Slurry mgbapụta inviscid ngwọta eruba
Slurry inviscid technology eruba na-agụnye ndị a: (a) akụkụ abụọ nke cascade eruba;(2) ihe ngwọta nwere ike ime akụkụ abụọ na akụkụ atọ;(3) akụkụ abụọ nke quasi-akụkụ atọ, nhazi ọrụ iyi;(4) Euler akụkụ abụọ na akụkụ atọ;(5) usoro ihe omimi nke abụọ.
Theory cascade Slurry-dimensional bụ usoro dị mfe, nke kachasị dị irè na nrụgide na ịkọ amụma akụ na ụba.Tụgharịa atụmatụ n'ọhịa eruba ntakịrị ntakịrị.Ya mere, ebe ọ bụ na Prọfesọ Wu Zhonghua tụrụ aro inye ihu abụọ na-emegide nke echiche izugbe nke mmiri, mgbako mgbako nke akụkụ atọ nwere ọtụtụ nsonaazụ na-adọrọ adọrọ.Ka ọ dị ugbu a, a na-eji ụlọ ọrụ mmepụta ihe eme ihe n'ọtụtụ ebe.Katsanits na Meokally, Krimmerman na Adler ewepụtala teknụzụ a.Ime Xin Xiao Kang Jiang Jinliang mere usoro ọ bụla nke Dingzhun orthogonal elu, Wu Yulin, wdg site na iji usoro a gbakọọ igwe mgbapụta slurry agwakọta.
N'afọ ndị 1980, kọmpụta na-adịghị mma tụgharịrị Euler equations, nke bụ n'ihi oke ike nwere akụkụ atọ na ụzọ ndị ọzọ enweghị ike ịtụle mmetụta ikuku mmiri nke enwere ike inye ihe niile mfu viscous nwere uru mfu.
N'ime afọ ndị na-adịbeghị anya, ajịrịja nkume na-adịghị atọ akụkụ atọslurry mgbapụtaMgbakọ na-eto eto, ọtụtụ ndị mmadụ na-atụgharị na-arụ ọrụ tumadi gụnyere oke oyi akwa viscous eruba usoro mgbako, Navier-Stokes equations sectional chemical method na Navier-Stokes equations.
Ụzọ ndị a na-ejikarị edozi oke bụ usoro dị mkpa yana usoro ọdịiche dị oke.Ebe ọ bụ na mmepe nke teknụzụ kọmputa, ndị mechara jiri nwayọọ nwayọọ dochie nke mbụ.Arakawa et axial mgbapụta na integral usoro maka idozi atọ akụkụ turbulent ókè oyi akwa na agụba;Lakshminarayana mwekota usoro dị ka iji a turbine agụba na impeller opium akụkụ ihu klas ngagharị, ọnụọgụ nke esemokwu n'etiti elu site na iwebata nke gbanwetụrụ usoro na-ewere n'ime akaụntụ n'ime adiana, curvature na mgbali gradient mmetụta ma.Vasta mbupụ nke na-abụghị orthogonal ntughari nhazi kwekọrọ na oke oyi akwa equations na ụzọ ngwọta;Anderson emeela ụfọdụ ndozi, na-eji nrụgide a tụrụ atụ na elu nke nha Euler,Usoro ọrụ nke mgbapụta slurrysee oke oyi akwa mpụta oke ọnọdụ, wee gbakọọ ntughari cascade eruba nke nrụgide elu.A na-ejikọta nsonaazụ nke usoro ọdịiche dị oke na nnwale ahụ, Wu Yulin, gbakọọ igwe nchekwa mmiri na ọnọdụ imewe, buru amụma nkewa mpaghara nke impeller na-eduga na ihu.
Gravel mgbapụta siri ike-mmiri ngwakọta na-asọba n'ime obere tube si mmiri impeller, ndị siri ike ahụ n'ime radial na axial ije na n'azụ cover, n'ihi inertia eme na azụ cover collided na n'azụ cover iji nagide mmetụta nke ibu ahụ. ike, ịba ụba na ịkwa akwa.Ọtụtụ n'ime ihe siri ike dị nso na agụba site na agụba na-eduga ihu nke agụba n'ime ọwa mmiri na-asọpụta, na akụkụ nke agụba dị nso na azụ nke ihe ndị ahụ n'ime ụzọ mgbaba.Morphology si impeller wear na abrasion pụta, site na-eduga nsọtụ nke azụ nsọtụ nke agụba na-eyi ndọtị.Pumping a ngwakọta nke ezi ahụ, eruba ọwa nke agụba na agụba-ụdị na-akpụ akpụ trajectory nke curvature yiri agụba ihu nke eyi tara ahụhụ dị njọ karịa agụba azụ.
Ajịrịja nkume mgbapụta siri ike ahụ na-apụta site na agụba, ebe na ezi ahụ nta ụzọ ọpụpụ n'akuku tinyere trajectory nke ije.N'akụkụ mpụta mpụta nke impeller ngwakọta eruba eruba,Ọkọlọtọ API pụtaranke ọma ahụ nwere obere radial ọsọ.Ngwakọta ji nwayọọ nwayọọ atara site impeller na n'ime mpụta mgbidi nke eruba nke mgbapụta, siri ike ahụ ji nwayọọ nwayọọ mụbaa, na impeller agụba tinyekwa onu idi chilly ngwakọta ọrụ agụba tinyekwa nsọtụ nke agụba na-eyi akụkụ kasị njọ.
Oge nzipu: Jul-13-2021