Hdi thdo khoa hoc "Ndng cao he sdthu hdi ddu md Bach Ho" NGUYEN L? OI^U CHINH QUA TRINH KHAI THAC VIA DAU M 6 N G M 6 BACH H 6 TREN CO sd PHAN TfCH OONG THAI BI^N O6 I CAC THONG S 6 LAM viec cCiA GI^N[.]
Trang 1Hdi thdo khoa hoc "Ndng cao he sdthu hdi ddu md Bach Ho"
NGUYEN L? OI^U CHINH QUA T R I N H KHAI THAC VIA DAU M 6 N G M 6 BACH H 6
TREN CO sd PHAN TfCH OONG THAI BI^N O 6 I CAC T H O N G S 6 LAM viec cCiA G I ^ N G KHOAN
Phung Dinh Thuc
Cong ty Tham do Khai thac Dau khi
Mai Van Du
Cong ty dau khi Viet - Nga • Nhat
ABSTRACT
The application of some methods to analyze the changing dynamic of well's pedormance parameters in the Bach Ho Basement resen/oir's development process such the Spearman's correlation analysis, analysis of Gini's coefficient and Entropi's analysis shows that they are adequate and convenient to diagnose the process occurring inside the resen/oir the state and efficiency of the resen/oir's development process
The results of the research allow authors offer the principle to adjust rationally the resen/oir's development process for reaching the high its efficiency and improving the oil recovery of this resen/oir
LMdoAu
Trong nhung nam vUa qua viec lua chgn nguyen ly dieu ehinh qua trinh khai thac via dau mdng md Bach
Ho gap nhieu trd ngai do nhung nguyen nhan sau;
- Tinh bat ddng nhat cao eua cac tinh chat tham ehCra theo dien tich cung nhu mat eat vdi tinh phCrc
tap cua cau true khdng gian rdng
- Tinh phuc tap eua dac tinh bao hoa luu the via trong cac khdng gian rdng
Khdng xac dinh rd rang md hinh ddng chay thuy luc trong via vi tinh bat ddng nhat cao cua cau true
khdng gian rdng cung nhu luu the via va tdn tai nhieu hieu urng phu trong via nhu hieu Ung phi can
bang tham chi ca hieu Crng thuy trieu
- Han che thdng tin ve mat sd lugng cung nhu chat lugng cac lan tien hanh nghien eCru thue dia
- Chua cd nhung kinh nghiem khai thac cac via dau tudng ttr
Chinh vi vay, tac gia lua chgn mdt sd phuang phap cho phep phan tich cac didn bien xay ra trong he thdng via bing viec xCr ly eae thdng tin gian tiep de tiep can nhu luu lugng chat Idng eae gieng khoan eua ca via,
hay mdt vung ea biet eua nd [1, 2, 4, 8, 10, 11, 12, 13] Cac phudng phap phan tich tuang ho Spearman, he
sd Gini, Entropi da dugc ap dung de chan doan trang thai va dua ra nguyen ly dieu chinh qua trinh khai thac via
dau mdng md Bach Hd
II P H A N TfCH SONG H A N H O O N G T H A I B I ^ N O 6 | ENTROPI VA HE S 6 GINI QUA TRlNH KHAI T H A C VfA
D A U MONG M 6 BACH H 6
Nhung nam g i n day, viec phan tich ddng thai bien ddi Entropi va he sd Gini dugc nghien eCru ap dung thu eho hang loat eae md dau eua bien Bae thudc Cdng ty BP hay Statoil cung nhu md Bach Hd va cho nhieu ketquakhaquan[2, 4,10,11,13]
Oe danh gia hieu qua qua trinh khai thac via dau mdng md Bach Hd, tac gia tien hanh phan tich ddng thdi ddng thai bie'n ddi he sd Gini, Entropi ket hgp vdi phan tich ddng thai bie'n ddi tdng san lugng khai thac d i u
va bam ep nuge eua toan via, khdi Trung tam va cac khdi phia Bae Ket qua nghien eUu cho thay dac thu eua qua trinh khai thac via dau nay dugc the hien rd net qua ddng thai he sd Gini cung nhu Entropi eua nd Viec ap
Trang 2Hdi thdo khoa hoc "Ndng cao he sdthu hdi ddu md Bqch Ho"
dung cac phuang phap phan tich tren ed the giai quyet tUdng ddi tin cay mdt sd nhiem vu chan doan trang thai khai thac via dau nhu sau:
Phan chia qua trinh khai thac via diu thanh eae giai doan khae nhau de lua chgn chien luge khai thac diu thich hgp eho mdi giai doan dd
Phat hien tinh mat dn dinh va trat tu eua qua trinh khai thac ma nguyen nhan ed the do san lugng khai thac chat Idng tU via vugt qua gidi han tdi uu, ap suat via vugt ra ngoai gigi han tdi uu, su dao ddng manh san lugng khai thac chat Idng hang thing tU via, tinh bat ddng nhat cao eua cac tinh chit thim ehUa eua via
- Oanh gia hieu qua qua trinh khai thac via ndi chung cung nhu eae bien phap da ap dung de dieu ehinh qua trinh nay ndi rieng
- Oanh gia tuang ddi mCre san lugng khai thac tdi uu hang thing cao nhat cho toan via cung nhu mdt vung nao dd eua via ma che do day diu ddng deu bing nude bam ep khdng bi xao trdn Che dp khai thac dn dinh ed trat tu eua via diu se bi pha vd neu san lugng khai thac hang thing vugt qua mUe nay Cu the, theo danh gia cua tac gia mUe khai thac dau tdi uu cao nhat eua khdi Trung tam vao khoang 85-90 va eua eae khdi phia Bic 5-6 dan vi
Theo ket qua phan tich, che dp khai thac diu dn dinh va ddng deu ddi vdi khdi Trung tam tuang duang vdi khoang bie'n ddi he sd Gini tu 0.3 den 0.35 va cac khdi phia Bae tU 0.4 den 0.47 vdi dieu kien Entropi eua chung bie'n ddi dn dinh Che dp khai thac dau khdng dn dinh eua khdi Trung tam va eae khdi phia Bic tuang duang vdi he sd Gini tuang ung eua chung Idn han 0.37 va 0.5 Cin phai nhin manh ring, viec chuan doan qua trinh khai thac via diu bing he sd Gini va Entropi khdng nen ehi dua vao mdt tieu ehi gia tri tuyet ddi ma edn phai di/a vao dac thu dao ddng eua eae gia tri nay Che dp khai thac khdng dn dinh eua via eOng tuang ung vdi giai doan ed su dao ddng Idn hoae too dp tang cao eua he sd Gini va Entropi
Op tin cay eua viec phan tich ddng thdi he sd Gini va Entropi se cao han phan tich rieng le chung vi day
la nhung phuang phap bd trg eho nhau Neu nhu phan tich Entropi nhay cam han trong viec phan chia toan bd qua trinh khai thac via ra eae giai doan khae nhau de lua chgn chien luge khai thac thich hgp cung nhu trong viec phat hien tinh mit trat tu, khdng dn dinh eua qua trinh khai thac lien quan den viec bam ep nude khdng ddng deu theo dien tich, san lugng nude bdm ep hang thing dao ddng manh va ap suit via giam dudi mCre tdi
uu thi he sd Gini lai nhay cam han khi muc bu trU khai thac diu bing bam ep nude cao hay thip qua, khi ed qua trinh phan bd va td ehUe lai eua he thdng chat Idng via eOng nhu khi san lugng khai thac va bam ep nude hang thang vugt qua mUe tdi uu cao nhit lam xao trdn che do day diu ddng deu bang nude bam ep trong via
va nhu vay tinh hieu qua va he sd day diu bing nude trong eae khdi matrix se bi giam dang ke
III PHAN TfCH TLTONG H 6 SPEARMAN QUA TRJNH KHAI T H A C V I A DAU MONG M 6 BACH H 6
Phan tich tuang hd Spearman da dugc Ung diing rdng rai trong khai thac diu khi de' xac dinh mdi lien he thuy luc giua eae gieng khoan cung nhu hudng ddng chay thuy luc trong via [1, 2, 4, 8, 12, 13] Odi vdi via dau mdng md Bach Hd, khi ma sd lugng nghien cuu giao thoa gie'ng, danh diu phdng xa cung nhu eae phuang phap true tiep khae dugc tien hanh vgi sd lugng han che va khdng lien tue thi viec ap dung phan tich tuang hd Spearman de ed dugc nhung thdng tin cin thie't ve mdi lien he thuy luc giua cac gie'ng khoan la rat can thie't Tie gia nhan thiy, viec phan tich mdi quan he tuang hd eho toan bd cac cap gieng khoan khai thac va bam ep nude theo ehi sd luu li/gng trung binh hang thang eho mdt sd giai doan khae nhau eua qua trinh khai thac via dau mdng md Bach Hd eho ket qua tuang ddng vdi ket qua nghien eUu thue dia ve mdi lien he thuy luc giua cac gieng khoan va hudng ddng chay trong via bing eae phuang phap nghien cuu true tiep nhu nghien eUu giao thoa gie'ng, danh diu phdng xa [8,12,13]
Viec ap dung phan tich tuang hd Spearman ddi vdi via dau mdng md Bach Hd cho phep ta cd dugc nhung thdng tin can thie't de giai quyet nhung nhung nhiem vu cu the nhu sau:
Trang 3Hdi thdo khoa hoc "Ndng cao he sdthu hdi ddu md Bqch Hd"
- Xac dinh mdi lien he thuy luc giu'a eae gieng khoan
- Xac dinh hudng van ddng eua nude bam ep va hudng ddng thuy luc trong via
- Xac dinh tinh bit ddng nhat eua via dau theo dien tich,
Phat hien cac gieng bam ep - "thu pham" chinh gay ngap nude eae gie'ng khai thac
Phan chia cac gieng bam ep theo cac nhdm de ed the dieu ehinh lugng nude bam Cu the la nhdm cac gie'ng gay ngap nude ehinh eae gie'ng khai thac nhu B05, B55, B25 va B47, nhdm cac gieng ed tiem nang gay ngap nude cac gie'ng khai thac nhu B64, C14, C11, B36, B37 va nhdm eae gie'ng cd mdi lien he thuy luc thip vdi eae gie'ng khai thac (it cd nguy ed gay ngap nude cac gie'ng khai thac) nhuB27, B33, B52
IV NGUYEN LY OI^U C H I N H Q U A T R I N H KHAI T H A C V I A DAU MONG M 6 BACH H 6
Tren ea sd ung dung cac phuang phap phan tich du doan tinh trang khai thac via diu mdng md Bach Hd
da neu tren tac gia dua ra nguyen ly dieu ehinh qua trinh khai thac via dau nay theo trinh tu nhu sau:
- Tren ca sd phan tich ddng thai bien ddi he sd Gini va Entropi eae khdi rieng biet cung nhu toan via dau danh gia qua trinh thu hdi chit Idng tU via ed hieu qua, dn dinh, trat tu hoae nguge lai
- Neu qua trinh nay dang ed hieu qua thi giu nguyen che do lam viec cac gieng khai thac eOng nhu bdm ep Neu qua trinh nay khdng hieu qua, mat dn dinh va trat tir thi tien hanh phan tich ddng thdi ddng thai bie'n ddi Entropi, he sd Gini vdi eae ehi tieu khai thac toan via (hoae cac khdi, vung rieng biet eua via) nhim tim ra nguyen nhan gay ra su mit dn dinh tren
- Xac dinh bien phap can tien hanh de dieu ehinh qua trinh khai thac Mudn vay, tren ea sd nghien eUu tuang hd Spearman cung eae phuang phap true tiep nghien eUu xac dinh mdi lien he thuy luc giua eae gie'ng khoan (bam chit ehi thi, chit danh diu phdng xa, nghien cuu giao thoa ) phat hien dac diem lien he thuy luc giua chung vdi nhau va phan chia eae gie'ng khai thac va bam ep theo nhdm de dieu chinh san lugng chit Idng khai thac cung nhu nude bam ep (han che hay gia tang san lugng tuy theo dac diem mdi lien he thuy luc eCia chung)
- Tien hanh dieu ehinh qua trinh khai thac theo bien phap da lua chgn
- Oanh gia hieu qua qua trinh dieu ehinh tren ed sd phan tich ddng thai bien ddi Entropi, he sd Gini va phan tich eae ehi tieu khai thac via (hoae cac khdi, vung rieng biet eua nd) Neu viec dieu ehinh khdng hieu qua, tCre la qua trinh khai thac vin edn d che dp khdng dn dinh, thi tiep tuc tien hanh phan tich lai de lam rd them nguyen nhan va dua ra bien phap dieu ehinh tiep
- CCr nhu vay theo quy trinh khep kin tren, tien hanh qua trinh phan tich danh gia trinh trang va dua ra bien phap dieu ehinh qua trinh khai thac via diu mdng md Bach Hd (Hinh 6)
Kha nang dieu ehinh qua trinh khai thac via diu mdng md Bach Hd theo nguyen ly tren dugc kiem chCrng khi phan tich ddng thai bie'n ddi he sd Gini va Entropi qua trinh khai thac khdi Trung tam trong giai doan tu
4-1999 den 4-2000, nhat la tU 11-4-1999 den 2-2000 chung tdi nhan thay ed su gia tang dot bien eua Entropi (tU 2.44 den 2.55 bit) va he sd Gini (tU 0.36 den 0.41) tCre la vugt qua mCfc che do khai thac dn dinh ed trat tu da dugc xac dinh eho khdi (0.35) - (Hinh 1) Phan tich ddng thai bie'n ddi eae chi tieu khai thac eua khdi Trung tam cung xac dinh su gia tang manh phan tram nude trong dau khai thac (Hinh 2) Phan tich ddng thdi ddng thai bien ddi he sd Gini, Entropi va sd lieu nghien cUu dia chat thue dia eho phep chung tdi xac dinh md sd nguyen nhan gay mit dn dinh va xao trdn trat tu cua qua trinh khai thac nhu sau:
- Cd su suy giam ap suit via xudng dudi mUc tdi uu ra ngoai khoang anh hudng ed ich cua hieu Ung phi can bang [6, 7]
Trang 4Hdi thdo khoa hoc "Ndng cao he sdthu hdi ddu md Bach Ho'
0.55
0.50 ^
0.45
0.40
0.35
•- 0.30
5
VO 0.25
g 0.20
0.15
0.10
0.05
0.00
- G s
- F < ;
nj
^ _ ^ g
i
i
i
1
1
i
1
1
fc
w \
l-2.8 2.6 2.4 2.2 2.0 1.8 I
'Q
1.6 2
c
LU 1.4 1.2 1.0
0.6
Jan-90 Jan-91 Jan-92 Jan-93 Jan-94 Jan-95 Jan-96 Jan-97 Jan-98 Jan-99 Jan-OO Jan-01 Jan-02
Hinh 1 Odng thai bien ddi he sd Gini va Entropi eua khdi Trung tam via dau
mdng md Bach Hd trong qua trinh khai thac
Ham luong nu6c,%
180
160
! 40
' 20
I 00
•a
00
I
Qo_s 'Qi_s
%w s
0 MMMMNNMNMMMMMMMMMN
Jan-90 Jan-91 Jan-92 Jan-93 Jan-94 Jan-95 Jan-96 Jan-97 Jan-98 Jan-99 Jan-00 Jan-01 Jan-02
Hinh 2 Odng thai bien ddi san lugng dau khai thac, nude bam ep va ham lugng nude
eua khdi Trung tam via dau mdng md Bach Hd trong qua trinh khai thac
Trang 5Hdi thdo khoa hoc "Ndng cao he sdthu hdi ddu md Bach Hd"
- Cd su phan bd khdng ddng deu he sd bCi khai thac diu bang bam ep nude trong giai doan tu 11-1999 den
02-2000 (vung 1, 2 qua Idn tuang Crng la han 180 va 120%) trong khi he sd bu eua toan khdi vin d mCre 100% [7]
- MUc khai thac diu va bam ep nude hang thing eua khdi vugt qua muc gidi han tdi uu xac dinh theo phan tich he sd Gini
- Trong giai doan tU 1-1999 den 10-1999 ed su thieu hut he sd bCi khai thac diu bing bam ep nude eua khdi [7] gay ra su phan bd lai eae ddng thuy luc lam xao trdn che do day diu ddng deu bing nude trong via
Tu thing 2-2000 den thing 4-2000 da tien hanh dieu ehinh qua trinh khai thac via diu nay theo hudng nang mCre ap suit via len muc tdi uu va trong ehUng muc nhit dinh, dat mUc 100% bCi khai thac diu bing bdm
ep nude ddng deu theo dien tich
Hieu qua eua viec dieu ehinh qua trinh khai thac tren dugc the hien rd net qua ddng thai bie'n ddi Entropi (dn dinh lai) va he sd Gini (giam va dn dinh d mCre 0.37-0.38) cung nhu eae ehi tieu eua qua trinh khai thac nhu hiu het cac gie'ng khoan gia tang luu lugng dau tU 10 den 50 tin/ng.d., ham lugng nuge eua cie gie'ng cung nhu toan khdi giam rd ret (Hinh 3, 5) Oieu nay ehCrng td su trd lai che do khai thac diu dn dinh va ed trat tu d trong via Tuy nhien do lugng chit Idng khai thac va nude bam ep hang thing vin d muc cao, nhit la sau thing 12-2000 khi ap suit via lai giam eho nen qua trinh khai thac lai bi xao trdn mat trat tu trd lai Oieu nay dugc the hien rd qua
su dao ddng manh vdi xu the tang eua Entropi va he sd Gini cung nhu su suy giam luu lugng diu eua hang loat eae gie'ng khoan, ed nghla la ed su xao trdn che do day diu ddng deu bang nude bam ep trong via diu nay Nhu vay nguyen ly dieu ehinh qua trinh khai thac tren ea sd phan tich ddng thai cac thdng sd khai thac gie'ng khoan td ra thich hgp ddi vdi via diu mdng md Bach Hd nhit la khi cac thdng tin ve eae bien ddng xay ra trong via cd dugc nhg nghien cuu ngoai thue dia edn han che do nhieu nguyen nhan khae nhau
0.70 J.—. • —
0.65 •
0.60
-0.55
-0.50
-0.45 H
0.40
-if
°-35-^ 0.30
-* 0.25
-0.20
-0.15
-0.10
-0.05
0 00
-Jan
J~
ZllA
M
m
t
fz
k
% ^
1
1
I
\
i ^ fif^^ ^^ ilT
1 L^^ V' ^ «
^ ' ^ l A
^
Lkf
i
J
^
J*
4 /
•f
>^i
-90 Jan-91 Jan-92 Jan-93 Jan-94 Jan-95 Jan-96 Jan-97 Jan-98 Jan-99 Jan-00 Jan-01 Jan
r ^•'^
3.2 3.0 2.8 2 6 2.4 2 2 7=: 2 0 ' Q !
O 1 8 " ^
LU 1 6 1 4 1.2 1 0 0 8 0 6 -02
Hinh 3 Ddng thai bie'n ddi he sd Gini va Entropi cua cie khdi phia Bic via diu
mdng md Bach Hd trong qua trinh khai thac
Trang 6Hdi thdo khoa hoc "Ndng cao he sdthu hdi ddu md Bach Hd"
Hnm liroiig uiroc/r
2 '
3C
1C
Jan-90 ^ n - 9 1 ^ n - 9 2 Jan-93 ^n-94 Jan-9 5 Jan-96 Jan-9 7 Jan- Jan-99 Jan-00 Jan-01 Jan-02
Hinh 4 Odng thai bie'n ddi sin lugng diu khai thac, nude bam ep va ham lugng nude
eua eae khdi phia Bae via diu mdng md Bach Hd trong qua trinh khai thie
eJD
S
370
360
m
330
320
310
300
270
260
250
240
230
220
210
200
190
180
170
160
150
140
130
120
110
100
90
%
60
50
^ ' ^ ' ' ^ ' ' ^ ' ^ ^ ^ ' ^ ^ ^ ^ ^ 0 ^ ^ ^
26.0 25.9
25.6 25.5 25.4 25.3 25.2 25.1 25.0 24.9 24.8 24.7 ^ 24.6 £ 24.5 § 24.4 24.3 2 24.2 ^ 24.1 ^ 24.0 23.9 23.8
23.5 23.4 23.3 23.2
22.9 22.8 Jan-95 Jan-96 Jan-97 Jan-98 Jan-99 Jan-00 Jan-01 Jan-02
Hinh 5: Mdng md Bach Hd Bie'n ddi luu lugng khai thac diu mdt sd gie'ng trudc va sau giai doan dieu chinh qua trinh khai thac (02-04/2000)
Trang 7Hdi thdo khoa hoc "Ndng cao he sdthu hdi ddu md Bach Hd "
Phan tich ddng thai
Phan tich dac diem
hien ddi cac thdng
so thiiy dgng luc
He sd Gini Entropi
Cac thdng sd ciia qua trinh khai thac via
Qua trinh khai thac
on dinh co trat tu
va hieu qua
Qua trinh khai thac khong din dinh va hieu qua
Cac thong so ciia qua trinh khai thac tiep theo
Phan tich tirong h<) Spearman
Cac phuong phap thirc dia xac dinh mdi lien he thuy lire gitra cac gieng khoan
Dieu ehinh qua trinh
khai thac theo hien
phap lira chon
I
Phan nhom cac gieng khoan
de tien hanh dieu chinh san luong khai thac cung nhir hom ep hoae tien hanh cac hien phap khae
Hinh 6 Sd dd nguyen ly dieu ehinh qua trinh khai thac via dau mdng md Bach Hd
tren ea sd phan tich dpng thai cac thdng sd lam viec gieng khoan
K^T LUAN
1 Cac phudng phap phan tich he sd Gini, Entropi va phan tich tuang hd Spearman td ra thich hgp trong viec danh gia trang thai khai thac, tinh hieu qua va su ddng deu eua qua trinh day diu bang nude bam
ep trong via va xac djnh mdi lien he thuy luc giua eae gieng khoan via diu mdng md Bach Hd mdt each nhanh chdng thuan tien
2 Tren ca sd ap dung cac phuang phap da neu tac gia de xuat nguyen ly dieu ehinh qua trinh khai thie via dau mdng md Bach Hd theo chu trinh khep kin lien tuc: Phan tich trang thii, dinh gia hieu qua qua trinh khai
thac via -^ Tim nguyen nhan gay mat dn dinh va thieu hieu qua -^ Dua ra bien phip dieu chinh -> Oieu ehinh
-> Trd lai phan tich trang thai danh gia hieu qua qua trinh khai thac via cung nhu danh gia hieu qua viec dieu chinh va tiep tuc chu ky
Trang 8Hdi thdo khoa hoc "Ndng cao he sdthu hdi ddu md Bqch Ho"
^ 3 Ap dung nguyen ly dieu chinh qua trinh khai thac via d i u theo chu trinh khep kin va lien tue nhu tren
cd the gia tang san lugng khai thac eae gieng khoan va duy tri tinh ddng deu lien tiie eua qua trinh day dau bang nude bdm ep trong via nham dat dugc he sd thu hdi dau cao nhat
TAI Lieu THAM K H A O
1 MMp3afl>KaH3aAe A.X., Annee H.A., tOcud^aafle X.B v\ flp OparweHTbi paapaSoTKn MopcKnx
HectJTeraaoBbix MecTopo>KfleHMi?i BaKy: nsflaTenbCTBO «3T1M», 1997-408 c
2 Mnp3afl>KaH3afle A.X., OunnnnoB B.n., AMeiOB M.M CucreMHbie Meroflbi B HectDTefloSbiHe MocKBa, PMHTK «Hecf)TeoTAaHa», 1998-184 c
3 MMp3afl>KaH3aAe A.X., MaivieflOB tO.r, LUaxBepflneB A.X MnpoBan npatanKa paapaSoTKH HecJDTflHbix MecTopoKfleHMi^ - A3ep6aiifl>KaHCKoe HecjDTaHGe xoaaMCTBO, No7,8.2000 - c37-43
4 Phung Oinh Thue va nnk Cdng nghe va ky thuat khai thac dau khi Nha xuat ban giao due Ha Ndi 1999
5 Phung Oinh Thue, Mai Van Du Kha nang dieu ehinh qua trinh khai thac via dau mdng md Bach Hd qua nghien eUu d i e diem bie'n ddi eae d i e tinh thuy ddng luc hgc Hdi nghi KH ky niem 20 nam thanh lap XNLD Vietsovpetro va khai thie tan dau thu 100 trieu - Vung Tau nam 2001
6 HaH Jle floHr, Mail Ban 3bi npoMbicnoBbie nccneflOBaHUfl HepaBHoeecHbix ocpcjDeKTOB B npoqecce paapaSoTKn HecfjieraaoBbix MecxopoKfleHUM - A3ep6aMA>t<aHCKoe Hed^TAHoe xossRiicTBO, N°7,8,
2000 - c 47-52
7 HaH Tie flOHr, MaPi Ban 3bi /^HHaiviMKa nsMeHeHUfl K03ctDc|DML4neHTa KOivineHcaMUM OT5opa >KMAKOCTM
saKaHKOM BOAbi B opouecce paapaSoxKn 3ane>KM d^yHAaivieHTa MecTopoKAeHUfl Benbiii Turp 06 Hayn jpyAOB" o n BbeTCOBneTpo, 2001 r
8 Mai/i BaH 3bi, Hryen Hbbi H npuMeneHne KoppenflMnoHHoro anannaa Ana OMeHKn 3d)d)eKTMBH0CTM BOAHoro BOSAeMCTBMfl B TpeiAHHOBaTG-nopMCTbix KonneKTopax - A3ep6aMA>KaHCKoe Hec|)T5RHoe xoaflfiCTBO, N97, 8 2000 - c 37-43
9 Cao My Lgi, Mai Van Du Xu the bie'n dd he sd san pham cac gieng t i n g mdng md Bach Hd trong qua trinh khai thac Hdi nghi KHCN d i u khi- Ha Ndi nam 2000
10 MaweA-aaAe P.B., CyneMMaHOB A.A., KacpapoBa C.B npuweHeHne Koad^d^nMneHra A>t<nHM RH^
aHannaa npouecca paapa5oTKM Hed)Tera30Bbix MecTopoKAeHnii «Aaep5aPiA>KaHCKoe Hed^iflHoe X03?1MCTB0».- 1999.-No 11.-C.10-12
11 HryeH Hbbi 14, Jle B b e i Xa\A flMarHOCTupoBaHne cocTOflHun paapaSoTKH Tpeu^MHOBaTO-nopucToii
3ane>Kn npuMeneHneM KoadDdDnm-ieHTa fl>KHHM - Aaep5ai?iA>KaHCKoe HedDTflHoe xoaflMCTBO, No7, 8.2000 - C43-46
12 OyHT fluHb TxbiK, Mafi Ban 3bi, HryeH Hbbi M npuMeneHne KoppenflMnoHHoro anannaa p,n9\
onpeAeneHMfl n AnarHOCTupoBaHna cocTOflHUfl paapaSoTKn aane>KM HecjDTH dDyHAaMenra MecTopoKAeHMfl BeribiM Turp Teancbi AOKnaAOB Mex<AyHapoAHOi^ KOHdjepeHqun, nocBflmeHHOM 80-neTHK) oSpasoBaHUfl AKaAewnn Hed^TH M raaa A3ep5aiiA>KaHa, BaKy 2000
13 Oynr fluHb TxbiK, MaM Ban 3bi ynpaBnenne npoqeccoM paapa5oTKM 3ane>KeM Hedpjv\ c
TpeujuHOBaTO-nopucTbiMn KonneKTopaMM na ocHOBe AHHaMUMecKoro noxoAa - Aaep6ai;iA>KaHCKoe HectDrnHoe xoafliiCTBO, 2001