Lisebelisoa tsa Tlhahiso ea oli le khase ea Wellhead
Sefate sa Dual Solid Block
Bakeng sa likhoele tse peli tsa li-tubing, sefate se tiileng sa block ke sona se sebelisoang ka ho fetisisa.Likhetho tse peli tse bontšitsoeng ke meralo e tloaelehileng haholo.Li-valve tse laolang ho phalla ho tloha sebakeng se tebileng, khoele e telele, ke li-valve tse tlaase sefateng.Le hoja ho na le mekhelo e itseng kopanong ena, ntle le haeba sefate se tšoailoe ka ho hlaka ho ka nkoa hore boemo ba valve bo bonahatsa likamano tse ka tlas'a lefatše.
Likarolo tse ka sehloohong tsa tsamaiso ea seliba ke
hlooho ea mokotla
li-casing spools
li-hanger tsa casing
khama hangata
packoffs (ho itšehla thajana) litiiso
li-plug tsa teko
litsamaiso tsa ho emisa seretse
lihlooho tsa li-tubing
li-tubing hangers
adaptara ea hlooho ea tubing
Mesebetsi
· Fana ka mokhoa oa ho emisa casing.(Casing ke phala e kentsoeng ka ho sa feleng e sebelisetsoang ho bulela lesoba la seliba bakeng sa ho thibela khatello le ho thibela ho putlama nakong ea ho cheka).
· E fana ka mokhoa oa ho emisa li-tubing.(Tubing ke phala e ntshuwang e kentsoeng selibeng seo maro a tsoang ho sona).
· E fana ka mokhoa oa ho tiisa khatello le ho itšehla thajana pakeng tsa casing holimo ha ho sebelisoa likhoele tse ngata tsa casing.
· E fana ka tlhokomelo ea khatello le ho pompa phihlello ho annuli lipakeng tsa likhoele tse fapaneng tsa casing/tubing.
· E fana ka mokhoa oa ho hokela mochini o thibelang ho phatloha nakong ea ho cheka.
· E fana ka mokhoa oa ho hokela sefate sa Keresemese bakeng sa ts'ebetso ea tlhahiso.
· E fana ka mokhoa o tšepahalang oa ho fihlella seliba.
· E fana ka mokhoa oa ho hokela pompo ea seliba.
Tlhaloso
API 6A, Khatiso ea 20, Mphalane 2010;Tlhaloso ea Lisebelisoa tsa Wellhead le Sefate sa Keresemese
ISO 10423:2009 Lisebelisoa tsa Wellhead le Sefate sa Keresemese
Ka kakaretso lihlooho tsa seliba ke litekanyetso tse hlano tsa mabitso a li-wellheads: 2, 3, 5, 10 le 15 (x1000) khatello ea ho sebetsa ea PSI.Ba na le mocheso oa ho sebetsa oa -50 ho ea ho +250 degrees Fahrenheit.Li sebelisoa hammoho le li-gaskets tsa mofuta oa lesale.
Ka kakaretso matla a lihlahisoa a tsoa ho 36000 ho ea ho 75000 PSI.
