Hoʻopau ʻia Bit
Hoʻolālā no ka ROP kiʻekiʻe aʻe i ka ʻeli ʻana i nā papa hohonu a paʻakikī hoʻi, drill bit PDC drill mai ka honua a lalo i lalo me ka liʻiliʻi a i ʻole hoʻokahi holo, e mālama nei i ka nui o ka manawa drill a me ke kumukūʻai.
ʻOkoʻa mai ka tricone bit, holo ʻo PDC drill bit me WOB haʻahaʻa akā ʻo Higher RPM, no laila hana maʻamau me ka motika downhole e kiʻi i ka wikiwiki wikiwiki.
ʻO ka hana o PDC drill bit hilinaʻi nui i nā mea ʻoki PDC, hāʻawi mākou i kahi hopena kūikawā i ke koi kikoʻī ma nā ʻano ʻano like ʻole.
ʻO Impregnated Diamond Bit kahi pahi niho niho Cylindrical i ʻoi aku ka kiʻekiʻe o ROP i ka paʻakikī a paʻakikī hoʻi i nā hana pilina plastic.
Hiʻona
Hoʻolālā ʻimi ʻia:He hoʻolālā kūikawā ia no ka ikaika compressive kiʻekiʻe a me ka hoʻokumu abrasive. He kūpono ia no ka shale denser a me argillaceous s a me ka pōhaku, a ʻo nā quartz a me nā pōhaku me ka abrasiveness kiʻekiʻe, ka pōhaku a me nā pōhaku interlaced strata i kūpono.
ʻO kahi hanana cone kū hoʻokahi i loko: ʻO ke geometry kūikawā a me ka hoʻonohonoho ʻana o ka cone o loko o ka drill bit e hoʻomaikaʻi ai i ka hana ʻoki ma waenakonu o ka drill e hoʻolōʻihi ai i ke ola holoʻokoʻa o ka drill bit.
ʻEnehana
ʻO ke kumuhana matrix kūikawā: ʻO ke kumumanaʻo o ka paukū paukū me nā pono pono ʻona naʻauao kūʻokoʻa a me ka ʻenehana sinter holomua i hana i nā pono mechanical o ka matrix i ka pae kiʻekiʻe o ka honua.
ʻO ka hoʻolālā ākea ākea a hohonu: ʻO ke kahawai ākea a hohonu hoʻi ke kahe e pono ai ka hoʻomaʻemaʻe a me ka lawe ʻana o nā ʻoki a pale i ka pōpō iki.
Hiʻona
1. Nā hanana cone kū hoʻokahi i loko: Lawe ka cone o loko i kahi ʻano geometric kūikawā a me ka hoʻonohonoho, kahi e hoʻomaikaʻi ai i ka hana ʻoki o ka ʻāpana waena o ka liʻiliʻi a hoʻolōʻihi i ke ola holoʻokoʻa o ka liʻiliʻi.
2. Hoʻolālā ākea a hohonu hohonu: ʻO ka Radial ākea a me ka hohonu holo, kahi mea kūpono i ka hoʻomaʻemaʻe a me ka neʻe ʻana o nā ʻoki a pale i ka sludge lepo drill.
3. Ka mālama ʻana i ke anawaena paʻa: ʻO ka hoʻolōʻihi a me ka mālama ʻana o ke anawaena o ka hoʻoneʻe ʻana i ka ʻāpana hohonu a me ka hoʻolālā ʻana o ka ʻoki ʻana i nā niho me ka puka ʻōwili hope.
ʻEnehana
1. Hoʻohui ʻia ʻo Matrix me nā ʻāpana daimana e ke kuhikuhi kū hoʻokahi e kūlike i nā hoʻokumu ʻana, optimizing the edge cutting diamond, adhesive ikaika and Wear resistence to get the ʻoi aku ka maikaʻi ROP.
2. Nā Hydraulics maikaʻi loa
Hoʻomaopopo kēlā me kēia hoʻolālā impregnated bit computational fluid dynamics i mea e hōʻoia ai i ka wili hou ʻana a me ka holo hou ʻana o nā ʻoki i kāpae ʻia.
Hiki i kā mākou impregnated wahi ke ʻeli i nā hana mai ka palupalu a paʻakikī.
3. Loaʻa i nā bitite nā papa i hoʻohui ʻia me nā hui kūikawā o ka paukū daimana o nā nui like ʻole a me nā mea āpau. Hiki ke hoʻolālā ʻia ke ʻano hoʻohui no ka ʻeli ʻana i nā ʻano ʻano like ʻole.
Hana kiʻekiʻe ʻia ʻo Bit Impregnated no Turbine Xiwang Oilfield
NA HIKI
Nā Nūhou PDC maʻamau a me ke kalaula
ʻAʻole hiki i nā Bits ke hana maikaʻi i ka hana paʻakikī loa ʻoiai ʻo Limestone a me Dolomites
OLELO HOOLAHA
I mea e hoʻokō ai i ka hana nui, ua hoʻoikaika ka hoʻolālā Deepfast i ka Impregnated Bit 8 1/2 "DI705 e noi no ka pōpō.
NA HUAOLELO
Me nā kiʻi paʻi o 103. ka huina manawa ma kahi o 37. 5 mau hola, a me ROP ma kahi o 2.75.
Hōʻike Overview
I ka Xiwang Oilfield ma Kina, paʻakikī ka hana ʻana he limestone / dolomites a ʻo ka ikaika compress ʻo 24000PSI -32000PSI. Koi ʻia ka mea hana e ʻeli i ka lua 8 1/2 ”me ka pōpō. ʻAʻole maikaʻi ka hana ʻana o ka PDC Bit a Trinite Bit maikaʻi paha i kēlā ʻāpana. Ma muli o kēia kūlana, hāʻawi ʻo Deefast i ka Impregnated Bit (8 1/2 "DI705) e hoʻopili i ka pōpō a hoʻokō i nā pahuhopu nui.
Hana
1.BHA Mea Hana
Φ215.9mmDI705x0.5m
+ Φ168.3mm mīkini peahi uila x 11.54m
+ 411x4A10x0.5m
+ Φ214mm Stabilizer x 1.79m
+ Φ158mmNMDCx9.16m
+ Φ158mmDCxl00.53m
+ 4A11x410x0.5m
+ Φ127mmHWDPx55.87m
+ Φ127mmDP
2. nā ʻeli ʻeli:
ʻEli puʻe / Kaona onBit | 40-50KN |
Wikiwiki Rotary | 65 RPM |
Lāki kahe | 29L / S |
Puʻuwai puʻe | 15 Mpa |
Hana
ʻO ka Impregnated Bit (8 1/2 "D1705) kahi mea hou i hoʻolālā ʻia no ka hoʻololi ʻana i ka pōpō a me ka hana paʻa.
Me kahi hanana cone kū hoʻokahi i loko a hoʻoikaika i ke kino o ka matrix, ua hoʻomaikaʻi i ka ikaika a me ke kūpaʻa o ke ʻeli ʻana i nā lithology abrasive. Me nā kiʻi paʻi kiʻi o 103, ka manawa piha ma kahi o 37.5 mau hola, a me ROP ma kahi o 2.75 mika / hola. Ua māʻona ka mea kūʻai aku me kāna hana a kōkua e mālama i ka manawa 30% a ma kahi o 50% ke kumu kūʻai e hoʻohālikelike ʻia me ka hopena i hala.