B O
I HC M - A CHT

L
C TNG N
NG GASLIFT  M BCH H

N K thut d
: 62.52.06.04

LU K THUT
“Lựa chọn máy bơm ly tâm điện chìm trong khai thác dầu”,
T - a cht s 20, 10/2007, trang 36-38.
2.  (2009), Nghiên cứu dòng chảy của chất lưu trong
ống khai thác của các giếng gaslift.     
N2009-5.
3.    (2010), Dòng chảy của chất lưu trong ống khai
thác dầu, T - a cht s 30, 4/2010, trang
1-3.
4.  (2010), Nghiên cứu các dạng tổn thất của chất lưu
trong ống khai thác của các giếng gaslift.  
s N2010-03.
5.  (2011), Các dạng tổn thất của chất lưu trong ống
khai thác dầu, T - a cht s 34, 4/2011,
trang 57-59.
6.   , Nguyn Thanh Tun, H Quc Hoa (2012),
Research solutions of the possibility of tranportation
pipeline in South Dragon field, International conference
petroleum technology, 9/2012, page 65 - 66.
7.  (2012), Ảnh hưởng của điều kiện làm việc thay đổi
trong giếng đến cột ống khai thác, T - a
cht s 40, 10/2010, trang 88-92.
8.  (2012), Ảnh hưởng của điều kiện làm việc thay đổi
của giếng đến cột ống khai thác (The effects of changing
well conditions to tubing string), Hi ngh khoa hc ln th
i hc M - a cht, 11/2012, trang 42.
gi m bc si phi thay
Tng khi
.
Theo hng m   
s xy ra t . y, vim
bo hiu qu s d      tr  
cp thii phu nhm t
thit b n    p cho
tng loi gim bc su.
2. Mu
c trng ho xui
trong viu trng hc c
bng          a chn
c   thit b  ng chun cho tng khu v  i
a m xut nhng gi  
ngh c th cho tng loi ging gaslift nhm t
m sn php vi thc tr
ng va hin tip theo.
u
- Thu thp, thi
u c 
- ng dc Catastrof v liu t
thc t  a h thng - v
- ng dng phn m ng
 c n.
u
2

- C bng gaslift  m Bch H.
5. Phu


Kt qu u ca lu cho vic la chn
  xu        thu   ng
i m Bch H.
10. Kha lu
Phn m t lun, kin ngh.

TNG QUAN V U B
U

1.2 Ch   u bng gaslift
     u v   u bng
gaslift
    u   u t  
 gii quyt nhng v c th, chi tit ca b thit b 
ging vi ch   p vi tr, hin trng ca
khu vu. Tt c u tp trung ch y
ng thnh ch  gaslift chu k p.
Trong lu bu
p cng mng th  
 c ca h th ng-V     xu  i
 th i vi v
 nht nhm gii quy
1.4 Tng quan v thc trng
i m Bch H
4 ng s
80
80
100
120
140
160
180
0
5000
10000
15000
20000
Thg10-06 Thg2-08 Thg7-09 Thg11-10 Thg4-12 Thg8-13 Thg12-14
ΣQd
ΣQl
Số giếng gaslift
5


NG
CA H THNG - VNG GASLIFT
M BNG HC
Hoc tin hai h
th ng ch         
  t thit v   a cha sn phm   ng
      qua li trc ti   thuc ln
nhau, t thng - vm bc trt
ng ca h thng - v c
t.

2
2
u
u
df d f
0; 0
dx dx







6



i
= Q
i


-  M
1
(Q
(1)
, Q
(2)
, Q


  
-

Q >


- 
- 


 
 

-         



7





3.1.1 Dòng chảy của chất lưu vào giếng.
          
.
3.1.2 Chỉ số khai thác (PI):

(3.9)

2000
2500
3000
0 5 10 15 20 25 30 35 40
c y nh (m)
PI
Q
L
PI
PP
v
đ


8 
 




. C
    -

 

- 

3.8,3.9, 3.10, 3.11).

           

3





3


y = 5,5096e
0,0016x

0
200
400
600
800
1000
1500 2000 2500 3000 3500
 
1m
3











         

y = e
0,002x

0
200
400
600
800
1000
1200
1000 1500 2000 2500 3000 3500 4000

 gaslift cho
1 m
3

3
/m
3


3


3
/m
3

11 3.12 





 

y = 294,61x-0,624
0
500
1000
1500
0,000 2,000 4,000 6,000 8,000 10,000 12,000 14,000
Chi ph kh, m
3
/m
3

Ch s PI


PI
12 




 y, 
           
            
 


             
 , 
cho             
 
y = 573,14x
-0,33

0
500
1000
1500
2000
2500
0 1 2 3 4







 



           


14 




15
H
 



< 200m
3
/m
3
;


< 150m
3
/m
3
;


<125m
3
/m
3
;


< 100m
3
/m
3
.
 


3
/m
3
;


< 70m
3
/m
3
.
 



3
/m
3
;


< 380m
3
/m
3
;


< 260m
3

3
/m
3
;


< 570m
3
/m
3
;


< 460m
3
/m
3
;


< 400m
3
/m
3
;


< 360m
3
/m

;


< 220m
3
/m
3
;


< 180m
3
/m
3
;


< 140m
3
/m
3
.

- 

         M   

            
 




- 
3
 



- 

  C          
 gaslift,
    


19

-  cho 1m
3

            




           





21 4.12 
  
3
.
4.5.2 Tính toán chế độ làm việc cho các giếng gaslift có lưu
lượng khác nhau trong điều kiện giới hạn lưu lượng khai thác. C
3


3
/ng


 c
  (
cho 1 m
3
)6.

34,4
34,6