Lisebelisoa tsa khase ea oli:

E sebelisetsoang ho cheka seliba sa oli e sebelisoa haholo-holo ts'ebetsong ea ho cheka le ka mor'a ho phethoa ha tšehetso ea lerako la seliba, e le ho etsa bonnete ba hore ts'ebetso ea ho phunya le ts'ebetso e tloaelehileng ea seliba kaofela ka mor'a ho phethoa.Ka lebaka la maemo a fapaneng a geological, ka tlas'a lefatše. boemo ba khatello ea maikutlo bo rarahane, 'me ketso e akaretsang ea khatello ea maikutlo, khatello, ho kobeha le khatello ea maikutlo holim'a 'mele oa phala e hlahisa litlhoko tse phahameng tsa boleng ba casing ka boeona. e senyehile ka lebaka le itseng, e ka lebisa phokotsong ea tlhahiso ea seliba kaofela, kapa esita le sekhechana.

Mefuta ea mokelikeli oa oli:

Ho ea ka "petroleum casing" ea SY/T6194-96, e ka aroloa ka mefuta e 'meli: casing e khuts'oane le molala oa eona le casing e telele ea khoele le molala oa eona.

Tekanyetso ea khase ea oli le sephutheloana:

Ho ea ka SY/T6194-96, mokotla oa lehae o lokela ho tlamisoa ka terata ea tšepe kapa lebanta la tšepe. Karolo e pepeneneng ea khoele e 'ngoe le e 'ngoe le khoele ea molaleng e lokela ho phunyeletsoa ka lesale la tšireletso ho sireletsa khoele.

Casing e tla fanoa ka khoele le molaleng ho ea ka khatiso ea pele ea API SPEC 5CT1988 kapa ho e 'ngoe ea mefuta e latelang ea ho qetela ea liphaephe: qetello e bataletseng, khoele e chitja ntle le molala kapa molaleng, khoele ea trapezoidal ea offset e nang le kapa ntle le molaleng, khoele e otlolohileng, ts'ebetso e khethehileng ea ho qetela. , ho haha ​​lesale la tiiso.

Mokhahlelo oa tšepe bakeng sa casing ea petroleum:

Oil casing tšepe kereiti e ka aroloa ka likarolo tse fapaneng tsa tšepe ho ea ka matla a tšepe ka boeona, e leng H-40, J-55, K-55, N-80, C-75, L-80, C-90, C. -95, P-110, Q-125, joalo-joalo.Maemo a fapaneng a hantle, botebo ba hantle, ts'ebeliso ea kereiti ea tšepe e boetse e fapane.Casing ka boeona e boetse e hlokahala hore e se ke ea bola libakeng tse senyang.Libakeng tse nang le maemo a thata a jeoloji, casing e boetse e hlokahala hore e be e hanyetsanang le ho silakanya.

Foromo ea ho bala boima ba k'hase ea oli ke e latelang:

KG/ m = (bophara bo ka ntle - botenya ba lebota) * botenya ba lebota * 0.02466

Bolelele ba mokotla oa oli:

Ho na le mefuta e meraro ea bolelele bo boletsoeng ke API: R-1 4.88 ho 7.62m, R-2 7.62 ho 10.36m, R-3 10.36m ho feta.

Mofuta oa mokotla oa peterole:

API 5CTMefuta e meng ea mekotla ea peteroleum e kenyelletsa STC (lekhapetla le chitja le lekhutšoane), LTC (lebota le lelelele le chitja), BTC (lere e sa fellang), VAM (morero oa morena) le mefuta e meng ea mabanta.

Tlhahlobo ea ts'ebetso ea 'mele ea casing ea petroleum:

(1) Ho ea ka SY / T6194-96.Ho etsa teko ea flattening (GB246-97) teko ea matla (GB228-87) le tlhahlobo ea hydrostatic.

(2) tlhahlobo ea hydrostatic, teko ea ho batalla, teko ea ho phatloha ha sulfide stress corrosion, teko ea boima ba 'mele (ASTME18 kapa E10 version ea morao-rao), teko ea khatello ea maikutlo, tlhahlobo ea phello e fapaneng (ASTMA370, ASTME23 le mofuta oa morao-rao oa litekanyetso tse amehang) ho latela lipehelo tsa American Petroleum Institute APISPEC5CT1988 khatiso ea pele Ok), boikemisetso ba boholo ba lijo-thollo (ASTME112 phetolelo ea morao-rao kapa tse ling mokhoa)

Ho kenya le ho romela kantle ho mokotla oa oli:

(1) Linaha tse ka sehloohong tsa ho kenya oli ke: Jeremane, Japane, Romania, Czech Republic, Italy, United Kingdom, Austria, Switzerland, United States, Argentina, Singapore le tsona li kenya.Litekanyetso tsa ho reka ka ntle li bua ka maemo a American Petroleum Institute API5A, 5AX, 5AC.Steel grade ke H-40, J-55, N-80, P-110, C-75, C-95 joalo-joalo.Litlhaloso tse kholo ke 139.77. 72R-2, 177.89.19R-2, 244.58.94R-2, 244.510.03R-2, 244.511.05r-2, joalo-joalo.

(2) Ho na le mefuta e meraro ea bolelele e boletsoeng ke API: R-1 ke 4.88 ~ 7.62m, R-2 ke 7.62 ~ 10.36m, R-3 ke 10.36m ho feta.

(3) Karolo ea thepa e tsoang kantle ho naha e tšoailoe ka LTC, ke hore, sekoahelo sa likhoele tsa filament.

(4) Ho phaella ho litekanyetso tsa API, palo e nyenyane ea lihlahla tse tsoang Japane li lumellana le litekanyetso tsa baetsi ba Majapane (joaloka Nippon Steel, Sumitomo, Kawasaki, joalo-joalo), linomoro tsa tšepe ke NC-55E, NC-80E, NC. -L80, NC-80HE, joalo-joalo.

(5) Linyeweng tsa boipelaetso, ho ne ho e-na le bofokoli ba ponahalo e kang buckle e ntšo, tšenyo ea terata, ho phuthoa ha 'mele oa liphaephe, lekhapetla le robehileng le khoele e thata ka ntle ho mamello, ho kopanya boleng ba J ka lebaka la mamello, le mathata a ka hare a boleng bo kang brittle cracking. le tlhahiso e tlase ea matla a casing.

Mechine ea mofuta o mong le o mong oa tšepe oa casing ea petroleum: