(Inkcazo yesishwankathelo)Umgaqo-siseko wokusebenza wempompo ye-centrifugal yemigangatho emininzi iyafana naleyo yempompo ye-centrifugal yomhlaba.
Umgaqo-siseko wokusebenza wempompo ye-centrifugal yemigangatho emininzi iyafana naleyo yempompo ye-centrifugal yomhlaba. Xa i-motor iqhuba i-impeller kwi-shaft ukuze ijikeleze ngesantya esiphezulu, ulwelo oluzaliswe kwi-impeller luya kuphoswa ukusuka kumbindi we-impeller ecaleni kwendlela yokuhamba phakathi kwee-blades ukuya kwi-periphery ye-impeller phantsi kwesenzo samandla e-centrifugal. Ngenxa yesenzo seeblades, ulwelo lunyusa uxinzelelo kunye nesantya ngaxeshanye, kwaye lukhokelwa kwi-ilandelayo-i-impeller yenqanaba ngokuhamba kwepaseji yeqokobhe lesikhokelo. Ngale ndlela, iqukuqela kuzo zonke ii-impellers kunye negobolondo lesikhokelo nganye nganye, inyusa ngakumbi amandla oxinzelelo lokunyuka kolwelo. Emva kokupakisha i-impeller nganye inyathelo ngesinyathelo, intloko ethile ifunyenwe kwaye i-downhole liquide iphakanyiswa phantsi. Lo ngumgaqo wokusebenza we-stainless steel multi-pump yeqonga.
Iimpawu eziphambili zempompo ye-centrifugal yamanqanaba amaninzi:
1. Isakhiwo esithe nkqo, i-inlet kunye ne-outlet flanges kumgca ofanayo ophakathi, isakhiwo sihlangene, indawo encinci, kwaye ukufakela kukulungele.
2. Ipompo yesakhiwo esithe nkqo ithatha isitywina somatshini wesakhiwo sesitya, esenza ukuba ukufakela kunye nokusebenza kokugcinwa kukhuseleke kwaye kube lula ngakumbi, kwaye kuqinisekise ukuthembeka kwesitywina.
3. I-motor shaft ye-multi-stage centrifugal pump idityaniswe ngokuthe ngqo ne-pump shaft ngokusebenzisa i-coupling.
4. Umpompo othe tye uxhotyiswe nge-shaft motor eyandisiweyo, enesakhiwo esilula kwaye kulula ukuyifaka nokugcina.
5. Iinxalenye zokuhamba zonke zenziwe ngensimbi engenasici, engangcolisi i-medium kwaye iqinisekisa ubomi obude benkonzo kunye nokubonakala okuhle.
6. Ingxolo ephantsi kunye nokungcangcazela okuncinci. Ngoyilo olusemgangathweni, inokuguquguquka okuhle.
Zeziphi iindlela zokulungisa iimpompo ze-centrifugal ezininzi? Zimbini iindlela eziqhelekileyo ezisetyenziswayo:
1. I-valve throttling
Indlela elula yokutshintsha izinga lokuhamba kwempompo ye-centrifugal kukulungelelanisa ukuvulwa kwe-valve yokuphuma kwepompo, ngelixa isantya se-multi-stage centrifugal pump sihlala singatshintshi (ngokubanzi isantya esilinganisiweyo). Undoqo kukutshintsha indawo yophawu lombhobho ukuze utshintshe indawo yokusebenza yempompo. Ukudibana kwegophe lophawu lwempompo Q-H kunye negophe lophawu lombhobho Q-∑h yindawo enomda wokusebenza wempompo xa isivalo sivulwe ngokupheleleyo. Xa i-valve ivaliwe, ukuchasana kwendawo yombhobho kwanda, indawo yokusebenza yempompo ihamba ngakwesobunxele, kwaye ukuhamba okuhambelanayo kuncipha. Xa i-valve ivalwe ngokupheleleyo, ilingana nokuchasana okungapheliyo kunye nokuhamba kwe-zero. Ngeli xesha, ijika leempawu zombhobho lihambelana nolungelelwaniso. Kuyabonakala ukuba xa i-valve ivaliwe ukulawula ukuhamba, umthamo wokunikezelwa kwamanzi we-multi-stage centrifugal pump ngokwawo uhlala ungatshintshi, iimpawu zentloko zihlala zingatshintshi, kunye neempawu zokuchasana kombhobho ziya kutshintsha ngokutshintshwa kokuvulwa kwevalve. . Le ndlela ilula ukuyisebenzisa, iqhubekile nokuhamba, kwaye inokulungelelaniswa ngokuthanda phakathi kokuhamba okukhulu kunye ne-zero, ngaphandle kotyalo-mali olongezelelweyo, kwaye inoluhlu olubanzi lwezicelo. Nangona kunjalo, ukulungiswa kwe-throttling kukusebenzisa amandla angaphezulu kwempompo ye-centrifugal ukugcina unikezelo oluthile, kunye nokusebenza kwepompo ye-centrifugal kuya kuncipha ngokufanelekileyo, okungekho ngqiqweni kwezoqoqosho.
2. Ulawulo lwesantya soguqulo rhoqo
Ukuphambuka kwendawo yokusebenza ukusuka kwindawo ephezulu - esebenzayo yimeko esisiseko yesantya sempompo. Xa isantya sempompo ye-centrifugal ye-multistage sitshintsha, ukuvulwa kwe-valve kuhlala kungatshintshi (ngokuqhelekileyo ukuvulwa okukhulu), iimpawu zenkqubo yepayipi zihlala zingatshintshi, kwaye umthamo wokunikezelwa kwamanzi kunye neempawu zentloko zitshintsha ngokufanelekileyo. Xa ukuhamba okufunekayo kungaphantsi kwesantya esilinganisiweyo, intloko yesantya sokuguqulwa kwesantya sincinci kune-valve throttling, ngoko ke amandla okunikezelwa kwamanzi afunekayo kulawulo lwesantya sokuguqulwa kwesantya nawo mncinci kune-valve throttling. Ngokucacileyo, xa kuthelekiswa nevalve throttling, amandla-ukugcina isiphumo solawulo lwesantya sokuguqulwa kwesantya siphawuleka kakhulu, kwaye ukusebenza kakuhle kweempompo ze-centrifugal ezithe tye ziphezulu. Ukongezelela, ukusetyenziswa kwesantya sokuguqulwa kwesantya sokuguqulwa kwesantya akuncedi kuphela ukunciphisa amathuba okuba ne-cavitation kwipompo ye-centrifugal, kodwa kwandisa ixesha lokuqala / lokumisa inkqubo ngokumisela kwangaphambili isantya sokunyuka / ukuhla, ukwenzela ukuba i-torque eguquguqukayo iyancipha kakhulu. , Ngaloo ndlela ukuphelisa umphumo wesando samanzi owonakalisayo kumlinganiselo omkhulu, ukwandisa kakhulu ubomi bempompo kunye nenkqubo yokubhobhoza.
Impompo ye-multi-stage centrifugal isebenzisa imodeli ephezulu-esebenzayo kunye namandla-eyokonga okwenziwa ngoxinzelelo olukhulu olwenziwa lilizwe. Ineenzuzo zokusebenza okuphezulu kunye nokugcinwa kwamandla, uluhlu olubanzi lokusebenza, ukusebenza ngokukhuselekileyo kunye nokuzinza, ingxolo ephantsi, ubomi obude, ukufakwa kunye nokugcinwa ngokufanelekileyo, njl.; ngokuguqula imathiriyeli yempompo, ifom yokutywina kunye nokwandisa ukupholisa Inkqubo inokuthutha amanzi ashushu, i-oyile, imidiya edliwayo kunye ne-abrasive, njl. njl. Iimpompo ze-Multi-stage centrifugal zidibanisa iimpompo ezimbini okanye ngaphezulu ezinomsebenzi ofanayo kunye. Ubume bomjelo we-fluid bubonakaliswa kwi-port yokunciphisa uxinzelelo lweendaba kunye nenqanaba lokuqala. I-inlet yesigaba sesibini idibaniswe, kwaye i-port yokunciphisa uxinzelelo oluphakathi kwinqanaba lesibini lixhunyiwe kwi-inlet yesigaba sesithathu. Uthotho olunjalo-umatshini oqhagamshelweyo wenza impompo ye-multi-stage centrifugal. Ukubaluleka kwempompo ye-multistage centrifugal kukunyusa uxinzelelo olubekiwe.
Ixesha lokuposa: 2020-11-10 00:00:00