seth@tkflow.com 
Intshayelelo
Kwisahluko esidlulileyo saboniswa ukuba iimeko zemathematics zemathematics zenziwa zii-fluids zokuphumla zinokufunyanwa ngokulula. Kungenxa yokuba kwi-hydrostatic kuphela imikhosi elula ibandakanyekayo. Xa ulwelo kwisindululo luqwalaselwe, ingxaki yohlalutyo kwangoko iba nzima ngakumbi. Ayisiyonto nje i-pasticle yobukhulu kunye nolwalathiso oluza kuthathelwa ingqalelo, kodwa kukwakho nempembelelo enobunzima bokubonisa i-viscofity ebangela ukuba uchithe okanye uxinezelekile phakathi kweendawo ezihambayo. Ukuntywila kwesalamane okunokwenzeka phakathi kwezinto ezahlukeneyo zomzimba onamanzi zibangela uxinzelelo kunye noxinzelelo lwe-Shear ukuba luhluka kakhulu ukusuka kwinqaku elinye ukuya kwenye imiqathango yokuhamba. Ngenxa yobunzima obunxulumene ne-phenomeno yokuhamba, uhlalutyo oluchanekileyo lwemathemational lunokwenzeka kuphela kwabambalwa, kwaye ukusuka kwindawo yokujonga iinjineli, kwaye kunyanzelekile, okanye ngokwenza izinto ezilula zokwenza lula ukufumana isisombululo sethiyori. Ezi ndlela zimbini azikhethi cala, kuba imithetho esisiseko yoomatshini ihlala isebenza kwaye yenza iindlela ze-theoreting eziza kwamkelwe kumatyala aliqela abalulekileyo. Kubalulekile ukuba ukuqinisekiswe ubungakanani bokuphambuka kwiimeko eziyinyani ezinokubakho kuhlalutyo olulula.
Esona simangalisa sixhaphakileyo kukuba ulwelo lulungile okanye lugqibelele, ngaloo ndlela luphelisa iziphumo ze-viscous ezibonisa ukubonakala. Esi sisiseko se-hydrodynamics ye-hydrodynamics, isebe lemathematics esetyenzisiweyo efumene ingqalelo kwabafundi abanjalo njengabaphengululi, uRayleigh, eKalvine, Kelvin naseKelvin naseKelvin naseKalvine naseMvana. Kukho ukulinganiselwa okungaphezulu kwendalo kwithiyori yeklasi, kodwa njengoko amanzi enamanzi aphantsi, esebenzisa njengolwelo lokwenene kwiimeko ezininzi. Ngesi sizathu, i-hydrodynamics ye-hydrodynamics inokuthathwa njengeyona mvelaphi ixabisekileyo kwisifundo seempawu zentshukumo yentshukumo yawo. Isisahluko esikhoyo sikhathazekile ngamandla asisiseko sokuntywila kwaye sisebenza njengezahluko ezilandelayo zokuphumelela kwizahluko ezithile ezihlanganyeziweyo kwi-hydraulics yobunjineli basebunjini. Ezona zinto zintathu zibalulekileyo zokulinganisa intshukumo, ukuqhubeka, iBernoulli, kunye ne-iqurum ifunyanwa kwaye ibaluleke kakhulu. Emva kwexesha, ukunqongophala kwethiyori yoshicilelo kuqwalaselwa kwaye indlela yokuziphatha yolwelo lwenene oluchaziweyo.an fluid icingelwa ukuba.
Iintlobo zokuhamba
Iindidi ezahlukeneyo zokuhamba okubiyela zinokuhlelwa ngolu hlobo lulandelayo:
I-1.Turburenty kunye ne-laminar
2.Ukuyisa kunye ne-tortational
3.Susashey kwaye engazinzanga
4. Ifonunuform kunye ne-iyunifomu.
I-MVS Series Exial-Ukuhamba kweempompo ze-avs (ukuhamba nge-axial the the the kunye nempompo ye-pumed exwiliweyo) yimveliso yale mihla yenziwe ngempumelelo yindlela yokwamkela itekhnoloji yale mihla. Umthamo omtsha wepumps yi-20% enkulu kunezindala. Ukusebenza ngempumelelo yi-3 ~ 5% ephezulu kunezindala.
Ukuhamba kwesiphithiphithi kunye ne-laminar.
La magama achaza imeko yomzimba yokuhamba.
Kwindlela yokuhamba kwesiphithiphithi, ukuqhubela phambili kwamasuntswana atyhefa kwaye kukho interchanard ebonakala ngathi ye-hazazard yendawo yokuthintela i-DAzazards I-Verse yeVenkile ukuze intshukumo i-edding kwaye inekratshi kunokuba inonyango. Ukuba idayi itotshwe ngenqaku elithile, iya kuchitha ngokukhawuleza kuyo yonke imijelo yokuhamba. Kwimeko yokuhamba kwesiphithiphithi kumbhobho, umzekelo, ukurekhodwa ngokukhawuleza kwe-velocity kwicandelo kuya kutyhila usasazo olubonisiweyo njengoko kubonisiwe kumzobo 1 (a). I-velocity eqinileyo, njengoko inokurekhodwa ngezixhobo eziqhelekileyo zokulinganisa, iboniswe kwi-vetline ye-Detline, kwaye kuyacaca ukuba ukuhamba kwesiphithiphithi kubonakaliswa yinto engazinzanga eguquguqukayo.
Umzobo wokuhamba kwesiphithiphithi
Umzobo wokuhamba kwe-laminar
ELamid Rosts zonke iziqwenga ezinamanzi ziqhubeka ngeendlela ezihamba ngendlela kwaye akukho nxalenye inqamlezayo ye-valocity. Inkqubela-phambili-nkqubela-phambili yeyokuba i-suricle nganye ilandela indlela yemali yentsumpa eyandulela ngaphandle kokuphambuka. Ke ngoko ukungqiniswa okuthambileyo kwedayi, kuya kuhlala kunjalo ngaphandle kokuhlukunyezwa. Kukho i-velocity enkulu kakhulu ye-velocial e-Laminar (Fig.1b) kunokuhambahamba kwesiphithiphithi.
Ukuhamba kwe-laminar kunxulunyaniswa neendawo eziphantsi ze-lamines kunye ne-villaus slides.in piholnel kunye ne-channel evulekileyo, nangona i-velousibs iphantse iphezulu kakhulu ukuqinisekisa ukuhamba kwengqondo, nangona i-laminar emfutshane iyaqhubeka nomda oqinileyo. Imithetho yokuhamba kweLaminar iqondwe ngokupheleleyo, kwaye ngenxa yemida emiselweyo yokunikezelwa kwe-velocity kungahlalutywa ngokwezibalo. Ngenxa yendalo yayo engaqhelekanga, ukuhamba kwesiphithiphithi kunyango lwezibalo olunamandla kwimathematics, kunye nesisombululo seengxaki ezisebenzayo, kubaluleke kakhulu ukuxhomekeka kubudlelwane be-sumierical okanye kubudlelwane be-sumiemical.
Impompo yomlilo ye-turbine ethe nkqo
Imodeli Hayi: I-XBC-VTP
I-XBC-vtp Seription ring i-Shaft yoMlilo ye-Shaft yoMlilo ye-Shaft Shamps yinqanaba elinye, i-initistges eyahlukile, yenziwe ngokungqinelana ne-GB6245 ye-GB6245-2006. Sikwaphucule uyilo ngokubhekisele kumgangatho woMbutho woKhuseleko loMlilo wase-United States. Isetyenziselwa ukuhanjiswa kwamanzi amdaka kwi-petrochemical, igesi yendalo, isityalo sentambo, i-Cotton Teple, inqwelo moya, isakhiwo esiphezulu sokunyuka. Inokufaka inqanawa, itanki yolwandle, inqanawa yomlilo kunye nezinye izihlandlo zonikezo.
Ukuhamba okukhulu kunye nokujikeleza.
Ukuhamba kwathiwa kukubola ukuba isuntswana ngalinye line-velocity ye-angular malunga neziko layo le-RID.
Umzobo 2A ubonakalisa ukunikezelwa kwe-velocity eqhelekileyo ehambelana nokuhamba kwesiphithiphithi esidlulileyo kumda othe tye. Ngenxa yokunikezelwa kwe-valocity engafaniyo, isuntswana ne-axs yayo nganye nganye nganye isebenza nzima inesidima esincinci sokujikeleza.in umzobo 2a, ukuhamba kwisetyhula
Indlela iboniswa, kunye ne-velocity ngokuthe ngqo kwiradiyo. I-axes ezimbini zesuntswana zijikelezile kwicala elinye ukuze ukuhamba kubibanzi.
Umzobo.2 (a) Ukuhamba nokuhamba
Ukuhamba ukuze kube yinto eyoyikisayo, ukuhanjiswa kwe-velocity obufther ukuya kumda othe tye kufuneka ube yiyunifomu (fig.2b). Kwimeko yokuhamba kwindlela ejikelezayo, inokuboniswa ukuba ukuhamba kwe-Ukolori kuya kuthi kuphela kunikezwe ukuba i-velocity ihambelana ngokulinganayo kwerediyo. Ukusuka kwi-GARD YOKUQALA KWI-3, oku kuyabonakala kukho impazamo, kodwa kuhlolisiso olusondeleyo kutyhila ukuba ii-axes ezimbini zijikeleza kwi-ax of i-axes engaguqukiyo kumbuso wokuqala.
Umzobo
Kuba zonke izinto ezinamanzi zibambe i-viscofity, i-fluid yokwenyani ayikaze ifumane inyani, kwaye ukuhamba kwe-laminar kungolawulo kakhulu. Ngale ndlela ukuhamba kuka-Isortatical yimeko ye-hypothetical eyayiza kuba yeyomdla wemfundo - yayingekuko ukuba kwiimeko ezininzi zempawu ezihamba-hlulo zingabalulekanga kangako ukuba zingabanjwanga. Le ilula kuba inokwenzeka ukuba ihlalutye ukuhamba okothusayo ngokusebenzisa iikhonsepthi zemathematics ye-hydrodynamics ekubhekiswe kuyo ngaphambili.
Imodeli Hayi: ASN ASNV
Imodeli ye-ASN kunye ne-ASNV Pumps yenqanaba lokuqhekeka kabini nge-vollerigugal kwaye isetyenziselwe ukuhanjiswa kwamanzi, isakhiwo sombane, isakhiwo, inqanawa yokuhambisa amanzi, inqanawa, inqanawa, isakhiwo, njalo njalo.
Uqinile kwaye ungazinzanga.
Ukuhamba kwathiwa uqinile xa iimeko zikhona nakweyiphi na inqaku zihlala zihlonipha ixesha. Ukutolikwa ngokungqongqo kwale nkcazo kuya kukhokelela kwisigqibo sokuba ukuhamba kwesiphithiphithi bekungaze siqinile. Nangona kunjalo, ngenxa yenjongo yangoku ilungele ukuqaphela intshukumo etyiwayo ngokubanzi njengokuhlisela kunye nokuguquguquka okungathethekiyo okunxulumene nefuthe lendlela kuphela. Umzekelo ocacileyo wokuhamba okuqinileyo kukugquma rhoqo kwimenti okanye kwisitishi esivulekileyo.
Njengomlinganiso kulandela ukuba ukuhamba kungazinzanga xa imeko iyahluka ngokubhekisele kwixesha. Umzekelo wokuhamba okungazinzanga yindlela eyahluka-hlukeneyo ekhutshiwe okanye kwisitishi esivulekileyo; Oku kuhlala kuyinto ye-phenomen ukuba ilandelwe, okanye ilandelwe, ukukhutshwa ngokuthe ngcembe. Enye iqhelekile
Imizekelo yendlela yexesha elininzi yindawo yokuhamba ngentshukumo kunye nokuhamba nge-cyclic amazimba emizimba yamanzi ngokuhamba kwamanzi.
Uninzi lweengxaki ezisebenzayo kubunjineli be-hydraulic bakhathazekile kukuhamba okuqinileyo. Le yithamsanqa, kuba ixesha eliguqukayo ekungazinziyo lihamba kakuhle kuhlalutyo. Ngokuhambelana, kwesi sahluko, ukuqwalaselwa kokuhamba okungazinzanga kuya kuthintelwa kwiimeko ezimbalwa ezilula. Kubalulekile ukuba ukhumbule, nangona kunjalo, iimeko ezininzi eziqhelekileyo zokuhamba okungazinzanga zinokuncitshiswa zincitshiswe kwimeko eqinileyo ngenxa yomgaqo wokuhamba kwesihlobo.
Ke, ingxaki ebandakanya inqanawa ehamba emanzini isenokubhalwa kwakhona ukuze inqanawa ihleli kwaye amanzi ahamba; Ekuphela kwenqanaba lokufana kwendlela yokuziphatha emanzini ukuba i-velociotive yovelwano iya kuba njalo. Kwakhona, intshukumo yamanzi emanzini anzongonzongo inokuncitshiswa kwi
Imeko eqinileyo ngokuthatha ukuba umbukiso uhamba namaza kwi-velocity efanayo.
I-Diesel i-Injini ye-In Geerist I-Turbine ye-turrifagal inline ye-shaft yokupreyitha impompo ye-pump yokuThumbuka, ingaphantsi kwe-150 mg / l amanzi omthamo okanye amanzi amdaka. I-VTP yohlobo oluthe nkqo lwe-verfage ikwi-vtp yohlobo lwamanzi, kunye nesiseko sonyuso kunye nekhola, setha i-tube ioyile ye-tube ngamanzi. Ungatshaya amaqondo obushushu ngaphantsi kwe-60 ° C, thumela ukuba uqulethe iinkozo ezithile zengqolowa (njenge-scrap kunye nesanti entle, amanzi amdaka okanye amanzi amdaka.
Iyunifomu kunye nokuhamba okungafaniyo.
Ukuhamba kuya kuthiwa yiyunifomu xa kungekho mahluko kubukhulu kunye nolwalathiso lwe-velocity vector ukusuka kwenye indawo ukuya kwenye indlela yokuhamba. Ukuthobela le nkcazo, zombini indawo yokuhamba kwaye i-velocity kufuneka ifane kuyo yonke i-ectory. Ukuhamba okungafaniyo kwenzeka xa i-velocity vetocies yahlukile kunye nendawo, umzekelo oqhelekileyo wokuhamba phakathi kokudibana okanye imida ye-disver.
Zombini ezi meko zokuhamba ziqhelekile ziqhelekile kwi-channel evulekileyo, nangona bethetha ngokungqongqo, kuba ukuhamba ngokungqongqo kusoloko kusomeleza, yindawo efanelekileyo leyo isondele kakhulu kwaye ayizange ifumaneke. Kuya kufuneka kuqatshelwe ukuba iimeko zinxulumene nendawo kunokuba ixesha kwaye ke kwiimeko zokuhamba ezifakwe apha (umz. Zingagungqi okanye zingazinzanga okanye zingazinzanga indalo yokuhamba.
IXESHA LOKUQALA: UMar-29-2024