Mesebetsi ea Casing Head Assembly ho Wellhead Equipment ke Efe

Ts'ebetsong ealisebelisoa tsa hantle,likopano tsa casing head phetha karolo ea bohlokoa ho netefatsa hore ho ntšoa ha oli le khase ea tlhaho matamong ka tsela e nepahetseng le e bolokehileng. Ho utloisisa hore na likopano tsa casing head li sebetsa joang ho bohlokoa ho mang kapa mang indastering ea oli le khase. Ho blog ena, re tla shebisisa mosebetsi oa kopano ea hlooho ea casing le bohlokoa ba eona lisebelisoa tsa wellhead.

Kopano ea hlooho ea casing ke karolo ea bohlokoa ea lisebelisoa tsa seliba 'me e sebetsa e le sehokelo pakeng tsa bokaholimo ba bokaholimo le stack ea blowout preventer (BOP). Mosebetsi oa eona o ka sehloohong ke ho fana ka tšehetso bakeng sa boima ba khoele ea casing le ho tiisa sebaka sa annular pakeng tsamokotlanaleseliba . Sena se bohlokoa bakeng sa ho boloka botsitso ba seliba le ho thibela ho lutla ho hofe kapa hofe ho ka bang teng.

E 'ngoe ea lintlha tsa bohlokoa tsa kopano ea hlooho ea casing ke hlooho ea casing, e leng karolo e kholo ea cylindrical e kentsoeng ka holim'aseliba . The casing head e fana ka mekhoa ea ho fanyeha khoele ea casing hape e sebetsa e le ntlo eamokotla oa mokotlalekopano ya tiiso . The casing hanger ke karolo ea bohlokoa ea kopano hobane e tšehetsa boima ba khoele ea casing mme e fana ka tiiso pakeng tsa casing le seliba.

Kopano ea hlooho ea casing e boetse e kenyelletsa letoto la li-casing spools tse amohelang hanger ea casing le ho fana ka mokhoa oa ho hokahanya hlooho ea casing ho stack e thibelang ho phatloha. Li-spools tsena li etselitsoe ho mamella likhatello tse phahameng le ho fana ka khokahanyo e sireletsehileng pakeng tsa hlooho ea casing le BOP stack, ho netefatsa botšepehi ba lisebelisoa tsa seliba.

Ntle le ho fana ka tšehetso bakeng sa khoele ea casing, kopano ea hlooho ea casing e boetse e phetha karolo ea bohlokoa ts'ebetsong ea samente. Ka mor'a hore khoele ea casing e theoleloe selibeng, samente e pompeloa ka har'a lesapo ebe e potoloha ho ea holimo sebakeng se pakeng tsa khese le seliba. Kopano ea hlooho ea casing e fana ka mokhoa oa ho khelosa phallo ea samente le ho etsa bonnete ba hore e ajoa hantle ho pota-potile mokotla, ho theha maqhama a matla pakeng tsa casing le seliba.

Ho feta moo, likopano tsa hlooho ea casing li etselitsoe ho amohela lisebelisoa le lisebelisoa tse fapaneng tsa li-wellhead, joalo ka li-hanger tsa casing, li-tubing hangers, le likarolo tse ling tse hlokahalang bakeng sa ts'ebetso le tlhokomelo ea seliba. Ts'ebetso ena e fapaneng e nolofalletsa ho kenya le ho sebetsa hantle ha lisebelisoa tsa li-wellhead, ho etsa hore kopano ea hlooho ea casing e be karolo ea bohlokoa nakong eohle ea ho phethoa.

Ka kakaretso, kopano ea hlooho ea casing ke karolo ea bohlokoa ea lisebelisoa tsa seliba tse tšehetsang khoele ea casing, e fana ka tiiso pakeng tsa casing le seliba, 'me e thusa ho etsa samente. Karolo ea eona ea ho boloka bots'epehi ba hantle le ho netefatsa ts'ebetso e nepahetseng ea seliba e ke ke ea fetisoa. Ho utloisisa mosebetsi oa kopano ea hlooho ea casing ke ea bohlokoa bakeng sa sebapali leha e le sefe sa indasteri ea oli le khase kaha ke karolo ea bohlokoa ea ho ntša oli le khase ho tsoa letamong.