Page 43 - Steel Tech India eMagazine Volume October 2020
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81. Ŗ 01 Ŗ 1EVQDGT
Fig. 8: Vacuum process in both tanks at the same time
FGTKXGF HTQO VJG +PFWUVT[ CRRTQCEJ VJCV OCMGU KV Fig. 9: Smart pump conÀguration. VD/VOD applica-tion
RQUUKDNG VQ FTCY VJG DGUV QWV QH VJG QXGTCNN OGEJCPKECN with mechanical vacuum dry pumps Plant G (2020)
GSWKROGPV UWEJ CU VJG 86& D[ WUKPI KPPQXCVKXG FWTKPI VJG GPVKTG RTQEGUU GPUWTGU C PCTTQY TCPIG QH
UGP UQTU VJCV KPVGTHCEG YKVJ JKIJN[ CFXCPEGF CFCRVKXG VGORGTCVWTG UWRGTJGCV KP VJG VWPFKUJ FWTKPI ECUVKPI
OQFGNU
YJKEJ DTKPIU UVCDNG ECUVKPI URGGF CPF UVTQPI KORCEV QP
5WEJ KPPQXCVKXG UQNWVKQPU YKNN JGNR VQ URGGF WR 86& ſPCN UVGGN SWCNKV[ (KIWTG UJQYU UWRGT JGCV XCTKCVKQP
VTGCVOGPVU D[ OKPKOK\KPI VJG RWOR FQYP VKOG DQQUVKPI DGHQTG CPF CHVGT PGWTCN PGVYQTM DCUGF VGORGTCVWTG
VJG 0 * 5 TGOQXCN CPF CV CNN VJG VKOGU MGGRKPI WPFGT EQPVTQN CRRNKECVKQP FWTKPI XCEWWO VCPM FGICUU KPI
EQPVTQN VJG OCKP 86& UVCVKQP -2+U
SUMMARY
+P TGEGPV [GCTU &CPKGNK JCU HQEWUGF KVU CVVGPVKQP QP VJKU
VQRKE CPF FGXGNQRGF EWUVQOK\GF UQNW VKQPU KPUVCNNGF CU #RRNKECVKQP QH VJG GNGEVTKECN UVGGNOCMKPI RTQEGUU TQWVG
RTQVQV[RGU CPF VGUVGF VWPGF KP QWT QYPGF RNCPV #$5 HQT JKIJ SWCNKV[ ITCFGU KU CNTGCF[ EQP ſTOGF D[ VJG
RTQXKFGF YKVJ VYQ VYKP 86& UVCVKQPU OCTMGV $GUV #XCKNCDNG 6GEJPQNQI[ GXCNWCVKQP FWTKPI
Ŗ (QT OKPKOK\KPI VJG RWOR FQYP VKOG CPF CXQKFKPI VTCPUKVKQP HTQO KPVGITCVGF VQ GNGEVTKECN UVGGNOCMKPI
UNCI QXGTƀQYU 3 #(5 CW VQOCVKE #PVK (QCOKPI RTQEGUU OWUV KPENWFG
UNCI 5[UVGO UGG (KIWTG DGNQY
Ŗ /QUV UWKVCDNG GNGEVTKE CTE HWTPCEG CU TGSWKTGF HQT VJG
Ŗ (QT CWVQOCVKECNN[ OQPKVQTKPI VJG OQNVGP DCVJ QRGP RTQFWEV OKZ CPF CXCKNCDNG EQPFKVKQPU G I GNGEVTKECN
G[GU 3 12'0';' 86& CPF CEEQTFKPIN[ TGIWNCVKPI PGVYQTM
VJG DQVVQO CTIQP UVKTTKPI FGRGPFKPI QP VJG URGEKſE
86& RTQEGUU RJCUG FGGR XCEWWO QT VTKOOKPI Ŗ 4CY OCVGTKCN SWCNKV[ XGTUWU TGSWKTGF RTQFWEV OKZ
Ŗ (QT EQPVKPWQWUN[ OGCUWTKPI CPF GUVKOCVKPI VJG UVGGN Ŗ %CRCDKNKV[ HQT GZKUVKPI UGEQPFCT[ OGVCNNWTI[ VQ
VGORGTCVWTG YKVJQWV VQWEJKPI VJG DCVJ 3 6'/2 RTQFWEG TGSWKTGF JKIJ SWCNKV[ ITCFGU YKVJ EJCPIGF
86& UGG (KIWTG DGNQY
steel conditions.
+P VJKU YC[ VJG OCUU VTCPUHGT EQGHſEKGPV M O OKP KU
OCZKOK\GF CV CNN VKOGU WPFGT FGGR XCEWWO VJG 0 1 *
RKEMWR KU OKPKOK\GF FWTKPI VTKOOKPI VQIGVJGT YKVJ
OQTG GHſEKGPV CPF HCUVGT KPENWUKQP TGOQXCN CPF ſPCNN[
WPGZRGEVGFN[ NQY QT JKIJ UVGGN VGORGTCVWTG CV VJG 86&
VTGCVOGPV GPF CTG CXQKFGF
1RVKOCN VGORGTCVWTG EQPVTQN FWTKPI CNN RJCUGU QH VJG
UVGGNOCMKPI RTQEGUU DTKPIU CFXCPVCIGU KP VGTOU QH
RTQFWEVKXKV[ SWCNKV[ CPF EQUV TGFWEVKQP 6JCPMU VQ PGWTCN
PGVYQTM OQFGN CRRNKEC VKQP KV KU RQUUKDNG VQ TGCEJ VCTIGV
VGORGTCVWTGU YKVJ CEEGRVCDNG FGXKCVKQP TCPIG ſIWTG
6JG KORCEV QH RTGFKEVKXG VGORGTCVWTG EQPVTQN Fig. 10: Q-AFS (Automatic Anti-Foaming Slag System
developed by Danieli)
STEEL TECH 41
