Hiệu quả ứng dụng công nghệ mới trong xử lý vùng cận đáy giếng tại các mỏ dầu khí thuộc thềm lục địa

272 Hdi nghi Klma hoc vd Cung nyltH Bien tocm glide Ic'tn tllii V

HIEU QUA ilNG DUNG CONG NGHE MOI TRONG XU LY

VUNG CAN DAY GIENG TAI CAC M O DAU KH I

THUOC THE M LUC DIA pillA NAM VIET NAM

Kutovoy A.C., Nguyin Qudc Dung, Hd Nam Chung, Duong Tien Dat

NlPlmorneftcga?. - Vietsovpetro

Tom tit:

Lien quan tdi viec suy gidm sdn hrgng khai Ihdc ciia XNLDDK Vietsovpetro.

viec dua ra di xudt vd ung dung cdc cdng nghe mdi Irong xir li viing cdn ddy

giing nhdm muc dich tdng cudng sdn lucmg khai thdc Id mgt Irong nhung uu

lien hdng ddu nhdm duy tri sdn lugng chung cita lodn xi nghiep. Trong hdi bdo

ndy cdc Idc gid Irinh bdy cdng nghe xir ly vimg can day gieng bdng cong nghe

Idc dgng hga nhiet. Phirang phdp xir li Iren Idn ddu lien dugc ung dung vcig

Ihuc tiin md cua xi nghiep trong khudn khd thir nghiem cdng nghiep nhdm tgo

tiin di ca bdn cho viec sir dung rgng rdi cdng nghe Iren cho lodn bg cdc gieng

cita xi nghiep Irong thai gian sap Idi

EFFECTIVENESS OF APPLYING NEW TREATMF.Nl Ti:CI INOI.OGY IN OIL WELLS IN J. V. VIEtSOVI'i: I RO

Abstract:

Affecting by the reducing of oil exploitation production of Ihe J. V

Vietsovpetro, Proposals and applications of new treatment technology al near

bottom oil-well for increasing of exploitation production is Ihe first priority. In

this paper, Ihe authors present new Irealment technology based on the

temperature - chemical actions. The technology first has been tested in the J. V

VieLiovpelro oil-wells and Is promising lo apply widely in the in all wells of the

Company.

IVIODAU

Rat nhieu eac cdng nghe xii li axlt khae nhau da duge tien himh tai cac ddi tugng khai

thac thugc XNLD nham lam tang luu lugng khai thac eua cac gieng khai thac cung nhu

kha nang tiep nhan eua cae gieng bom ep phuc vu cho qua trinh duy tri ap suat via trong

cac khu vuc dugc khai thac. Cac gieng khoan thang dimg va khoan nghieng cd khoang md

via than tran hoac due Id da dugc de nghj can nhac lira chgn va nghien cim de tien hanh

thir nghiem cdng nghe xii ly mdi bang tac dgng hoa nhiet eung nhu danh gia hieu qua eua

eua edng nghe tren. Ban chat cua cdng nghe tren la viec sir dung nhiet lutjng toa ra tir phan

img hoa nhiet giiia bdt magie va axil HCl nham much dich tac ddng len eac nhan td giup

phuc hdi va lam tang dd tham thau cua viing can day gieng cung nhu lam giam thieu tdi da

sire can thuy dgng lire hgc len chuyen ddng ciia chat luu via vao gieng

Trong nam 2008, loan xi nghiep da tiin hanh thuc hien 52 xir li viing can day gieng,

trgng dd ed 47 xtr li duge thyc hien cho eac giing khai thae va 5 xir li dugc thuc hien cho