Thong tin khoa hoc cong nghe m o ^ \I|)\NHGI.AKETQLA VAN H.ANHCHA'S THI COTAl NHA M\\ Tl YEN QL VNG BAI WV NH \N CO ThS T r i ^ u VSn B i n h , T h S Ngu) en \ ^n Minh tlcn Khoa hgc Ciuii: ni^hc Mo - \lnacomm Biin tgp: ThS Hoang Minh Hiing Tomtit: Bdi bdo gidi thiiu vi Shd md\- tmin qudng bawcit Muin Ca vd kit qud van hdnh ky thugt nhd mdy ftnwi quang bauxit NhanCa Ddk Ndng tfiugc du dn Nhd mdy sdn xudt aliimin Slum Ca Kii qud van hanh ky ihugi cong sudt lieu hao nguyen vgt lieu chinh diu dgt cd tai cho thay Nha mdy sdn xudt dn djnh cdc chi tieu Mrgt so v&i thiit ke vd ddm bdo an lodn mdi trudng Gidi thigu ve Nhd may tuyen qugng bauxit Nhdn Ca Nhd mdy tuyen qudng bauxit Nhan Ca thuoc dy dn Nhd mdy san xult alumina Nhan Ca Tgp dodn Cdng nghigp Than-Khodng san Viet Nam ldm chu d i u tu Nhd may tuyln Vipn Khoa hpc Cdng nghg Md - Vinacomin thilt k l Nhd may dupc xay dyng d xd NghTa Thing huy§n Ddk R'Ldp tinh Odk Ndng vdi cdng suit thiet ke 569.750 t i n qudng tinh dO I m 10% trdn nam va san pham sau tuyen Id qudng tinh bauxit d p cho Nha may alumina Nhan Co Nguon qu$ng cap cho Nha miy tuyin Nhin Ca Nguyen ligu cua Nha mdy tuyln Id qudng bauxit nguyen khai dupc khai thac tgi md Nhdn Co va khu vyc lan c | n Tinh chit qudng nguydn khai phye vy cho thiet k l dupc t h i hi$n d bang vd bang Q^jg ^^^ qu^ phgn tich thdnh phin dO hgt Bing Thanh phin dg hgt quang nguyen khai phgc vg thiit ke [1] Him lutfng, % TT Cip hgt, mm Thu hogch, % •50 Alft, S/0, TiO, Feft, MKN 4,55 49,78 1,86 3,28 16,99 26,87 25,76 -50 +25 8,84 51,45 1,98 2,79 16,81 -25 • 10 14,96 51.52 3,62 2,68 16,00 25,12 10+5 15,12 50.47 3,38 2,44 17,04 25,53 -5+3 5,95 47,54 4,86 2,75 18,44 25,24 -3+1 4,19 45,04 6,21 3,35 21,12 23,12 -1 +0,5 3,05 37,25 8,74 4,79 28,79 19,42 -0.5 + 0,25 3.03 33,12 11.90 5,44 31,00 17,82 -0,25 + 0,125 5,34 31,84 11,78 5,92 32,34 16,82 17,25 10 -0.125+0,074 4,49 30,21 11,88 5,97 33,16 11 -0,074 + 0,000 30,48 30,19 13,48 5,77 32,23 16,54 Tong 100.00 41,27 7,75 4,12 24,07 21,43 C^phgt+lmm 53,61 50,12 3,47 2,74 24,07 25,35 Cap hgt -1mm 46.39 31,04 12,71 5,72 32,09 16.91 Bang Thanh phin khoang vit quing bauxit nguyen khai phuc vg thiet ke [1] Thanh phan khoing vgt, ham lirxfng % Gipxit Gom HSmatit Kolinit + halloysit Clont f^lica 57,0 9,0 5,0 50 8,0 6,0 n Thgch anh + Felspat Khoang vai Ithac KHCNM M l : i i l T < \ T l M \ CHi: BIEN THAN - KHO \ N ( , S \ \ 5,0 •10 J Thong tin khoa hpc cong ngh§ m o e qugng nguydn khai cho thiy, ty le d p hgt +1mm chiem 53,61% vd ham lupng Al.Ojdat 50,12%; ty Ig d p hgt +20mm chilm 22.84%; ty Ig d p hgt -1mm chilm 46,39% vd hdm lupng AI3O3 Id 30,04% Thdnh phan khoang vat chua qugng Id gipxit vd phan phi qugng chu y l u gatit, hematit, thgeh anh, Cdng nghe tuyen Cdng nghe tuyen cua Nha may dang si> dung edng nghg tuyen n>a trpng lyc Cdng nghg cua Nhd may gom cde khau dap sang, ddnh tai vd ri>a set d l lay san pham qugng tinh cd dp hgt, dp am vd chat lupng qugng ddp ifng dau vao cho Nha mdy alumina, mo ta so edng nghe nhu sau: Qugng nguyen khai tir khai trudng dua ve Nhd mdy tuyln bdng dtd dupc tryc tilp vdo bunke nhan lieu (trong trudng hpp bunke nhdn ligu day dtd se d l vdo bai qudng nguyen khai trudL san bunke), tren bunke nhgn ligu, ddt sdng song khe sdng 300mm d l xu iy eac hat qud cd +300mm Cd hgt -300mm dupe d p ligu xich d p cho sdng quay danh toi lu-di sdng a= 20mm Sdn phim trgn sdng quay danh tai d p hgt +20mm dupc bang tdi c i p vdo may dap tryc rdng giai dogn dap xuong cd hgt - 50mm Qudng sau ddp cd cd hat -50mm cung vdi sdn phim sau dgp cd hgt -20mm cua may dap tn^c rdng giai doan dupc bdng tdi dua xuong sdng rung rCpa cd l i p ludi 1mm vd 20mm cho sdn pham Id qudng tinh d p +20mm; qudng tinh d p 1-20mm vd nudc bun -1mm Sdn phim dudi sdng quay danh tai dupe d p vdo mdy n>a cdnh vudng Tgi mdy n>a canh vudng, quang tilp tyc dupc danh toi vd tdch bun sdt eip -1mm Sdn pham cdt d p +1mm dupc bdng tai vdn chuyin vdo sdng rung n>a 2&3 cd lip ludi sdng mm vd 20mm de tilp tyc logi bd bim sdt -1mm va kiem tra cd hgt Sdn phim d p +20mm cua sdng rung n>a vd sdng ning rif a 2&3 dupc bdng tdi dua v l mdy d$p toic rdng giai dogn dap xudng -20mm, r i i qua sdng rung ara thu hoi qudng tinh Sdn phim tmh qudng 1-20mm dupc vdn chuyin v l kho qudng tinh Sau dd qudng tinh tilp tye rdc nudc l y nhien nhd ed mdi che, qudng tinh dupc vdn ehuyin sang nhd mdy sdn fe Cr Hinh Sa cdng nghg Nha miy tuyin quang bauxit Nhin Ca xuat alumina bdng bang tdi Bim thai -1mm ty chay vdo be cd ddc sir dyng xut va keo ty d l thu hoi nudc tuin hoan Nudc tuan hodn dupe bam d p quay Igi ddy chuyen de n>a qudng Biin thai cua be cd dgc dupe bam ho bim thai Nude bo sung cho nhd may dupe bom tif Ho C l u Tu So edng nghg nhd may tuyln bauxit Nhdn Co dupc t h i hign a hinh Nhin xet: Vdi ddc diem qudng nguyen khai nhu d bang va thi cdng nghg Nhd may tuyen quang bauxit Nhdn Ca dp dyng d hinh la hodn todn phii hop, cdng nghg nha may da cd cdi tiln d khdu dap nhd sir dyng may dap true rdng, dd khic phuc trigt d l dupe anh hudng eua set den khdu dap Tuy nhien, d n xem xet thu h i i nude mgt d ho biin thai nhdm tan thu toi da nudc tuan hodn quay lai san xult Oanh gia ket qua chay t h u cd tai Nhd may tuyen qu|ng bauxit Nhdn Ca so vdi thiet ke Qud trinh vgn hdnh ky thugt dupc tiln hdnh tif ngdy 08/4/2016 d i n 17/5/2016 dd, thdi gian ehgy xae djnh cdc thdng s6 thilt ke tip 05+08/5/2016 Mpt so kit qua van hanh cd tdi tu ngdy 5-8/5/2016 the hign d bang vd ddnh gid kit qua vdn hdnh cd tai d bang Tif k i t qua d bang vd bdng cho thiy, cdng KHCVM S6 1/2017 * CN TL^ EN C H £ BIEN T H \ N - KHOANG S \N Thong tin Ichoa hpc cong nghe mo Sang Mdt so kit qua vgn hinh cd til tungiy Ten hgng TT i*a/5/2016 Kit Don vj muc A Quang nguyen khai Al - Khoi iuang qu$ng nguyen khai a dg am % A.2 - S o am A3 - T h u hoach cap +1 mm A.4 - Thanh phan hoa hoc chinh; 40.535,19 tin 19,48 % % 58,87 42,79 % % % % % + AI203: + Si02: + Fe203: + T102: + MKN' B Quang tinh Bl - Khoi iLfg'ng (tong) B2 -Oo^m B.3 - Khoi lugng quy ve dO ^m 10% 5,33 21,58 4,02 23,94 20 293,00 tiln % B4 - Thu hogch cap +20 mm B.5 - Th^nh ph^n hoa hgc chinh: 11,65 tin + AIA: + SiO, + Fefl,: • TiO^: + r^KN' qua 19.943,51 % 1,05 % % % % % 52,67 2,74 15,19 1,59 26,63 Bing Binh gii mgt so kit qui vin hinh 72 gid tu ngiy 05-OS/S/2016 [1j TT Nil dung Don vj tinh Thing s6 thiit kt Kit qui v$n C6ng s u i t nh^ m^y (qu^ng tinh d i u ra, d O i m % ) C6ng s u i t vin h^nh C h i t lugng s^n p h i m quang tinh 21 C6hgt - Co hat +20mm 22 Thanh p h i n hoa hpc chinh: + AI,0,: + SiO,: + FeA + Ti02: *UKK 23 Tinh chat vit l " -Opam hinh Dinh gii »'•' Tan/nSm 1.569,750 1.721,475 110% Tin/gio 249,17 273,25 110% mm f 20 % S5 1,05 Dat % % % % % 49,93 52,57 Dat S3,5 2.74 Ogl - 16.83 15,19 Ogt -2,70 1,59 Dgt - 26,35 26,34 Dat 11,65 Qgt -^i ^'i^ Thong tin khoa hpc cong ngh? m o ^ Bing Dinh gid mgt so kit qua quan trie mdi trutyng nha may tuyen bauxit Nhan Ca tu 05-08/5/2016 [2] Banh gii TT 1.1 Quy chuan, beu chuin dung ip Kit qua Bgt Quyit dinh Tai khu vifc sin xuit chinh Kho Chira quang tinh dBA Xifong tuyen qu§ng dBA 3733/2002/OD-BYT 69,2 lgicr-100 8gi6-85 76,4 \ •\ Chat Itftfng moi tn/ong khdng 2.) Tai khu vifC sin xuit chinh a Kho chira qugng tinh - SO !•) pg/m^ 10.000 51 \ pg/m- 40.000 5.418 •s CO,C) pg/m- 1800.000 351 \ \b Quyet dinh No,n pg/m- 10.000 49 V pg/m- 25 000