Modification and experimental validation of simplified Zehner-Bauer-Schlünder model for estimating effective thermal conductivity of gas–solid metal powder beds
Powder Technology,
Год журнала:
2025,
Номер
453, С. 120604 - 120604
Опубликована: Янв. 4, 2025
Язык: Английский
Prediction of Thermal Diffusivity of Non-Plastic Soil for the Design of Ground Heat Exchanger Using Machine Learning Approach
Indian geotechnical journal,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 1, 2025
Язык: Английский
Review of borehole thermal energy storage systems in unsaturated soils: Materials, mechanism, and future development
Energy Storage,
Год журнала:
2024,
Номер
6(2)
Опубликована: Март 1, 2024
Abstract
Borehole
thermal
energy
storage
(BTES)
is
an
innovative
renewable
technology
for
building
heating
and
cooling.
The
lack
of
studies
about
BTES
in
unsaturated
soils
acts
as
a
barrier
to
further
implementation.
In
this
study,
the
research
obstacles,
progress,
hotspots,
differences
between
countries
systems
were
described
detail
based
on
literature
review,
bibliometric
analysis,
roadmap,
data
visualizations.
results
show
that
process
coupled
heat
moisture
transfer
has
been
hotspot
recent
years,
thermo‐hydraulic
properties
increase
complexity
analysis.
There
are
few
experimental
engineering
practices
soils.
China
leading
publications
number,
but
European
North
American
perform
better
international
cooperation
policy
incentives.
Technology
development
will
be
directly
driven
by
momentum,
followed
gradual
establishment
complete
research,
design,
evaluation
system,
which
helps
accelerate
replacement
traditional
fossil
with
energy.
attempt
improve
society's
awareness
move
forward
scientific
foresight
soils,
review
revealed
evolutionary
process,
identified
its
current
status,
depicted
future
from
political,
economic,
social,
other
dimensions.
Язык: Английский
Thermal performance of energy piles in unsaturated soils: Experiment, simulation, and case study
Energy and Buildings,
Год журнала:
2024,
Номер
321, С. 114658 - 114658
Опубликована: Авг. 10, 2024
Язык: Английский
Thermal imaging analysis of ballast fouling: Investigating the effects of parent rock and fouling materials through IRT passive camera
Transportation Geotechnics,
Год журнала:
2024,
Номер
48, С. 101313 - 101313
Опубликована: Июль 11, 2024
Язык: Английский
Assessment of thermal conductivity prediction models for compacted bentonite-based backfill material
International Journal of Environmental Science and Technology,
Год журнала:
2024,
Номер
22(6), С. 4571 - 4582
Опубликована: Авг. 22, 2024
Язык: Английский
Low-temperature treatment optimization for diesel-contaminated kaolin: Mutual impacts of generated pyrolytic carbon and particle agglomeration
Environmental Pollution,
Год журнала:
2024,
Номер
unknown, С. 125196 - 125196
Опубликована: Окт. 1, 2024
Язык: Английский
Investigation of Temperature Variation Characteristics and a Prediction Model of Sandy Soil Thermal Conductivity in the Near-Phase-Transition Zone
Applied Sciences,
Год журнала:
2024,
Номер
14(20), С. 9337 - 9337
Опубликована: Окт. 14, 2024
Soil
thermal
conductivity
in
the
near-phase-transition
zone
is
a
key
parameter
affecting
stability
of
permafrost
engineering
and
its
catastrophic
processes.
Therefore,
accurately
determining
soil
this
specific
temperature
has
important
theoretical
significance.
In
present
work,
method
for
testing
fine
sandy
was
proposed
by
measuring
with
transient
plane
heat
source
volumetric
capacity
weighing
unfrozen
water
contents.
The
content
sand
specimens
tested,
corresponding
empirical
fitting
formula
established.
Finally,
based
on
results,
variation
trends
influence
laws
were
analyzed,
prediction
models
multiple
regression
(MR)
radial
basis
function
neural
network
(RBFNN)
also
results
show
following:
(1)
average
error
test
work
reference
steady-state
flow
only
7.25%,
which
validates
reliability
method.
(2)
contents
range
0~−3
°C
accounts
over
80%
entire
negative
range.
curves
exhibit
similar
trend,
can
be
divided
into
drastic
phase
transition
stable
zone.
(3)
Increases
mainly
occur
zone,
where
these
increases
account
about
60%
total
increase
region.
With
density
content,
rate
gradually
decreases.
(4)
R2,
MAE,
RSME
RBFNN
model
are
0.991,
0.011,
0.021,
respectively,
better
than
those
MR
model.
Язык: Английский
Effect of particle size distribution on the thermal conductivity of crushed GMZ bentonite pellet mixtures
Acta Geotechnica,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 26, 2024
Язык: Английский
Thermal Properties and Temporal Dynamics of Red Latosol (Oxisol) in Sustainable Agriculture and Environmental Conservation
Resources,
Год журнала:
2023,
Номер
12(9), С. 104 - 104
Опубликована: Сен. 1, 2023
Understanding
and
characterizing
the
relationship
between
soil
environmental
temperatures
is
crucial
for
developing
effective
agricultural
management
strategies,
promoting
natural
resource
conservation,
sustainable
production
systems.
Despite
direct
impact
of
thermal
properties
Oxisols
on
global
food
agriculture,
there
a
dearth
research
in
this
area.
Therefore,
study
aimed
to
monitor
analyze
behavior
Red
Latosol
(Oxisol)
Dracena-SP,
Brazil,
over
two
years
(from
28
July
2020
27
2022).
Using
R
software
(version
4.3.0)
paired
group
comparisons,
we
organized
data
into
twelve-month
sets
estimate
monthly
diffusivity
using
amplitude,
arctangent,
logarithm
methods.
Soil
depth
amplitude
showed
temporal
pattern
characterized
by
inversely
proportional
magnitudes
that
followed
an
exponential
behavior.
The
Oxisol
evaluated
decreased
with
increasing
depth,
indicating
damping.
In
conclusion,
temperature
has
significant
implications
achieving
agriculture
efficient
water
plant
management.
Язык: Английский