Thong tin khoa hpc cong nghe m o
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NGHIEN CUU XAY DlTNG CO SO DU LIEU D|A CO MO PHUC v y NHU CfiU PHRT TRI€N CO GIOI HOH, HI6N Dfll HOfl
khai thac than of Viet Nam
So far, the mine mechanical database have been considered as an important factor in investment of the exploratory works, forecasting the geological conditions, determining the mining technological solutions (opening, developing and mining plans ..), planning the mining development and reasonably utilizing the natural resources. The paper introduces the initial research results on the establishment of the mine geomechanical database for serving the mechanization and modernization development in the coal mining industry in Vietnam
KS. PHAM DAI HAI KS. DO KIEN CUONG KS. NGUYEN THj THANH VAN
va nnk
Viqn Khoa hgc Cong ngh^ Mo - Vinacomin
Cung nhu cdc khoang san cd ich khic, khoang sang than Id mdt ddi tuang t u nhien da dang vdi hdng loat cac y l u to dia ca md phdc tap, ed anh hudng thuan Igi hoac b i t lai cho cdng tac khai thac md. V i n d i dat ra khi cdng nghe ngdy cang hoan thien, ea gidi hda khai thac d i n d i n thay the cac cong doan khai thic thu cdng trudc kia, cd nghTa Id cdng nghe khai thac ngay cang duac hoan thien de thich dng vdi cac dilu kien dia co md von cd trong t u nhien cua moi khoang sang than
Oe tiln hanh ca gidi hda cae qua trinh khai thac, phai nhan biit duac d l i tuang khoang sang than c i n khai thae bao gom, mdc dd tru luang tin cdy, cac y l u t l dja-ky thuat md, sy anh hydng cua cae ylu to dja ca md d i n e6ng nghe khai thac Ndi mpt cdch tong quat la dinh gia tong hap try lygng than theg c i c yeu t l dia - ky thuat md va cac qua trinh dia ca mo x i y ra trong qua trinh khai thac Day la van
de tong the, cd anh hydng true tiep tdi hieu qua khai thic cdc khoang sang than
oanh gia tdng hgp cac md than l i nghien edu, xem xet lai toan bd su hoat ddng cua mdt md (ham Id vd Id thien) qua cac giai doan Tham dd dia chit, thiet k l xay dung, heat ddng san xuit khai thac, hoat ddng ky thugt-kinh te qudc dan ndi chung Xay dyng ca sd dd lieu dia ca mo se la ca sd d l xem xet, ddu t u cho cdng tac tham dd, du bdo cic dilu kien dia chit mo, xac dmh eac giai phap ky thuat khai thac (md vfa, chuan bi khai thac), du bao phat tnen cdng nghe khai thac, quy hoach phat triln khai thac, sd dung hap ly tai nguyen.
O l i vdi cdc md khai thdc Id thien, chat lugng cua edng tac nghien cdu dia chit, dia ca mo cung cd nhung tdc ddng khdng nho. Khi khdng hilu rd, chinh xac dieu kien dja ea hgc cua d i t da md se eo t i c hai r i t Idn d i n edng tdc khoan nd min, ble xuc, van chuyin ddt da vd tinh toan I n djnh bd md
LHien trang co's&du'lieu dia CO'mo cua eac mo than
Nhin chung, cac md tiln hanh khai thac than him Id hay Id thien d cae khoang sang than hau hit da dugc tiln hanh qua cac giai doan td tham dd sa bd d i n tham d6 ty my, nhilu md da tiin hanh tham do b l sung va tham do khai thac. Cac tai lieu duac thanh lap trong cac giai doan tham do bao gdm
- Cac ban Idi: Bao cao kit qua tham dd dia chit cua tu'ng giai doan eac bao cao trinh bay chu y i u khoi lugng cdng tac tham do va tinh toan tru tuang than, k i t qua thi nghiem chat lugng than (chu y i u la dd tro eua than Ak), dilu kien dia ly, k i t qua sa bo cdng tac nghien cdu dia chit cdng trinh • dia chat thuy van Mdt sd bdo eao cdn d i d p d i n mu'C do chda khi cua vfa than.
- Cdc ban ve: Cac ban ve trong cae bao cao tham dd bao gdm: ban d l Id via than dudi Idp phu (bao gom ca ban do dia hinh), cot dia ting lo khoan, ban dd dang tru cua cac vfa
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Thong tin khoa hgc cong ngh$ md
than, ban do phan khoi v i tinh tru' lugng eac vfa than, doi khi cd bao cao xay dgmg ban d l phan b l Ip vfa thep mu'c eac vd ban do phay p h i kiln tgo,
1 2 Tai li$u dia chit khai thdc:
Khi mdt khoing sang than dygc dya vao xay dyng vd khai thac, cdng t i c d|a chat md bit d i u dygc hinh thanh nhim chuan hda lai cac tdi lipu dia chat thyc hien trong giai dogn tham dd ldm ca cd dilu hinh trong qua trinh san xuit eua mo. He thong tai lipu nay bao gom:
- Cac mgt d t dpc thanh 16 t h i hien d u tao, ddc tinh va cac dac diem b i t thudng cua dit da theo tgan bd chilu dai dudng Id di qua
- C i c mat d t ngang, cat doc cua thdnh Id chg khai thac than nhim ghi nhan Igi d u tao, dac diem dia chit vfa than, ede Idp da kpp, da vach, da tru eung nhu cac bilu hien b i t thudng
Trong thuat ngu chuyen mon, cac t i i lieu n i y thudng dugc ggi la nhat ky dia chit dudng 16 hay nhit ky khai thac.
Hang ngay, c i c can bd dia chit cua md cd trdch nhiem egp nhat thu'dng xuyen v i dua len ban do khai thac, tren ca sd dd, cac ky su cong nghp se dilu chfnh Igi cac chi tilt trong thiit k i cho phu hap vdi tung dilu kien cu t h i
1.3.Tai lieu ve ket qua nghien cCru va thi nghiem cac dli tieu CO iy da mo.
Cdng tac nghien cdu tinh chit ea ly dd md dugc triin khai thuc hien ngay trong cac giai doan tham dd, tuy nhien d giai doan ndy cdn sa sai v i da
phan chua dap u-ng phuc vg cdng tdc diiu hinh san xuit cua md.
Sau khi dudng Id dugc khai thdng v i c i c dipn khai thic dugc md, cdng tdc nghiin cdu tinh chit ca ly da md dugc tiln hdnh mpt cdch chi tilt. Trin ca sd nay, cac ky su eong ngh$
dilu chfnh Igi cac thilt k l va dac bipt la xay dyng cac chf tieu san xuit cho phu hgp Tru'dc day, cdng tac thi nghipm dygc tiln hanh ning, ngay nay cdng tdc nay dygc thp'c hipn dong thdi vdi vipc xay dyng cac ban do nham thgch va g i n kit cac so li$u thi nghipm Trin ca sd do, se tinh t o i n khli lyang d i t da tuang thich cac chf tieu kinh t l ky thuat theo hanh trinh dydng Id di qua (dli vdi cae md ham 16), khoi lugng khoan, no min, ble xuc, van tai eung nhu tinh t o i n truat Id bd mo (dli vdi cdc md Ip thien)
C i c thdng so ca ly d i md thudng dugc tiln hinh nghien cdu nhu: dp b i n nen (5n), do ben keo (5k), trpng lugng the tich (Y), ty trpng (A), do I m khd gio (Wkg), dp am bao hoa (Wbh) v i tinh t o i n chi tieu cong nghp (hp s6 k i i n c l ) theo Protodiakonov C i c bdo cao g i n day cua Vipn Khoa hpe Cdng nghp Md - Vinacomin cdn tinh theo chf tieu eua Baron. Trong nhu'ng nam 80 cua t h i ky 20, cdc cdng trinh nghien cdu tinh c h i t ca ly da mo cdn de cap d i n c i c chf tieu ve md dun d i n hoi (E), hp s l Podt sdng {)>.). tuy nhien, nhung nam gan d i y cac chi tieu niy it duac nghien edu.
o l phgc vg cong tdc ca gidi hda khai thae, mpt so chf tieu
cdng nghp duac sd dung nhu d | can d t cua than, dp mal mdn cua d i t da; tuy nhien cae th6ng s6 nay g i n nhy khong dygc thi nghipm, chu y l u la tinh toan chuyin d l i hoac lly tu'gng ty nhy cac be than eua Lien bang Nga
2. Cac chi tieu dia - ky thuat mo du'gc s d dgng d l danh g i i kha nang co* gidi hda mot k h l i , mpt khu vyc, mgt via than.
Y l u t l ehllu day vfa than:
Chilu d l y via than la mpt nhung thdng so i n h hudng tryc t i l p d i n nang suit cua m i y De phu hgp vdi cong nghe, chilu day vfa duac chia ra nhdng logi sau: vfa rit mdng (m = 0,8 -^1,2m), vfa mong (m
= 1,21 ^ 2.0m), via day trung binh (m = 2,01m -H3,5m), vfa day (m = 3,51m-i-5.0m), via rat day (m > 5,0m).
Y l u t l gdc doc vfa: Goc die vfa cung l i y l u t l quan trpng anh hudng d i n phyang tien ca gidi hda chong gid v i khiu than. De phu hgp vdi cdng nghp khai thic, g6e doc via cung dugc chia thdnh 4 nhdm vfa, Cg t h i Id via thoai (a= 0 + 180). via doc thoai ( a = 190 + 350), vfa d i e nghieng- (a= 360 + 450), vfa doc nghieng va doc ddng (a= 460-^900).
Y i u to phay p h i kiln tao, Phay pha kiln tgo l i mot trong nhdng y l u to anh hydng rat nhieu d i n phyang phap chuan bj rupng md, chpn he thing khai t h i c va cac thilt bj d gyang Id Ddi vdi via thoai, niu rupng mo gap nhieu phay pha, cac chuyen gia cdng nghe thydng chuyen phyang phap khai thac hgp ly Trong trudng
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hgp khu vuc dy kiin ap dgng eg gidl hda ggp nhiiu phay pha kiin tao se hgn c h i chieu dai theo phyang v i ehilu dai Id chg . o i l vdi cdc khu vyc bj anh hydng cua phay pha kiln tao, thi tinh chit da vach va d i tru eung nhu cac thdng sd khic cua via than bj thay doi lam anh hudng khong tot cho edng tdc ap dung ca gidi hda
Khi via than ehu'a khi. Neu cae vfa than c6 dp chda khi t u loai I trd len, khi ca gidi hda khai thac than d 16 chg nhit thilt phai su dgng cdc thiit bj phdng nd. Thyc t l , cdc thiit bi ca gidl hda phdng no ed g i i thdnh cao han cae thilt bj khdng phdng no t d 2 ^ 3 lan Dong thai, trang bi bao hp cho cdng nhan rit phu'c tap vd c h i dp lam viee phai nghiem ngat, sa dd edng nghe phai tinh toan ky ludng d i n van de anh hudng cua khi Ndi chung, d cdc mo chda khi, khi ca gidi hda phai than trong td khau chpn lya thilt bj d i n cdng nghe khai thic vd phdng hd lao ddng, bdi vay gid thanh tan than khai thic duac s§ cao han md khdng cd khi
Khi vfa than ngam nudc : Khi ca gidl hda khai thdc than cd mdc do nggm nude cao, se anh hudng d i n nang suit cua mdy va g i y khd khan khdng nhd d i n d i n kha nang chdng dd cua eac vi (giin ehing) v i qui trinh dilu khien d i vach trd nen phdc tgp. D i e biet khi vfa than ngam nude se lien tgc gdy Id guang, dd 16, lam cham
•qua trinh tien guang va nang suit khai thac thip.
Sy anh hudng eua da vach din cdng tac ca gidi hda
N i u vdeh tryc tiep qua y l u (ddi khi trd thanh vach gia) se gay khd khan Idn cho vipc ap dgng ca gidl hoa khai thac.
D i l u nay t h i hipn kha ro trong thyc t l san xuit, khi Idp da vach tryc tiip qua y l u se b| ha cung vdi q u i trinh khiu than, do vgy se tgo ra khoang trong Idn tru'dc may Ngygc Igi, khi vach trg'c tiip qua ben vdng se r i t khd khdn cho vipc dilu khien d i vich - nghTa Id da vach khdng xuong v i tgo ra khoang khdng gian rit Idn sau gyang 16 chg khdng du'pc lap day (trong trudng hgp ndy thudng xay ra vach nang).
Sy anh hydng cua da tru d i n cdng t i c ca gidi hda: Ooi
•vdi cac 16 cha ap dung ca gidi hda, khi da tru mem y l u (he so khang n l n nhd) se gay lun gian chong hay vl chong, td dd gay ra ndi ndc vd lam d l Id.
o i l vdi cac khoang sang than d Viet Nam, khi Idp da tru tryc tilp l i set k i t hay bdt k i t y l u se gdy ra hien tugng nay. Do vgy, khi d i u t u thilt bj ca gidi hda, can tiln hdnh thi nghiem xdc dmh he so lun n l n d l cd bien phdp gia c l nang eao kha ning chju tai cua tru vfa.
Tren ca sd nhu'ng phan tich d tren cho thiy, d l d i u tu ea gidi hoa Id chg, can tiln hinh nghien edu da vdeh da tru mdt each ky luang. Can cu' vao tinh chat ca ly va dac tinh cua dd vach, d i tru cg the cua khoanh than d l chpn thilt bj ca gidi hda vd thilt bj chdng gid mpt each phu hgp,
Sy anh hydng lyc khang d t cua than (A): Luc khang d t cua than (A) la mgt thdng so quan trpng khi dp dung ea
gidi hda 6e khau than phai dugc d l cap tdi, nhim muc dich chgn lua Igai may thich hap chg tung loai than cd luc can d t khae nhau,
Dya vdo lye khang d t cua than, cac nha cdng nghp chia ra ldm ba loai, cu t h i nhy sau- than mem (A= 180 KG/cm^), than ed dg cu'ng trung binh (A
= 180 -^ 240 KG/cm^), than cdng (A = 240 ^ 360 KG/cm^)
Tren ca sd cac phin tich tren, hp thong dd lieu dia ca mo dygc x i y dung dam bao tien ich eho cho vipc tra cu'u va tinh toan cac thdng so phgc vu eho viee danh gia kha nang ap dung edng nghe ca gidi hoa d cac khodng sang, cac mo than
3. Lya chpn p h l n m I m v i cac nguyen t i c chung v l xay diFng ca s d d d lieu ddu vao cho he thong quan trj d d lieu Lua chon phan m i m quan trj du lieu
Hien nay, d Viet Nam, cd rit nhilu phln mIm dng dung duac nhap t u nude ngoai cd kha nang luu gid, quan ly ca sd du lieu. Cac phln mIm dd hga duac nhilu ngudi bilt den nhu: AutcCAD, Microstasion, Mapinfo, Surfer, Surpae,,.
Phln m i m AutoCAD. La mpt phln mem do hog rdt manh duac vlit d i xd ly, thilt k l cdc ban ve kiin true, thilt k l xay dung, thiit ke chi tilt miy. ., diem y l u cua phan mIm nay l i eac d i l tuang ban do chi quan ly bang mdt hp tpa
do o i
capPhln m i m Mapinfo: La phln mem phuc vu cdng tac quan ly cac dd lieu khdng gian vd phi khdng gian Day la phan
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Thong tin khoa hpc c6ng nghg m6
m i m chuyen quan ly thing tin ban d l . C i c thong tin dugc quan ly theo cac Idp, mdi mOt Idp thdng tin gom. d l i tugng hinh anh, cdc thdng tin dgng text...Mapinfo cd t h i quan ly du hiu ban do thpo nhilu logi hp tpa dg khae nhau, Phln m i m Mapinfo la m i t p h l n m i m quan ly du* lipu dja chit rit manh va hi0n nay nd da dugc su dgng rpng rai trong ITnh vuc quan ly ban do
Phln mim Surpae: Surpae Software la mot p h l n m i m yng dung dac bipt duoc viet cho cdng tac thiit k l mo va lap k l hoach khai thdc mo, toi yu trong ITnh vyc thiet ke v i san xuat md Tuy vay, day Id mot phan mem cd ban quyin vd de su dung nd d n phai cd khod cdng, khoa m i m , ngudi sd dung phai ed trinh do tin hoc tuang ddi cao cung nhu ddi hdi d i u vao cua ca sd du lieu phai day du, chi tiet va dong bd (dd lieu duac quan ly trong khdng gian 3 chieu).
Phln m i m Surfer La phan m i m dung d l tinh va ve eac du'dng dong gia tri (dudng dong mdc cua dia hinh, dudng dang chiiu ddy, gdc doe, dang dd tro,, ,) t h i hien d dang phlng hoac khdng gian 3 ehllu. Ngodi ra, Surfer cdn cd kha nang xay dung mat d t doe cua 1 tuyln da duac I n dmh trydc vd tinh toan khoi lu'gng, try lyang cho mdt dilm 6 lu'di, mot khoi hay mdt vung d n tinh Giag dien cua phln m i m Surfer dan gian, d i sd dung.
Surfer cd t h i k i t hgp vdi AutoCAD, Mapinfo d l cho ta mdt bd san phim du' lieu dia chit dep va hoan ehinh
Bang 1.
TT
1 2 3 4 6 6 7 8 9
TSnmd
M6ng Du'ong K h e C h S m - C a o S a n Th6ng N h i t IVI^O Khfi Nam M i u Ha Lam XI nghiSp 917 Na Duang NUI H6ng
So Iwgng bin ve
90 85 99 142
39 83 44 137 29
Khoi lu^ng so hod Dai (m)
263485 408800 177668 218680 132250 280760 156837 209680 44290
RSng(m) 134900 266460 99323 104991 63620 201260 89278 100551 51470 Vdi cac tinh ning chuyin
dgng cua cac phln m i n da neu trin, nh6m cdn b l nghhien cdu da sy dgng 3 phln mem Surfer, Auto CAD, Mapinfo d l xay du'ng hp thong quan tn du lipu dia ca md
Cae nguyen tac ehung ve xay dung cty s& du' lieu dau vao cho he thong quan trj du' lieu
D(j' lieu dja chit md gdm hai loai dd lipu khong gian v i du lieu phi khong gian,
Du lipu khdng gian' gom cdc doi tugng b i n ve nhy Ban dd dia hinh, ban dd dia chit, ban do vi tri cac edng trinh, ban ve c i c mgt d t dia c h i t . . cdc du' lieu nay dugc quan ly bang toa dp va dygc chia thanh eac Idp thdng tin khdng gian nhu.
- Ldp thdng tin n l n cdc m i c va dudng bien giao ranh gidl eho c i e mo; dja hinh vdi c i c dudng dong mdc eao, cac bd ting, bai thai...; cac doi tygng thuy van nhy sdng s u l i , myang nydc .,,; khu d i n cy, nha xu'dng, ben cang, cdng trinh cong cpng v,v...
- Ldp thong tin dia chat: Ip via than, ddt giy, u l n n i p , tuyln Id khoan, thilt d l lo
khoan, binh d6 tinh try lygng, dong dang vich - trg, mgt cat dja chit, ban dd nham thach, ban do hipn trang khai thdc, do thai, thoat nudc, ban dd kit thuc khai thae v.v
- Ldp thdng tin khae. Oudng sit, dudng dtd, dudng ^pn. he thong d p thoat nude
Dd lipu phi khong gian: Gom cdc doi tugng dgng text nhy eac bdo cao dja chit, cac thdng so thupc tinh cua cac doi tygng khdng gian (ten dudng quIc Ip, ten dja danh, ten sdng, cao dp, ten ddt giy...) v i eung dugc chia thinh cic Idp thdng tin nhy sau:
- C i c thdng tin v l ea sd phap ly cua khai trudng md, dipn tich khoang sang dugc d p , tru' lugng tai nguyen theo cae d p tru lugng, chit luang than phan b l theo mdc, k i hogch khai thic, khu vyc d l thai, so lygng, chit lyang cac thilt bj phuc vu, cac chf tieu kinh t l ky thu|it chu y l u cua phuang i n dugc duyet v.v...
- C i c thong tin thupc tinh cua ca sd d d lieu: tpa dp diim eao do, tpa dp lo khoan, cac thdng so ve d u true dia chat, chiiu day, goc d i e vfa, tinh chit ca ly, mdc dp nut ne, tinh
Thong tin khoa hpc cong nghe m o
Bang 2 TT
1
2 3 4 5 6 7 8
9
Ten mo
ylong Du'O'ng Khe ChSm- Cao Son rh6ng Nhat Mao Khe Nam Mau Ha Lam Xi nghiep 917 Na DL^ong Nui Hong
Si tuyin ki}oan 19 18 21 34 22 25 11 23 82
sd/a
kiioan
200 602 120 690 107 424 144 143 437
Ting sd via 30 28
Si Idp k$P 210 1325 5 {30 p via) 42
23 11 16 9 3
1514 952 1014
123
Ldp vich (si Idp) Sdt
than 23 78 31 120 39 105 61 17 10
Sdt kit 142 180 133 280 219 260 267 45 17
Bit kit 192 214 318 314 528 218 418 37 15
at kit 319 178 307 278 493 208 369 23
6 Cudi
kit 267 267 168 167
21 160 222 10 3
v^ P
Ldp tru (so ldp) Sdt
than 32 56 19 156 21 125 24 18 30
Sdt kit 70 120
74 220 182 210 140 48 21
Bdi kit 363 410 220 510 138 310 61 36 39
Cit kit 88 86 86 285 53 285 28 28 14
Cudi kit
7 38 22 138 0 105
8 8 6
B^n d6 vung Ihan Qu^ng Nmh
Bands dia hinh b^ Th6ng s6 ilia chat CO bdn cOe
via Ihan, vdeh, Iru via sac chi i i ^ CO m aa vach-im
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xay dimg khang gian Ban il6i3U<ino fling chi&j I 3D bg rnai mo | | day, a6c doc |
c :
Hinh 1. Sff dd khdi he thong quan trj co- s& dir lieu dia co- md
Hinh 2. Md hinh 3D be mat mo Mdng Du'O'ng
phan lap va muc do ngam nuac cua cic loai dat da trong tCrng khu vuc mo vv,,,
- Cac thong tin v l khi tuang, khi hau, dac diem dia chat thuy v i n , giao thong lien lac, dan cu, kinh t l vv
He thong hoa va dua du lieu dia eo> mo vao he thong quan tri dd'lieu
He thong quan tri ca sa du lieu dia ca mo (CSDLDCM) duac he thong hoa theo hai dang du lieu khong gian va du lieu phi khong gian nhu da trinh bay a phln tren
Du lipu khong gian g i m cae d l i tuang ban ve ban do dia hinh, ban d l dja chit, ban do vi tri cac cong trinh, ban ve cae mat d t dia chit, eac thiet d l 16 khoan.. Tat ca ea sa du lieu eua 10 mo than (Na Duang, NUI H6ng, Mao Khe, Nam Mau, Ha Lim, Xi nghiep 917, Mong Duang, Khe Cham, Thing Nhat, Cao San) duac dmh vi theo dung tpa do va duac so hoa, quan ly tren phln mim Mapinfo, AutoCAD Khli luang du' lieu khong gian da xay dung bang 1
DO lieu phi khong gian.
G6m cac bao cio dia chit, cac
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Th6ng tin khoa hpc cong ngh$ m 6^a\iia n,ifit» *• -<DQ^/ f • . K'**.^ nuiiri'iuil tii!i4-|''
Hinh 3. Ban do dong dang chieu diy via than G.9 mo Mong Duxmg '. T ?ili..' . J . j f I
phu luc tinh toan, toa do lo khoan, cac thong s l dia chit cua via than, da vach, da tru sat than la cac dO li§u dang text duac luu gii> duai dang cac ban Word hoac Excel ( d i tai chon them hai phln m i m phu tra la Word v i Excel de quan ly du lieu dang text vi d i y la hai phln m i m r i t pho biin d l SU' dung)
Cae thong s l dia chat cua via than, da vach, da tru sat than, c i c s l lipu v i chieu day, goc d i e via dugc ting hgp t u cac ban do dia hinh, c i c mat d t d|a chit dugc do true tilp tren mat d t dia chit va doi ehllu vgi ban d l dia hinh v i tong hgp vao bang thong so dia chit ca ban cua d i v i c h , da try vfa than.
Khoi lugng diJ- lipu phi khing gian da dugc xiy dgng the hipn d bang 2
C i c chuang trinh dugc kit n l i vdi nhau thong qua cac thong tin khong gian va eac thing tin thupc tinh. Dudi day l i sa d l khli h$ thing quan tn CSDLDCM
4. Mpt sd ket qua tinh toan tren c a s d hp t h i n g dO lipu da xay dirng
Hp thong dO lipu da dugc xay dung se dem Ipi nhilu tipn ich phuc vu cong tac nghiin cuu, thiet k l mo, eung nhu viec tra cuu tai Ijpu. Mpt trong nhung tipn ich do l i de su dung danh g i i kha nang ca gidi hoa khai thac than d cac mo h i m 16 Dudi day xin trinh b i y mot so k i t qua da chay thu bang phln mem Surfer tren ca sd di> lipu da dugc xay dung:
) Xay dung mo hinh 3D bS m0t dia hinh cdc mo (hinh 2)
2 Xay dung ban do dong d i n g chilu day via than (hinh 3)
3 Xay dung ban do dong ding g i c d i e via than (hinh 4)
4, Tinh t o i n trO lugng theo muc dich su dgng.
Trong phln m i m Surfer, xay dgng hai file "* grd" mot dai dipn chp chieu d i y via v i mOt dpi dipn cho goc doc via, tao ludi cua hai tap tin nay, ea hai ludi phai s u dung cung mpt kich thudc v i eCing mpt s l luang h i n g v i cpt. Tinh chinh x i e cua tinh toan phy thuSc vao s l lugng cac dudng ludi trong file ludi. Khi mot trong cac be mat ludi trong co chua eac 6, hoic khu vyc quan tam la mot tap hgp con cua toan bp
Thong tin l<hoa hgc cong nghe mo
Bing 3. Trir lui/mg theo chieu day khoi V via G9 md than Mong Dimng
w
X
431980 431140
y 2329460 2330220
Chieu day (m) 0,02 0.79
Goc doc (dg) 27 26 TrO luung than cho khoing via tCr 0-0,8 431000
431880 2330200 2329580
0,80 1,20
19 29 Tru-luong than cho khoing via rit mdng 0.8-1.2 431060
431840 2330020 2330020
1,21 2,00
27 30 TrO'luong than cho khoing via mdng 1.21-2 432140
431780 2329320 2329820
2,01 3,50
22 25 Tnrlu^ng than cho khoing via tmng blnh 2,01 - 3,5 431660
431720 2330040 2329900
3,52 4,98
26 25 Trif luong than cho khoing via diy 3.51 - 5 431680
431640 2329800 2329900
5,01 7,44
27 26
Trir lu^ng tlnh (nghin m^}
0,01 0.52 27,5J
0,60 0,81 177.70
0,80 1,36 r. 009,83
1,29 2,29 1.345.75
2.32 3,26 515,92
3,32 4,90 Bang 4. TrO- luvng theo gdc doc khoi V via G9 md Mdng Duo-ng
X 431040 431200
Y 2330160 2329840
Chi^u day (m) 1.17 2,45
Goc doc 15 18 Tru' lugng than cho khoang via thoai tir 0-18 431060
432240
2330200 2329600
0,07 1,49
19 35 Tru' lu'gng than cho l<hoang via doc thoai 18-35 432420
432300
2329540 2329540
1.79 1,60
36 45 Tr& lu'ang than cho khoang via doc nghifeng 35-45
432320 432280
2329480 2329500
1.97 1,73
46 49 Tra luong than cho khoing via ddc nghiing vi die
dimg 45 - 90 Ting trii luang via VG(9) khdi V
Tru lu'gng tinh(nghin m^)
0,72 1.53 34,69
0.05 1,06 3,038.48
1.30 1.34 269,88
1.67 1,66 17,22 3.350,27
ludi, se xuat hien I6i bo sung L6I nay e6 t h i dugc giam thilu bang each xie dinh dudng ludi nhilu hgn trong cic hoat dong gridding. Nhu vay, khi chia khu vuc d n tinh toan ra c i c 6 ludi cang nho thi dp ehinh xac cing eao,
5. Xac djnh m i l tuang quan trD' luang than theo chieu day v i goc doc
Tren ea sd ban do d i n g dang ehilu day va goc doc, se su dung thu thupt chong hai ban do nay len nhau d i xac dinh eac khli trCi' luang co du dieu kipn cong nghe yeu eau ve chiiu dai theo phuang, ehilu d i i theo goc doc tuang ung vdi tung nhom chiiu d i y va goc doe via
Hp thong ca sd du lieu phuc vu ca gidl hoa khai thic than do Vien KHCN Mo - Vinacomin xay dung eo nhieu tien ich trong cing tac nghien cuu, thiit k i va dieu hanh san xuit cua cac doanh nghiep khai thac than, eho phep tra cuu cac thong tin v l cac dO lieu khong gian nhu ban do dia hinh, ban d l 16 via than dudi Idp phu, ban d l bo tri eong trinh, ban d l dang try cac via than, ban ve cac mat eat dja chat, {cic di> lieu niy duac quan ly bang tpa d6 va dugc chia thinh cac Idp thong tin khong gian) va c i c di> lieu phi khong gian bao gom cac d l i tugng dang text va duac chia thanh cae Idp thong tin v l ca sd phip ly, eac thong tin thuoc tinh.
Bay la he thong quan tn thing tin md, d i cap nhat, su dung va cho phep bo cap lien tuc cac thong tin khi tiln hanh
KHCNM s d S/2012* DIA CO MO
W'
Thong tin khoa hpc cong nghg md tham do b l sung d c i c giaidogn t i i p theo hoac cap nh^t trong qua trinh khai thac /
Ti/ //pu tham kh^o:
1. BAo c i o d l tdi Nghi&n CU'U ap d{ing ca gi&i hda khai th^c cac via dSy trong dieu ki0n dia chat phuc t$p vung Qudng Nmh Vien KHCN Md. nSm 2004
2 Bao cdo tong kit de tai:
Ddnh gid trinh dp cong ngh$
nganh khai thdc. che bien than Vi$t Nam Vi^n KHCN f^o, nam 2005
3 Bdo cdo d l tdi. Nghien
cu-u l{j'a chQn cong nghe ca gi&i hda khai thdc vd thiM k6. ch4 t^o lo^i gidn chdng fy hdnh phu hap dp dt,ing d6i v&i dieu ki$n dja ch4t cdc via ddy, d6c den 35° t9i vung Qudng Ninh. Vi$n KHCN Md-TKV,ndm 2008.
4 Bdo cdo long ket de tai Nghi§n cOv dS xuSt pliwong phdp phan loQi dd vdeh. dd tnj phijc i/(/ cong tdc ca gi&i hda khai thdc than & cdc md than hSm 16 vung Quang Ninh. Vi0n KKHCN Md - TKV. nam 2009.
5 Bdo cdo de tdi Nghien CU'U nang cao md'c dp ca gi&i hda va hi$n d^i hda khai thdc
tlian ham id vd djnh hu&ng ung dung cho cdc md than him Id vung Qudng Ninh. Vi$n KHCN Md - Vinacomin. ndm 2011.
6. Cdc bdo cdo thdm dd dia chSt qua cdc giai do$n cOa cac md Mao Kh§, Nam Mau, Suol LQI, Ha Lam, Thong Nhat, Cao San. Khe Chdm, Mong Duang, Na Dwang, Nui Hong.
7. Cdc cdng trinh nghien CUV, thi nghiem tinh chat ca ly dd qua cdc giai do^n cua cdc md MQO Khe, Nam Mau, Suoi L?i, Hd Lam, Thong Nhat. Cao San, Khe Chdm, Mdng Duang, Na Duang, Niii Hong.
Nghien cufu xay dung hoan thien he thong dinh muc...
muc t i i u hao ve vat tu, phu tung va nhan cing, vdi c i c thiet bi dang su dyng tai c i c dan vj thanh vien thuoc Tong Cong ty.
Nhij'ng thilt bj chu y l u da duac xay dung dinh mu'c bao dudng, sua chua, bao g I m
Trong khai thac quang l i may khoan xoay, dap KQG- 150Y. khoan xoay d u YZ35 , may xuc EKG5A, Komatsu PC600-7, CAT365CL, BONNY diezel 4m^ BONNY dipn 4m^
V V vdi dung tich gau tu 0,5m^
d i n 6,7m^ cac loai m i y gat D 8 5 E X - 1 5 , D 1 5 5 A - 2 A , CATD7R2; eac loai may xuc lat;
cac loai oto Bela27540, Komatsu 36 t i n , Kpaz256b, Maz, Donfeng t u d o
- Trong cong tac tuyln, c h i biln khoang san va luypn kim
(Tiep theo trang 43 )
l i cae loai 16 luyen, 16 n i u , 16 cao, 16 dipn, 16 phan xp, c i c thiet bi dpp, nghiin, rua, bunke, bang tai, may e i p lipu, be CO d i e , p h i n d p cyclon (ti350 den <t)500 va sang eac loai.
Dmh mue su'a chOa thiit bi dugc x i y dyng theo c i c chu ky sua chua bao dudng tung Chung lopi thilt bj c6 thdi gian hopt d0ng t u 200 gid d i n 2.000 gid v i sua chua Idn thilt bj CO thdi gian hopt dpng t u 3.000 gid d i n 10.000 gid.
Trong dinh muc sua chua, bao dudng thilt bj cac muc tieu hao v i vpt tu, phu tung, chi tilt may phai thay t h i , nhu d u v i nhan eong va tieu hao dien nang duac xac djnh cho tung d p sua chQ'a, bao dudng va cho cac lopi thilt bj cy the
4. Ket luan va kien nghi Bg djnh mue kinh t l - ky thupt dua tren ca sd k i t qua nghien cuu cua dk tai "Xay dung dmh muc ktnh t l - ky thupt Tong C6ng ty Khoang sin" da duge ban hanh va dang ap dyng vao thgc te san xuat Bp d|nh muc nay la ca sd quan trpng trong vipc xay dgng k l hogch san xuit kinh doanh, thgc hipn eg c h i giao khoan hang nam, tra cpng lao dpng, v.v... n h i m nang cao hipu qua cong tac quan trj chi phi cua eac dan vj thanh vien trong Tong Cong ty Khoang s i n .
Bp dinh mue kmh ti-ky thuat n i y duac xay dung trong d i l u kien to chuc san xuit va trinh dp cong nghp thuc t l hien nay, tuy vay, h i n g nam, cung vdi viec d i u t u phat tnen cong nghe va thilt bi mdi, trinh dp tay n g h i cua cong nhin ngay cang thanh thpo va hoan thien han, do v i y phai thudng xuyen cap nhit, b l sung, d i l u chinh v i xay dung mdi he thong dinh muc cho phu hgp. /.
