Thong tin khoa hoc cong ngh# m o V KET QL A NGHIEN CL L BO Sl'NG TINH CH \J CO L\ D\ U \TOT SO MO THAN LO THIEN - HAM LO KHL \ I C QLANG NINH ThS Tiia H a ^ Miak TkS Li Q u a g Hai Viat Khoa hoc Cong nghe Mtf- lliuicamin Bitm tif: 73L L*m Vmn Tturc OSnmg cao kieu tpta 5m xtiatva gidm gia thai thac than, ttam 2016 Tap dom Cong nghifp ThanKhoang sm Vi^t Nam da giao cho Vien Khoa hoc Cong nghe Md-fmactmun nghien cmi thdnh lap bo stmg ban ca K da cho cac mo Ihm ham 16: khu Trang Khe II ni (Cdng n- Ihm Hong Thai-TKrf mo Nga Hai (Cdng ly than Quang Hanh-TKV) vd md Deo Nai iCdng ty Co phan than Deo Nai- Vmacominf Bai viit giai ihifu moi so kel gud nghien cuu bd staig linh chdt catiddo mpt so md Ihan 16 thien, ham Id ihu vuv Quang Nink Tnmg qua trinh khai t h ^ than va khoang san, tM) chat ay ly cua da anh hudng Urn den cong ngh$, qua trinh chong giir tiii cong cac duong Id long dat cung nhu qua trinh khoan no min, boc xuc, v ^ chuyen dat da cua mo Oi ning cao hieu qua vi giam gia khai Hide cua md, nam 2016, 7ip doan Cdng nghidp Than- K h o ^ san Vi$t Nam S giao cho Vi$n Khoa hpc Cfing nghe Mo-Vnacomin nghidn cuu l$p btt sung t>an co ly da cho c ^ mo ttian h ^ 16: khu Trang Khe II, III C6ng ty than Hong Th»-TKV, mo Nga Ha Cfif« ty Ihan Quang Hanh-TKV va mo Oeo Nai Cdng ty C i phan Ihan €>eo Nai-Vinacomin dd CO ly da nam 2016 du^c th^c hidn cho cdc md ttiudc khu vuc; Khu v\rc Udng Bi (Khu Trang Khe II.III ttmdc md ttian Hdng ttiai) va khu v\rc Cam Pha (mdttianNga Hai va md than Deo Nai) Cac cdng trinh ngtiien ciru d|a chat ^ xae dinh ^ tang tram tich chira ttian ttiudc gidi Mezozoi - hd Trias - Ttidng thu^mg, b$c NoriRdli, hd ting Hdn Gai (T/i-r hg) He tang Hdn Gai (T^n-r tig) dircrc ptian ttianh ptig hd lang, tir difdi len lan ki^t la: Ptig tid ting Hdn Gai dudi (T,n-r hg,), phu hd tang Hdn Gai spira (T^n-r hg,) vd ptig ltd t^ng Hdn Gai tten (Tjivr hgj Trong cac khu md ttian ftih Quang Ninh, cac via ttian chi co mat bong tid ling hidn £>$c aim cau t90 dia chat c^ khu vuc Gai dudi CT3n-r hg^) va tie tang Hdn Gai gpira CT/Mhg,) nghi^cuu Cdng tac nghidn cuu ttianh lap bo sung ban Trong Sa tang ctiira ttian cac md khu vvc ••* W-V^ILN •%'K"i\ ^v^:»i ' ^^ t:' i V ^ v r V \\N > j .ô>\ vat k' n ; ' k'i ãu\>!ã v v « M \ v v- \ ^ ^ « s ,^.«ft.m\ W VAX \ «\V*^**^ >k'^k^ \ V.^ \V WAVV V : '.VVv i MAt catcatyda tuyen XA ma ' Vioc Thai _ar—- BCr lCIK."\M s o l O t n • WACOMO e Thong tin khoa hpc cong ngh$ m6 Hmh Khai truimg mova lay mau tgi md Deo Nai Khoi lupng m i u dd lay vd thi nghigm dupc nghien cuu c6 mdt cdc logi da: sgn k^t, cdt ket, bQt ket, cuOi k^t vd set ket Cdc logi dd c6 cau thye hign nhu sau: Mo Deo Nai 175 mSu; m6 Ngd Hai 238 mSu vd khu Trang Khe II, III 134 tgo phdn I6p ILF m6ng den ddy (m = 0,5-^20m), chi^u ddy lop bi^n d6i nhi^u theo cd dud-ng mau phuang iSn hudng d6c Trong tCfng khu mo cdc C6ng tde iJiy mau, bdo qudn vd van chuydn ldp dd vd cdc via than phdn bo khd chinh hpp tu thye dja ve phong thi nghiem dupe thyc hign vPi nhau; Goc doc cdc lap ti> thodi den doc vd theo TCVN 2683-2012 Vj tri cdc di^m l^y miu r^t d6c (p = 10° + 60°) Ode diem cau tao dja dupc xdc djnh ti> ban ty Ig 1:2000 cung so ch^t cua cdc m6 than nghien CLFU dupc the hi$n d6 dudng 16 (doi vdi mo ham 16), sau d6 dupc tren hinh vd hinh dua ngodi thyc dja bdng GPS earn tay (doi Nghien CLFU bo sung tinh chat ca ly di vdi mo 10 thidn) hodc thudc ddy dia ban (d6i vdl Trong cdc giai dogn nghien cuu trudc, cdc md him 16) Cdc mau dupc lay tgi cdc vii Ip chi tieu ca ly cua cdc logi da thupc cac khai khai thdc md c6 kich thudc: (15x10x15em) trudng khai thdc dd dupc xdc djnh nhdm phye phu hpp vdi tieu chuan thi nghidm qu6c gia vg cdc chi tieu ky thugt, cong nghe cho qud trinh Cong tdc lay mau hi0n trudng dupc gidi thi^u sdn xuat d cdc md Oe danh gia bo sung tinh tren hinh chiit CO ty cua cdc logi da phye vy cong tde khai Cong tde thi nghigm phdng dupe ti^n thdc hi^n tgi vd nhung ndm tdi, Vi$n Khoa hdnh nhdm xdc djnh cdc chf tieu d#c trung tinh hoc C6ng nghO M6-Vinacomin da tien hdnh l^y chat ca ly cua eac logi dd vdi chf tidu theo mau ngodi khai trudng, sau 6d tien hdnh gia quy djnh cua TKV (kh6i tupng th4 tich ty nhidn cong thi nghiem phong y: kh6i lupng ridng A cudng dp khdng kdo o^, cuang dp khdng nen o^, lyc dinh k4t C vd gdc k H f N M so 1/2017 • D| \ < ang thtet bl UNIT TEST b Thi n^ii$m nen mgi In^ bSng may ndn vgn nSng WE-10 Hinh4 Thi nghi$m miu eatydi Hinh Thi nghigm tugn dign cho cac kjgi da thupc cdc khu md phuang phap (hi ngNgm Nen dai cd dp tin cdy cao tuan thu day du cac tieu chuan nha nurdc hien tianh Gia tri dac trung cua cac chi tieu thi nghiem sai khac khdng r^ieu so vdi kdt qua thi nghiem dupc ttiyc hipn cac gia doan tnrarc K^ qua thi nghipm Id can dr tin cgy phpc vy tinh toaffi xay dyng cac chi tieu Kinh t4-ky thuat cong tac Igp ke hoach khai ttiac n g ^ han vd ddi h^ncuacacmo Ket lu|n Ket qua ngtiien cuu t n stng ttianh lap ban ca ly dd da dupc thyc nsun 2016: Khu Trang Khe II Ill Cdng ty than Hong Thai-TKV md than Nga Hai Cdng ty than Quang Hanti-TKV va md than Deo Nai Cong ty co ptian ttian Deo Nai» a C \ \ | V> l!2»n* DJA CO MO phdng trudng tinh chit ca ly Vinacomin du>pc tien hanh vdi so lupng mau thi nghiem ptiu hpp, ptian t>6 dgi dipn dtfpc cho toan bQ cac ksgi dat da co mgt dfa tang khu mo Phu'ong ptiap tay m i u , gia cong miu vd thi nghiem dupc thyc h i ^ ttieo cdc quy chuan quoc gia hipn tianh vd dupc thi n g t i i ^ tai phong thi nghigm tieu chuan LAS-XD 1395 dam t>ao dp tin cay Ket qua Id ca sd d ^ cdc md su dgng de tinh toan cac chi tieu kinh te ky thu$t ktiau san xuat bxxig ntiOng ndm tdri Cdc k i t qud nghien cuu t)6 sung ttidnh l$p t)an d o c a t y d d t a i t i a n i d d a dupc T$p dodn Cong nghigp Ttian-Xtiodng sdn Ttidng qua Gidm doc cac Cong ty ctiu quan da ptie duy$t tai cac quyet dinh: QD s6 1149/QE)-THT ngdy 19 thang 12 nam 2016 Cdog ty than Hong thdi- Thong tin khoa hpc cong ngtie mo III Cong ty than Hdng That-TKV: Vien Khoa hpc Cdng ngtip Md-Vinacomin (2016), Bao cao ket qua, TTian/i lap bo sung ban dd cxr ty da (h^ ki) tiSm 2016 mo than Nga Hai Cdng ty than Quang Hanh - TKV Taf f##u tham khao: Vien Khoa tipc Cong ngtie Md-Vinacomin Vipn lOioa tipc Cdng ngtie Md-Vinacomin (2016), Bao cao ket qua lap bd sung ban (2016), Sao cao kM qua lip bo sung ban dd coty da (Id thien) nam 2016 mo than Deo Nai Sea lydi (him Id) nam 2016 khu Trang Khe II, Cdng ty Co phan than Deo Nai- \^nacomin' TKV; QD so 21827/QD-VQHC-TD 16 thang 12 nam 2016 Cdog ty than Quang HanhTKV vd GO so 337a«D-TDN 15 thang 12 ndm 2016 Cdng ty Co phin than £)eo NaiVnaconwiJ Results from the supplementary study on the physio-mechanical properties of rock at some underground and open pit coal mines in Quang Ninh area MSc T r u Hong MiiUi MSc Le Q n u g Hoa Institute of Mining Science and Tarhnology - Vinacomin Sai For increasing the production efficiency decreasing the coal mining cttsts in 20/6 Insniuie (^Mining Science and Technology - llnacomin < IMSAT) has been assigned hy Vinacomin to study on the establishment f^the aiidUional rock physio - mechanical maps for underground coal mines such as Trang Khe II and III (Hong Thai coal company) Nga Hai coal mine (Quang Hanh t oai company) and Deo Nat ctxil mine (Deo \ai coai companyf The paper inlrodtues dome results from the supplementary study on the physu}-mechanicai properties ofrxxk al some underground and open pit coal mines m Quang Smh area KHCNM S