Thong tin khoa hoc cong nghe m o
XflY DCTNCi HE THONG QU^N TRI CO sd DCJf irEU Djfl CO Md DHP UNG NHU CnU PHRT TRICN CO GIOI HOR KHRI THflC THAN
So far, the mine geomechanical database has been considered as an important input for surveying and forecasting the mine geological conditions, determining the mining technical solutions, forecasting the development and planning of the mining technology and utilization of the natural resources. The paper introduces some research results on the establishment of the mine geomechanical database for meeting the requirements of the mechanization and modernization development in the coal mining industry in Vietnam
KS. NGUYEN TH! THANH VAN KS PHAM DAI HAI KS, DO KI^N CydNG
Vi$n Khoa hpc Cdng ngh$ Md - Vinacomin
Hien nay, d Viet Nam, c6 rlt nhilu phln mIm dng dyng dyae nhap td nydc ngoai co kha nang lyu gid, quan ly ca sd dd lieu. Cae phln mIm do hoa dyge nhilu ngydi bilt d i n nhy AutoCAD, Microstasion, Mapinfo, Surfer, Surpae. M6i phln mIm d l u co tinh nang yu Viet va nhygc dilm rieng, viec sd dung c i c phln m I m da dyae thyang mai hoa va tao ra he thing quan tri dd lieu rieng la phy thupe y lydng eua ngydi xay dyng.
Tieu chi dat ra khi xay dyng he thing quan tri dd lieu dia ca mo la phai c6 tinh md (de cap nhat), phi thong, d l sd dyng, td do, mdi 00 t h i dap dng va dng dyng d l i vdi eac doanh nghiep san xult than.
Tren ea sd myc tieu va tieu chi dygc dat ra, ehung toi da lya chpn eae phln mIm Surfer, AutoCAD, Mapinfo, Excel d l xay dyng he thing quan In dd lieu dja ca mo. Sd dyng k i t hgp cac phln m I m nay eho phep tao ra mpt bo san phlm dd lieu dja chit dep va hoan chinh. Ddng thdi, de quan ly d d lieu dang text, ehung toi da
ehpn phan mem phy trg la Word vi day cung la phln mIm rlt p h i biln v l d l sd dung.
Khi xem xet he thong dd lieu dja ca md cho Ihly co hai loai dd lieu ehinh, dd lieu khong gian va dd lieu phi khdng gian.
DO' lieu khong gian gom cac d l i tygng ban ve nhy ban d l dja hinh, ban d l dja chit, ban do vj tri elc c6ng trinh, ban ve cac mat cat dja chit . Cac dd lieu nay dygc quan ly blng tpa dp va dyge chia thanh eae Idp thong tin khong gian nhy:
Lap thong tin nen: Cae m i c va dydng bien giao ranh gidi cho cae mo; dja hinh vdi cac dydng ding mde eao, cae bd ting, bai thai,,.; eae d l i tygng thuy van nhy song, suli, myang nydc..,; khu dan cy, nha xydng, ben cang, c6ng trinh eong cong.,,
- Lap thong tin dja chit: L6 via than, ddl gay, u l n nip, tuyen 16 khoan, thiet d l 16 khoan, binh do tinh trij' lygng, ding dang vach-try, mat e l l dja chit, ban do nham thach, ban d l hien trang khai thac, d l thai, thoai nydc, ban do k i t thue khai thac ...
- Lop thong tin khac: Dydng sit, 616, dien, he thing d p thoai nydc ...
Dd- lieu phi khong gian gom cac doi tygng dang text nhy elc bao eao dja chit, cle th6ng s i thupe linh cua cac d l i tyang khong gian nhy ten dydng quie 16, ten dia danh, ten song, eao dp, ten ddt gay ..
va cung dyac chia thanh eac Idp thdng tin nhy sau:
- Cac thong tin ve ca sa phap ly. Cac th6ng tin ve khai trydng mo, dien tich khoang sang dyge d p , Ird lygng tai nguyen theo cac d p try lygng, chit lygng than phan b l theo mdc, k l hoaeh khai thae, khu vyc do thai, s i lygng, chit lygng cae thilt bi phuc vy, cae chi" tieu kinh t l ky thuat chu y l u cua phyang I n dygcduyet...
- Cac thong tin thuoe tinh Ca sd dd lieu toa dp dilm cao dp, tpa do 16 khoan, cac th6ng s i v l c l u true dia chit, chieu day, goc doc vfa, tinh chat ca ly, mdc dp ndt ne, tinh phan Idp va mdc dp ngam nydc cua cac loai dIt da trong tdng khu vyc mo...
- Cac thong tin khac: Cae
KHCNM s d 7/2012* DIA CO MO
W"
Thong tin khoa hpc cong n g h ^ m6
CDiddQIIfu
i
Bin dd viina Itian Quiog Ninh
Binaddlahmhbltnllmi *t t6 dtno vtch - Irv via ThOng t6 il|i chSt od bin c i ^ via v»cfi,ltv via, c i c c h h r
ly a i vSch-irv
I
Khoanh ranh gUN khta Irir U9na
TingMyaAnlQaao Eiqjort lang fll« ~ da('
I
T^olHaada 1 (X. y. I) C h ^ trong phln mtm
1
Xay dkmg kh6ng aan X) b4
1
ma mo
i
Export sang Ha " dxf'
1
Gh«p vM Unh a6
BJr 06 4iJang ding chilu
1
day, g6c(16c 1
i 1
T(nh t o ^ Iru lui^ng thao kh6
W/nh •/. S a do h^ thong quan tri du" li^u dja cv md Bang 1. Tong hgp khoi luxyng cic l&p thong tin khong gian
TT 1 2 3 4 5 6 7 8 9
Ten mo
M6ng Du-ang Khe Cham Th6ng Nhat Mao KhS Nam Mau Ha Lam Mo 917 Na Du-ang Nui Hong
Ban ve da phan tich, tong /ipp va so hda Bin d6 die hinh
va IQ via than 01 01 01 01 01 01
01 01
MSt est dia chSt
19 18 21 34 22 25
23 12
Bin do tnj via than
30 28 5Via (30)
42 23 11
9 3
cot dm ting Id lihoan
200 200 120 690 107 424
143 137 thong tin ve khi tu-gng, khi hau,
dac diem dja chat thuy van, giao thong lien lac, dan cu", kinh te...
Tren co so" cac phcin mem da chQn li,>'a, cac lo^i d i j lieu du'p'c phan tich, long hiyp Sua vao he thong Sh xay dyng sa
d6 khoi quan ly dO lieu dja co mo phu h(?p (hinh 1).
He th6ng quan trj ca sa dO li^u dia ca mo (CSDLDCM) du'p'c he th6ng hoa theo hai dgng dO lieu cac lap thong tin kh6ng gian va dO' lieu cac lap thong tin thupe tinh nhu' da trinh bay a phln tren.
Cac 16'p thong tin khong gian dupe xSy di^rng va du'a v^o h0 th6ng quan ly, bao gom bSn d6 dja hinh va Ip vfa than dudi lap phu, ban d6 b6 tri cac c6ng trinh. ban do phay pha ki^n tgo, ban do tru vfa than phye vu tinh toan tru' lu'ang va tai nguyen, cac mgt cat (Sa chit, thi^t d6 cac 16 khoan, ban d6 nham thgch cua cac mo, va cac lap thong tin khong gian khac
Cac lap thong tin khong gian cua 10 mo than (Na Duang, Nui Hong, Mgo Khe, Nam M l u , Ha Lam, 917, Mong Duang, Khe Cham, Thong Nhat, Cao San) du'p'c quan ly tren phan m4m Mapinfo, AutoCAD. Khoi lu'ang cac lap thong tin khong gian cua 10 ma da du'ac xay di/ng va du'a vao he thing quan trj ca sa du- lieu (bang 1).
Cac lap thong tin thupe tinh du'ac xay dyng va dya vao he thong quan tri dy lieu, bao gom: eae bao eao dja chat, cac phy lyc tinh toan, tog dp eac cong trinh thSm do (16 khcan, hap, gieng, ...), eac thong so cua vfa than, cac so lieu ve da vach, da tru sat than, eac dCJ lieu dang text dyac lyu giCf dyai dang cae ban Word hoac Excel, cac bao cap thi nghiem tinh chat ea ly da mp, cac Ic'p th6ng tin thupe tinh khac.
KHCNM s o 7/2012* DIA CO MO
Thong tin khoa hoc cong nghe m o
Cac thong so dja chat cua
w
via than, da vach, da tru sat than, cac s6 lieu ve chieu day, goc doc via d y a c tong
Bang 2. Phan tich vi tong hgp dir lieu cua via than hcyp t d cac cpt dja tang 16 khoan, ... d y g e do tryc tiep tren mat eat dja chat, doi chieu vdi ban do dia hinh va
tong hp-p vao bang d d lieu, Ket qua phan tich, tong hgp the hi^n trong cac bang t d bang 2 den bang 5
Ten via
1(12) 1(12) V l l ( l l ) V l l ( l l ) Vll(11) V l l ( l l ) Vil(11) Vll(11) Vll(11) Ha(IOA)
Ten l6 lihoan
18 742 740 16 724 MD160
MD43 18 MD44
740 Tuyen
XIV XIV XIV XIV XIV XIV XiV XIV XIV XIV
Toa do diem 16 khoan
X
29723 29885 29282 29392 29455 29528 29580 29723 29834 29282
Y
297 90 286 00 175.50 165 00 214 10 610 00 140 10 597 90 150 30 175 50
Z
-280 56
•277 88 -63 74 -62 08 -134 44 -532 08 -85 15 -280 56 -146 32 -63.74
Chieu sau LK
(m) 297 90 286 00 175 50 165 00 214 10 610 00 140 10 297 90 150 30 175 50
Dp cao diyLK
-280 56
•277 88
•63 74 -62 08 -134 44 -532 08 -85 15 -280 56 -146 32 -63 74
Chieu diy via
(m) 3 63 2 41 9 0 1 7 10 6 04 6 41 6 39 6 59 8 04 1 39
Chieu day di ftep /so
idp 0 66/2 0 69/3 0 69/1 0 24/1
1 69/2 Chieu
day rieng than (m) 2 97 1 72 8 31 6 10 6 04 6 41 6 39 6 S 9 6 35 1 39
Goc doc via,
do 43 50 30 39 44 30 37 40 32 30 S a n g 3. Phan tich du' lieu tu- cot dja tang Id khoan
Ten via
V.I(12)
V . n ( l l )
V.Hanoi
V.H(IO) LK
18
^ B I .-_-,--
— —
y
rz^
ChiSu sau 16p vach/ tru ( m ) • i.Si 1 >
l l 9,8 ' • ' ^ n "
7.SS 7,0 2),60 1^1 S,Ji 13,W ',•1 14.2 12,1 7,60 19,0
19,60 6.10 12,85
Toa do di^m cat via
X
29723
27723
29723
29723 Y
132156
132156
432156
432156 Z
t-17.34
H7,34
1-17,34
H7,3' Chi6u
sau LK (m)
297.90
297,90
297,90
297,90 C«l cao day
LK
-280,56
-280,56
-280,56
-280,56 Do doc via (d6)
43
40
29
20 Cday
that toSn via (m)
3,63
6,59
1,22
3,10 C.day
dd kep (m)/
Sdlct
).66/2 C.d4y
rifing than
2,97
6.59
1.22
3.10 Lcip vach Chi^u sau m
9.63
84.47
117,2(
218.70 C«l cao Z
-I-7.71
-67,13
-99,86
-201.36 Ld Chieu sau m
14.60
91,00
118,60
222,00 D tru
C6t c a o Z
+2.74
-73.66
-101.26
-204,66
KHCNM S 6 7/2012* DIA CO MO
mmmmm^f^
Thong tin khoa hpc cong ngh# mo
Bang 4. Phan tich vi tong htpp Ten
via 1(12) 1(12) V l l ( l l ) V l l ( l l ) V l l ( l l ) V l l ( l l ) V l l ( l l ) V l l ( l l ) V l l ( l l ) H a ( 1 0 )
Ten to tihoan
18 7 4 2 7 4 0 16 7 2 4 M D 1 6 0
M D 4 3 18 M D 4 4
7 4 0 Tuyen
X I V X I V X I V X I V X I V X I V X I V X I V X I V X I V
Chieu sau vich, m m 9 6 3 1 6 1 0 8 0 0 6 7 . 6 5 71 0 0 9 7 8 0 9 1 . 7 0 8 4 4 7 2 5 10 3 5 7 0
Z 7,71 - 7 9 8 1 0 3 , 7 6 3 5 2 7 8 6 6 - 2 1 , 0 0 - 3 6 , 7 6
• 6 7 13 -21 11 7 6 0 6
dt> li^u ve di vich via than Di vich Sit than
m Z
S6I lidl m
6 4 Z
- 1 4 71 B^l Itil m
9 6
1 6 7 2 3 2 6 5 10 4 5 3 0 4
5 3 6 6
Z 1 7 3
1 2 0 5 5 8 5 1 5 2 - 1 0 6 -6 4 - 6 1 9
-8 1
Cil kSI m
9 1
2 5 4 3 9 2 0 6
5 6 Z
1 1
1 4 8 - 2 5 - 4 1 3 - 2 5
Cuqi, san l<et m
0 6 55
Z
-33 7 30
S a n g 5.
Ten via
1(12) 1(12)
Ten LK
18 742 740 16 724 M0160 M 0 4 3 19 M 0 4 4
740
Phan tich,
- -
XIV XIV XIV XIV XIV XIV XIV XIV XIV XIV
tong hg'p dO' li^u vi di try via than T'o? d g lo khoan
X r3723 29885 3 9 ; B 2 29392 39455 29538 ::o5eo
^9723 29e3'1 29282
Y
•132156 432236 431950 432003 432022 4 32050 43:073 4 32156 432208 431950
Z 17 34 8 1 2 111 76 102 92 79 66 76 80 54 94 17 34 3 99 111 76
Chieu sau try
m 14 60 19 90 16 10 76 80 79 40 105 20 99 70 91 00 34 70 37 30
z 2 74
• 11 78 95 66 26 12 0 26
•28 40 -44 76 -73 66 -30 71 74 46
Ditry Set t h a n
m
6 7 z
-6 4 S61 k6t m 1 8
12 1
1 0
3 2
1 2 1 z 0 9
83 6
-7 4
-76 8
62 4 sot k6t m 4 1
26 0
13 3 z -3 2
0 1
-58 1 Ci\ hel m 2 7
22 5 20 7
z -14 5
-29 9 -49 1
CuQj ket m
1 1 z -15 6
Khoi iycfng cac Idp thong tin thuoe tinh cua 10 mo da 6w(?c xay dyng va dya vao he thong quan tn ca sd d d lieu va 6w<?c trinh bay d bang 6.
Tren co" sd he th6ng dd lieu dia ca mo da xay dy-ng, cho Bang 6. Tong hgp khoi Iwg-ng
phep giai cac bai toan khac nhau trong cong t^c danh gia kha nang ca gidi hoa khai thac cac khoang sang than, via than hay cac khoanh than trong ph?m vi nghien cdu Cac dng dgng cy the nhy xay di/ng b i cic thdng in thu^c tinh
m^t mo 3D, xay dyng cac ban do dong d i n g chieu day, goc doc, tinh toan trd lyg-ng than vdi cac tieu chi ve chi^u, goc doc theo cac khoi kien tao, danh gia da vach, da tru v. v..
va cac bai toan khac phuc vu
TT
1 2 3 4 5 6 7 8 9
T&n mo
M6ng Dirong Khe Cham Th6ng N h i t Mgo Khe Nam Mau H a L S m 917 Na D i / c n g Nui H6ng
So tuyen khoan
19 18 21 34 22 25 11 23 82
S6l6 khoan
200 602 120 690 107 424 144 143 437
Tong so via
30 28 5 42 23 11 16 9 3
So Idp
210 1325
1514 952 1014
123
L 6 p vich (s6 lop) Set
than 23 78 31 120 39 105 61 17 10
S6t k^t
142 180 133 280 219 260 267 45 17
BOt k^t
192 214 318 314 528 218 418 37 15
C^t k^t
319 178 307 278 493 208 369 23 6
CuOi kgl 267 267 168 167 21 160 222 10 3
L6p fr(j (so lop)
Set than 32 56 19 156 21 125 24 18 30
Set k i t
70 120 74 220 182 210 140 48 21
30tke
363 410 220 510 138 310 161 36 39
Cat k i t
88 85 85 285 53 285 28 28 14
CuOi 1(^1
7 38 22 138 0 105
8 8 6
KHCNM S 6 7/2012' DIA CO M(J
Tiiong tin l^hoa hoc cong nghe mo
"®
cho cac muc dich khac nhau cua cong nghe.
* Xay d y n g b§ mat mo trong khong gian 3D
D§ xay dyng be mat mo trong khong gian 3D, vdi he thdng dd lieu dja co* mo, c6 th§
sd dung phan mem Surfer Day la ph^n mem chuyen dung cho cong tac xay dyng be mat dia hinh td mot so diem cao do tren b§ mat dia hinh. Muc tieu dng dung phan mem nay la chia d^u khu vyc can the hien
(Xm,m, Ym,n - X m a . , Ymax) t h a n h
tap tin lydi dd lieu g6m cac hang va cot tuy theo sij- lya chon cija ngydi sd dung Sau do di/a vao cac thuat toan noi suy d l tinh gia tn dp cao cho cac di§m nut cua Jydi tren ca sd cac 6\km do cao da bi4t.
Nhy vay, bh mat mo se dygc th§ hien bang cac hinh hop chd nhat ma m5i hinh dygc th§ hien bang toa dp cija b6n dilm nut.
D I CO t h i chay bang phan mem nay, c^n phai co tep dd lieu "*.dat" t h i hien ba cot x, y, z va phai hieu chinh 6^ qua trinh noi suy tep lydi b l mat phan anh trung thyc b l mat that ciJa mo
Sau khi da co tep dd lieu tJai dien cho toan bo b l mat mo, lap file dd lieu 3D "*.grd", xay dyng khong gian 3D trong may phu hgp vdi khong gian that cua b l mat mo. Be dat dygc muc tieu nay, ngoai anh hydng cua thuat toan noi suy con chju anh hydng rat Idn ctja qua trinh chpn kich thydc lydi 6 vuong va ty 1$ hgp ly gida cac chieu khong gian x, y, z. Vi dij, khi kich thydc lydi qua Idn thi khong the phan anh chinh xac
b l mat mo, nhyng vdi kich thydc qua nho thi qua trinh tinh toan se cham va khong can thiet. Vi vay, sy lya chpn kich thydc mat lydi va ty le hgp ly tuy thuoe vao tdng dieu kien ci^ t h i cua tdng viJng mo nen phai khoanh ranh gidi d l tgo ra mpt dja hinh nhm trong ranh gidi mo can tinh,
Trong Surfer, chpn I0nh Grid - data, hipn bang Grid data nhy d hinh 2
Tren thanh cong cu trong Surfer chpn bieu tygng ^ ^ ! lNei.v3D5urFace|hien bang nhy d hinh 3,
Trong hinh 3, chpn file Grid
"Be mat" - Open, se c6 b l mit dja hinh 3D cua mpt mo co trong he thong dd lieu dja ca mo.
B l m|it dia hinh 3D cua mo Mong Dyang dyac the hien a hinh 4.
* Xay dyng mat cat khi co mo hinh b l mat mo d y d i dang 3D
Mpt dac tryng quan trpng ciJa qua trinh tinh toan la khi da CO md hinh b l mat mo dydi dang 3D, diing modul cM mat c^t 6^ tao ra cac mat cat theo mpt dydng gap khuc va dydng
nT7JI....L....JL..,.,.l.,.i...J„„,,,.H,.,i...'i.„i.,/l.i..,,...,.i.it|...T:Tr
Hinh 2. Bang Grid data de khai bio cic thong so dO" lieu can tinh toan
Hinh 3. Bang Open Grid de mo- file can tinh toin
KHCNM s 6 7/2012* DIA CO MO
®"
Thong tin khoa hpc cong ngh$ md thang (la trydng hgp eg thecua dydng g^p khuc). V l m^t t i n g quat, co t h i l$p m$t cSt qua n b l mat khcic nhau (n=1. ).
Dja hinh hi$n trgng cua mo dygc t h i hi#n bang file Htrang.grid, dia hinh d^y mo the hien bang file DAYMO.grid, vach via can t h i hien bing file VACHVIA grid, tru via t h i hien bang file TRUVIAgnd Kht chay modul cat m^t cJit the hien g i m 4 dudng. Dudng the hien b l mat dia hi nh hipn trgng, dudng the hien dja hinh d^y mo, dydng t h i hien vach via, dydng the hien tru via. Mat cat nay the hien tryc t i l p trong chyang trinh Surfer ho^c Mapinfo. Khi sd dung chygng trinh Mapinfo, co the bien tap hoac tinh dien tich khoang gida hai dydng mpt each dan gian va nhy y muln
* Xay dipng ban dd dong dang chieu day, goc doc trong Surfer
Hieu qua khai thae phij thupe chij y l u vao cac yeu to anh hydng den cong nghe sd dung. Doi vdi cong nghe ca gidi hoa khau than d 16 chg, dieu kien dia chat va ky thuat mo la hai yeu to quyet djnh kha nang ap dgng thiet bj khai thdc va hieu qua kinh t l . Td to hgp gida ehieu day via va goc doc via, CO the xac dmh dyge dong bp thiet bj eg gidi hoa phu hgp, dem lai hieu qua san xult cao - Chieu day via' Day la mpt trong nhdng thong so anh hydng trLPC tiep den lya chpn thiet bi khau than, nang suat cua may khau cung nhy dong bp cac thilt bi chlng gid trong qua trinh khau than, cac nha
Hinh 4. Dia hinh be m0t md san xult thilt bi ca gidi hoa da thiet k l e h l tgo cac ehung loai thiet bi cho via c6 chilu day r l t mong (0,8-1,2m), via mong (1,2-2m), via trung binh (2- 3,5m), via day (3,5-5m) va via rat day (>5m). Pham vi nghien cdu dyac md rong phan loai chilu day via d toan bp cac via than dya vao danh gia.
- Gdc doc via: Cung nhy chieu day via, goc doc via la yeu t l quan trpng anh hydng d i n phyang tien ca gidi hoa khau than, Cac via thoai (0 - 18°) va via d i e thoai (19° - 35°) thugn Igi cho eong tac ca gidi hpa. edn via d i e nghieng (36° - 45°) va d i e ddng (46° - 90°) gay kho khSn trong eong tac chong gid, khIu than va dieu khiln da vach,
D l xay dyng dydng dong ding chilu day va goc die, ta can phai co t$p dd li$u "*.dat"
the hien cac cOt x, y, m, tp dgc tryng cho via c I n tinh toan va dya vao phln m I m Surfer.
Bang 7 t h i hi$n d d li$u chilu day va g6c d i e via G(9) mo than Mong Dyang.
Mdng Duvmg du^ dang 3D Trong qua trinh xay dyng dydng dong d i n g chieu day va goc d i e eho vfa than, can dac biet quan tam den phan chia via theo cac khoi. cac khli nay dygc gidi han bdi cac ranh giai ty nhien (phay pha kiln tao, true u6n nep . ) hoac ranh giai ky thuat nhy ranh gidi khai thac Ip thien - ham 16, gidi han cac trg bao ve cac d l i tygng ty nhien hogc nhan tao tren mat dia hinh ho^ctrong 16 . Dodo, ta phai chia khoi tinh trd lygng va tao dydng bien cho kh6i chinh la eac ddt gay va dydng ranh gidi mo.
Tren ca sd he thing dd li?u nhy d bang 7, nhom thye hien d l tai da sd dung phln mem Surfer d l xay dyng cac ban 6h dang chilu day hay dang goc d i e vdi cac khoang phan chia theo ^ tygng da dygc dy kiln trydc (hinh 5).
T d cae t$p d d lieu, tiln hanh xult cac gia trj tpa dp X, Y cua dydng ranh gidi khli ra bang Excel d l dya vao si>
dyng tinh toan trong phln mIm Surfer (bang 8).
m
KHCNM SO 7/2012' DIA CO MOThong tin l<hoa hpc cong nghe mo
Bing Ten 16 Ifboan
453 MD151
MD55 711 713 714
7. DO' lieu (trich) chieu day va goc doc via G(9)
Tuyen X 428911,00 429014.72 429050,21 429102,28 429174,13 428977,40
Y 2328818,20 2329414,03 2329527,77 2329629,43 2329844,81 2329316,58
Z 19.59 89,97 49,17 84,09 32,94 106,98
Chieu sau id Ifhoan
(m) 250,3 408,00 145,00 200,80 219,90 227,50
md Mong Duvng Cotcao
diylo khoan 230,71 -316,66 -95,83 -116,71 -186,96 -121,52
Chieu day toin
via (m) 2,94 6.20 3,51 1,84 2,44 6,92
Chieu diy da k^p/so
lop 0,65/1 0,46/1
0,78/1 Chiiu d^y rieng than(m)
2,29 5,74 3.51 1,84 2,44 6.14
Dpddc via, d9
40 43 23 20 30 Tinh toan tai nguyen
phan chia theo c h i l u day va goc doc via
Khi sd dung he thong dd lieu da dyge xay dyng va phan mIm Surfer d l tinh toan trd lygng tai nguyen, can phai tiln hanh qua cac bydc sau:
Tao file dirlieu tinh toan:
Trong Surfer, md bang dd lieu tinh toan dyac quan ly trong trang "New Worksheet"
eua Surfer. Xac dinh cpt dd lieu c I n thilt de chay trong Surfer theo yeu c l u , g i m cpt X, Y, m (chilu day), q) (goc die) nhy d hinh 6
Xay dung ban dd ddng ding chiiu day va goc doc:
Viec xay dyng ban d l dong d i n g chilu day va goc d i e dygc tiln hanh cu the nhy sau:
Trong phan m I m Surfer, chpn Grid - data - chpn file VG(9), hien bang Grid data.
Trong cac cpt d d lieu (data columns) ehon cpt X, Y, m (chilu day rieng than) neu ve dydng ding dang chieu day va ehon cpt X, Y, a. (goc doc via) nlu ve dydng dong dang goc doc.
Tinh triJ' lu^ng via theo chieu day, g6c doc trong Surfer:
•^^Twri/iTnBsS M /iwsn^^rTl/ ^
K Asians
\j( V /
^flWrX
Hinh 5. Bin do dong dang chieu diy via G.9 mo Mong Duvng
H
Cac kit qua danh gia moi tyang quan gida chilu day va goe doc via vdi tong trd lygng CO kha nang ea gidi hoa phan Idn tap trung vao cae khu vyc via c6 goc die td 18° d i n 35°, chiem 98,81 % va chilu day via t d trung binh d i n via day, d l xac dinh pham vi nghien cdu lya chon sa do cong nghe ea gidi hoa khai thac va ding bp thilt bj ea gidi hoa khIu than, chlng gid va van tai.
Trong Surfer, xay dyng hai file '".grd" mpt dai di$n cho chieu day via va mOt dai dipn cho goc doc via, tao lydi eua hai tap tin nay, ea hai lydi phai sd dung cijng mpt kich thydc va cung mpt so lygng hang va
cot, Tinh chinh xac cua tinh toan phy thuoe vao so lygng eae dydng lydi trong file lydi.
Khi mpt trong cac be mat lydi trong co chda cac 6, hoac khu vyc quan tam la mot tap hgp con ciJa toan bp lydi, se xuat hien loi bo sung. L6i nay eo t h i dygc giam thilu blng each xac djnh dydng lydi nhilu han trong cac hoat dpng gridding.
Nhy vay, khi ehia khu vyc. can tinh toan ra cac 6 lydi cang nho thi dp ehinh xac cang cao.
Ap dyng modul tinh toan
"Grid Math" d l dya c6ng thdc vao tinh trd lygng cho tdng khoi da chia theo vfa.
Chpn lenh Grid-^ Math hipn bang hpi thoai nhy d hinh 7
KIlCNM SO 7/2012* DIA CO MO
^
W'
Thong tin khoa hpc cdng nghg moSang 8. Ranh gi&i khoi tinh tru- lu^ng via G9 md Mdng Duvng
Khdi 1 91 429774
429207 0 2328986
2328937 Kh6i 2 170 429472
429802 0 2329985
2329902 Khdi 3 39 430042
430319 0 2329926
2329961 Kh6i 4 44 430392
430613 0 2329975
2330015 Kh6i5 193 430906
431100 0 2330129
2330346 Khdi 6 114 431564
431549 0 2329654
2329430 KhSi 7 55 431896
431607 0 2329283
2329577
i-.AaWWnt J AI * n
juLAjajLJiMUiiuMum 'iiiiiin t nr)t^iemmitim
t vcC*]mxio>* 1
1^'
"ST'T'-^H' '-•" "iti'--^-;
T7T |65S
1
"T
9 4
%
t 7 1 9
A H B q c B 0 1 E
T t a J T t n L K VO(9) VCK?) VOC9) VG^>
V O ? ) VG<9}
453 MD151
MD55 711 713 714 MD3 VMS
T o j t a X Y I 428911«)'2328818.?'l
^
Z 1 9 J 9 1 '429014.72 232»41'l.i'.' 8»,gT
I i"
n
Q 4 2 9 0 5 0 J I 429102.28 429i'74.13 4 2 8 9 7 7 ^ 429151/36 429186>»
232952' '7 232962'J.43 2329844 .SI 23293 l 5 J 8 2329153.69
84.09 32.94 106,98 67.19 232926629 55.83
CSku a
LK 250.3 4 0 8 P 0
219,90 2 2 7 J 0 115.70 141.20
H 1 * 6t 6ij U^y lolc 230.71] 2.94 .316.66'0.20 . 9 5 . 8 3 ' 3 J 1 .116.71! 1.84 .186.961 2.44 ,121.52! 6.92 .48^2] 32i .85.3713.36
i k 1 L
at b ^ )hj tb 0)65/1 2.29 0 4 6 / 1 5.74 3 ^ 1 1.84 0.78/1 6.14
3 J 5 3.36
H 0 i l ^ t K t t T t b Me 2.94 6 2 0 3 j i 1.8^
2/W 6.92
239 5.74 3.S1 1.84 2.44 6,14
P - tt
n o A K r K o i
T r*)
40 11.]] 71.46
"43 23,40 77.40 23 , 13Xt8 30.00 20 i - '46.00 30 1 9.42 '30,99 3 2 5 3,25 45 [26.71 32JD5 3,36 3.36 28 | 11.68 ' 89.47
r s
^ ' • '
(..
< • i 2' t-J . •- - 1. ; '^'^.
2 ; . 4 .
*-'5.i ; , . -
? w a - J H/n/i 6 Sang c/i>' //et/ tfu-a v^o surfer de tinh toan
Trong bang hpi thoai, chpn 2 file CHIEU DAY grd va GOC DOC.grd gom cae thong so v l toa do 16 khoan, chilu day, goc die via Hai file nay phai tyang thich v l kich thydc va cung mot s6 lyang hang va cot
* Cdng thdc tinh t r d lygng:
C = m ' cos(a/57,32)' S * y
Trong do m: Chilu day via, m ; a: Goc doc via (Radian) , S Dien tich 1 6 lydi, m2;
y: Khoi lygng the tich cua than, T/m'.
Qua trinh tinh toan se cho ra cac kit qua cua tdng 6 lydi tyang dng vdi m l i gia trj chilu day va goc doc dac tryng cho tdng 6 se cho k i t qua tinh try lyang dai dien cho 6 Jydi do.
Td cac kit qua cua 6 lydi 690 tryng. ta se tong hgp gia tri trd lygng theo tdng khoang chilu day va goc via.
liVUtGrid EOlEUDAYVGOtvd HEV(H]CDOCVG|S)ijd
H v a h n l t e i r f » i f a « W , f t ' A/coi(B/57.3:r;a)o*i.6
OUUNCGnjFb:
E|mUtU0WV6(9)44|
y « a b b e i a t i H t n d b n ncmeoVdue < 1 W i Q i d t . . . |
1 MW^.. J
. i H t w t ^ l ^ - nmev*isUnr>thtH«tow.
M
L s J
| 0 l * 1 a^" i Hinh 7. Bing Grid Math de tinh frd luv'ng Nhy vay, de co t h i quan trj d d lieu dja c h i t dep va hoan he thong dd lieu d|a ca mo,
viec sd dyng cac phln m I m Surfer, AutoCAD, Mapinfo, Excel va chpn them p h l n mem phy trg la Word de quan ly d d lieu dang text la phu hgp vdi dieu kien thyc t l va thugn tien s d dyng khi ap dung cho cac doanh nghiep san xuat than. Surfer co t h i k i t hgp vdi AutoCAD, Map- info 6e cho mpt bp san p h l m
chinh, dap dng d y g c nhu cau quan trj, tra cdu tai lieu va co kha nang s d dung vao cac myc dich khae nhau.
Mat khae, cac bang dd lieu xay dyng dan gian, d l sd dyng, dong thdi cung cho phep cap nhgt lien tyc cac thong tin khi t i l n hanh cac eong trinh tham d6 hay cap nhat dygc trong khai thac d cac giai doan sau. /.
KHCNM SO 7/2012* DIA CO MO
