Page 60 - Steel Tech India eMagazine Volume October 2020

81. Ŗ 01 Ŗ 1EVQDGT

KPVGITCVGF RNCPV EQORNGZ #NVJQWIJ WUKPI 0) HQT VJG +V CRRGCTU VJCV VJG XCTKQWU RTQLGEVKQPU CUUWOG VJCV
RKNGF WR KTQP QTG ſPGU CV XCTKQWU OKPGU GPXKTQPOGPV PCVWTCN ICU YKNN DG WUGF HQT &4+ RTQFWEVKQP QPN[
JC\CTF VQ VTCPURQTV EQWNF DG OQPGVK\GF VJTQWIJ +PVGITCVGF UVGGN RNCPV ƀQYUJGGVU JCXG KPEQTRQTCVGF
UWUVCKPCDNG OGVJQFU QH RGNNGVK\KPI D[ WUKPI PCVWTCN &4+ RTQFWEVKQP KP CFFKVKQP VQ $( $1( TQWVG YKVJ C
ICU VQ RTQFWEG WUCDNG KTQP QTG NWORU VJGUG WUGU CTG XKGY VQ TGFWEG QXGTCNN RNCPV GOKUUKQPU WUKPI 0)
DG[QPF VJG UEQRG QH VJG RCRGT DCUGF KPRWV HQT &4+ RTQFWEVKQP -GGRKPI KP XKGY VJG

6JG /KPKUVT[ QH 5VGGN JCU CNUQ DGGP CFXQECVKPI WUG QH VJTWUV QP CXCKNCDKNKV[ CPF FKUVTKDWVKQP U[UVGO QP 0) KV
TGE[ENCDNG UVGGN YJGTGD[ VJG UECNG QH %1 reduction KU PGEGUUCT[ VQ TG GZCOKPG VJG GOKUUKQP CPF GPGTI[
2
EQWNF DG UWDUVCPVKCN VJG RTGUGPV RCRGT FQGU PQV RTQLGEVKQPU QH C RTKOCT[ OKZGF TQWVG KPVGITCVGF UVGGN
EQPUKFGT VJKU CURGEV CNVJQWIJ VJKU KU C UGRCTCVG VJGOG RNCPV YJKEJ CNUQ RTQFWEGU ICU DCUGF &4+
= ?
QH TGUGCTEJ ECTTKGF QWV D[ QPG QH VJG CWVJQTU .
3. SCOPE OF THE PRESENT WORK
6JG QDLGEVKXG QH VJKU RCRGT KU VQ CTTKXG CV SWCPVKVCVKXG
RTGFKEVKQPU QP VJG QXGTCNN GPGTI[ CPF GOKUUKQP XCNWGU QH +P NKPG YKVJ VJG FKUEWUUKQPU CDQXG CP KPVGITCVGF UVGGN
CP KPVGITCVGF UVGGN RNCPV WUKPI OQFGNNKPI CPF UKOWNCVKQP RNCPV OC[ CFFKVKQPCNN[ EQPUKFGT WUG QH 0) YJKEJ
VQQNU D[ EQPUKFGTKPI ƀQYUJGGV DCUGF KPPQXCVKQPU QH KPENWFG DNCUV HWTPCEG $( KPLGEVKQP ICU PGVYQTM OKZ
using natural gas in an integrated steel plant. Such an and captive power plant. This is in addition to the use
CUUGUUOGPV JCU PQV DGGP TGRQTVGF KP NKVGTCVWTG QH PCVWTCN ICU HQT &4+ DCUGF URQPIG RTQFWEVKQP YJKEJ
KU TG OGNVGF KP 'NGEVTKE #TE (WTPCEGU VQ RTQFWEG ETWFG
2. PROJECTED AND PRESENT USE OF NATURAL
GAS FOR STEEL SECTOR IN INDIA steel.

+PFKCP )QXGTPOGPV KPVTQFWEGF VJG 0CVKQPCN 5VGGN /QUV QH VJG TGHGTTGF UVWFKGU JCXG WUGF OQFGN DCUGF
2QNKE[ KP YJKEJ GPXKUKQPU VJG ITQYVJ VTCLGEVQT[ RTGFKEVKXG CRRTQCEJGU HQT RTGFKEVKQP QH RQUUKDNG
QH VJG +PFKCP UVGGN KPFWUVT[ VKNN Ō . As per the WVKNKUCVKQP QH 0) HQT FKHHGTGPV RTQEGUUGU 4GEGPVN[ C
[1]
RQNKE[ +PFKCŏU 5VGGN OCMKPI ECRCEKV[ KU GZRGEVGF VQ EQORTGJGPUKXG OQFGN DCUGF ƀQY UJGGV RTGFKEVKQP
TGCEJ /VRC D[ Ō %TWFG UVGGN RTQFWEVKQP KU approach has been developed wherein it is possible
= ?
GZRGEVGF VQ TGCEJ /V D[ Ō CV ECRCEKV[ VQ RTGFKEV 0) WUG PQV QPN[ HQT KPLGEVKQP KP $( DWV CNUQ
WVKNKUCVKQP #U RGT VJG GUVKOCVGU OCFG KP VJKU FQEWOGPV HQT WUG KP VJG OKZGF ICU PGVYQTM CPF ECRVKXG RQYGT
PCVWTCN ICU EQPUWORVKQP QH //5%/& HQT &4+ RNCPV # XCTKCDNG EQUV OQFGN JCU CNUQ DGGP CFFGF YKVJ
KU GPXKUCIGF CUUWOKPI VJCV QH &4+ RTQFWEVKQP VJKU ƀQYUJGGV OQFGN 6JG OQFGN ECP DG CFCRVGF VQ RCTV
would be using natural gas with the balance production
DGKPI EQCN DCUGF 6JG GPXKUCIGF WUG KU JKIJGT VJCP VJG RTQFWEVKQP QH &4+ YKVJKP CP KPVGITCVGF RNCPV WUKPI 0)
RTQLGEVKQPU OCFG KP D[ VJG /KPKUVT[ QH 2GVTQNGWO CPF 6JG RTGUGPV UVWF[ CVVGORVU VQ RTQLGEV EWOWNCVKXG WUCIG
0CVWTCN )CU HQT VJG KTQP CPF UVGGN UGEVQT FWTKPI QH 0) HQT VJG FKHHGTGPV UEGPCTKQU YKVJ KORNKECVKQPU QP
= ?
YJKEJ KU //5%/& GPXKUCIGF HWGN EQUV GPGTI[ EQPUWORVKQP CPF GOKUUKQP
WUKPI VJG FGXGNQRGF UVGGN RNCPV UKOWNCVQT HQT CP
The current use in gas based plants is reported in Table integrated steel plant.
1 6JG GUVKOCVGF WUG QH ICU KU CDQWV //5%/D.
[8]
4. GENERAL METHODOLOGIES FOR
Table 1: Gas based DRI capacity in India
CALCULATION OF ENERGY CONSUMPTION,
Plant Location Owner DRI CO EMISSION AND TOTAL FOSSIL FUEL COST
2
Production
(Mt) 6JG IGPGTCN OGVJQFQNQIKGU HQT ECNEWNCVKQP QH GPGTI[
= ?
#/ 05 *C\KTC #/ 05 4.8 EQPUWORVKQP CPF %1 GOKUUKQP CNQPI YKVJ VJQUG HQT
2
*C\KTC 5VGGN Gujarat +PFKC .VF ECNEWNCVKPI VQVCN HQUUKN HWGN EQUV CTG QWVNKPGF DGNQY
%QORNGZ
JSW Dolvi &QNXK JSW Steel 1.1 4.1. Energy calculations
9QTMU Maharashtra Ltd 6JG VQVCN URGEKſE HWGN GPGTI[ EQPUWORVKQP 5('% QH C
JSW Salav 4CKICF JSW Steel 6QVCN RTQEGUU TQWVG ECP DG EQORWVGF WUKPI 'SWCVKQP
Maharashtra Ltd RTQFWEVKQP
VQ &QNXK
Total 5.9

58 STEEL TECH