Page 11 - Steel Tech India eMagazine Volume April 2024
P. 11
92/ Ć ,668( Ć 2FWREHU
8VDJH RI *UHHQ +\GURJHQ LQ 6WHHO ,QGXVWU\
Rajesh Kumar Vijayavergia & Ramen Datta;
6WHHO 5HVHDUFK 7HFKQRORJ\ 0LVVLRQ RI ,QGLD 1HZ 'HOKL
$EVWUDFW ODUJH TXDQWLWLHV LQ ZLGHU UDQJH RI DSSOLFDWLRQV FRPSDUHG
+\GURJHQ FDQ EH XWLOL]HG IRU WKH SURGXFWLRQ RI LURQ WR RWKHU PDWHULDOV ,Q RUGHU WR OLPLW JOREDO ZDUPLQJ WR ZHOO
LQ %) %2) DV ZHOO DV '5, ($) ,) URXWHV *UHHQ EHORZ & QHW DQWKURSRJHQLF JUHHQKRXVH JDV *+*
K\GURJHQ JHQHUDWHG IURP UHQHZDEOH HQHUJ\ HPLVVLRQV PXVW UHDFK ]HUR EHWZHHQ DQG
2
FRXOG PDNH D VLJQL¿FDQW FRQWULEXWLRQ WR HPLVVLRQV DQG EHFRPH QHJDWLYH WKHUHDIWHU . Steel industry has
UHGXFWLRQV LQ VWHHO LQGXVWU\ 8VH RI JUHHQ K\GURJHQ responded to decarbonization challenge with reduction
LQ VWHHO PDNLQJ ORRNV SURPLVLQJ EXW LWV WHFKQR LQ HQHUJ\ FRQVXPSWLRQ HႈFLHQF\ LPSURYHPHQWV HWF
HFRQRPLFV LV \HW WR EH HVWDEOLVKHG WR DGRSW LW RQ EXW SRWHQWLDO IRU IXUWKHU HPLVVLRQ UHGXFWLRQV LV OLPLWHG
FRPPHUFLDO VFDOH $YDLODELOLW\ RI JUHHQ K\GURJHQ 'HHS GHFDUERQL]DWLRQ RI VWHHO SURGXFWLRQ UHTXLUHV
DW FRPSHWLWLYH UDWH ZLOO EH FUXFLDO IRU HQVXULQJ WKH V\VWHPLF FKDQJH LQ WKH VWHHO SURGXFWLRQ SURFHVV DQG
HFRQRPLF YLDELOLW\ RI JUHHQ K\GURJHQ EDVHG VWHHO WKH WHFKQRORJLHV UHTXLUHG DUH QRW \HW FRPPHUFLDOO\
SURGXFWLRQ 'HYHORSPHQW RI SURFHVV RI JHQHUDWLQJ available.
K\GURJHQ IURP UHQHZDEOH HQHUJ\ DQG DYDLODELOLW\ RI 7UDGLWLRQDO VWHHOPDNLQJ LQYROYHV WKH XVH RI FRNLQJ FRDO
JUHHQ K\GURJHQ WR VWHHO SODQW ZLOO EH D NH\ HQDEOHU DQG RU &', FRDO QDWXUDO JDV LQMHFWLRQ LQ EODVW IXUQDFHV
IRU JUHHQ VWHHO PDNLQJ %) RU FRDO RU QDWXUDO JDV LQ VSRQJH LURQ '5,
SURGXFWLRQ UHVXOWLQJ LQ KXJH FDUERQ GLR[LGH HPLVVLRQV
.H\ZRUGV JUHHQ VWHHOPDNLQJ K\GURJHQ UHGXFWLRQ 6WHHOPDNLQJ EDVHG RQ LURQ RUH LV UHVSRQVLEOH IRU RYHU
JUHHQ K\GURJHQ ORZ FDUERQ VWHHOPDNLQJ RI VWHHO SURGXFWLRQ HPLVVLRQV .
,1752'8&7,21 Hydrogen pURYLGHV WKH NH\ WR D FDUERQ QHXWUDO
+\GURJHQ + WKH OLJKWHVW HOHPHQW LV JDVHRXV DW VWHHOPDNLQJ SURFHVV DV LW FDQ EH XVHG LQ SODFH RI FRDO
2
DWPRVSKHULF SUHVVXUH DQG WHPSHUDWXUH DQG LV PRVW FRNLQJ FRDO QDWXUDO JDV DV D UHGXFLQJ DJHQW +\GURJHQ
FRPPRQO\ IRXQG LQ WKH IRUP RI ZDWHU LQ K\GURFDUERQV as a solution to decarbonizing steel industry has been
VXFK DV PHWKDQH JDVROLQH DQG LQ FRDO 7KRXJK LW LV RQH UHFHLYLQJ LQFUHDVLQJ DPRXQWV RI DWWHQWLRQ JOREDOO\
RI WKH PRVW DEXQGDQW HOHPHQWV RQ HDUWK LW UDUHO\ H[LVWV +<'52*(1 ,1 67((/ 0$.,1*
DV D JDV )RU K\GURJHQ SURGXFWLRQ LW PXVW EH VHSDUDWHG
IURP RWKHU HOHPHQWV DQG FRPSRXQGV +\GURJHQ FDQ EH 7KHUH DUH WZR PDLQ PHWKRGV XVHG WR SURGXFH VWHHO IURP
SURGXFHG IURP GLYHUVH UHVRXUFHV XVLQJ D ZLGH UDQJH RI LURQ RUH SULPDU\ EODVW IXUQDFH EDVLF R[\JHQ IXUQDFH
processes. %) %2) DQG VFUDS GLUHFW UHGXFHG LURQ HOHFWULF IXUQDFH
6FUDS '5, ($) ,) VWHHOPDNLQJ &2 HPLVVLRQ LQ
6WHHO LV DQ HVVHQWLDO SDUW RI RXU IXWXUH ZLWK JOREDO VWHHOPDNLQJ WKURXJK %) %2) URXWH LV VKRZQ LQ )LJ
2
GHPDQG VHW WR DOPRVW GRXEOH LQ WKH QH[W \HDUV
%XW LW LV D ELJ FDUERQ HPLWWHU DFFRXQWLQJ IRU RI (PLVVLRQ IURP '5, EDVHG ($) SODQWV LV DSSUR[
1
JOREDO FDUERQ GLR[LGH &2 HPLVVLRQV . Though steel tonnes CO SHU WRQQH RI VWHHO LI WKH\ DUH FRDO EDVHG
2
2 RU WRQQHV WRQQH LI WKH\ DUH JDV EDVHG $YHUDJH
produces less CO SHU XQLW RI SURGXFWLRQ FRPSDUHG WR
2 CO HPLVVLRQV IURP JOREDO LURQ DQG VWHHO LQGXVWU\ KDV
VRPH RI RWKHU PDWHULDOV WRWDO DPRXQW HPLWWHG E\ WKH 2
steel industry is high since steel is used extensively in EHHQ UHSRUWHG WR EH NJ WRQ OLTXLG VWHHO .Hydrogen
STEEL TECH