Ayarlı
kütle
sönümleyicileri
her
türlü
mekanik
sistemde
kullanılan
ve
rahatsız
edici
olarak
meydana
gelen
titreşimlerin
sönümlenmesinde
fayda
sağlayan
bir
sistemdir.
Rüzgar
deprem
etkileri
altında
özellikle
titreşime
hassas
olan
kule,
köprü
yüksek
yapılar
için
uygulanabilir
Bu
sistemlerin
etkinliği
ancak
yapının
özelliklerine
göre
düzgün
şekilde
ayarlandığında
sağlanmaktadır.
durum
ise
sistemin
optimum
tasarımını
önemli
hale
getirmektedir.
Yeni
türde
sönümleyici
sistemlerinin
geliştirilmesi
tasarlanması
da
bu
sistemleri
günümüzde
depreme
karşı
dayanıklı
oluşturmak
amacında
kılmaktadır.
Editörü
olduğumuz
kitabın
içeriğinde
pasif
aktif
yapısal
kontrol
sistemlerini
tanıtıldıktan
sonra
problemin
en
genel
halini
temsil
eden
hareket
denklemleri
sunulmuştur.
Sonrasında
ayarlı
sönümleyicilerinin
klasik,
metasezgisel
yapay
sinir
ağları
tabanlı
optimizasyonu
sıvı
sönümleyicilerin
tasarımları
son
verilmiştir.
Kitabın
editörleri
kitapta
yazar
katkı
herkese
teşekkürlerimizi
sunarız.
Millî
mücadele
egemenlik
sonucunda
Mustafa
Kemal
Atatürk’ün
kurduğu
Cumhuriyetimizin
kuruluşunun
100.
Yılını
taçlandırması
amacıyla
İstanbul
Üniversitesi
–
Cerrahpaşa’da
oluşturulan
‘Cumhuriyetin
Yılına
100
Kitap’
projesinde
yer
almaktan
gurur
duyar,
projeye
destek
gerçekleşmesine
çabalarını
eksik
etmeyen
Büyük
Önderimiz
Gazi
Atatürk’ü,
aziz
şehitlerimizi
gazilerimizi
saygı
rahmetle
anıyoruz.
Computer-Aided Civil and Infrastructure Engineering,
Год журнала:
2024,
Номер
39(11), С. 1573 - 1596
Опубликована: Фев. 1, 2024
Abstract
Control–structure
interaction
(CSI)
plays
a
significant
role
in
active
control
systems.
Popular
methods
incorporate
actuator
dynamics
into
an
integrated
system
to
account
for
CSI,
leading
situation
where
existing
structural
algorithms
that
ignore
CSI
cannot
be
applied
directly.
To
address
this
issue,
study
proposes
deep
reinforcement
learning
(DRL)
based
mass
driver
(AMD)
decoupled
framework,
which
algorithm
is
employed
generate
the
force
command
without
consideration
of
while
DRL
agent
utilized
attenuate
effects
AMD
systems
and
achieve
desired
force.
The
DRL‐based
framework
verified
through
series
numerical
experiments.
Furthermore,
applicability
confirmed
wind‐excited
76‐story
benchmark
building.
Comprehensive
analysis
indicates
proposed
can
effectively
eliminate
apply
accurate
structure
various
scenarios,
allows
ideal
response
control.
Computer-Aided Civil and Infrastructure Engineering,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 15, 2025
Abstract
Suspender
cables/hangers
occupy
a
crucial
role
during
the
whole
service
life
of
suspension
bridges/arch
bridges/space
structures,
and
their
long‐term
repeated
vibration
under
corrosion
high‐stress
state
will
cause
fatigue
damage
even
induce
failure.
To
mitigate
vertical
suspender
cables/hangers,
four‐wire
pendulum
tuned
mass
damper
(FWPTMD)
is
proposed.
It
mainly
consists
cross
bracket,
four
ropes,
moving
mass,
universal
rotating
ball
hinges
that
can
rotate
in
any
direction
provide
damping.
A
cable
real
bridge
selected
as
research
object.
First,
design
procedure
effect
modal
ratio
are
provided;
optimization
method
for
parameters
optimal
frequency
damping
investigated
detail.
Second,
simulations
conducted
to
illustrate
its
feasibility,
results
show
excellent
mitigation
effect.
Third,
FWPTMD
designed
fabricated;
performance
further
validated
by
field
experiments,
very
close
those
simulation.
The
has
advantages
simple
structural
form,
convenient
installation,
low
cost,
easy
tuning,
maintenance,
so
forth.
Therefore,
it
play
an
obvious
life‐cycle
cable/hanger,
positive
meaning
retard
damage,
extend
life,
assure
traffic
safety
extreme
weather.
Integrated Computer-Aided Engineering,
Год журнала:
2023,
Номер
30(3), С. 223 - 242
Опубликована: Фев. 21, 2023
In
this
paper,
a
novel
Artificial
Bee
Colony
algorithm
is
proposed
to
solve
variant
of
the
Job
Shop
Scheduling
Problem
where
only
an
interval
possible
processing
times
known
for
each
operation.
The
solving
method
incorporates
diversification
strategy
based
on
seasonal
behaviour
bees.
That
is,
bees
tend
explore
more
at
beginning
search
(spring)
and
be
conservative
towards
end
(summer
winter).
This
new
helps
avoid
premature
convergence,
which
appeared
issue
in
previous
papers
tackling
same
problem.
A
thorough
parametric
analysis
conducted
comparison
different
models
performed
set
benchmark
instances
from
literature.
results
illustrate
benefit
using
strategy,
improving
performance
ABC-based
methods
An
additional
study
assess
robustness
solutions
obtained
under
ranking
operators,
together
with
sensitivity
compare
effect
that
levels
uncertainty
have
solutions’
robustness.
Computer-Aided Civil and Infrastructure Engineering,
Год журнала:
2023,
Номер
38(12), С. 1583 - 1604
Опубликована: Апрель 23, 2023
Abstract
A
novel
multibody
rocking
model
is
developed
to
investigate
the
dynamic
response
of
two
stacked
rigid
blocks
placed
on
a
linear
base
isolation
device.
The
used
realistic
statue‐pedestal
system
subject
pulse‐like
ground
motions.
analysis
shows
that,
in
general,
increases
safety
level
system.
However,
for
large
period
pulses
or
small
size
blocks,
isolator
can
amplify
motion,
resulting
lower
minimum
overturning
acceleration
than
nonisolated
Further,
amplification
shock
spectrum
mass‐dashpot‐spring
oscillator,
was
found
be
reciprocal
nondimensional
investigated
Novel
spectra
are
obtained
by
normalizing
frequency
pulse
isolator.
also
demonstrates
how
equivalent
that
single‐block
configuration
coincident
with
whole
assumed
monolithic
upper
block
alone,
whichever
more
slender.
