Nkwụnye nke ciment na ntuziaka ọma mmanụ & gas

Ejirila ngwaọrụ ọrụ inflatable na ụlọ ọrụ mmanụ na gas ihe karịrị afọ 50 iji rụọ ọrụ nrụzi dị iche iche. Enwere ike ịfụ ọkụnke ọma packers,akwa akwa, a na-ejikwa ciment na-ejigide oghere ndị mepere emepe, oghere ndị nwere oghere, oghere casing liners, na gravel-pack screens na mmanụ na gas olulu mmiri, ma a ga-eji ha naanị mgbe ngwá ọrụ omenala adịghị mma. A na-ejikarị ihe eji echekwa ciment eme iheNrụzi ọrụ ciment. A na-edobe njigide ndị a na-egwupụta egwu na nke ọ bụlaụdị casing.

Ngwá ọrụ inflatable bara uru karịsịa n'ime oghere mepere emepe nke nha na-ejighị n'aka. Dị ka ndị na-ebu ihe nke ọma (lelee kwaNdị ngwugwu na-adịgide adịgide) na plọg mmiri, enwere ike idobe akụrụngwa ọrụ ikuku n'ụdị ọ bụla (ya bụ,mbukota eweghachite, Ngwunye ihe nrụpụta, plọg àkwà mmiri a na-emegharị emegharị, na ebe nchekwa ciment), na-enye ohere ka a rụọ otu ọrụ ahụ dị ka ihe eji eme ihe.

Njide simenti na-ekuku ọkụ Ijikọ mgbakọ flapper-valve na akwa mmiri ikuku na-adịgide adịgide na-emepụta ihe eji eji ciment. A na-ejikarị ndị na-ejide ciment na-ekpochapụ mmepụta ma ọ bụ ọwa gas na-achọghị n'etiti oghere oghere na mkpuchi. A na-ewepụ plọg ehi dị n'okpuru ma jiri oche bọọlụ na-apụ apụ dochie ya. The lift sub (Ndị na-egwu mmiri) n'elu na-eji mgbakọ valve dochie ya.

Ihe na-ejide ciment nwere ike ịfụ ọkụ na-enye ohere ka a na-agbanye ciment n'ime ọwa. Ozugbo ciment dị n'ebe ahụ, a na-eme yahydrostatic mgbalia na-enwe ahụ iru ala site n'iwepụ n'ime ihe nchekwa ahụ. Ozugbo esi na njide ahụ pụta, valvụ na-emechi ma ghara ikwe ka ịpịgharịa ọzọ.

Ngwa eji eji ciment na olulu mmanụ na gas

Mpịakọta na-ekesa

A na-ejikarị ihe eji eji ciment eme mkpagharị na-ekesa na-ahọrọ maka ngwugwu. A na-eji mmiri ma ọ bụ acid eme okirikiri dịka mmiri mbụ. A na-ekesa oge ahụ site na mmiri ịsa ahụ iji hụ na a na-ehicha ya nke ọma, a na-agbanyekwa slurry simenti ma wepụ ya.

Enweghị nrụgide nrụgide na-eme n'oge ọrụ ahụ, ma e wezụga n'ihi mmụba nke nrụgide hydrostatic nke kọlụm ciment ka ọ na-agbago na annulus. Ozugbo etinyere ya, a ga-ahapụ stinger ma ọ bụ ngwugwu. Simenti ngafe na-ekesa site na perforations elu nwere ike tụgharịa ma ọ bụrụ na achọrọ ya.

Amaghi oke slurry achọrọ iji mechaa mpịakọta na-ekesa; ya mere, a na-akwado ọtụtụ slurry. N'ihi ya, enwere ike na ụfọdụ n'ime ciment slurry nwere ike ịbanye na casing.ọkpọkọ ọkpọkọ, ma ọ bụ tubing ma ọ bụ annulus n'elu ngwá ọrụ squeeze n'oge ọrụ.

Kwesịrị ịtọ simenti a, ọkpọkọ (ma ọ bụ tubing) nwere ike ịrapagidesi ike na oghere ahụ. Ya mere, iji belata ihe ize ndụ a, a ga-eji ihe na-eji ciment mee ihe kama ịkwakọba ihe. Ọ dị mfe iwepụ mgbakọ stinger karịa ihe ngwugwu, n'ihi na nke ikpeazụ nwere obere mkpochapụ casing. Ekwesịrị idobe onye na-ejide ya ka ọ dị nso dị ka o kwere mee na perforations elu. Nke a na-ebelata ikpughe ọkpọkọ ọkpọkọ na slurry ciment nke nwere ike ịbanye n'olulu mmiri site na perforations dị elu.

Mpịakọta ciment

A na-ejikwa Cement Retainer naciment piakotaọrụ. A na-ahụta ojiji ya dị ka otu n'ime ụdị usoro ntinye ihe Squeeze-tool. Enwere ike kewaa usoro a ụzọ abụọ - usoro ngwungwu squeeze nke nwere ike ị nwetaghachi na usoro ciment nke nwere ike ijikwa. Ebumnuche bụ isi nke iji ngwaọrụ squeeze bụ ikewapụ casing na isi olulu mmiri mgbe ị na-etinye nrụgide dị elu.

Ndị na-ejide ciment bụ ndị na-egwupụta ihe na-egwupụta ihe nke nwere valvụ nke na-arụ ọrụ site na stinger na njedebe nke eriri ọrụ (Fig.1). A na-eji ihe eji echekwa ciment mee ihe iji gbochie nlọghachi azụ mgbe a na-atụghị anya mmiri mmiri simenti ma ọ bụ mgbe nrụgide dị iche iche na-adịghị mma nwere ike imebi achicha ciment. N'ọnọdụ ụfọdụ, iji ihe nkwakọba ihe dị ize ndụ n'ihi enwere ike nkwurịta okwu na perforations dị elu. Mgbe ị na-agbanye ọtụtụ mpaghara, onye na-eji ciment na-ekewapụ perforations dị ala na mpaghara na-esote nwere ike ịrụ ọrụ na-enweghị ichere ka slurry tọọ.

Onye na-ejigide ihe na-eme mkpọtụ na-enye onye ọrụ ahụ obi ike karịa n'ịtọba ihe ngwugwu ahụ nso na perforation. Uru ọzọ bụ na a na-ewepụ ntakịrị mmiri mmiri dị n'okpuru onye na-akpa ihe site na perforations n'ihu slurry ciment.

Ndị otu Vigor ga-ahapụ ngwaahịa ọhụrụ anyị WIDE RANGE BRIDGE PLUG n'ọdịnihu dị nso, ọ bụrụ na ịchọrọ ịmatakwu banyere ya, biko egbula oge ịkpọtụrụ anyị iji nweta nkwado teknụzụ ọkachamara na nkwado ngwaahịa.

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