Tulun Downhole / Gilashin hakowa (Makanikanci / na'ura mai aiki da karfin ruwa)

Takaitaccen Bayani:

Na'urar injiniya ta yi amfani da downhole don isar da nauyin tasiri zuwa wani ɓangaren ƙasa, musamman lokacin da wannan ɓangaren ya makale. Akwai nau'ikan farko guda biyu, kwalban ruwa da injin inji. Duk da yake ƙirarsu daban-daban sun bambanta sosai, aikinsu iri ɗaya ne. Ana adana makamashi a cikin kirtani kuma kwatsam ta fito da kwalban lokacin da ta kunna. Ka'idar tana kama da na kafinta ta amfani da guduma.


Cikakken Bayani

Tags samfurin

1. [Drilling]
Na'urar injiniya ta yi amfani da downhole don isar da nauyin tasiri zuwa wani ɓangaren ƙasa, musamman lokacin da wannan ɓangaren ya makale. Akwai nau'ikan farko guda biyu, kwalban ruwa da injin inji. Duk da yake ƙirarsu daban-daban sun bambanta sosai, aikinsu iri ɗaya ne. Ana adana makamashi a cikin kirtani kuma kwatsam ta fito da kwalban lokacin da ta kunna. Ka'idar tana kama da na kafinta ta amfani da guduma. Ana adana makamashin motsa jiki a cikin guduma yayin da ake jujjuya shi, kuma ba zato ba tsammani ya fito zuwa ga ƙusa da jirgi lokacin da guduma ya bugi ƙusa. Ana iya ƙera kwalba don buge sama, ƙasa, ko duka biyun. A cikin yanayin tashin sama sama da maƙalli na rami na ƙasa, mai ƙwanƙwasa a hankali ya ja sama a kan maƙarƙashiya amma BHA ba ta motsawa. Tun da saman ƙwanƙwasa yana motsawa sama, wannan yana nufin cewa ƙwanƙwasa kanta yana shimfiɗawa da adana makamashi. Lokacin da tulun suka isa wurin harbinsu, ba zato ba tsammani sai su ƙyale wani sashe na kwalba ya motsa axially kusa da daƙiƙa, ana ja da su da sauri kamar yadda ƙarshen bazara mai shimfiɗa ke motsawa lokacin da aka saki. Bayan 'yan inci na motsi, wannan sashin motsi yana shiga cikin kafadar karfe, yana ba da nauyin tasiri. Baya ga nau'ikan injina da na'ura mai aiki da karfin ruwa, ana rarraba kwalba a matsayin tulun hakowa ko tulun kamun kifi. Ayyukan nau'ikan biyu iri ɗaya ne, kuma dukkansu suna ba da kusan bugu ɗaya na tasiri, amma an gina tulun hakowa ta yadda zai fi dacewa da juriya da lodin girgizar da ke da alaƙa da hakowa.
2. [To Kammala]
Kayan aiki na ƙasa wanda ake amfani da shi don ba da nauyi mai nauyi ko tasiri mai nauyi zuwa taron kayan aikin ƙasa. Yawanci ana amfani da shi wajen ayyukan kamun kifi don 'yantar da abubuwa masu makale, ana samun tulu a cikin kewayon girma da iyawa don isar da nauyin tasiri na sama ko ƙasa. Wasu majalissar kayan aiki na slickline suna amfani da kwalba don sarrafa kayan aikin da ke ɗauke da fil ɗin shear ko bayanan martaba a cikin hanyar aiki.
3. [Aiki mai kyau da shiga tsakani]
Kayan aiki na ƙasa wanda aka yi amfani da shi don sadar da ƙarfin tasiri ga kirtani na kayan aiki, yawanci don sarrafa kayan aikin ƙasa ko don kawar da igiyar kayan aiki mai makale. Gilashin ƙira daban-daban da ƙa'idodin aiki ana haɗa su akan slickline, naɗaɗɗen tubing da igiyoyin kayan aiki. Ƙananan slickline kwalba sun haɗa da taro wanda ke ba da izinin tafiya kyauta a cikin kayan aiki don samun ƙarfin hali don tasirin da ke faruwa a ƙarshen bugun jini. Manya-manyan tuluna masu sarƙaƙƙiya don naɗaɗɗen tubing ko igiyoyin aiki sun haɗa da tafiya ko tsarin harbi wanda ke hana kwalbar yin aiki har sai an yi amfani da tashin hankalin da ake so a kan kirtani, don haka inganta tasirin da aka samu. An ƙera kwalabe don sake saita su ta hanyar sarrafa igiya mai sauƙi kuma suna iya maimaita aiki ko harbi kafin a dawo dasu daga rijiyar.

Table 2Jarring Load of Drilling Jarnaúrar:KN

abin koyi

sama jarring lodi

Up jarring buše karfi

tsohon shuka

kasa jarring lodi

na'ura mai aiki da karfin ruwa lodi

gwada ja da ƙarfi

Lokaci naJinkirin ruwa

JYQ121 Ⅱ

250

200± 25

120± 25

220 ±10

3060

JYQ140

450

250± 25

150± 25

300 ±10

4590

JYQ146

450

250± 25

150± 25

300 ±10

4590

JYQ159

600

330± 25

190± 25

370 ±10

4590

JYQ165

600

330± 25

220± 25

400 ±10

4590

JYQ178

700

330± 25

220± 25

400 ±10

4590

JYQ197

800

400± 25

250± 25

440 ±10

4590

JYQ203

800

400± 25

250± 25

440 ±10

4590

JYQ241

1400

460± 25

260± 25

480 ±10

60120

 

5. BAYANI

abu

JYQ121

JYQ140

JYQ146

JYQ159

JYQ165

ODin

43/4

51/2

53/4

61/4

61/2

ID                    in

2

21/4

21/4

21/4

21/4

Chaɗin gwiwa

API

NC38

NC38

NC38

NC46

NC50

up jar bugun jiniin

9

9

9

9

9

saukar jar bugun jiniin

6

6

6

6

6

Cci gaba

abu

JYQ178

JYQ197

JYQ203

JYQ241

ODin

7

7 3/4

8

9 1/2

  ID        in

2 3/4

3

23/4

3

Chaɗin gwiwa

API

NC50

6 5/8 REG

65/8 REG

7 5/8 REG

up jar bugun jiniin

9

9

9

9

saukar jar bugun jiniin

6

6

6

6

karfin aikift-Ib

22000

30000

36000

50000

max. kaya mai ƙarfilb

540000

670000

670000

1200000

Mgatari. up jar kayaIb

180000

224000

224000

315000

Mgatari. saukar jar lodi Ib

90000

100000

100000

112000

tsayin gaba ɗayamm

5256

5096

5095

5300

fistanyankimm2

5102

8796

9170

17192


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