Thong tin khoa hpc cong nghe mo N g h i e n CLPU, thiet ke, c h e t a o MOT SO THIET Dj TlT DONG DO LlTONG DIEU KHIEN TRONG DAY CHUYEN CONG NGHE TUYEN THAN VA KHOANG SAN KS LE VAN HAI Coal and mineral preparation technology includes KS PHAM VAN Hi^U processing links to icrease product quality for KS L^ VAN PHUC meeting social demands as well as the environmental Vien Khoa hgc Cdng nghe Md - Vinacomin benefits For increasing the production capability in the coal praparation plants Institute of Mining Science and Technology (IMSAT) has been assigned to carry out the research theme "Study on designing and manufacturing automatic measurement units for controlling production lines in coal and mineral separation plants" The paper introduces some fundamental results from this theme I Gid'i thipu Hoat dpng tai cac nha may tuyen than va khoang san bao gom cac cong doan xir ly trung gian nham tao cac san pham cuoi cd gia trj su' dyng cao sau sang Ipc tir cac nguyen lieu nguyen khai ed lin tap chit Cdng nghe tuyIn than d Viet Nam da phat triln dugc khoang 100 nam, nhung nhin chung cdn kha don gian va chua theo kjp cong nghp cua cac nude ed nIn cong nghipp khai khoang phat triln tren the gidi, chua ap dyng dugc nhieu eae khau ty dpng lydng; d i l u khien d l nang cao chit lygng san phim, nang cao hieu qua kinh t l va bao vp mdi trydn'g De nang cao chit lugng san pham, tilt kipm chi phi va nguon tai nguyen, giam thieu nhilm mdi trudng, cac nha may sang tuyen can phai cd eae hp thong dieu khien t y dpng (DKTD) d mire dp cao, vdi nhieu chung logi thiet bj ca khi, dipn, dipn tu t y dpng hda lam vipc d che dp lien tyc Dpc thil eua nha may tuyen (NMT) la san xuat t | p trung tren mpt pham vi hep, edng nghp diln biln theo day chuyin lien tyc va quan he chat che vdi Chi e i n mdt sy tri tre hoac hy hdng d mdt khau, mpt thilt bj nao dd, ed t h i lam anh hydng d i n ca qua trinh san xuit, keo theo nhu'ng thit thoat v l tai nguyen, nhien lieu Vai trd eua DKTD NMT edn xuit phat tir sy biln dpng v l chit lygng cua nguyen lieu d i u vao pham vi rdng (dp tro, dp i m , c i p hat ), neu thieu DKTD thi khdng the khai thae h i t kha nang eua thilt bj cdng nghe, d i n den hieu suit kem va thit thoat nguyen lipu Hinh the hipn mpt vl dy sp sanh dp tro eua than pham d e h l dp dieu khien t y dpng va bang tay, cho thiy san pham rat sat vdi yeu c i u cua khach hang Nam chiln lygc phat trien nganh tuyen khoang, de nang cao nang lye san xuit cho eae nha may tuyen, Bp Cdng Thyang da giao cho Vipn Khoa hpc Cdng nghp Md- Vinacomin 2010 2011 thyc hipn de tai nghien KHCNM SO 4/2011* CO D1£N - TUDpNG HOA MO ciru: "Nghien ciru thilt k l , ehl tao mdt so thilt bj ludng ty ddng dilu khiln day chuyin cdng nghp eae nha may tuyen than va khoang san" vdi cac myc tieu la: Nghien ciru thiet ke e h l tao va xay dung hp thong dieu khien t y dpng cho nha may tuyen Nghien ciru thilt k l , che tao he thong huyen phii t y dpng, phuc vy cho nhu c i u d i l u khien t y dong ty trpng huyin phii de nang cao hieu qua va chit lugng e h l biln than Nghien ciru thiet k l , che tao he thong dieu khien mire t y ddng, phye vy cho cac khau cap nyde edng nghp tu dpng, t y ddng hda may lang, may ru'a Dieu khien ty dgng mot nha may tuyen: - Dieu khien khdi ddng, dirng cac thiet bj dipn lai dat eae may mdc ea day chuyen theo diln bien edng nghp nhy: bang tai c i p than nguyen khai, cac logi bang Thong tin khoa hpc cong nghe mo trung gian, eae loai may sang-, may dap, may nghiln, may bam, cac loai van dien tir, tdi keo Yeuc^u ho'p (Jong Gia tri taing binh che ao dk ty aOng, sai so ±0.02 SOS - T y dpng d i l u chinh ty trpng huyen phu c i p cho cac may tuyen GiS tri trung binh che dp ak bang tay, sai so - Dieu khiln t u ddng cho cac cym may hoac he thong may lang, may trdn, may dap, ban tuyen, may s i y nhiet, may ru'a, may tuyen chan khdng, may tuyen khi, tuyen bang thiing xoay cyclone De cac thiet bj, may moc lam viec vipc chinh xac va hieu qua can phai cd cac thilt bj ludng - giam sat cac thdng so cdng nghp chinh Doi vdi nha may sang tuyIn than, cac thong so dd la: - Giam sat lien tyc trang thai hoat ddng eua eae thiet bj edng nghp (dang chay, dang dirng, dang ed sy co ) - Do ludng luu lugng, san lugng chuyin tai tren cac bang bang cac loai can bang ±0.10 SGS Time Hinh Gian md ta tro cua than phim theo hai phuxmg an dieu khien bang tay va dieu khien ty ddng tai va thiet bj luu lugng chit ran vdi cong nghe tuyen huyen phu) - Do iudng tir xa chit lugng san phim dau vao, san pham trung gian va san phim Cy t h i la do tro, i m , ed hat, ham lugng luu huynh Ngoai ra, Ph6ng dilu khiln tap trung cua nha may can phai ed nhieu loai thdng tin ludng, giam sat khac: d i m godng vao, nha may, so gid hoat ddng ciia thilt bj, hinh anh tir camera quan sat eae vj tri quan - Do mire vat lieu (than, da) va mire nude, bun, huyIn phii cac ho chira II Muc tieu t h i l t k§ - Do tl trpng huyIn phii (doi IPC Switch • J, ,1 u n PS CPU IM DO modules Dl modules AI modules AO modules IM DO modules Dl modules AI modules AO modules IM DO modules Dl modules AI modules AO modules Other computers PLC Can bang Doty Dodo tro Hinh Kien true /if thong dieu khien nha may tuyen ap dung cho NMT Viet Nam KHCNM SO 4/2011* CO DIEN - TIT DONG HOA MO Thong tin khoa hpc cong nghe mo Tren ca sd nghien ciru nhirng tiin bd kT thuat dieu khien cdng nghe nha may, tuyIn cua cac nude tren thi gidi, phan tich kha nang irng dyng dilu kien thyc t l tai Viet Nam, Nhdm thyc hien de tai de xuit phuang an thilt k l he thong dieu khien cho eae NMT than ciia Viet < Nam nhu sau: Xay dyng hp thong theo hudng tilp can giai phap kT thuat tien tien cua the gidi Cy the, dd la he thong SCADA nhilu cip, vdi eae bd dieu khiln logic kha trinh PLC de dilu khiln, lydng cue bd vdi kiln true phan tan cd tinh md-dun cao, d l dang diu tu irng dung hoac md rdng them theo tirng giai doan Mpi hoat dpng cua nha may diu dugc kilm soat tir phdng dieu dp san xuit qua hp thong may tinh va mang truyin thdng cong nghiep He thong phai ed kha nang ty dpng hoan toan vdi eae thdng so dat tir trung tam dieu khien cung nhu kha nang chay eye bp tirng day truyen edng nghp theo yeu ciu thyc te va kha nang chay dpc lap tirng thilt bj tai hipn trydng Trong qua trinh khdi dpng, dirng va dang hoat dpng mpi thiet bj diu phai lien dpng vdi cac sy co va vdi thilt bj tai den nd Khi xay sy eo thi cac thiet bj s l dirng theo trinh ty edng nghp da djnh de dam bao vipc un tac la toi thilu Cac thdng so lydng diu dyge giam sat tir xa, lien ddng vdi thilt bj dilu khiln Mpi thilt bj diln tii' phai thich nghi vdi dieu kien cua mdi trudng, ngudi van hanh cd t h i d l dang dieu khiln va sii' dung Nguon vat tu, linh kipn thay thi phai dugc dam bao cho hoat dpng bao tri, bao dudng cac thilt bj sau III Thilt k l he thdng dilu khien lien dong tip dong Kien true he thong Vdi eae muc tieu thiet k l nhu da neu tren, Nhdm thyc hipn de tai de xuit md hinh he thong dilu khiln ty dpng edng nghp cho NMT ed kiln true phan tan, dya tren eae bd dilu khiln kha trinh PLC va cac tram van hanh, tram quan ly c i u hinh dugc xay dyng tren ea sd tham khao md hinh he thong dieu khiln tien tiin ciia cac nude tren the gidi nhu My va Australia Day la he thong irng dyng hipu qua cho ca nhCrng nha may cd qui md vira va nhd, song lai de md rpng cho quy md Idn han Hp thong sir dung cac chirc nang giao tilp edng nghipp dya tren eae bp PLC, eae phin mim giao dipn SCADA cdng nghipp va cac phin mem quan ly thdng tin Cac phan chinh cua h$ thong: -Trgm dilu khiln tap trung gom: Cac trgng thai hogt +Ban dilu khien va may dpng, sy co eua thiet bj deu dyge lyu tru' vao ca sd dCr tinh cai dgt giao dipn dieu khien va giam sat lipu theo thdi gian thyc KHCNM s o 4/2011* CO DlfiNTTLT DONG HOA MO + Bp dilu khiln kha trinh PLC + He thong cip nguon dieu khien - Cae hpp dieu khiln hien trudng va kit noi v l trung tam dilu hanh - Cac tin hipu phan hoi van hanh va su eo ciia cac dpng ea tir tii cung cip dipn ve tram dilu khiln - Mang truyen thdng cong nghiep giira eae tram eye bp va cac thilt bj ludng - Mang thdng tin xi nghipp dua tren mang l_AN Dieu khien lien dong De dam bao lam viec on djnh va an toan cho nha may tuyIn, hp thong dieu khien ty ddng phai thda man eae yeu ciu sau: He thong phai cd ehl dp dieu khien: dilu khiln tap trung ty ddng va dilu khien bang tay tai hipn trydng - Trong chi dpng dieu khien tap trung ty dpng phai tuan theo trinh ty khdi dpng ngugc ddng vgt lipu va dirng theo thu" ty ngugc ddng vat lieu Khoang each thdi gian khdi dpng va dirng giCra cae thilt bj phai dii Idn de dam bao thilt bj dirng hoat ddng khdng cdn qua nhieu tai tren thilt bj - Khi mpt thilt bj cd sy co phai dirng may thi thilt bj trudc nd (do tai vao nd) phai dirng lap tire Cae thilt bj sau nd vin dirng tuin ty vdi khoang thdi gian da dat Hp thong dyge chia phan gom: phan cirng va Thong tin khoa hpc cong nghe m o phin mem Phin mim la giao dien su' dung giu'a may tinh dieu khien va ngudi quan ly van hanh Tren may tinh va thiet bj dilu khiln, lap trinh dugc cai dat phan mem giao dipn dieu khiln va giam sat toan nha may Phin cirng gom toan bd nhCrng thilt bj, may mdc nhan lenh dilu khiln tir phin mem d l thyc hien khdi dpng/dirng thiet bj, dilu khiln lien ddng va xir ly s u CO - May tinh cai dat giao dien giam sat - dilu khien phai cd chire nang dieu khien khdi dpng thilt bj, giam sat trgng thai lam vipc va trgng thai sy CO, canh bao va in bao cao ty dpng, lyu trii' dtr lipu thdi gian thyc Chuang trinh cua PLC dugc vilt tren phan mem hang san xuit PLC cung cip Chuang trinh kiem tra tinh sin sang va ehl dp dieu khien cua he thong Do hp thong cd nhieu ehl dp dieu khien khac nen irng vdi che dp nao thi phan mim cung phai thyc thi theo che dp iy 6" ehl dp dilu khiln lien dpng, chyang trinh se bat dau qua trinh khdi dpng tuan ty day chuyen theo chilu ngygc ddng vgt lipu doan Vinacomin nhgn Ipnh khdi dpng va dirng Dieu chinh, on djnh ty tuin ty cac thiet bj theo chilu huyen phu ty dong thuan ddng vat lipu nhan dyge lenh dirng Hau hit cac day truyen tuyIn deu sir dung phuang III Tich hap ddng hg hoa phap tuyen bang huyen phii, he thdng lu'O'ng vd'i dilu nguyen tac tuyIn dya khien tip dpng tren sy khac giCra trpng Thilt bj lydng la lugng rieng ciia vat lieu tuyen phan rit quan trpng eae va dung djch huyen phii dam hp thing dilu khien ty ddng dgc D l viec tuyIn dugc hipu nha may tuyIn, nd quylt djnh qua thi ty trpng huyIn phii cip dp cung nhy chit lygng phai dugc kilm soat Phuang phap truyin thong la liy miu ty ddng hda cua he thong huyen phii d l can theo me Trong mpt hp thong ty hogc bang ong thuy tTnh va dpng hda nha may tuyIn, dieu chfnh bang each cip ngoai cgc tinh nang dieu nude pha loang dung djch khiln ty dpng cae qua trinh hoac cap huyen phii bo sung, khdi dpng/dirng lien dpng tang ti trpng dung djch theo ddng tai, edn mdt so Phuang phap ed dp chinh khau cdng nghp tinh can thilt xac khdng cao va khdng lien phai dugc tich hgp eae thilt tyc Phuang phap dieu chinh bj ludng va dieu khiln ty ty dpng ti trpng huyen phii se dpng Trong khuan kho de tai, cho gia tri ti trpng huyIn phii Nhdm nghien ciru xay dyng ludn d phgm vi cho hp thong dilu chinh on djnh ty phep va cd tinh on djnh cao trpng huyen phii va dilu chFnh mire nude de ty dpng hda Hp thong ty trpng tgi mpt so khau edng nghe tuyen cira cua bam huyen phu Day la hai khau chu ylu sir dgt tieu ehuin, ty dpng dieu dyng hau hit cae day khien lugng nude sgeh va chuyin tuyIn huyIn phii nang huyIn phii bo sung them, tir cao chit lugng than d Tap dd dam bao ty trpng tuyln 0$t dSu v^o a.ospG - DC: B6 didu chinh tu dflng ty - DT: May ty huyen phii liSn tuc NaOcaSKfua ThOngchCfa huy^npliu CAploimSy tuyen Hinh Hf thong dieu chinh ty trgng huyen phu ty ddng KHCNM SO 4/2011* CO D I £ N - TIT D N G IIOA M Thong tin khoa hpc cong nghe m o Cac tin hipu giam sat - dilu khiln k l tren diu dua vao PLC, thdng qua PLC ty dpng dilu chinh Sa hp thong dugc gidi thieu tren hinh Dieu chinh mire nuac ty dong Ty dpng bam cap nude bo sung vao b l nude tuin hoan hoac bam nude thai bin Cac tin hipu dilu khiln diu dugc PLC giam sat lien tyc dya vao mii'C nude bao v l tir cam biln Ngoai mpt so khau cdng nghp vira neu tren, edn rit nhilu khau cdng nghp khac cung sii' dyng cac thilt bj ludng nhu may dp am, dp tro d l kilm soat chit lugng san phim, luu lygng de dieu khiln ty ddng may tuyen, dp pH cho XU' ly nyde thai, Dua vao nhirng dac dilm va dilu kipn thyc te ITnh vue tuyln than d Viet Nam, Nhdm thyc hipn de tai da ap dyng cac thilt bj lydng phii hgp va dugc tich hgp vao hp thong dilu khien nhu huyen phii va mire ty ddng Ngoai ra, cac thilt bj khac nhy thilt bj dp tro, dp am, luu lugng, can bang cd sin tren thj trudng cung se dugc nghien ciru tich hgp vao he thong d l phye vu cho dilu khiln giam sat mpt so khau edng nghp tuyln chinh Dang nhap ngucri dilng Danh sdch canh Mo cae nha may tuyen than tgi Viet Nam V Xay dipng phin mim dilu khien va giam sat lu'O'ng Phan mim giao dien la phin khong thi thilu cac he thong dieu khiln hien dgi Chirc nang cua giao dien phan mem: - Cai dgt thdng so vgn hanh va ehl dp dilu khiln he thong - Giam sat cae trgng thai hogt ddng va trgng thai sy eo cac thilt bj - Dilu khiln he thong - Giam sat eae thdng so ludng - Lyu trii' dii' lieu va xuit bao cao Giao dipn phin mim dyge thiet k l dua tren phin mim cong nghiep ed chirc nang dd hpa mgnh, giao dipn ngudi diing than thien va hien dgi Giao dien phin mem dugc chia lam khoang chinh, khoang tren cung la phin tieu d l , menu lya chpn va danh sach canh bao, khoang dudi la phin hpa dilu khien giam sat Khoang tren khdng thay doi, cung cip eae menu lya chpn chinh nhu "Trang chinh", "Cai dgt hp thong", "Canh bao", "Bao cao", "Dang Cac ndt chuyin giao dien Hinh Danh sich cinh bio KHCNM S6 4/2011* CO DI6N - TUDPNG HOA MO nhap", "Trg giup", "Thoat", Cac phan cua giao di$n phan mem: - Giao dipn chinh - Giao dipn dilu khiln giam sat - Giao dipn bang trgng thai - Giao dipn cac thdng so ludng - Giao dipn tirng thilt bj - Cae thj theo doi - In xuat bao cao Giao dien chinh: Ludn hiln thj tren phin tren cung cua man hinh, no quan ly cac giao dipn khac Bao gom eae phin: + Dang nhap ngudi diing: Mdi ngudi van hanh dugc cip Username, password va cip truy cap Cae username, password va cip truy cap ngudi quan tri ed cip truy cap tren 9000 thilt lap Sau dd ngudi diing ed thi ty thay doi password ciia minh + Danh sach canh bao (hinh 4): Hiln thj cac trgng thai canh bao su CO hipn tgi nhu: dirng khan cip, lech bang, cdng tac giat, qua tai, lien dpng, mire, trugt bang, ap suit, luu lugng, theo thdi gian thyc + Cae nut quan ly cac giao Hiln thi ng&y, gid v^ mdrc truy cap ngu6i dilng Thong tin khoa hpc cong nghe mo Hinh Giao dien dieu khien giam sat dang sa cdng nghe nha may c.-e>taei iTc ivxKt^ Icw ICFP HE T » i M G I>C^ TUAM Ot [aa I r: zL^ JgCW I ^JiCtr I liJgEC I t^a?TTta [ t^lrai | Dfrlk'* j ttffijTT | Pjifef MLPC ho dien khac + Hien thj ngay, gid Giao dien dieu khien giam sat (hinh 5) Giam sat hogt dpng eua day truyen theo sa edng nghp cua nha may, tryc quan va than thipn vdi ngudi vgn hanh Cac bilu tugng eua cac thilt bj ed mau xanh chay va mau dd dirng Tir giao dipn so cdng nghp, ngudi diing cd the tnjy cap tare tilp vao giao dien cua tirng thilt bj Giao dipn eon thi hipn mpi thong tin ve mpt thilt bj ey thi nao dd Giao dien bang trang thai Giao dipn bang trgng thgi thi hipn eae 4rgng thai chgy, dirng, ehl dp dilu khiln, su T j I tt^t (£1:3 - ail3 i - ^ CONO XY T o rEM TMAH An [in C«c [^f- QCia |-=J ^ |rCi*= I 1 *i> I