(Incazelo efingqiwe)Umgomo wokusebenza wephampu ye-multi-stage centrifugal uyafana naleyo yephampu ye-centrifugal yaphansi.
Umgomo wokusebenza wephampu ye-multi-stage centrifugal uyafana naleyo yephampu ye-centrifugal yaphansi. Lapho i-motor ishayela i-impeller ku-shaft ukuze ijikeleze ngesivinini esikhulu, uketshezi olugcwaliswe ku-impeller luzophonswa kusukela phakathi nendawo ye-impeller endleleni yokugeleza phakathi kwama-blades kuya ku-periphery ye-impeller ngaphansi kwesenzo samandla we-centrifugal. Ngenxa yesenzo sezindwani, uketshezi lwandisa ingcindezi nesivinini ngesikhathi esifanayo, futhi luqondiswa kwesilandelayo-i-impeller yesiteji ngephaseji lokugeleza kwegobolondo lomhlahlandlela. Ngale ndlela, igeleza kuwo wonke ama-impellers kanye negobolondo lomhlahlandlela ngamunye ngamunye, ngokuqhubekayo ukwandisa amandla okucindezela okwanda kwe-liquid. Ngemva kokupakisha i-impeller ngayinye isinyathelo ngesinyathelo, kutholakala ikhanda elithile futhi uketshezi lwe-downhole luphakanyiswe phansi. Lona umgomo wokusebenza we-stainless steel multi-stage pump.
Izici eziyinhloko ze-multistage centrifugal pump:
1. Isakhiwo esiqondile, i-inlet ne-outlet flanges kumugqa ofanayo ophakathi, isakhiwo sihlangene, indawo incane, futhi ukufakwa kulula.
2. Iphampu yesakhiwo esime mpo yamukela uphawu lwemishini yesakhiwo sesitsha, okwenza umsebenzi wokufaka nowokulungisa uphephe futhi ube lula, futhi iqinisekisa ukwethembeka kophawu.
3. I-motor shaft yepompo ye-multi-stage centrifugal ixhunywe ngokuqondile ne-pump shaft ngokusebenzisa i-coupling.
4. Ipompo enezingqimba ifakwe injini ye-shaft enwetshiwe, enesakhiwo esilula futhi kulula ukuyifaka nokuyigcina.
5. Izingxenye zokugeleza zonke zenziwe ngensimbi engagqwali, engangcolisi i-medium futhi iqinisekisa impilo ende yesevisi nokubukeka okuhle.
6. Umsindo ophansi nokudlidliza okuncane. Ngomklamo osezingeni, unokuguquguquka okuhle.
Yiziphi izindlela zokulungisa amaphampu e-centrifugal amaningi? Izindlela ezimbili ezisetshenziswa kakhulu ziyenziwa:
1. I-valve throttling
Indlela elula yokuguqula izinga lokugeleza kwephampu ye-centrifugal ukulungisa ukuvulwa kwe-valve yokuphuma kwepompo, kuyilapho isivinini sepompo ye-multi-stage centrifugal sihlala singashintshiwe (ngokuvamile isivinini esilinganiselwe). Ingqikithi iwukushintsha ukuma kwejika lesici sepayipi ukuze kushintshwe indawo yokusebenza yephampu. Ukuphambana kwejika lesici sephampu Q-H kanye nejika lesici sepayipi Q-∑h indawo yokusebenza enomkhawulo wephampu lapho ivalvu ivulwe ngokugcwele. Lapho i-valve ivaliwe, ukumelana kwendawo kwepayipi kwanda, iphuzu lokusebenza lepompo liya ngakwesobunxele, futhi ukugeleza okuhambisanayo kuncipha. Uma i-valve ivalwe ngokugcwele, ilingana nokumelana okungapheli kanye nokugeleza kwe-zero. Ngalesi sikhathi, ijika lesici sepayipi lihambisana nokudidiyela. Kungabonakala ukuthi lapho i-valve ivaliwe ukulawula ukugeleza, umthamo wamanzi we-multi-stage centrifugal pump ngokwawo uhlala ungashintshiwe, izici zekhanda zihlala zingashintshiwe, futhi izici zokumelana nepayipi zizoshintsha ngokushintshwa kokuvulwa kwe-valve. . Le ndlela isebenziseka kalula, iyaqhubeka nokugeleza, futhi ingalungiswa ngokuthanda phakathi kokugeleza okukhulu noziro, ngaphandle kokutshalwa kwezimali okwengeziwe, futhi inohlu olubanzi lwezinhlelo zokusebenza. Kodwa-ke, ukulungiswa kwe-throttling kuwukusebenzisa amandla engeziwe wephampu ye-centrifugal ukuze kugcinwe ukunikezwa okuthile, futhi ukusebenza kahle kwephampu ye-centrifugal nakho kuzokwehla ngokufanele, okungahambisani nezomnotho.
2. Ukulawulwa kwesivinini sokuguqulwa kwemvamisa
Ukuchezuka kwendawo yokusebenza ukusuka endaweni-esebenza kahle kakhulu kuyisimo esiyisisekelo sejubane lephampu. Lapho isivinini sepompo ye-centrifugal ye-multistage sishintsha, ukuvulwa kwe-valve kuhlala kungashintshiwe (ngokuvamile ukuvuleka okukhulu), izici zesistimu yamapayipi zihlala zingashintshiwe, futhi umthamo wokuphakelwa kwamanzi kanye nezici zekhanda zishintsha ngokufanele. Uma ukugeleza okudingekayo kungaphansi kokugeleza okulinganiselwe, inhloko yokulawulwa kwesivinini sokuguqulwa kwemvamisa incane kune-valve throttling, ngakho-ke amandla okunikezwa kwamanzi adingekayo kumthethonqubo wesivinini sokuguqulwa kwemvamisa nawo mancane kune-valve throttling. Ngokusobala, uma kuqhathaniswa ne-valve throttling, umthelela-wonga amandla wokulawula isivinini sokuguqulwa kwemvamisa ugqame kakhulu, futhi ukusebenza kahle kwamaphampu amaphakathi amaningi - esiteji avundlile kuphezulu. Ukwengeza, ukusetshenziswa kokulawulwa kwesivinini sokuguqulwa kwemvamisa akusizi nje kuphela ukunciphisa amathuba okuba ne-cavitation kupompo ye-centrifugal, kodwa futhi kwandisa inqubo yokuqala / yokumisa ngokumisa kusengaphambili isikhathi sokukhuphuka / phansi, ukuze i-torque eguquguqukayo iyancipha kakhulu. , Ngaleyo ndlela iqeda umphumela wesando samanzi esibhubhisayo ngezinga elikhulu, ukwandisa kakhulu impilo yephampu kanye nesistimu yamapayipi.
Iphampu ephakathi kwesiteji - Inezinzuzo zokusebenza kahle kakhulu nokonga amandla, ububanzi bokusebenza okubanzi, ukusebenza okuphephile nokuzinzile, umsindo ophansi, impilo ende, ukufakwa nokugcinwa okulula, njll.; ngokushintsha impahla yepompo, ukuvala ifomu nokwandisa ukupholisa Uhlelo lungakwazi ukuthutha amanzi ashisayo, uwoyela, imidiya egqwalayo kanye ne-abrasive, njll. Abakhiqizi bephampu yezigaba eziningi abahlukene bakhiqiza amamodeli ahlukene amaphampu aphakathi kwezigaba eziningi. Amaphampu e-Multi-stage centrifugal ahlanganisa amaphampu amabili noma ngaphezulu anomsebenzi ofanayo ndawonye. Isakhiwo somzila owuketshezi sibonakala embobeni yokusiza ingcindezi yabezindaba kanye nesigaba sokuqala. I-inlet yesigaba sesibili ixhunyiwe, futhi imbobo yokusiza ingcindezi ephakathi yesigaba sesibili ixhunywe ekungeneni kwesigaba sesithathu. Uchungechunge olunjalo-umshini oxhumene wakha iphampu ye-multi-stage centrifugal. Ukubaluleka kwephampu ye-multistage centrifugal ukukhulisa ingcindezi ebekiwe.
Isikhathi sokuthumela: 2020-11-10 00:00:00