Imithetho Yokusebenza Okuphephile kwama-valve amasango kanye namaphampu asecentrifugal Ungabhekana kanjani nenkinga ye-cavitation yamaphampu we-centrifugal
I-Pump iyisisetshenziswa sokukhiqiza sezimboni eziwuketshezi, indima yayo njengenhliziyo yomzimba womuntu, yesistimu emshinini wokukhulisa uketshezi, ukuqinisekisa ukusebenza okuvamile kwenqubo yokukhiqiza. Amaphampu avamile ahlukaniswe amaphampu e-axial piston, amaphampu ahamba kahle, amaphampu asebenzayo akhethekile, njll. Lapho, ipompo ye-centrifugal kupompo ye-axial piston isetshenziswa njenge. Ukusebenza kwepompo ye-Centrifugal kufanele kuvimbele izinkinga eziningana: misa isando samanzi sepompo kanye nokugeleza okuncane kunokugeleza. Ziningi izindlela zokubhekana nalezi zinkinga ezimbili, kodwa ngokuyisisekelo umqondo uyafana
I-Pump iyisisetshenziswa sokukhiqiza sezimboni eziwuketshezi, indima yayo njengenhliziyo yomzimba womuntu, yesistimu emshinini wokukhulisa uketshezi, ukuqinisekisa ukusebenza okuvamile kwenqubo yokukhiqiza. Amaphampu avamile ahlukaniswe amaphampu e-axial piston, amaphampu ahamba kahle, amaphampu asebenzayo akhethekile, njll. Lapho, ipompo ye-centrifugal kupompo ye-axial piston isetshenziswa njenge.
Ukusebenza kwepompo ye-Centrifugal kufanele kuvimbele izinkinga eziningana: misa isando samanzi sepompo kanye nokugeleza okuncane kunokugeleza okuncane. Ziningi izindlela zokubhekana nalezi zinkinga ezimbili, kodwa ngokuyisisekelo umqondo uwukuthi uqiniswa kanjani eduze kwepompo ye-centrifugal efakwe isethi yesofthiwe yesistimu efanele. Amavalvu esango adlala indima ebalulekile ezinhlelweni ezihlukahlukene, kodwa ngokuqashelwa okwandayo kwalezi zinkinga ezimbili, maningi ama-valve amasango.
1. Misa isivikelo sesando samanzi sepompo kanye nesando samanzi se-valve yesango uchungechunge lwezenzakalo zesando samanzi ezibangelwa ukuguqulwa okunamandla kwesivinini sokugeleza okuphakathi kumkhumbi wokucindezela wohlobo lwesibili. Izando zamanzi zingalimaza kakhulu, zicekele phansi amaphampu, amapayipi neminye imishini. Kunezici eziningi ezibangelwa isando samanzi epayipini lokucindezela okusebenzayo, njengokuvalwa ngokushesha kwe-valve, ukuma okungavamile kwepompo nokunye.
Yeka ukumpompa umgomo wesando samanzi
Uma izizathu ezingavamile, ezifana nokucisha amandla, ipompo iyeka ukusebenza: ekuqaleni, izinto ezisepayipini ziyaqhubeka nokuqhubekela phambili ngosizo lwamandla angenawo amandla, kodwa isivinini siyehla kancane sibe ku-zero; Ngalesi sikhathi, uma idizayini yepayipi inokwehla nokwenyuka okuningi, okubalulekile okungaphansi kwesenzo samandla adonsela phansi kuzoba i-pump countercurrent; Lapho izinto eziphikisanayo zifinyelela izinga elithile, i-valve yokuhlola ukuphuma kwepompo izovala ngokushesha, ukuze izinga lemidiya eminingi efika lapha ngokuzumayo libe nguziro, okuholela ekunyukeni okukhulu kokucindezela kokusebenza kwezinto lapha - okubangelwa ukuma. futha isando samanzi. Izikhombo eziningi zigcizelela ukuthi isihluthulelo sokumisa isando samanzi ukuvalwa okungazelelwe kwe-valve yokuhlola endaweni yepompo. Kodwa ucwaningo luye lwabonisa ukuthi nakuba i-valve yokuhlola ukuphuma kwepompo ingavalwa kwezinye izimo, kodwa ezimweni eziningi, ukuze kugwenywe izinto eziningi eziphikisana nephampu ye-centrifugal, i-pump inlet anti-countercurrent Izilungiselelo ziyadingeka.
Yeka ukupompa izindlela zokuvimbela isando samanzi
Kunezindlela eziningi zokulwa nokuvimbela ukulimala kwesando samanzi ekumiseni iphampu, njengokuhlanganisa isikhiphi sesando samanzi, i-valve yokunciphisa ingcindezi, ithangi le-transformer, njll., okulandelayo kuphela isingeniso esinemininingwane sokubili okuvame ukusetshenziswa, okuhlobene nokujwayelekile. Izinyathelo ze-valve.
1. Setha i-valve yokuhlola yokuvala kancane
Ivalvu yokuhlola evala kancane iwuhlobo lwevalvu yokuhlola ebona ukukhanselwa kancane ngokwengeza i-actuator ne-shock absorber. Intatheli ye-Xinhua News Agency isethe umdwebo wohlelo lwephampu ye-centrifugal yokumisa uhlelo lokuvikela isando samanzi ngevalve yokuvala kancane. Ngalesi sikhathi, i-valve yokuhlola ukuvala kancane idinga ukusetshenziswa nge-valve yokumisa (i-valve enqunywe). Lapho into engaphansi kwesenzo se-countercurrent, i-valve yokuhlola ivalwe kancane kancane, ivimbela ngokuphumelelayo i-valve yokuhlola jikelele ngokuzumayo ivalwe okubangelwa isando samanzi. Ububi bayo ukuthi ngenxa yokuvala shaqa kancane, ingxenye yento ngokungenakugwenywa iphikisana nepompo ye-centrifugal, futhi iphampu ingase ibangele ukwehluleka kwezisetshenziswa.
2. Setha i-valve yediski yokuvala kancane
Lena indlela evamile futhi ephumelelayo esetshenziswa kuzo zonke izinhlobo zezinhlelo zokonga amanzi. I-valve ye-disc yokuvala kancane yakhiwe i-valve ye-butterfly, isakhiwo sokusebenza kanye nesistimu yokudlulisa i-hydraulic. Intatheli ye-Xinhua News Agency isethe umdwebo wesistimu yokuvikela isando sephampu ye-centrifugal nge-valve yediski yokuvala kancane. Lolu hlelo ludinga kuphela ukuhlanganisa i-valve ye-disc yokuvala kancane, engadlala umsebenzi we-valve yokuhlola futhi inqume i-valve. Lapho ipompo ye-centrifugal iqala, ivulwa ngokuvumelana nenqubo yokuqala ehamba kancane bese ishesha, ukuqinisekisa ukuthi ipompo iqala ngomthwalo ophansi; Lapho iphampu iyeka ukusebenza, ivalwa inqubo yokuqala esheshayo bese ihamba kancane, engakwazi nje ukuvimbela ukwakheka kwesando samanzi, kodwa futhi igweme izinto eziningi eziphikisanayo ngokusho kwepompo, okuholela ekuhlulekeni kwemishini yephampu ye-centrifugal.
Okwesibili, vimbela izimo zokusebenza zokugeleza okuncane kanye nama-valve esango
Ukugeleza okuncane ukuqinisekisa ukuthi iphampu ingasebenza ngokujwayelekile ukugeleza. Uma iphampu isebenza ngaphansi kwesimo sokugeleza okuncane kunokugeleza okuncane, izobangela umsindo nokudlidliza, izici zepompo ye-centrifugal zizoba zingazinzile, futhi zibangele ngisho ne-cavitation engavamile yepompo ye-centrifugal, ukunciphisa impilo yesevisi yepompo. Ngakho-ke, izinyathelo ezisebenzayo kufanele zithathwe ukuvimbela ipompo ye-centrifugal ekusebenzeni ngaphansi kwesimo sokugeleza okuncane. Kulesi sigaba, umkhuba osabalele uwukusetha iluphu encane yokulawula ukugeleza kwepompo ye-centrifugal. Kodwa-ke, ngokwenani lokusetshenziswa kwepompo ye-centrifugal ngokwayo, kunengqondo kuphela ukusetha i-loop encane yokulawula ukugeleza kwalawo maphampu we-centrifugal ngokugeleza okukhulu, ikhanda eliphezulu namandla amakhulu. Amaphampu e-Centrifugal avumela leli nani elincane lokugeleza ukuthi likalwe ngumkhiqizi wephampu noma ukuhlolwa okucacile.
Iluphu yokulawula ukugeleza okulula kakhulu * kumele ihlanganiswe ku-loop yokulawula i-valve enqamuliwe, njenge-valve yembulunga, lapho uzwa ukuthi iphampu izoba sesimweni sokusebenza sokugeleza okuncane ukuvula i-valve yesango, ukufinyelela ekugelezeni okuncane. i-loop yokulawula, ukuvimbela ipompo esimweni sokugeleza okuncane.
Iii. Isifinyezo
Ukwakheka kwe-valve enconyiwe ngenhla kufana ne-valve evamile, kodwa ngenxa yokuthuthukiswa okuhambisanayo ngokuvumelana nesimo sokusebenza kwesicelo, le valve yesango iba ukubhekana nalezi zinkinga ezimbili.
Inkinga ye-cavitation yepompo ye-centrifugal indlela yokubhekana nenkinga ye-cavitation yepompo ye-centrifugal, nakuba kungelula kakhulu ukubhekana nenkinga, kodwa uma nje ungakwazi kusuka kwesinye isidingo ukunaka inkinga yokulawula okuphumelelayo, noma ingaqedela ukusetshenziswa okunengqondo kwephampu ye-centrifugal. Namuhla sizothatha iphampu ye-centrifugal ekhiqizwa i-Shanghai Hongle Pump Factory Machinery Co., Ltd. njengesibonelo ukuze sibone ukuthi yiziphi izici ezidinga ukunaka inkinga. Okokuqala, ukuminyana kwe-liquid, ukuphakama kwe-liquid kuphakeme, ukuphakama kwesihlobo sokudonsa kuzoba phansi, uma ipompo ye-centrifugal isetshenziselwa ukuthutha ukuminyana kwesihlobo kuncane, i-cavitation izokwenzeka, kodwa ukuminyana okuphezulu iphampu ye-centrifugal iyakwazi ukuthutha uketshezi oluncane lokuminyana kwesihlobo
Ngenkinga ye-centrifugal futha cavitation, nakuba kungelula kakhulu ukubhekana nenkinga, kodwa uma nje ungakwazi kusuka kwesinye nesinye isidingo sokunaka inkinga yokulawula okuphumelelayo, noma ungaqedela ukusetshenziswa okunengqondo kwepompo ye-centrifugal. Namuhla sizothatha iphampu ye-centrifugal ekhiqizwa i-Shanghai Hongle Pump Factory Machinery Co., Ltd. njengesibonelo ukuze sibone ukuthi yiziphi izici ezidinga ukunaka inkinga.
Okokuqala, ukuminyana koketshezi, ukuphakama kokuminyana koketshezi, kwehlisa ukuphakama okuhlobene kokumunca, uma ipompo ye-centrifugal isetshenziselwa ukuthutha ukuminyana kwesihlobo kuncane, i-cavitation izokwenzeka, kodwa ukuminyana okuphezulu iphampu ye-centrifugal iyakwazi ukuthutha ukuminyana okuncane kwesihlobo soketshezi, ngakho-ke kuyadingeka ukuthutha umehluko we-liquid density ukuze ukhethe iphampu ye-centrifugal; Ukushisa kwemvelo ye-liquid yezokuthutha nakho kudinga ukunaka, ngoba ukuphakama kwezinga lokushisa kuzolimaza umehluko womhwamuko owuketshezi, lapho ukucindezela kokusebenza kwe-inlet ngeke kushintshe isimo sokudlulisa uketshezi oluqhubekayo lokushisa okuphezulu, umehluko wengcindezi uzonwetshwa, okuholela ku-cavitation. ; Ngakho-ke, izinkampani ezifaka izicelo nazo zidinga ukukhetha ezimeni ezahlukene.
Okwesibili, lapho umfutho wamanzi wepayipi lokumunca umkhulu, ukucindezela kokusebenza kwe-inlet kuzohambisana nokwanda, futhi esimweni esiphambene, ukucindezela kokusebenza kwesiteshi kuzoncishiswa, okungenye yezinto ezibalulekile ezibangela i-cavitation. Ingabe ukuthuthwa koketshezi oluguquguqukayo, ngaphansi kwesisekelo sokushisa okuhlala njalo, umfutho we-vapor ogcwele uketshezi oluguquguqukayo ungaphezu koketshezi olujwayelekile, iphampu ye-centrifugal iyisimo se-cavitation.
Kafushane, isudi yokukhetha impompo yabo ye-centrifugal ibalulekile, kodwa futhi ukuvimbela ukuvela kwe-cavitation kuyisici esiyinhloko, akukwazi ukusetshenziswa kwesayensi nokunengqondo kwepompo ye-centrifugal yisizathu esiyinhloko senkinga. Isifinyezo sombhali lapha, ngithemba ukuthi ngizokwazi ukukunikeza ukwesekwa.
Isikhathi sokuthumela: Mar-18-2023
