Kedu ihe ọrụ downhole gụnyere?

ozi

Kedu ihe ọrụ downhole gụnyere?

07

mmezi casing

N'etiti etiti na njedebe nke nrigbu mmanụ, na ịgbatị oge mmepụta, ọnụ ọgụgụ nke ọrụ na arụ ọrụ na-abawanye, na mmebi casing ga-eme nke ọma. Mgbe casing mebiri emebi, a ghaghị ịrụzi ya n'oge, ma ọ bụghị ya, ọ ga-eduga n'ihe mberede ala.

1. Nyocha na nha nke casing mebiri

Isi ihe dị na nyocha nke casing bụ: mgbanwe nke oghere dị n'ime nke mkpuchi ahụ, ịdị mma na mgbidi mgbidi nke mkpuchi ahụ, ọnọdụ nke mgbidi dị n'ime nke mkpuchi ahụ, wdg. Tụkwasị na nke ahụ, lelee ma chọpụta ọnọdụ nke ihe mkpuchi ahụ. akwa mkpuchi, wdg.

2. Mmezi casing mebiri emebi

A na-eji ịwa ahụ rọba na-arụzi mkpuchi ahụ mebiri emebi.

⑴ Ngwa plastik yiri ube (nke a na-akpọkwa tube expander)

A na-agbadata tube na-ebuwanye ibu na mpaghara olulu mmiri ahụ mebiri emebi, na akụkụ ahụ mebiri emebi na-eji nwayọọ nwayọọ gbasaa na-adabere n'ike ike nke ngwá ọrụ na-egwupụta ihe. Ebe dị anya n'akụkụ nke nwere ike ịgbasa oge ọ bụla bụ naanị 1-2 mm, na ọnụ ọgụgụ nke ngbanwe ngwá ọrụ dị ukwuu.

⑵ Casing shaper

A na-eji ngwá ọrụ a eme ihe ma bụrụ onye na-emepụta ihe ka mma.

Ihe mkpuchi mkpuchi bụ ngwá ọrụ pụrụ iche nke a na-eji na-arụzi nrụrụ nke casing dị na olulu mmiri, dị ka nkwụsịtụ na ịda mbà n'obi, iji weghachi ya na ọnọdụ dị nso na nkịtị.

Ihe nkedo nke casing nwere oghere eccentric, nke enwere elu, etiti na nke ala na isi cone, yana bọọlụ na plọg maka idozi isi cone. Tinye ngwá ọrụ a na akụkụ ahụ mebiri emebi nke casing, gbanwee ya ma tinye nrụgide kwesịrị ekwesị, na-amanye isi cone na roller ka ọ na-amanye mgbidi ọkpọkọ ahụ mebiri emebi nke mkpuchi ahụ n'èzí na nnukwu ike dị n'akụkụ iji mee ka ọ ruo n'obosara nkịtị na okirikiri.

Nchacha nkedo: A na-eji ihe nkedo na-ewepụ ihe ọ bụla nkwụnye ego, adịghị mma ma ọ bụ burrs n'ime mkpuchi nke ọma mmanụ, iji wepụ ihe mgbochi maka ọrụ n'ọdịnihu.

图片 1

3. casing enyemaka

Enwere ike iji usoro enyemaka rụzie olulu mmiri nwere oghere gbawara agbawa ma ọ bụ gbawara agbawa. The n'ime dayameta nke nrụzi casing kwesịrị ibelata site banyere 10mm, na enyemaka nwere ike ịbụ 10 ~ 70m na ​​otu ewu.

⑴ njikwa enyemaka

Ọkpụrụkpụ ọkpọkọ enyemaka bụ n'ozuzu ọkpọkọ nchara na-enweghị ntụpọ nke nwere ọkpụrụkpụ mgbidi nke 3mm, nwere nnukwu ogologo ogologo ogologo, yana akwa iko iko 0.12mm nke gbara ya gburugburu, nke ejiri resin epoxy sie ya, na ọkpọkọ ọ bụla dị mita 3 n'ogologo. Mgbe a na-eji ya eme ihe, enwere ike ịgbanye ogologo ọkpọkọ dị ala na saịtị dị ka ihe a chọrọ, na mgbidi dị n'èzí na-ekpuchi epoxy resin tupu ịbanye n'olulu mmiri.

(2) Ngwa enyemaka

Ihe mejupụtara ya bụ Centralizer, aka uwe na-amị amị, onye na-akụ elu, arịlịka hydraulic, piston barrel, piston edoziri, piston, isi elu, mkpanaka piston, tube na-agbatị na tube expander.

4. Casing n'ime akuakuzinwo

A na-ejikarị olulu mmiri n'ime akpa ahụ arụzi olulu mmanụ nke nwere nnukwu ọdịda ọdịda. O siri ike ịdị irè n'ịnagide olulu mmiri dị mgbagwoju anya na usoro izugbe. A ghaghị iji nkà na ụzụ na-akpachapụ anya iji weghachi olulu mmiri ndị nwụrụ anwụ ma melite ojiji nke ọma mmanụ.

Ịkụba n'ime casing bụ idozi ngwaọrụ mgbapụ n'otu omimi dị n'ime olulu mmiri mmanụ, jiri ụgbọ elu nke nwere mmasị wulite ma na-eduzi ntụgharị ahụ, ma jiri cone igwe nri mepee windo n'akụkụ akụkụ nke mkpuchi ahụ, gbanye ya. oghere ọhụrụ site na windo, wee belata liner ahụ iji dozie ya. Nrụ ọrụ nke ọma. Ihe mkpuchi nke dị n'ime nkà na ụzụ nke ịkụ ihe bụ ntinye nke nkà na ụzụ na-egwupụta ntụziaka na nhazi nke mmanụ na olulu mmiri.

Ngwá ọrụ ndị bụ isi maka igwu mmiri n'ime casing gụnyere ihe nhazi ọchịchọ, onye na-eri nri, cone milling, drill bit, drop joint, cimenting roba plọg, wdg.


Oge nzipu: Sep-06-2023