Bophahamo Spiral Boima Boima Drill Pipe
Pipe ea ho phunya ke e 'ngoe ea likarolo tse hlokahalang bakeng sa mochini ofe kapa ofe oa ho cheka o etselitsoeng ho ntša oli kapa lisebelisoa tse ling tsa metsi fatše.Pipe ea ho phunya ha e sebelisoe bakeng sa ho ntša.Ho e-na le hoo, li-tubes tse sekoti li pompa maro a ho cheka ho ea tlaase ho ea tlase ebe o khutlela morao hape ha ho hlokahala ho fokotsa khohlano le ho bokellana ha mocheso.Pipe ea ho phunya e fetiselitse torque ho cheka pompo bakeng sa ho cheka ka tlas'a seliba sa oli.E na le matla a rarahaneng ho latela ho hula, ho palamisa, ho hatella, torsion le ho kobeha.E entsoe ka tšepe ea AISI 1340 kapa e lekanang le eona ha manonyeletso a sesebelisoa a fanoa ka thepa ea tšepe ea AISI 4137H / 4145H e fetotsoeng ea alloy.
| Boholo (ka hare) | Sehlahisoa Khoutu | OD (ka hare) | ID (ka hare) | Sesebelisoa Kopanetsoeng OD(ka) | Sesebelisoa Kopanetsoeng ID(ka) | Khokahano | Max.elevator bophara (ka hare) | Bohareng koatile dia. (ka hare) | Mid.drift dia. boholo (ka) |
| 3 1/2 | SCO07-03000 | 3 1/2 | 2 1/4 | 4 3/4 (4 7/8,5) | 2 1/4 | NC38 | 3 7/8 | 4 | 2 |
| SCO07-03001 | 2 1/16 | 2 1/16 | 1 13/16 | ||||||
| 4 | SCO07-04000 | 4 | 2 1/2 | 5 1/4 | 2 1/2 | NC40 | 4 3/16 | 4 1/2 | 2 1/4 |
| SCO07-04001 | 2 9/16 | 2 9/16 | 2 5/16 | ||||||
| 5 | SCO07-05000 | 4 1/2 | 2 11/16 | 6 1/4 | 2 11/16 | NC46 | 4 11/16 | 5 | 2 7/16 |
| SCO07-05001 | 2 3/4 | 2 3/4 | 2 1/2 | ||||||
| SCO07-05002 | 2 13/16 | 2 13/16 | 2 9/16 | ||||||
| 6 | SCO07-06000 | 5 | 3 | 6 5/8 | 3 | NC50 | 5 1/8 | 5 1/2 | 2 3/4 |
| 5 1/2 | SCO07-07000 | 5 1/2 | 3 1/4 | 7 (7 1/4, 7 1/2) | 3 1/4 | 5 1/2 FH | 5 11/16 | 6 | 3 |
| SCO07-07001 | 3 3/8 | 3 3/8 | 3 1/8 | ||||||
| SCO07-07002 | 3 7/8 | 3 7/8 | 3 5/8 | ||||||
| SCO07-07003 | 4 | 4 | 3 3/4 | ||||||
| 6 5/8 | SCO07-08000 | 6 5/8 | 4 | 8 (8 1/4,8 1/2) | 4 | 6 5/8 FH | 6 15/16 | 7 1/8 | 3 3/4 |
| SCO07-08001 | 4 1/2 | 4 1/2 | 4 1/4 | ||||||
| SCO07-08002 | 5 | 4 3/4 |
Re kopanya lipeipi tsa ho cheka tse boima tse entsoeng ka phini le lithulusi tsa li-box le li-tube tse boima tse nang le liphaephe tse halefileng.Tlhophiso ena e thusa ho thibela khatello ea maikutlo e ka 'nang ea etsahala ka tsela e' ngoe 'me e lumella ho cheka ka tsela e nang le torque e laoloang le ho fokotsa khatello e fapaneng ea khatello.
Re boetse re fana ka DPM-HW95 le DPM-HW105 matla a phahameng a tjheselitsoeng HWDP e nang le 95,000 PSI le 105,000 PSI SMYS li-tubes le 120 KSI lisebelisoa tsa lisebelisoa.
E fokotsa litšenyehelo tsa ho cheka (hlahloba le litšenyehelo tsa ho cheka leoto ka leng) ka ho felisa ho hloleha ha Pipe ea Drill sebakeng sa phetoho.
E eketsa haholo ts'ebetso ea li-rigs tse nyane ka boiketlo ba ho ts'oaroa.
E fana ka chelete e ngata ea ho cheka ho cheka ka tsela e fapaneng ka ho chencha boholo ba likhoele tsa Drill Collars, ho fokotsa ho cheka ka mekoti ea Torque le Hula.
E fokotsa tšekamelo ea ho ba Deferentially stuck.Sena se bakoa ke taba ea hore li-diameter tse kholo li bonolo ho khomarela ho feta li-diameter tse nyane.
U sebakeng se nepahetseng ho tseba malebela a mangata a ho khetha phala e loketseng ea ho cheka seliba sa metsi ho ba le nako e fokolang ea ho fokotsa nako le ho boloka litšenyehelo ka ho reka tse molemo ka ho fetisisa le tse tšoarellang nako e telele ho tse ngata tse teng.Litlhahiso tse seng kae li kenyelletsa
1-Sheba likarolo tse ikhethileng tse etsang hore boro e sebetse hantle, e ts'epahale, 'me e tšoarelle nako e telele ho etsa ROI e ngata kapa ho khutlisa matsete.
2-Batla li-drill tse peli tsa seretse sa rotary, e 'ngoe bakeng sa litsamaiso tsa rotary kapa hydraulic le tse ling ho laola le ho netefatsa hore yuniti e sebetsa ka lebelo le ts'ebetso e nepahetseng.
3-Khetha karolo e nepahetseng ea "rotary drill" ho eketsa ts'ebetso le nako e telele ea lipeipi tsa ho cheka.
