FEP Encapsulated Incoloy 825 Control Line

Tlhaloso e Khutšoanyane:

Ka lebaka la tsoelo-pele ea theknoloji ea li-tubular control line, hona joale ho theko e tlaase 'me ho bonolo ho hokahanya li-valve tsa fatše le lisebelisoa tsa lik'hemik'hale tsa lik'hemik'hale tse nang le liliba tse hōle le tsa sathelaete, bakeng sa lipolanete tse bohareng tse tsitsitseng le tse phaphametseng.Re fana ka li-tubing tse kopantsoeng bakeng sa mela ea taolo ka tšepe e sa hloekang le li-alloys tsa nickel.


Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Kenyelletso ea Sehlahisoa

Mohala o monyane oa hydraulic o sebelisetsoang ho sebetsa lisebelisoa tsa ho tlatsa likoti tse tlase joalo ka "surface controlled subsurface safety valve" (SCSSV).Litsamaiso tse ngata tse sebelisoang ke mohala oa taolo li sebetsa ka mokhoa o sireletsehileng.Ka mokhoa ona, mohala oa taolo o lula o hatelloa ka linako tsohle.Ho dutla kapa ho hloleha hofe kapa hofe ho fella ka tahlehelo ea khatello ea mohala, ho koala valve ea tšireletso le ho etsa hore seliba se sireletsehe.

Seqhubu sa Polokeho sa Subsurface se laoloang ka holim'a metsi (SCSSV)

Sephahla sa tšireletso sa ho theosa se sebetsoang ho tloha litsing tse ka holimo ka mohala oa taolo o tlameletsoeng ka ntle ho li-tubing tsa tlhahiso.Mefuta e 'meli ea mantlha ea SCSSV e tloaelehile: e ka khutlisetsoang ka mohala, moo likarolo tsa mantlha tsa valve li ka tsamaisoang le ho khutlisoa holim'a slickline, le li-tubing tse ka khutlisoang, moo kopano eohle ea ts'ireletso ea ts'ireletso e kentsoeng ka khoele ea liphaephe.Tsamaiso ea tsamaiso e sebetsa ka mokhoa o sa atleheng, o nang le khatello ea hydraulic control e sebelisetsoang ho tšoara ho bula bolo kapa kopano ea flapper e tla koala haeba khatello ea taolo e lahleha.

Pontšo ea Sehlahisoa

FEP Encapsulated Incoloy 825 Control Line (1)
FEP Encapsulated Incoloy 825 Control Line (3)

Tšobotsi ea Alloy

Incoloy alloy 825 ke motsoako oa nickel-iron-chromium o nang le litlatsetso tsa molybdenum le koporo.Motsoako ona oa lik'hemik'hale oa nickel steel alloy o etselitsoe ho fana ka khanyetso e ikhethang libakeng tse ngata tse senyang.E tšoana le alloy 800 empa e ntlafalitse ho hanyetsa ho bola ha metsi.E na le khanyetso e ntle haholo ho li-acid tse fokotsang le ho oxidizing, ho senya khatello ea maikutlo, le tlhaselo ea sebakeng se kang pitting le crevice corrosion.Alloy 825 e hanyetsana haholo le sulfuric le phosphoric acid.Alloy ena ea tšepe ea nickel e sebelisetsoa ho lokisa lik'hemik'hale, lisebelisoa tsa taolo ea tšilafalo, lipeipi tsa oli le khase, ho lokisa mafura a nyutlelie, tlhahiso ea asiti le lisebelisoa tsa ho kha.

Lethathamo la lintlha tsa tekheniki

Alloy

OD

WT

Kotulo Matla

Matla a tšepe

Elongation

Ho thatafala

Khatello ea ho Sebetsa

Phatlalatso Khatello

Qhala Khatello

intshi

intshi

MPa

MPa

%

HV

psi

psi

psi

 

 

min.

min.

min.

max.

min.

min.

min.

Setšoantšo sa 825

0.250

0.035

241

586

30

209

7,627

29,691

9,270

Setšoantšo sa 825

0.250

0.049

241

586

30

209

11,019

42,853

12,077

Setšoantšo sa 825

0.250

0.065

241

586

30

209

15,017

58,440

14,790


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