Fektheri ea API 17.5 inches PDC le trione hybrid drill bit for deep oilwell
Tlhaloso ea Sehlahisoa
Hybrid drill bit e kopanya boenjineri bo tsoetseng pele, litataiso tsa ts'ebeliso e ikhethileng le meralo e tsoetseng pele ka ho fetesisa e nyalisitsoeng indastering ho fana ka lisebelisoa tse ntlafetseng tsa khabone le libopeho tse kopaneng ho feta kamoo ho neng ho ka khoneha pele.
Likhoune le li-blades tsa "Bit" li entsoe eseng feela ho etsa mesebetsi ea tsona ka bomong, empa ho tlatsana le ho matlafatsana, ho thusa ho hlalosa mokhoa o mocha oa ts'ebetso ea "drill bit".Mehaho ea ho seha e nchocho ebile e ajoa haholo, 'me meralo ea li-blade le cutter e ntlafalitsoe ho fana ka likarolo tse telele tsa masoba a kahare.Hobane matla a li-roller cones le blades a leka-lekana hantle, Hybird bit e tšoarella haholo, e cheka ho ea pele ka ROP e phahameng, e fokotsa litšenyehelo tsa ho cheka.
| Boholo(inch) | Blade No.&Cone No. | Palo ea PDC | Kopanya Khoele |
| 8 1/2 | Li-cones tse 2 li-blades tse 2 | PDC e tsoang kantle ho naha | 4 1/2" API Reg |
| 9 1/2 | Li-cones tse 3 li-blades tse 3 | PDC e tsoang kantle ho naha | 6 5/8" API Reg |
| 12 1/2 | Li-cones tse 3 li-blades tse 3 | PDC e tsoang kantle ho naha | 6 5/8" API Reg |
| 17 1/2 | Li-cones tse 3 li-blades tse 3 | PDC e tsoang kantle ho naha | 7 5/8" API Reg |
Tlhaloso ea Sehlahisoa
Likaroloana
Monyetla o phahameng oa ROP ho feta likotoana tsa ho cheka li-roller cone
Ha ho bapisoa le li-roller cone bits, li-drill drill bits li ka eketsa ROP, tse hlokang boima ba 'mele bo fokolang le ho fokotsa butle.
Matla a ho cheka a ntlafalitsoeng ha a bapisoa le PDC
Likarolo tsa Khetho
Ha ho bapisoa le li-PDC, likotoana tse nyalisitsoeng li tšoarella nako e telele haholo ha li cheka ka har'a libopeho tse kopaneng.Ba fokotsa ho thella ha lithupa le ho nolofatsa taolo ea torque ea ho cheka ha ba ntse ba etsa hore e tsitsane, e etsa hore ho be bonolo ho fetoha ka mekhoa e fapaneng.Botsitso bo ntlafetseng le taolo ea tataiso e thusa ho laola ho otloloha hantle hammoho le litekanyetso tse phahameng tsa ho haha karolong ea li-curve.
