Thdng tin khoa hpc c6ng ngh$ m o i ^ / T ! N H T O A N L I A CHON TR.\M BOM D I N G DICH TRONG D N G B Q CO GlCfl HOA KHAI THAC THAN TS Ngo Qaoc Trung, TbS Chu Qaang Dinb Wf77 Khoa hgc Cdng ngh$ Mo - Vinacomin Biin tap: TS Tg Ngpc Hdi T d m tdt: Trong nhung ndm gdn ddy, nhiiu md da dp dtmg ca giai hda ddng bg khai ihdc than Di tiip tyc triin khai ^ dyng ddng bg ca gi&i hda khai tiidc than, bdi bdo gi&i thi^u ve pfntang piidp tinh todn It/a chgn cdc thdng so trgm bam dung djch vd dttang dng ddm bdo dp dung hi^u qua vd dn dinh qua trinh khai thdc djch cac ding bO ca gid^ hda khai thdc dd si> dgng t h i hipn bang Tir bang cho thdy, cdc ding b | ca giai hda cd thdng s i ca ban tram bam dung djch khdc Vi vdy, tinh todn li/a chpn tr3m bam dung djch cdn du'prc quan tdm dk ndng cao hi$u qua si> dgng ding bd ca gidn hda khiu than Phirang phdp tinh todn Cdc thdng s i ban ddu cdn thilt d l tinh todn bao g i m : chilu ddi Id ch? L (m); t i c d | di chuyin cua mdy khdu than v (m/s); b\idc l i p ddt gidn ching B (m) Sa d l tinh todn t h i hi$n trdn hinh ' Xdc dinh thdi gian di chuyin mdy khiu than: I.D^tvSndl D l dap Crng nhu c^u ngdy cdng tang cua n l n kinh t l vd bao dam an ninh ndng jygmg quic gia, Tdp dodn Cdng nghi$p Than - Khodng san Vilt Nam chu tn/ang tdng nhanh san tuvng than khai thdc h4m Id, d6ng th6i ndng cao mirc dd an todn vd cdi thi|n dilu ki|n cua ngu^i lao d$ng khai thdc ngdy cdng xulng sdu Muln vdy, cdn thilt phai triln khai dp dgng ca Q\d\ hda cdc khdu khdu than, ching giif Id chg', van tai phu hop dilu kJ|n d\3 chit cdc mo, ndng cao trinh d$ ccr hda ddy chuyin san xult than h i m Id, dd ca giiiri hda khdu than ddng vai trd rit quan trpng K I tir ndm 2002, dd cd nhOng mo dp dgng ding bO ca giai hda khai thdc than nhu" Khe Chdm M90 Khd, Nam Miu, Vdng Oanh, Hing Thdi, Hd Lim, Duwng Huy, Quang Hanh Trong ding bd ca gidi hda khdu than, tr^m bam dung dich cd vai trd quan trpng: Cdp djch vd\ dp suit vd li/u lifQrng cdn thilt cho h0 thing thuy li,rc cho cdc xl lanh thuy li/c cua gidn ching vd cdc thilt bj khdc Thdng s i ca ban cua tram bam dung T= —,min, (1) Trong dd: L - Chilu ddi Id chgr, m; V - T i c dd di chuyin cua mdy khdu than, ml * Xdc djnh s6 gidn chdng Id cht/: Bing Thdng s6 ca bdn tr^m bcmi dung djch t$l mot s6 md Bonvl Thdng s6 UgoKhi Nam Mau Khe Chim Difcmg Huy Quang Hanh Hi Urn Bingb* 2ANSH VINAALTA ZZ3200 /16/28 Ma hi$u tram bam dung d|ch CHT 100-32 HA 80/ 320 WRB200 /31.5A BRW200 /31.5 BRW200 /31.5 BRW315 /31.5 Luu luong (l/ph) 100 94,5 200 200 200 315 Cdng suit (kW) 58 55 125 132 125 200 Ap suSt (MPa) 31,5 31.5 31.5 31.5 31,5 31.5 80 ZY3200 /16/36 ZQY3600 /12/28 ZF4400 /16/28 Ghi chd KHCNM St> 11/2016 • CO DlfN T^ DQNG H A Thdng tin khoa hpc c6ng nghe nrio ^ Oirtmg n g c^p dich f^glAn c h n g , dyca~26 L d9c via v4n tAl Hinh Sadi tinh toin tram bom dung dich edo, m^; (2) N: Tuy theo kit eiu, giin eh6ng e6 t h i c i todn b4 cdc 'h$' ti£u thu djeh trdn ho$e c6 t h i khdng Trong dd: B- Bi/(>e tip dung cho gidn ehing di thifc hiln mdt chu ky khiu m6i gidn ching ed cdt ^ di chuyin gidn ehlng, m'ching thuy iifc vi cde kich thuy li/c vdi chijc Lu'p'ng djeh edn thilt d l kieh thuy Iyc ndi ndng khde nhau, ehu ky khiu, m6i gidn ehung thyc hiln tron bd mdt thao tde: ehlng thi/c hi$n quy trinh di ehuyin nhu D i y kich: d l tiln gidn Idn phia trudc Luvng dich cdn d p eho cdc thao tde d l di ehuyin gidn ehlng eu (5) W,- = ^ ^ n S , m ' ; t h i Id: W^- LuQrng dich cdn thilt diing cho kich diy eanh, m^; W,^ W^- Luong djeh cdn thilt d l h? vd ndng cdt ehlng eua gidn ehlng, m^; ^ « - Luvng dich cdn thilt dCing cho kich ndng d l gidn, m'; Wdg- Luong dich cdn thilt dCing eho kich di ehuyin gian ching, m'; W,- Luvng djeh cdn thilt dung cho kich diy edn bdng (thudng cd gidn ching cdt), m'; W,,- Luvng djch edn thilt dung cho kieh tam chdn guong, m'; W „ - Luvng djch cdn thilt diing eho mang k H C N M s 11/2016 • CO t ; ^ - T I , DONGHdA Thu kieh: W' n(D-d)- n-S , m : (6) Trong dd: W,', W- Lifqmg dieh c i n thilt diy vd thu kich, m'; D - Dudng kinh xi lanh, m; d - Budng kinh c i n pit tdng kich, m; n - s i kich; S - Hdnh trinh ldm vi|c, m Tren eo so thdi gian di ehuyin mdy khiu than, xde dinh duoc so bd luu iwtfng Q c i n thilt nhu sau Th6ng tin khoa hpc cdng nghe mo lOOONW l/min; (7) TCr thdng s i luu luvng Q (l/min) cd t h i lua ehon tr^m bcrm dung dieh phii hop cho d i n g tid CO gidi hda khai thdc ' Xde dinh dudng kinh i n g cdp djch, d ^ : d,^- Q