Ome analysis of the stress-strain state of earth dams taking into account their own weight
Ozodakhon Khaydarova,
Yunusali Khusanov,
Gulnoza Alimjonova
и другие.
E3S Web of Conferences,
Год журнала:
2024,
Номер
538, С. 01034 - 01034
Опубликована: Янв. 1, 2024
The
paper
is
devoted
to
static
problems
of
studying
the
stress
state
earth
dams,
taking
into
account
their
own
weight.
A
method
developed
determine
stress-strain
dams.
An
algorithm
for
solving
and
calculation
formulas
based
on
finite
difference
were
developed.
advantage
implementation
complex
strain
models
considering
structural
changes
in
soil
media.
massif
dam
are
solved
by
two
methods,
using
Plaxis
program
element
method.
distribution
over
cross
section
under
action
its
weight
determined
example
Charvak
dam.
results
obtained
compared.
Язык: Английский
Development of new technology S4S (Star for Study) for teaching IT sphere students
E3S Web of Conferences,
Год журнала:
2024,
Номер
538, С. 02028 - 02028
Опубликована: Янв. 1, 2024
The
article
discusses
the
use
of
a
new
method
called
S4S
(Star
for
Study)
in
educational
process
technical
universities.
goal
is
to
develop
students’
independent
thinking,
analysis
and
selfeducation
skills.
It
emphasizes
developing
thinking
mechanism
rather
than
relying
solely
on
memory.
text
presents
an
algorithm
implementing
method,
which
includes
such
stages
as
identifying
elements,
establishing
connections
between
them
assessing
level
mastery.
differs
from
traditional
teaching
methods
offers
number
advantages.
promotes
broad-based
provides
logical
approach
learning,
has
simple
structure
can
be
applied
variety
activities
settings.
used
lecture
classes,
practical
classes
self-study.
aimed
at
skills
expression
thoughts,
self-esteem,
individual
group
work,
well
effective
selection
ideas.
also
describes
experimental
test
conducted
evaluate
effectiveness
method.
results
show
that
students
who
received
instruction
showed
improvements
their
knowledge
abilities
compared
those
instruction.
made
it
possible
assess
students'
mastery
subject
facilitated
rapid
assignment
grades.
encouraged
aspects
decision
making
self-improvement.
Язык: Английский
The technology of improving the drying process of cotton raw materials in a drum dryer
Abdugaffor Khurmamatov,
Elmurod Umarov,
Shukhrat Matkarimov
и другие.
E3S Web of Conferences,
Год журнала:
2024,
Номер
538, С. 04014 - 04014
Опубликована: Янв. 1, 2024
The
most
important
factor
in
maintaining
quality
during
cotton
processing
is
to
significantly
reduce
moisture
content.
Therefore,
order
improve
the
drying
process
of
raw
materials,
a
test
model
drum
device
was
created
Laboratory
Chemical
Technology
Processes
and
Devices
Institute
General
Inorganic
Chemistry
Academy
Sciences
Republic
Uzbekistan.
In
this
device,
experimental
carried
out
with
length
2
meters.
It
studied
that
normal
movement
product
depends
on
its
inclination
angle
∠
number
rotations
n.
Graphs
were
made
based
obtained
results.
observed
heat
supplied
material
uniformly
distributed
along
so
loss
also
uniform.
experiment
air
temperature
inside
70…
120
°C.
An
attempt
clarify
these
indicators
basis
tables
graphs.
We
convinced
seed
device.
stated
our
recommended
6
°
n=12
rot/min.
Язык: Английский
Assessment of hydraulic friction in polypropylene pipes
E3S Web of Conferences,
Год журнала:
2024,
Номер
538, С. 01025 - 01025
Опубликована: Янв. 1, 2024
In
the
article,
research
to
find
coefficient
of
hydraulic
friction
in
pipes
was
carried
out
laboratory
Tashkent
Institute
Irrigation
and
Agricultural
Mechanization
Engineers
National
Research
University.
The
determined
using
Darcy-Weisbach
equation
a
polypropylene
pipe
with
an
internal
diameter
17
mm
for
drinking
water
at
various
flow
rates,
that
is,
by
changing
average
rate.
A
graph
dependence
friction,
conditions,
on
Reynolds
number
constructed
analyzed.
As
result,
absolute
value
roughness
Shifrinson
formula
area
quadratic
resistance
through
coefficient.
difference
new
operation
certain
period
time
compared.
Recommendations
are
given
use
practice
based
findings
obtained
during
experiments.
Язык: Английский
On the theoretical study of the phenomena of electromagnetism with variable core parameters
Anora Yusupova,
Ibratjon Aliyev,
Erkinjon Kholmatov
и другие.
E3S Web of Conferences,
Год журнала:
2024,
Номер
538, С. 01020 - 01020
Опубликована: Янв. 1, 2024
In
this
study,
a
method
was
considered
for
analyzing
the
phenomena
of
interaction
an
electromagnet
with
various
objects,
provided
that
dimensions
its
ferromagnetic
core
are
introduced
as
variable.
The
analysis
performed
by
using
Maxwell’s
equations
solution
differential
equation
first
degree
in
multiple
variables
respect
to
electric
field,
taking
into
account
Nabble
vector
operator.
As
result
resulting
function
obtained,
previously
dependent
on
magnetic
induction
and,
particular,
inductance,
result,
and
direct
indicators
electromagnet,
position
probe
object
space.
And
also,
conclusion
is
given,
dependence
between
magnitude
force
variable
established.
Язык: Английский
Determination of the filtration consumption from the body of the soiled dam
Luqmon Samiev,
Q Ch Ulashov,
A Sh Suyunov
и другие.
IOP Conference Series Earth and Environmental Science,
Год журнала:
2024,
Номер
1420(1), С. 012037 - 012037
Опубликована: Дек. 1, 2024
Abstract
This
paper
addresses
the
pressing
issues
of
climate
change,
population
growth,
and
imperative
for
efficient
water
resource
management.
It
emphasizes
importance
effectively
utilizing
stored
in
reservoirs
accurately
assessing
loss.
Specifically,
study
focuses
on
quantifying
lost
through
filtration
process
earthen
dam
bodies
examining
its
impact
structural
integrity.
Measurements
were
taken
at
Chimkurgan
reservoir
when
it
reached
upper
level
mark
(Δ
480.43),
depression
curve
flow
rate
exiting
from
hydroposts
each
piezometer
within
dam.
Statistical
analysis
data
collected
during
field
research
indicated
an
average
loss
90
liters
per
second
both
body
floor
over
a
year.
article
explores
relationship
between
consumption,
curve,
geological
characteristics
dam,
providing
insights
into
effective
management
strategies.
Язык: Английский