Page 19 - Steel Tech India eMagazine Volume July 2022
P. 19

92/     Ć ,668(   Ć -XO\

             Providing OOtimal TaOhole Clay under !last Furnace

             OOerations

             **Takashi Matsunaga, *Atanu Suvrajit Bal, *Sandip Sahoo, *Aditya Narayan Lenka,
             **Yoshinobu Ushijima
              75/ .URVDNL 5HIUDFWRULHV /LPLWHG  -KDUVXJXGD  ,1',$

               .URVDNL +DULPD &RUSRUDWLRQ  +LJDVKLKDPDPDFKL <DKDWDQLVKLNX  -$3$1









              Abstract                                            SURGXFWLYLW\   IRU  ORZ  FRNH  DQG  KLJK  FRDO  RSHUDWLRQ
                                                                  DQG VXLWDEOH FOD\ IRU  VLQJOH WURXJK RSHUDWLRQ  IRU %)
              ,QGLD  ZDV  WKH   UG  ODUJHVW  VWHHO  SURGXFHU  LQ  ZRUOG
              LQ  \HDU        DQG  FURVVHG  -DSDQ  WR  EHFRPH   QG   KDYLQJ   7+V  DQG VPRRWK RSHUDWLRQ RI EODVW IXUQDFH
              ODUJHVW  VWHHO  SURGXFHU  LQ        DIWHU  &KLQD   7KLV   INTRODUCTION
              KDV UHVXOWHG GXH WR DGDSWDWLRQ RI QHZ WHFKQRORJLHV
                                                                 7KH ILUVW DWWHPSW WR HVWDEOLVK DQ LURQ DQG VWHHO LQGXVWU\
              LQ WKH ILHOG RI LURQ DQG VWHHO PDNLQJ VLQFH IURP WKH
              ODVW IHZ GHFDGHV  7KH PDMRU URXWH IRU LURQ PDNLQJ   RQ PRGHUQ OLQHV ZDV PDGH LQ      E\ -RVLDK 0DUVKDOO
              LV  WKURXJK  %ODVW  IXUQDFH   $W  SUHVHQW      QR  RI   +HDWK DW 3RUWR 1RYR RQ WKH 0DGUDV FRDVW  EXW LW ZDV

              ELJJHU VL]H %ODVW IXUQDFHV  ,9!    0    DUH XQGHU   FORVHG GXH WR ORW RI UHDVRQV     7KH ILUVW EODVW IXUQDFH
              RSHUDWLRQ LQ ,QGLD DQG LW ZLOO FURVV PRUH WKDQ    E\   ZDV  EXLOW  DW  .XOWL   :HVW  %HQJDO  GXULQJ         %XW  WKH
              FRPLQJ   WR   \HDUV  DQG DW WKH VDPH WLPH  QR RI

              PHGLXP VL]H %)  ,9          0   ZLOO EH LQFUHDVHG
              WR !   GXH WR H[SDQVLRQ SODQ IRU DOO WKH PDMRU VWHHO
              PDQXIDFWXUHUV   ,Q  WKH  SDVW   WDSKROH  FOD\  KDG  EHHQ
              XVHG IRU D PHUH SXUSRVH RI SOXJJLQJ RI WDSKROH DQG
              GLVFKDUJH  RI  LURQ  DQG  VODJ  SURGXFHG  LQVLGH  EODVW
              IXUQDFH  +RZHYHU  UHFHQWO\ WDSKROH FOD\ LV H[SRVHG
              WR VHYHUHU FRQGLWLRQ DV WKH VL]H RI WKH IXUQDFH JHWV
              ELJJHU DQG RSHUDWLRQ JHWV VHYHUHU  0RVW RI WKH ,QGLDQ
              %ODVW IXUQDFH DUH RSHUDWLQJ WKHLU IXUQDFH ZLWK VHYHUH
              FRQGLWLRQ  VXFK  DV  WKHSURGXFWLRQ  UDWH  LV  KLJKHU  WR
              WKDW  RI  WKH  UDWHG  FDSDFLW\  DORQJ  ZLWK  VHYHUH  VODJ
              UDWH DQG KRW PHWDO WHPSHUDWXUH  6R ZLWK WKLV FKDQJH
              LQ FDVW KRXVH SUDFWLFH DQG %ODVW IXUQDFH RSHUDWLQJ
              SDUDPHWHUV WKH UHTXLUHPHQW RI 7DSKROH FOD\  7+&
              KDV  GUDVWLFDOO\  FKDQJHG   1RZ  D  GD\V  7+&  SOD\  D
              PDMRU UROH IRU WKH VPRRWK RSHUDWLRQ DQG GUDLQDJH RI
              %ODVW IXUQDFH  %HVLGHV WKLV WKH PDMRU UHTXLUHPHQWV
              DUH    VWDEOH RSHUDWLRQ E\ SURSHU KHDUWK GUDLQDJH
                 UHGXFWLRQ RI ZRUNORDG DQG DFKLHYHPHQW RI VPDOO
              UHIUDFWRU\  FRQVXPSWLRQ  E\  ORQJHU  WDSSLQJ  GXUDWLRQ
                 DFKLHYHPHQW RI ORQJHU IXUQDFH OLIH E\ SURWHFWLRQ
              RI  KHDUWK  VLGH  ZDOO  ZLWK  ORQJ  WDSKROH  OHQJWK  DQG
                  WR  PDLQWDLQ  WKH  SURGXFWLYLW\  OHYHO  GXULQJ  WURXJK
              UHSDLULQJ IRU EODVW IXUQDFH KDYLQJ   7DSKROH  ,Q WKH
              SUHVHQW SDSHU ZH KDYH IRFXVHG RQ WKH GHVLJQ DVSHFW
              RI 7+& IRU WKH UHTXLUHPHQW RI EODVW IXUQDFH IRU KLJKHU
                                                                 Fig 1.a&b: World Steel production & India Steel Production

             STEEL TECH
   14   15   16   17   18   19   20   21   22   23   24