Optimizing steel arch bridge components using multi-objective harmony search
Tae-Yun Kwon,
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Sang-Soo Ma,
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Jungwon Huh
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et al.
Structures,
Journal Year:
2025,
Volume and Issue:
73, P. 108389 - 108389
Published: Feb. 15, 2025
Language: Английский
Ứng dụng thuật toán RDMO trong thiết kế đa mục tiêu của giàn thép
Trung Tran,
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Việt Hùng Trương
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Vietnam Institute for Building Science and Technology,
Journal Year:
2025,
Volume and Issue:
2025(vi.vol1), P. 45 - 52
Published: March 1, 2025
This
paper
introduces
a
multi-objective
optimization
approach
for
planar
steel
truss
structures,
employing
the
RDMO
algorithm-a
hybrid
of
Rao-1
algorithm
and
differential
evolution
(DE).
The
study
focuses
on
two
primary
objectives:
minimizing
total
weight
reducing
lateral
displacement
at
apex,
with
design
variables
defined
as
cross-sectional
areas
members
within
specified
range.
Direct
analysis
is
implemented
to
accurately
simulate
nonlinear
behavior
structure
evaluate
its
maximum
load-bearing
capacity
under
realistic
conditions.
A
10-bar
selected
case
illustration.
results
demonstrate
that
effectively
eliminates
complex
control
parameters
while
achieving
balanced
trade-off
between
convergence
speed,
high
accuracy,
solution
diversity.
By
enhancing
mutation
strategy
non-dominated
sorting
crowding
distance
techniques,
exhibits
superior
performance
in
improving
design,
offering
significant
potential
widespread
applications
modern
civil
engineering.
Language: Английский
Robust Scheduling Based on Critical Chain for Fjsp with Remanufacturing and New Jobs
An Li,
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Qiong Liu,
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Yongwei Lian
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et al.
Published: Jan. 1, 2025
Language: Английский
Tối ưu tiết diện nhà thép công nghiệp một tầng với biến rời rạc bằng thuật toán tiến hóa vi phân cải tiến
Trung Tran,
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Anh Đức Trần,
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Việt Hùng Trương
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et al.
Vietnam Institute for Building Science and Technology,
Journal Year:
2024,
Volume and Issue:
2024(vi.vol3), P. 31 - 37
Published: Sept. 1, 2024
Industrial
steel
buildings
are
widely
used
in
construction
projects
due
to
numerous
advantages
such
as
cost
savings,
fast
time,
large
span
capability,
and
better
suitability
for
large-scale
production
storage
purposes.
Due
the
characteristics,
column
beam
sections
industrial
often
use
composite
steel,
where
dimensions
of
reasonably
designed
ensure
both
structural
performance
efficiency.
However,
with
complex
design
variables,
selecting
appropriate
sizes
poses
a
challenging
problem.
In
this
paper,
we
introduce
modern
method
address
issue
by
setting
up
an
optimization
problem
determining
optimal
cross-sectional
frame
buildings.
The
goal
is
minimize
total
weight
while
ensuring
safety
usability
according
standards.
constraints
formulated
TCVN
5575:2012
variables
treated
discrete
aligning
practical
realities.
An
improved
differential
evolution
algorithm
employed
solve
Calculation
results
demonstrate
that
not
only
saves
time
but
also
enhances
quality
solutions
compared
trial-and-error
commonly
engineers.
Language: Английский