Izinhlobo nezimiso zokusebenza zeama-valve okulawula amanzi:
1. Umqondo we-hydraulic control valve: I-valve yokulawula i-hydraulic iyi-valve elawulwa ukucindezela kwamanzi.Iqukethe i-valve eyinhloko kanye ne-conduit yayo enamathiselwe, i-valve yokushayela, i-valve yenaliti, i-valve yebhola kanye negeji yokucindezela.
2. Izinhlobo zama-valve okulawula amanzi: ngokwenjongo, umsebenzi kanye nendawo, ingaguqulelwa ku-valve yokuntanta elawulwa kude, i-valve yokunciphisa ingcindezi, i-valve yokuhlola ukuvala kancane, i-valve yokulawula ukugeleza, i-valve yokukhulula ingcindezi, i-hydraulic electric control valve, amanzi. i-valve yokulawula iphampu Linda.Ngokusho kwesakhiwo, ingahlukaniswa ngezinhlobo ezimbili: uhlobo lwe-diaphragm kanye nohlobo lwe-piston.
3. Isimiso sokusebenza sohlobo lwe-diaphragm kanye nama-valve ohlobo lwe-piston ye-valve yokulawula i-hydraulic iyafana.Kokubili umehluko ongenhla wengcindezi yaphansi komfula △P amandla, alawulwa ivalvu yokushayela, ukuze umsebenzi wokuhlukanisa i-diaphragm (piston) we-hydraulic uzenzekele ngokuphelele.Lungisa, ukuze i-disc ye-valve eyinhloko ivuleke ngokuphelele noma ivalwe ngokuphelele noma isesimweni sokulungisa.Lapho amanzi okucindezela angena egumbini lokulawula ngaphezu kwe-diaphragm (piston) ekhishwa emkhathini noma endaweni yokucindezela okuphansi komfula, inani lokucindezela elisebenza ngaphansi kwe-valve disc nangaphansi kwe-diaphragm likhulu kunevelu yokucindezela ngenhla, ngakho-ke phusha. i-disc ye-valve eyinhloko ukuze ivuleke ngokugcwele Lapho amanzi okucindezela angena ekamelweni lokulawula ngaphezu kwe-diaphragm (piston) ayikwazi ukukhishwa emkhathini noma endaweni yokucindezela okuphansi komfula, inani lokucindezela elisebenza ku-diaphragm (piston) likhulu kunenani lokucindezela ngezansi. , ngakho-ke i-disc ye-valve eyinhloko Cindezela endaweni evaliwe ngokugcwele;lapho ingcindezi ekamelweni lokulawula ngaphezu kwe-diaphragm (piston) iphakathi kwengcindezi yokungena kanye nokucindezela kokuphuma, i-disc ye-valve eyinhloko isesimweni sokulungiswa, futhi isikhundla sayo sokulungiswa sincike ku-valve yenaliti futhi iguquguquke ohlelweni lwe-catheter umsebenzi wokulawula we-valve yomshayeli.I-valve yomshayeli elungisekayo ingakwazi ukuvula noma ukuvala imbobo yayo encane ye-valve ngokusebenzisa ingcindezi yokuphuma eya phansi nomfula futhi ishintshe nayo, ngaleyo ndlela iguqule inani lokucindezela legumbi lokulawula ngaphezu kwe-diaphragm (piston) futhi ilawule indawo yokulungiswa kwediski yesikwele se-valve.
Ukukhethwa kwei-valve yokulawula i-hydraulic:
I-valve yokulawula i-hydraulic iyi-valve elawulwa ukucindezela kwamanzi.Iqukethe i-valve eyinhloko kanye ne-conduit yayo enamathiselwe, i-valve yokushayela, i-valve yenaliti, i-valve yebhola kanye negeji yokucindezela.
Uma usebenzisa ama-valve okulawula amanzi, qala ngokunaka ukukhetha.Ukukhetha okungalungile kuzodala ukuvinjwa kwamanzi kanye nokuvuza komoya.Lapho ukhetha i-valve yokulawula i-hydraulic, kufanele uphindaphinde ukusetshenziswa kwesitimu ngehora kwesisetshenziswa izikhathi ezi-2-3 kunesilinganiso sokukhetha njengomthamo omkhulu we-condensate ukuze ukhethe ukuchithwa kwamanzi kwe-valve yokulawula amanzi.Ukuze uqinisekise ukuthi i-valve yokulawula i-hydraulic ingakhipha amanzi ahlanganisiwe ngokushesha ngangokunokwenzeka lapho ushayela, futhi yandise ngokushesha izinga lokushisa lemishini yokushisa.Amandla okukhipha anganele we-valve yokulawula i-hydraulic azobangela ukuthi i-condensate ingakhishwa ngesikhathi futhi inciphise ukusebenza kahle kokushisa kwemishini yokushisa.
Lapho ukhetha i-valve yokulawula i-hydraulic, ukucindezela okuzisholo akukwazi ukusetshenziselwa ukukhetha i-valve yokulawula i-hydraulic, ngoba ukucindezela okuzisholo kungabonisa kuphela izinga lokucindezela kwegobolondo lomzimba we-hydraulic control valve, futhi ukucindezela okubizwa ngokuthi i-valve yokulawula i-hydraulic ihluke kakhulu. kusukela ekucindezelweni kokusebenza.Ngakho-ke, ukufuduka kwe-valve yokulawula i-hydraulic kufanele kukhethwe ngokusho komehluko wengcindezi yokusebenza.Umehluko wengcindezi yokusebenza ubhekisela kumehluko phakathi kwengcindezi yokusebenza ngaphambi kwevalvu yokulawula esebenza ngaphansi kwamanzi isusa ingcindezi yangemuva lapho kuphuma khona i-valve yokulawula amanzi.Ukukhethwa kwe-valve yokulawula i-hydraulic kudinga ukuvinjwa kwe-steam okunembile kanye nokukhipha amanzi, ukuzwela okuphezulu, ukusetshenziswa kwe-steam okuthuthukisiwe, akukho ukuvuza kwe-steam, ukusebenza okuthembekile kokusebenza, izinga eliphezulu lokucindezela emuva, impilo ende yesevisi, nokugcinwa okulula.
Noma iyiphi i-hydraulic control valve actuator iyisisetshenziswa esisebenzisa amandla ukushayela ivalvu.Lolu hlobo lwedivayisi yokulawula i-hydraulic control valve kungase kube isethi yegiya eliqhutshwa ngesandla, i-hydraulic control valve ukushintsha i-valve, noma ingxenye ye-elekthronikhi ehlakaniphile enomshini oyinkimbinkimbi wokulawula nokulinganisa, ongasetshenziswa ukuze kuzuzwe ukulungiswa kwe-valve okuqhubekayo.Ngokuthuthukiswa kobuchwepheshe be-microelectronics, ama-actuator okulawula ama-valve okulawula amanzi abe nzima kakhulu.Ama-actuator angaphambili abengalutho ngaphandle kwamagiya e-motor ashintshwayo azwa indawo.Ama-actuator anamuhla anemisebenzi ethuthuke kakhulu.I-valve yokulawula i-hydraulic ayikwazi nje ukuvula noma ukuvala i-valve, kodwa futhi ibone isimo sokusebenza se-valve kanye ne-actuator ukunikeza idatha ehlukahlukene yokugcinwa kokubikezela.
Incazelo ebanzi kakhulu ye-hydraulic control valve ye-actuator yilena: idivayisi yokushayela engahlinzeka ngokunyakaza okuqondile noma okujikelezayo, esebenzisa amandla athile okushayela futhi esebenza ngaphansi kwesignali ethile yokulawula.
I-hydraulic control valve actuator isebenzisa uketshezi, igesi, ugesi noma eminye imithombo yamandla futhi iyiguqule ibe umsebenzi wokushayela ngenjini, isilinda noma ezinye izisetshenziswa.I-actuator eyisisekelo isetshenziselwa ukushayela i-valve yokulawula i-hydraulic endaweni evuleke ngokugcwele noma evalwe ngokugcwele.
Ukufakwa kwe-valve yokulawula i-hydraulic:
I-valve yokulawula i-hydraulic iyi-valve elawulwa ukucindezela kwamanzi.I-valve yokulawula amanzi amaningi ine-valve eyinhloko kanye nomsele wayo onamathiselwe, i-pilot valve, i-valve yenaliti, i-valve yebhola kanye negeji yokucindezela.Ngokwenhloso yokusetshenziswa, umsebenzi kanye nendawo, ingashintshwa ibe yi-valve ye-float elawula kude, i-valve yokunciphisa ingcindezi, i-valve yokuhlola yokuvala kancane, i-valve yokulawula ukugeleza, i-valve yokunciphisa ingcindezi, i-hydraulic electric control valve, i-valve yokulawula iphampu yamanzi, njll.
Lungisa i-valve iqonde epayipini lokungena kwamanzi, bese uxhuma ipayipi lokulawula, i-valve yokumisa kanye ne-valve yokuntanta ku-valve.Ipayipi le-valve yokungena kanye nepayipi lokuphuma elixhuma i-flange H142X-4T-A yi-0.6MPa flange ejwayelekile;I-H142X-10-A iyi-flange engu-1MPa ejwayelekile.Ububanzi bepayipi lokungena kufanele libe likhulu noma lilingane nobubanzi obujwayelekile be-valve, futhi i-outlet kufanele ibe ngaphansi kune-valve yokuntanta.I-valve yokuntanta kufanele ifakwe ngaphezu kwemitha elilodwa kude nepayipi lamanzi;bhoboza imbobo encane ethangini lamanzi lapho ipayipi lokuphuma liphakeme kunezinga lamanzi ukuvimbela amanzi ukuthi angabuyeli emoyeni.Lapho isetshenziswa, i-valve yokuvala kufanele ivuleke ngokuphelele.Uma ama-valve angaphezu kwamabili efakwe echibini elifanayo, izinga elifanayo kufanele ligcinwe.Njengoba ukuvalwa kwe-valve eyinhloko kusasele ngemuva kokuvalwa kwe-valve yokuntanta cishe imizuzwana engama-30-50, ithangi lamanzi kufanele libe nevolumu eyanele yokuvimbela ukuchichima.Ukuze uvimbele ukungcola kanye nezinhlayiya zesihlabathi ukuthi zingangeni ku-valve futhi zibangele ukungasebenzi, isihlungi kufanele sifakwe phambi kwe-valve.Uma ifakwe echibini elingaphansi komhlaba, idivayisi ye-alamu kufanele ifakwe ekamelweni lepompo elingaphansi komhlaba.
Isihlungi kufanele sifakwe ngaphambi kwevalvu yokulawula amanzi, futhi kufanele kube lula ukuyikhipha.
I-valve yokulawula i-hydraulic ingumzimba we-valve ozigcobayo osebenzisa amanzi futhi awudingi ukugcotshwa okwengeziwe.Uma izingxenye ze-valve eyinhloko zilimele, sicela uyiqaqe ngokulandela imiyalelo elandelayo.(Qaphela: Umonakalo ojwayelekile osebenzisekayo ku-valve yangaphakathi i-diaphragm nendandatho eyindilinga, kanti ezinye izingxenye zangaphakathi azivamile ukonakala)
1. Vala amavalvu esango langaphambili nangemuva levalvu eyinhloko kuqala.
2. Khulula isikulufu esihlangene sokubhobhoza esisembozweni sevalvu eyinhloko ukuze ukhulule umfutho kuvalvu.
3. Susa zonke izikulufu, kuhlanganise nenadi lepayipi lethusi elidingekayo epayipini lokulawula.
4. Thatha ikhava yevalvu kanye nentwasahlobo.
5. Susa i-shaft core, i-diaphragm, i-piston, njll, futhi ungalimazi i-diaphragm.
6. Ngemva kokukhipha izinto ezingenhla, hlola ukuthi i-diaphragm nendandatho eyindilinga konakele yini;uma kungekho monakalo, sicela ungahlukanisi izingxenye zangaphakathi wedwa.
7. Uma uthola ukuthi i-diaphragm noma indandatho eyindilinga yonakele, sicela ukhulule inati ku-shaft core, uhlukanise i-diaphragm noma indandatho kancane kancane, bese uyishintsha nge-diaphragm entsha noma indandatho eyindilinga.
8. Hlola ngokuningiliziwe ukuthi isihlalo se-valve yangaphakathi kanye ne-shaft core ye-valve eyinhloko konakele yini.Uma kukhona okunye okuhlukile ngaphakathi kwevalvu eyinhloko, zihlanze.
9. Hlanganisa izingxenye ezishintshiwe kanye nezingxenye ku-valve eyinhloko ngokulandelana okuphambene.Qaphela ukuthi i-valve akufanele iboshwe.
Isikhathi sokuthumela: Dec-13-2021
