Tharollo ea phallo ea pompo ea seretse
Theknoloji ea "slurry inviscid flow" e kenyelletsa tse latelang: (a) theory ea cascade flow ea mahlakore a mabeli;(2) tharollo ea phallo e nang le mahlakore a mabeli le a mararo;(3) li-equations tse peli-dimensional quasi-three-dimensional, stream function equations;(4) lipalo tsa Euler tse mahlakore a mabeli le a mararo;(5) khopolo ea phallo ea bobeli.
Theory ea Slurry-dimensional cascade theory ke mokhoa o batlang o le bonolo, o sebetsang ka ho fetisisa khatellong le ponelopeleng ea moruo.Ho feta, lekanya sebaka sa phallo se fokotsehile.Ka hona, kaha Moprofesa Wu Zhonghua o ile a etsa tlhahiso ea ho fana ka lifahleho tse peli tse fapaneng tsa khopolo-taba e akaretsang ea phallo, lipalo tsa phallo ea mahlakore a mararo li entse liphetho tse ngata tse hapang mahlo.Hajoale, lekala la indasteri le se le sebelisoa haholo.Katsanits le Meokally, Krimmerman le Adler ba thehile theknoloji ena.Domestic Xin Xiao Kang Jiang Jinliang o ile a etsa leha e le efe Dingzhun orthogonal holim'a mokhoa, Wu Yulin, joalo-joalo sebelisa mokhoa ona ho bala e tsoakiloeng slurry pompo hydraulic mechine.
Lilemong tsa bo-1980, k'homphieutha e sa khomarelang e ile ea fetola li-equations tsa Euler, e leng ka lebaka la ho phalla ho ka mahlakoreng a mararo 'me mekhoa e meng e sitoa ho nahana ka phello ea whirlpool e ka fuoang tahlehelo eohle ea viscous e lahlehetsoeng ke boleng.
Lilemong tsa morao tjena, lehlohlojane le nang le mahlakore a mararo le sa khomarelangpompo ea seretseHa ho ntse ho hola, batho ba ntseng ba eketseha ba retelehela mosebetsing haholo-holo ba kenyelletsa mokhoa oa ho bala oa boundary layer viscous flow, Navier-Stokes equations sectional chemical method le Navier-Stokes equations.
Mekhoa e sebelisoang hangata ea ho rarolla moeli ke mokhoa oa bohlokoa le lintlha tse fapaneng tsa mekhoa.Ho tloha tsoelo-pele ea theknoloji ea k'homphieutha, hamorao butle-butle e ile ea nkela sebaka sa pele.pompo ea Arakawa et axial e nang le mokhoa oa bohlokoa oa ho rarolla lera la moeli o moferefere oa mahlakore a mararo holim'a lehare;Mokhoa oa ho kopanya oa Lakshminarayana joalo ka ho sebelisa lehare la turbine le impeller opium dimensional edge class mobility, coefficient ea khohlano lipakeng tsa bokaholimo ka ho hlahisoa ha mokhoa o fetotsoeng o ela hloko ho potoloha, ho kobeha le phello ea khatello ea khatello leha ho le joalo.Vasta thomello ea non-orthogonal rotation e hokahanya equation ea moeli oa moeli le mokhoa oa tharollo;Anderson o entse lintlafatso tse ling, a sebelisa khatello e lekantsoeng le bokaholimo ba lipalo tsa Euler,Mehato ea ts'ebetso ea pompo ea slurrytaka moeli lera ka ntle moeli maemo a, 'me joale a bale ho potoloha cascade phallo ea holim'a khatello.Sephetho sa mokhoa o lekanyelitsoeng oa phapang o kopantsoe le teko, Wu Yulin, bala mechine ea ho boloka metsi ka maemo a sa tsitsang, bolela esale pele karohano ea sebaka sa mokelikeli o etellang pele le oa ho latela.
Motsoako oa pompo ea lehlohlojane o phalla ka har'a tube e khuts'oane ho tloha ho sesupo sa ho monya, likaroloana tse tiileng ho ea motsamaong oa radial le axial ho ea sekoahelong se ka morao, ka lebaka la inertia e sebetsang sekoahelong se ka morao e thulana le sekoaelo se ka morao ho mamella phello ea likaroloana tse kholo. matla, ho ruruha ho eketsehileng.Boholo ba likaroloana tse tiileng tse haufi le lehare ho tloha lehare le lebisang sefahleho sa lehare ho kena ka har'a mocha oa phallo, le karolo ea lehare e haufi le ka morao ea likaroloana ho kena tseleng ea phallo.Morphology e tsoang ho li-impeller wear le liphello tsa abrasion, ho tloha moeling o ka morao oa lehare ho roala lisebelisoa.Ho phunya motsoako oa likaroloana tse ntle, mocha oa ho phalla oa lehare le mofuta oa lehare o tsamaeang o kobehileng o tšoanang le sefahleho sa lehare la seaparo se ile sa senyeha haholo ho feta li-blades tse ka morao.
Likaroloana tse tiileng tsa pompo ea lehlohlojane tse tsoang lehare, moo likaroloana tse nyane tse tsoang lehlakoreng la motsamao.Haufi le sebaka se kantle sa phallo ea motsoako oa impeller,API e tloaelehileng e bolelalikaroloana tse ntle li na le lebelo le lenyenyane la radial.Motsoako butle-butle lokolloa impeller le ka hare pheriferale lerako la phallo ea pompo, likaroloana tiileng butle-butle eketseha, impeller lehare outlet bohale mamella chilly motsoako karolo lehare lehare le lehare le lehare la ho tsoa ka lehare apare likarolo mpe ka ho fetisisa.
Nako ea poso: Jul-13-2021