API 12 1/4 inches hybrid bit for hard rock deep deep oilwell cheka
Tlhaloso ea Sehlahisoa
Hybrid drill bit e na le li-cones tse 3 le li-blade tse 3 tse betere habeli ho feta premium roller cone bits.
Mathoasong a lekholo la ho qetela la lilemo, khoune phunya e nyenyane ho e-na scraper ka thata abrasive formations kopo, empa sena se drill shale le mefokolo e meng ka sebopeho polasetiki e haholo-holo bakoang ke khatello ea downhole seretse pakete tšoara karolo, 'me ka ho cheka botebo le khatello ea bottomhole le ho eketseha. karolo ea seretse, sephutheloana sa seretse se tla ba mpe le ho feta.Ho rarolla bothata bona, ho theosa le lilemo bahlahisi ba fapaneng ba liboro tsa likhoune ba ile ba etsa lintlafatso tse fapaneng, empa ka katleho e nyane.Ha ho nahanoa ka lehare le tsitsitseng la seha kapa libono mabapi le taba ena, batho ba ile ba qala ho leka motsoako oa mefuta e 'meli ea libono.Ka ho tuma le ts'ebeliso ea li-bits tsa PDC le theknoloji ea seha ea PDC ho ntlafatsa sehahi se tsitsitseng sa PDC ka mefuta e fapaneng butle-butle nka sebaka sa cone bit.Empa ka har'a libopeho tse thata, tse hlabang le ts'ebetso e rarahaneng ea ho cheka, ka lebaka la ts'ebetso, PDC drill bit e ke ke ea nka sebaka sa cone bit.E le ho bapala melemo ea li-roller cone le li-drill tsa PDC, k'hamphani ea rona e sa tsoa theha "roller cone" e kopantsoeng le PDC ea moloko o mocha oa ho cheka ka motsoako.Ho na le meralo e 'meli, e' ngoe ke mapheo a manyane a habeli, e 'ngoe e nang le mapheo a mabeli, e' ngoe e kholoanyane hanyane ea lepheo la Mito, tricone bit, Ho ipapisitsoe le mapheo ana a lithipa tse 'ne le mapheo a tšeletseng a PDC drill bit, 'me li-blades le libaka tse khutšoanyane li ile tsa nkeloa sebaka sa boholo ba cone.Kahoo, sebaka se bohareng sa borehole se lutse holim'a lepheo la ngaka e buoang ea PDC cutter, le karolo ea pheriferale ea ho chekoa ha metsi e phethiloe ke li-cutter le li-blades le karolong e poteletseng ea lefika la seliba le pshatlehang ka thata le ho pshatla mafika. phello e itšetlehile ka khoune le di-blades le mating.
Theknoloji ea Hybrid drill bit e kopanya li-roller cones le li-cutters tse tsitsitseng tsa PDC hore e be moqapi o le mong, o nang le tokelo ea molao ho fokotsa nako ea ho phunya le maeto ka mekhoa e rarahaneng ka ho fetisisa. bits, thekenoloji ena e eketsa ROP, e ntlafatsa ho tlosoa, 'me e pholoha mekhoa e mengata e kopantsoeng ka mokhoa o tsitsitseng oa ts'ebetso le taolo e ntle ea lisebelisoa.
Theknoloji ea Hybrid drill bit
li-roller cones le polycrystalline diamond compact (PDC) li-cutters tse tsitsitseng hore e be moralo o le mong, o nang le tokelo ea molao ho fokotsa nako ea ho cheka le ho nka maeto lits'ebetsong tse rarahaneng ka ho fetisisa.Ka matla a ho pshatla ha lefika le botsitso ba li-roller cones le bophahamo ba ho itšeha le ts'ebetso e tsoelang pele ea ho kuta ea likotoana tsa daemane, theknoloji ena e eketsa ROP, e ntlafatsa ho tlosoa ha li-cuttings, 'me e pholoha libopeho tse kopantsoeng haholo ka ts'ebetso e tsitsitseng le taolo e ntle ea sefahleho sa lisebelisoa.Lefatšeng ka bophara, lisebelisoa tsa rona tsa ho cheka li 'nile tsa sebelisoa linaheng tse 47 'me li cheka tse ling
ho feta 1 milione ft (304,800 m).
