Theknoloji ea Choke Valve le Tšebeliso ea Li-Alloys tse thata ka har'a Choke Valves

    Li-valve tsa choke ke likarolo tsa bohlokoa lits'ebetsong tsa taolo ea mokelikeli bakeng sa liindasteri tsa oli, khase le lik'hemik'hale, tse sebelisetsoang ho laola ka nepo sekhahla sa phallo, ho tsitsisa khatello le ho thibela tšenyo ea cavitation le khoholeho ea mobu. Tlas'a maemo a feteletseng a ts'ebetso (khatello e phahameng, kutu, phallo ea multiphase), lisebelisoa tsa setso hangata li hlōleha ho finyella litlhoko tsa nako e telele tsa nako e telele. Li-alloys tse thata, tse kang tungsten carbide (WC), ka boima ba tsona bo phahameng ka ho fetesisa, ho hanyetsa ho roala, le ho hanyetsa kutu, e se e le khetho e nepahetseng bakeng sa likarolo tsa bohlokoa tsa li-valve tsa choke. Sengoliloeng sena se hlahloba melao-motheo ea ts'ebetso ea li-valve tsa choke, mekhoa e tloaelehileng ea ho hloleha, 'me e shebane le melemo ea li-alloys tse thata ho li-valve trims, litulo le libaka tse koalang.  

1. Mesebetsi ea Motheo le Mathata a Li-Valves tsa Choke

1.1 Mesebetsi ea Li-Valves tsa Choke

Taolo ea Khatello: E laola khatello ea hantle ho thibela tlhahiso ea lehlabathe kapa ho phatloha ka lebaka la ho theoha ha khatello ea tšohanyetso.  

Taolo ea Phallo: E fetola sekhahla sa tlhahiso ea hydrocarbon hore e tsamaellane le matla a ho sebetsa a theosa le noka.  

Multiphase Flow Management: E sebetsana le cavitation le khoholeho ea mobu ka phallo e tsoakiloeng ea oli-gase-metsi.  

1.2 Mekhoa e tloaelehileng ea ho hloleha

2. Lisebelisoa tsa Hard Alloys ho Choke Valves 

2.1 Melemo ea Bohlokoa ea Li-Alloys tse thata 

Matla a Phahameng ka ho Fetisisa (1,400–2,000 HV), a sa senyehe ka makhetlo a 10 ho feta tšepe e sa hloekang.  

Khanyetso ea Corrosion: Li-alloys tsa WC-Ni li feta WC-Co libakeng tse nang le asiti.  

Khanyetsano ea Cavitation: Sebopeho se entsoeng hantle se fokotsa ho ata ha microcrack ho tloha ho putlama ha bubble.  

2.2 Lintlafatso tsa Boitsebiso bakeng sa Likarolo Tse Bohlokoa

(1) Thibelo ea Valve le Setulo

- Lisebelisoa tsa Tloaelo: 17-4PH tšepe e sa hloekang, Stellite 6 (Co-based alloy).  

- Litharollo tsa Hard Alloy:  

  - WC-10Ni: Bakeng sa tikoloho e ruileng ka H₂S (mohlala, libaka tsa khase tse lebopong la leoatle).  

  - WC-13Co: Matla a phahameng bakeng sa maemo a phahameng, a tletseng lehlabathe (mohlala, liliba tsa oli ea shale).  

  - TSP (Thermally Stable Polycrystalline Diamond) Coating: Ho hanyetsa khoholeho e feteletseng (mohlala, metsi a phallang a fracturing).  

 (2) Setsi sa Valve le Lihlahla  

- Kalafo ea Bokaholimo:  

  - HVOF-sprayed WC-10Co-4Cr (1,200–1,400 HV).  

  - Laser-clad gradient hard alloy layers (matla a bond>300 MPa).  

300 MPa).  

 (3) Lipoleiti tsa Orifice  

- Solid Sintered WC: E nkela sebaka sa 316L, e lelefatsa bophelo ba ts'ebeletso 5–8x.  

- Moralo o kopaneng:  

  - Motheo: tšepe e nang le carbon e tlaase (e theko e tlaase).  

  - Lera le sa keneng: 0.5mm WC-Ni (welding ea PTA).  

 3. Lithuto tsa Litaba tsa Indasteri  

 3.1 Li-Valve tsa Metsi a Boteng ba Oli le Khase  

- Phephetso:> 1,500m botebo ba metsi, 70 MPa khatello, 5% ea lehlabathe.  

1,500m botebo ba metsi, 70 MPa khatello, 5% ea lehlabathe.  

- Tharollo:  

  - Trim: Tiileng WC-10Ni (0.8μm boholo ba lijo-thollo).  

  - Ho tiisa bokaholimo: TSP coating (cavitation-resistant).  

- Sephetho: Nako ea tlhokomelo e atolosoa ho tloha likhoeling tse 3 ho isa ho lilemo tse 5.  

 3.2 Khase ea Shale e Fetang Hantle e Koaheloa  

- Challenge: khatello ea 105 MPa + khoholeho ea lehlabathe la quartz.  

- Tharollo:  

  - Multi-stage trim: WC-13Co (mahoashe-grained bakeng sa ho hanyetsa tšusumetso).  

  - Setulo: Ultra-fine WC-6Ni (1,800 HV).  

- Sephetho: Sekhahla sa khoholeho se fokotsehile ka 85%.  

 3.3 SAGD Steam Choke Valves  

- Phephetso: 340 ° C mouoane + mokhathala o futhumatsang oa libaesekele.  

- Tharollo:  

  - 'mele oa valve: Inconel 625 + WC-CoCr coating.  

  - Ball: Alloy e thata ea Gradient (mokotla o thata / bokaholimo bo sa senyeheng).  

- Sephetho: 4x nako e telele ea bophelo khahlanong le lisebelisoa tse tloaelehileng.  

 4. Mekhoa ea Bokamoso  

1. Li-valve tsa Smart Choke:  

   - Li-sensor tse kopantsoeng tsa khatello / mocheso bakeng sa tokiso ea nako ea nnete.  

   - Polelo ea ho roala ha mafahla a dijithale (mohlala, Schlumberger's PhaseMaster™ AI).  

2. Likopano tse tsoetseng pele:  

   - Liaparo tsa Nano-WC / graphene (coefficient ea likhohlano

   - 3D-printed hard alloy complex flow channels.  

3. Green Manufacturing:  

   - Li-binders tse sa lefelloeng tsa Cobalt (WC-Fe/Ni) bakeng sa ho lumellana le tikoloho.  

 Qetello  

Li-alloys tse thata li matlafatsa nako e telele ea ho tšoarella ha li-valve ka ho ntlafatsa ho hanyetsa ha kutu, ho hanyetsa kutu, le ho hanyetsa cavitation, ho fokotsa litšenyehelo tsa tlhokomelo. Tsoelo-pele ea nakong e tlang ea mahlale a thepa le kopanyo ea dijithale e tla tsoela pele ho sutumelletsa meeli ea ts'ebetso.  

Bakeng sa khetho ea thepa kapa tharollo ea ts'ebetso, ikopanye le sehlopha sa rona sa tekheniki!  

Choke bean hangata e sebelisoa ka har'a valve ea choke e nepahetseng bakeng sa ho laola phallo. 'Mele: SS410, e kentsoeng ka Tungsten Carbide UBT08, ho li sireletsa hore li se ke tsa senya le ho senya.

Ka lehlakoreng le leng la ho khangoa, linaoa tse khangoang li sebelisoa ho laola lebelo la ho phalla ka lebokose le tsitsitseng la choke.

Naoa e 'ngoe le e' ngoe e na le bophara bo itseng, hangata ka mangolo a 1 / 64-132 inch, ho itšetlehile ka mofuta oa thepa e sebelisoang.

Boholo ba linaoa tsa choke bo ka ba boholo ba lisenthimithara tse 3.

ZZbetter carbide e ka etsa kalafo ea QPQ 'meleng oa linaoa tse choke, ho matlafatsa boima ba bokaholimo.

Lihlahisoa tsa mantlha:

Thibelo ea ho phatloha le lisebelisoa

Khama le ho bolaea ka makhetlo a mangata

Khama 'me u bolaee Hose

Control Panel

Wellhead & Sefate sa Keresemese

Li-valve

Pompo ea Teko

Bop Control Unit

Union/ Swivel Joint/ Ho kenya

Flange

Spool

Ho paka Elastomer

Ho chokes le li-valve li fokotsa likarolo

Mehele ea tiiso ea pompo

Letoto la lihlahisoa tsa Labyrinth

Drill bit nozzles, kenya, cutters

Likarolo tsa MWD, likarolo tsa lisebelisoa tsa downhole

Li-bearings tsa TC, PDC thrust bearings

Likarolo tsa taolo ea phallo ea Downhole

Likarolo tsa lipompo tsa ho phahamisa tsa maiketsetso

Super hard product series

Litharollo tse ncha tsa hardfacing

Litšupiso:  

1. Lisebelisoa tsa API 6A Wellhead le Sefate sa Keresemese