7 Usoro usoro iji gbasaa ndụ nke PDC

1  

Echiche: Ọ bụ ezie naPDC cutterssiri ike, ha nwere mmetụta na-akpata nrụgide dị ala. Ngwa dị arọ na ngwa nwere ike ibute mpempe akwụkwọ mgbawa.  

Ngwọta:  

Jiri "Usoro Nzọụkwụ" na-amalite na 30% nke oke ibu na bit (WOB), mgbe ahụ mmụba nke 20% ọ bụla nkeji iri mgbe ị na-erute oke.  

Nyochaa Gunque Mgbanwe (Via MWD / LWD). Ọ bụrụ na mgbanwe gafere 15%, belata WOB.  

Ntaneti sayensi: Ngwuputa ahihia nke diamond nke diamond na tungsten carbide dị iche, na-eduga microsocks na interfacks na-emetụta ya (Spa 1689973 ọmụmụ).  

 2  

Eserese: High ROB dị ala na-eme ka ndị na-eke ihe na "Mike" kama "ịkwa ákwà" e guzobere. Dị ala rpm + dị elu mal nwere ike ịme oke mkpado.  

Ngwọta:  

Rụtụ aka na "ike dị iche iche (S) usoro:  

  Se = \ Frac {Wob \ Time rpm} {rop \ ugboro abụọ ^ 2}  

  (Rop: ọnụego nke penetration, d: bit dayameta)  

  Gbanwee RPM / WOB ma ọ bụrụ na COLT COLOUST RES.  

Esemokwu dị nro: elu rpm + ọkara na-acha uhie uhie (E.G. 60 RPM + 8-12 klbs).  

Esemokwu siri ike: Dị ala RPM + High WOB (E.G., 30-50 RPM + 15-20 klbs).  

 3  

ISWU: Ọgụgụ ala dị elu ma ọ bụ obere viscosity na mmiri mmiri nwere ike ibute:  

Ihe mkpokọta (bit bọọlụ)→ nju oyi→ mmebi nke ndị na-akụ ahịhịa.  

Uwe elu dị elu na-emebi ahụ.  

Ngwọta:  

Nọgide na-eme mmiri mmiri na-eme ihe (yp) na 15-25 lb / 100ft² maka ụmụaka cuttings.  

Jiri ndị ọrụ nano nano-e.G., Sio₂ irighiri ihe) iji belata bit bọọlụ (oTC 28921 data).  

Monito nlere anya; Ọ bụrụ na gafere 150°C, mụbaa ọnụego ebili mmiri ma ọ bụ tinye oke nrụgide.  

 4.  

Esemokwu:PDC bitsN'ịdị ndị dị nro / dị nro (E.G. 

Ngwọta:  

Nyochaa nke ọma na-agagharị tupu ịchọpụta mpaghara inbedded.  

Belata rop site na 20% ma gbanye ọnọdụ WB oge niile ma ọ bụrụ na ọgba aghara na-agakarị.  

Jiri ihe eji eme ihe eji eme ngwa ngwa (E.G., nkwado ndabere) maka nguzosi ike iguzogide.  

 5. Mee njem dị mkpirikpi iji hichaa olulu mmiri  

Esemokwu: Seetings na-ewulite na ala na-eduga n'ịkpụgharị, na-ebelata ike na osooso gasị gatua.  

Ngwọta:  

Na-eduzi njem dị mkpirikpi (akpụkpọ ụkwụ casing) 150-200 mikporo.  

Na-ekesa mmiri mmiri maka opekata mpe abụọ tupu ịdọpụ, na-ejide afọ ojuju (nyochaa na cuttings bed cuttings).  

 6  

Esemokwu: Na usoro na-emebi emebi na> 40% Quartz ọdịnaya, PDC Bits May "Buttive" (bugharia na-enweghị edugharị).  

40% Quartz ọdịnaya, PDC Bits May "Buttive" (bugharia na-enweghị edugharị).  

Ngwọta:  Gbanwee na PlarPDC bits

(e.G., ax-corted ma ọ bụ nke cuters) maka itinye aka na ntinye aka ka mma.  

Tinye mmiri dị iche iche dabere na mmiri ga-eme ka microfractures nwa oge ma melite iwepụ cuttings.  

 Ọ bụrụ na skating na-adịgide> minit 30, dọpụta ma dochie ya na mkpọchi roller ma ọ bụ ime ihe.  

minit 30, dọpụta ma dochie ya na mkpọchi roller ma ọ bụ ime ihe.  

7. Soro usoro ịgba akwụkwọ dị mma iji gbochie mmebi ahụ  

Esemokwu: Mpekọta na casing ma ọ bụ nke ọma na mgbidi nke ọma nwere ike ime ka diamond oyibo.  °Ngwọta:  

Na-egbochi ibugharị ọsọ ọsọ gaa

10

/ 30m.  – Jiri ihe nchebe bit (E.G., ndị nchekwa roba) n'oge ụgbọ njem na nchekwa.  Na-ekesa maka nkeji 10 tupu iru ala iji wepu cuttings.  

Ngwaọrụ Musemmore Bit

Onye gị na ya na-emekọ ihe ọnụ

PDC bits

 Ngwunye gị nke ọma na-amalite na nkwado sayensị anyị! Ọ bụghị naanị na anyị na-enye ntanetị PDC dị elu mana na-enyekwa ngwugwu teknụzụ n'efu:

 1. Akwụkwọ ntuziaka pịpụrụ ọgụgụ isi: nwere WOB / RPM dabara adaba ọnọdụ 7 ọnọdụ ọrụ, na-enyere gị aka imechi na oke igwu egwu egwu na 30 sekọnd.

 2. Ọbá akwụkwọ Mmebi Mmebi:

Ngalaba Anti-Sludging maka Nano-Cots Keno