Exergy, Exergoeconomic Optimization and Exergoenvironmental Analysis of a Hybrid Solar, Wind, and Marine Energy Power System: A Strategy for Carbon-Free Electrical Production
Heliyon,
Год журнала:
2024,
Номер
10(16), С. e35171 - e35171
Опубликована: Авг. 1, 2024
In
this
research,
aligned
with
global
policies
aimed
at
reducing
CO2
emissions
from
traditional
power
plants,
we
developed
a
holistic
energy
system
utilizing
solar,
wind,
and
ocean
thermal
sources,
tailored
to
regions
optimal
for
conversion
(OTEC).
The
selected
site,
characterized
by
favorable
wind
solar
conditions
close
areas
high
OTEC
potential,
is
designed
meet
the
electricity
needs
of
coastal
community.
system's
core
components
include
an
Organic
Rankine
Cycle,
turbines,
thermoelectric
elements,
pumps,
heat
exchanger,
turbine,
collector.
A
detailed
analysis
thermodynamic
evaluation
based
on
principles
were
carried
out
using
Engineering
Equation
Solver
(EES)
software.
Key
factors
such
as
speed,
radiation,
collector
area
critical
in
determining
performance.
To
enhance
effectiveness,
conducted
comprehensive
comparison
optimization
algorithms,
incorporating
Non-dominated
Sorting
Genetic
Algorithm-II
(NSGA-II)
Pareto
front
value
optimization.
This
approach
significantly
outperformed
other
algorithms
Particle
Swarm
Optimization
(PSO),
Algorithm
(GA),
Simulated
Annealing
(SA)
terms
efficiency
cost-effectiveness.
achieved
exergy
14.46
%
cost
rate
$74.98
per
hour,
demonstrating
its
suitability
intended
functions.
Moreover,
exergoenvironmental
was
proposed
plant.
findings
revealed
that
key
component
HEX
has
factor
due
their
use
hot
water,
which
zero
unit
impact.
Additionally,
pumps
demonstrated
impact
factor,
indicating
negligible
component-related
environmental
impacts.
Sensitivity
further
evaluated
performance
parameters,
revealing
increases
irradiation
lead
decreased
total
rates,
while
higher
turbine
temperatures
resulted
remarkable
14.08
reduction
rate.
These
results
underscore
economic
viability
operating
strengthen
argument
adoption
financial
perspective.
Язык: Английский
Silver-manganese nanocomposites: Synthesis, characterization, and cytotoxic potential in cancer therapy
Inorganic Chemistry Communications,
Год журнала:
2025,
Номер
unknown, С. 114402 - 114402
Опубликована: Март 1, 2025
Язык: Английский
Thermoeconomic modeling of new energy system based on biogas upgrading to multigenerational purpose
Desalination,
Год журнала:
2024,
Номер
593, С. 118215 - 118215
Опубликована: Окт. 18, 2024
Язык: Английский
Multiaspect analysis and optimization of a power and cooling cogeneration plant integrated with a multilevel waste heat recovery system
International Journal of Low-Carbon Technologies,
Год журнала:
2024,
Номер
19, С. 1801 - 1813
Опубликована: Янв. 1, 2024
Abstract
This
study
focuses
on
the
development
and
improvement
of
a
new
combined
power
cooling
system
called
power-cooling
cogeneration
(PCCS).
The
PCCS
incorporates
tri-tier
waste
heat
recovery
that
includes
an
organic
Rankine
cycle
(ORC)
ejector-driven
refrigeration
mechanism.
design
thorough
assessment
thermodynamic
efficiency,
cost-efficiency,
environmental
consequences.
A
dual-objective
optimization
technique
is
developed
to
decrease
expenses
while
simultaneously
improving
exergy
efficiency.
In
addition,
complex
behavior
compared
standard
uses
one-stage
recovery-ORC
compressor-based
approach.
Also,
effectiveness
was
evaluated
through
utilization
several
environmentally
friendly
refrigerants.
Environmental
evaluations
employ
two
metrics:
total
equivalent-warming
impact
(TE-WI)
life
cycle-climate
performance
(LC-CP),
emphasizing
substantial
reductions
in
harm
improved
recovery.
results
demonstrate
R1234-yf
refrigerant
achieves
best
possible
both
configurations,
resulting
significant
increase
roughly
10.1%
exergetic
efficiency
system.
Simultaneously,
experiences
loss
annual
costs
around
7.25%
21.16%,
respectively,
as
baseline.
Incorporating
ejector
into
has
potential
reduce
carbon
dioxide
emissions
by
up
11.41
×
106
kg.
Язык: Английский
Economic Analysis of Hydrogen Energy Systems: A Global Perspective
Heliyon,
Год журнала:
2024,
Номер
10(18), С. e36219 - e36219
Опубликована: Авг. 23, 2024
In
the
realm
of
renewable
energy,
integration
wind
power
and
hydrogen
energy
systems
represents
a
promising
avenue
towards
environmental
sustainability.
However,
development
cost-effective
storage
solutions
is
crucial
to
fully
realize
potential
as
source.
By
combining
generation
with
storage,
comprehensive
system
can
be
established.
This
study
aims
devise
physiologically
inspired
optimization
approach
for
designing
standalone
producer
that
incorporates
on
global
scale.
The
process
considers
both
total
cost
capacity
loss
determine
optimal
configuration
system.
setup
an
off-grid
solution
involves
utilization
eight
distinct
types
compact
horizontal-axis
turbines.
Additionally,
sensitivity
analysis
conducted
by
varying
component
capital
costs
assess
their
impact
overall
load
loss.
Simulation
results
indicate
at
15
%
loss,
(COE)
$1.3772,
while
0
it
stands
$1.6908.
Capital
expenses
associated
turbines
significantly
contribute
cost.
Consequently,
turbine-hydrogen
emerges
most
reliable
option
due
its
low
energy.
Язык: Английский
Thermoeconomic, environmental and uncertainty assessments and optimization of a novel large-scale/low carbon hydrogen liquefaction plant integrated with liquefied natural gas cold energy
Shuilong Zou,
Ali Basem,
Hayder Oleiwi Shami
и другие.
International Journal of Low-Carbon Technologies,
Год журнала:
2024,
Номер
19, С. 1740 - 1753
Опубликована: Янв. 1, 2024
Abstract
Presently,
the
liquefaction
of
hydrogen
represents
a
promising
solution
to
alleviate
challenges
associated
with
its
storage
and
transportation.
It
is
crucial
formulate
methodological
frameworks
for
scrutinizing
routes
enhance
energy
efficiency.
This
paper
endeavors
establish,
assess
feasibility,
refine
novel
approach
high-capacity
facility,
leveraging
cold
from
liquefied
natural
gas
(LNG).
new
route
utilizes
four
hybrid
refrigeration
systems,
each
designed
handle
50
×
103
kg
daily.
Significant
savings
are
achievable
through
primary
utilization
LNG’s
in
precooling
stage
generation
electrical
power
during
vaporization
phase.
The
architecture
this
crafted
around
principles
conservation,
incorporating
thermodynamic
assessments
alongside
economic
environmental
viability
studies.
Furthermore,
performance
innovative
method
thoroughly
evaluated
across
both
non-optimized
optimized
scenarios.
Advanced
techniques
such
as
composite
curve
uncertainty
analyses
employed
provide
detailed
examination
heat
cascades
cost
differentials.
findings
indicate
that
managing
refining
route,
potentially
reducing
specific
requirement
optimum
by
27.4%
compared
non-optimum
counterpart.
Moreover,
scenario,
there
decrease
~4.72%
unit
production
expenses,
26.26%
CO2
emissions,
21.85%
usage
avoided
emissions.
Язык: Английский
Optimizing energy hubs with a focus on ice energy storage: a strategic approach for managing cooling, thermal, and electrical loads via an advanced slime mold algorithm
Tao Hai,
Hayder Oleiwi Shami,
S Saleh
и другие.
International Journal of Low-Carbon Technologies,
Год журнала:
2024,
Номер
19, С. 2568 - 2579
Опубликована: Янв. 1, 2024
Abstract
Amidst
the
increasing
incorporation
of
multicarrier
energy
systems
in
industrial
sector,
this
article
presents
a
detailed
stochastic
methodology
for
optimal
operation
and
daily
planning
an
integrated
system
that
includes
renewable
sources,
adaptive
cooling,
heating,
electrical
loads,
along
with
ice
storage
capabilities.
To
address
problem,
it
applies
2
m
+
1
point
estimation
method
to
accurately
assess
uncertainties
while
minimizing
computational
complexity.
The
“2
point”
technique
swiftly
evaluates
unpredictability
through
Taylor
series
calculations,
capturing
deviations
green
output,
demand
both
electric
thermal
across
power
networks,
also
considering
oscillating
costs
associated
senior
transmission
systems.
In
addition,
proposes
novel
self-adaptive
optimization
technique,
called
enhanced
mucilaginous
fungus
algorithm
(SMSMA),
dedicated
overcoming
intricate
nonlinear
challenges
inherent
system.
advanced
strategy
relies
on
wavelet
theory
enhance
capability
effectiveness
original
optimizing
schedules
Numerical
analyses
demonstrate
introduced
scheduling
framework,
coupled
SMSMA
algorithm,
effectively
reduces
operating
Язык: Английский