Evaporator ea filimi ea ho oa e nang le litlamorao tse tharo

Kenyelletso e akaretsang

Multi-effect falling film evaporator e amohela molao-motheo oa ho oela ha mofuta oa mouoane oa filimi.E futhumatsa tharollo e sa tloaelehang ea ho belisa
ntlha e le hore mongobo o belisoa;ka tsela eo ho fihlela sepheo sa ho kokobetsa.Setsi sena sa mochini se amohela tlhahiso e tsoelang pele.E na le melemo ea karo-karolelano e kholo ea condensing (1/5-1/10), bophara bo pharaletseng ba viscidity (<400CP), phello e ntle ea ho fetisa mocheso le matla a maholo a ho sebetsa joalo-joalo. , e phahameng ka ho tsitsisa, e kholo ka ho hlaka le e senyang, hape e loketse ho fokotsa joala bo moepa ba poone le lerōle la 'mela lefapheng la starch, sirapo le lino tse tahang tsa monosodium glutamate lijong, lebese, tsoekere le li-lees filtrate.

Karolo ena e na le coefficient e kholoanyane ea ho fetisa mocheso, kahoo phapang ea mocheso bakeng sa ho fetisa mocheso e nyenyane.E ka kopana ho
e etsang lintho tse peli, tse tharo, tse 'ne kapa tse hlano tse etsang hore e be mouoane ho ea ka thepa e etsang mouoane le merero e fapaneng ea mouoane, hape e ka sebelisa mouoane oa litšila holim'a sephutheloana sa liphaephe kapa mochini o omisang oa mofuta oa disc. mohloli o mong o tlase oa mocheso (joalo ka mouoane oa metsi o kopantsoeng) ho sebetsa joalo ka mouoane oa mocheso oa litšila, o fokotsang tšebeliso ea mouoane haholo le ho fihlela phello ea ho boloka matla.Haeba mocheso oa litšila o fanoa ka ho lekaneng, ha o hloke mouoane o phelang, kahoo o fumana molemo o babatsehang oa moruo.

Sebopeho le tshebetso

Evaporator e nang le phello e le 'ngoe e entsoe ke kamore e le 'ngoe ea ho futhumatsa le kamore e arohaneng ea mouoane.Setsi sena sa mouoane se entsoe ka li-evaporator tse peli kapa ho feta, pompo ea mocheso, lipompo tse fapa-fapaneng tsa ho fepa le ho ntša metsi, sesebelisoa sa vacuum, sesebelisoa sa teko, pipeline le valve.Kamore ea ho futhumatsa hangata e entsoe ka crust, pipe bundling device le pipe ea ho hokela.'Me kamore ea ho arola ea mouoane-mokelikeli o entsoe ka crust le foam eliminator.

a.Sesebelisoa sena sa mochini se fepa lintho tse bonahalang ka mokhoa o tsoelang pele ho theosa le noka kapa ka holimo kapa ka phallo e tsoakiloeng.Haeba ho fepa ka tlase ho noka, tsela ea ho phalla ea tharollo e tšoana le ea mouoane nakong ea mocheso.Lintho tse tala li chesoa pele ho ntlha e belang ka pre-heater ebe li fihla ho phello ea pele.Ha ntlha e belang ea tharollo ka phello ea pele e phahame ho feta ea morao-rao, thepa e tla chesa haholo 'me e fetohe mouoane ka boeona hang ha e kena ho phello ea morao-rao, ka nako eo, ha metsi a pholileng a neng a le teng pele a ka fetoha mouoane ka mor'a hore a kene sephethong sa morao-rao. , molapo oa bobeli o tla hlahisoa ho feta.Haeba ho fepa ka holimo ho noka, thepa e tala e feptjoa ka phello ea boraro.Thepa ea phello ea pele e lokolloa ka phello ea bobeli.Ha u fepa lihlahisoa tse tsoakiloeng, lihlahisoa tse tala li feptjoa ke lisebelisoa tsa phello ea boraro 'me li lokolloa ke phello ea bobeli ka phello ea pele.

b.Ho itšetlehile ka phello ea mocheso-insulation compression, mouoane eject futhumatsang pompo etsa hore ba bang ba bobeli mouoane ka phello ea pele ho ntlafatsa saturation mocheso oa eona le ho khutlela ho ea pele-phello ea ho futhumatsa kamoreng ho sebetsa e le futhumatsang mouoane, kahoo, tekanyo ea moruo bakeng sa ho hlahisa mouoane. e ntlafalitsoe.

c.Pane ea kabo ea static e etsa hore thepa ea mofuta oa filimi e phalle ka mokhoa o ts'oanang le ka katleho ka mor'a hore e kene ka phaephe ea ho fepa ho tloha ka holim'a kamore ea ho futhumatsa, kahoo coefficient ea mocheso oa mocheso o ntlafatsoa haholo;le tahlehelo ea mocheso e bakoang ke static-pressure hlooho e ka 'na ea tloheloa;ka hona, phapang ea mocheso oa phello e kholo haholo maemong a evaporator e tšoanang ea filimi e oelang.

d.Joalokaha tharollo e lula nako e khuts'oane e le mouoane, e loketse haholo bakeng sa mouoane lintho tse se nang mocheso.