Page 24 - Steel Tech India eMagazine Volume July 2021

92/ Ć 12 Ć -XO\

Fig.1: Mg Consumption in SMS2 FY(20-21) Fig.2: CPC Consumption in SMS1 FY(20-21)

Fig.3: Spar Consumption in SMS2 FY (20-21) Fig.4: Fluorspar Consumption in SMS1 FY (20-21)

'6 VWDWLRQV 0J IRUPV D VWDEOH UHDFWLRQ SURGXFW LQ
WKH IRUP RI 0J6 DQG SUHIHUUHG RYHU 6RGLXP 1D ZKLFK
OHDGV WR GXVW IRUPDWLRQ DQG KDV DGYHUVH LPSDFW RQ
KHDOWK DQG GHGXVWLQJ HTXLSPHQW 7KHRUHWLFDOO\ 0J
UHTXLUHPHQWLV WKH OHDVW IRU GHVXOSKXUL]DWLRQ )LJ EXW
> @

0J YDSRUL]HV DW & DQG KHQFH FDQQRW EH XVHG
DORQH IRU GHVXOSKXUL]DWLRQ RI KRW PHWDO 6SHFLILF 0J
FRQVXPSWLRQ LV .J WFV SRLQW GURS LQ 6XOSKXU 6
ZKHQ /LPH DQG 0J DUH XVHG IRU FR LQMHFWLRQ UDWLR
DQG .J WFV SRLQW GURS LQ µ6¶ ZKHQ &DUELGH DQG 0J
DUH XVHG IRU FR LQMHFWLRQ UDWLR 0DJQHVLXP LV TXLWH
FRVWO\ DQG LV LPSRUWHG :LWK DQ REMHFWLYH WR UHGXFH
Fig. 5: Theoretical requirement for removing Sulphur
UHGXFWLRQ LQ 0J DQG WR UHGXFH GHSHQGHQF\ RQ 0J
LPSRUW DQ DOWHUQDWH OLPH EDVHG PDWHULDO FRQWDLQLQJ $W VHFRQGDU\ VWHHOPDNLQJ L H /DGOH )XUQDFH IXUWKHU
OLPH KDV EHHQ H[SORUHG ZLWKRXW DGYHUVHO\ GHVXOSKXUL]DWLRQ RI VWHHO LV GRQH E\ DGGLQJ IOXRUVSDU
LPSRUWHG UDZ PDWHULDO DORQJ ZLWK OLPH LQ RUGHU WR
DIIHFWLQJ WKH GHVXOSKXUL]DWLRQ HIILFLHQF\
DFKLHYH YHU\ ORZ OHYHO RI VXOSKXU LQ WKH VWHHO )OXRUVSDU
Table 1: Desulphurization Reagents
LV JHQHUDOO\ XVHG WR IOXLGL]H WKH VODJ E\ UHGXFLQJ WKH
Reagents Resident Vapour Quantity Safety Cost of PHOWLQJ SRLQW DQG WKH YLVFRVLW\ RI EDVLF VWHHO VODJ 7KH
Time Formation DS YLVFRVLW\ RU IOXLGLW\ RI WKH VODJ SOD\V DQ LPSRUWDQW UROH
GXULQJ /) VWHHO PDNLQJ $ JRRG /) VODJ IRU WKH HIIHFWLYH
0J /RZ +LJK /RZ 3RRU +LJK
UHILQHPHQW VKRXOG KDYH KLJK IOXLGLW\ ORZ YLVFRVLW\
/LPH /RZ 0RGHUDWH *RRG /RZ
ZKHUHDV D JRRG VODJ LQ WHUPV RI UHIUDFWRU\ ZHDU VKRXOG
&D& /RZ 0RGHUDWH 3RRU +LJK
KDYH D ORZ IOXLGLW\ KLJK YLVFRVLW\ WR IDFLOLWDWH FRDWLQJ

STEEL TECH