Materials science forum,
Год журнала:
2024,
Номер
1139, С. 3 - 9
Опубликована: Дек. 18, 2024
This
article
presents
the
optimal
method
of
melting
35XGCL
(analog
is
JIS
G
5111)
low
alloy
steel
in
DSP-2.0
2000
kg
electric
arc
furnace.
All
main
stages
an
furnace
are
considered.
In
addition,
analytical
data
on
study
slag
mode
during
fluidization
presented.
The
results
evaluation
oxygen
activity
metal
depending
chemical
composition
oxidation
and
reduction
cycles
Graphs
total
amount
iron,
silicon,
manganese
oxides
Moreover,
effect
constant
additional
deoxidizing
aluminum
content
impact
strength
improved
when
range
0.05-0.07%.
Ironmaking & Steelmaking Processes Products and Applications,
Год журнала:
2024,
Номер
51(5), С. 411 - 426
Опубликована: Май 1, 2024
Comprehensively
considering
the
raw
materials
availability,
production
technology,
and
economy
factor,
it
is
unclear
to
choose
optimal
electric
arc
furnace
(EAF)
steelmaking
modes
with
charging
scrap
hot
metal
(HM)
in
China.
In
this
paper,
mathematical
modelling
techno-economic
analysis
adopted
quantitatively
describe
consumption
level
of
material
energy,
as
well
economic
performance
EAF
process.
The
calculation
results
reveal
that
lowest
smelting
time,
heat
loss
total
energy
consumption,
better
benefit
saving
effect,
process
50%
HM
ratio
carbon
powder
coal
gas
added
suggested,
natural
should
be
limited
within
19.58
kg
11.63
Nm
3
.
This
research
expected
provide
some
theoretical
operation
guidance
for
low
high
efficiency
lean
