ea tsona e ntseng e eketseha ka ho eketseha ha mahloriso, kaha mokhoa oa eona oa ho fetoha mouoane o bonolo ebile o tsitsitse.
E boetse e loketse bakeng sa mouoane le distillation ea thepa e nang le likaroloana kapa maemong a crystallization, polymerization le fouling.
III.Libaka tsa Kopo
Evaporator ea filimi ea scraper e sebelisitsoe haholo mererong ea phapanyetsano ea mocheso.E thusa ho fapanyetsana mocheso oa thepa e sa utloeng mocheso (nako e khutšoanyane) haholo-holo, 'me e ka senya lihlahisoa tse rarahaneng ka mesebetsi ea eona e sa tšoaneng.
Evaporator ea filimi ea scraper e 'nile ea sebelisoa bakeng sa mahloriso ka ho fetoha mouoane, ho tlosoa ha solvent, ho tlosa mouoane, ho itšoara, ho senya, ho senya (de-aeration), joalo-joalo libakeng tse latelang,' me e fumane liphello tse ntle:
Meriana ea setso ea Sechaena le meriana ea Bophirimela: lithibela-mafu, joala bo tsoekere, thunder godvine, astragalus le litlama tse ling, methylimidazole, nitrile amine e le 'ngoe le li-intermediates tse ling;
Lijo tse bobebe tsa indasteri: lero, gravy, li-pigment, li-essence, monko o monate, zymin, lactic acid, xylose, tsoekere ea starch, sorbate ea potasiamo, joalo-joalo.
Oli le lik'hemik'hale tsa letsatsi le letsatsi: lecithin, VE, oli ea sebete ea cod, oleic acid, glycerol, mafura a acids, litšila tse tlotsang, alkyl polyglycosides, joala ether sulfate, joalo-joalo.
Li-resin tsa maiketsetso: li-resin tsa polyamide, li-epoxy resin, paraformaldehyde, PPS (polypropylene sebacate esters), PBT, formic acid allyl esters, joalo-joalo.
Li-synthetic fibers: PTA, DMT, carbon fiber, polytetrahydrofuran, polyether polyols, joalo-joalo.
Petrochemistry: TDI, MDI, trimethyl hydroquinone, trimethylolpropane, sodium hydroxide, joalo-joalo.
Likokoana-hloko tsa likokoana-hloko: acetochlor, metolachlor, chlorpyrifos, furan phenol, clomazone, likokoanyana tse bolaeang likokoanyana, meriana e bolaeang limela, methicides, joalo-joalo.
Metsi a litšila: Metsi a litšila a sa tloaelehang.
Nako ea poso: Nov-17-2022
