International Journal of Low-Carbon Technologies,
Год журнала:
2023,
Номер
18, С. 1120 - 1133
Опубликована: Янв. 1, 2023
Abstract
Even
though
coal
resources
are
the
most
abundant
among
fossil
fuels,
coal-fired
plants
release
large
amounts
of
greenhouse
gases
into
atmosphere.
In
this
regard,
reducing
environmental
challenges
and
crises
caused
by
burning
can
be
a
promising
option
to
reduce
today's
in
energy
field.
The
integration
with
renewable-driven
systems
simultaneously
improve
thermodynamic
performance
pollutants
emission
rates.
This
article
presents
pollutant
investigations
new
plant
coupled
linear
Fresnel
solar
collector
(LFSC)-driven
unit,
parabolic
trough
(PTSC)-driven
high-temperature
fuel
cell
stack
(molten
carbonate
[MCFCS])
heat
recovery
system
(based
on
steam
turbine
gas
turbine-based
power
cycles).
is
able
produce
electricity
hot
water
(HW).
main
structure
offered
based
coal,
whereas,
renewables-based
cycles
mitigate
impacts.
could
generate
~
207
MW
3728
m3/h
HW.
such
conditions,
efficiency
73.1%
exergy
44.18%
achievable.
Further,
emitted
rates
were
nearly
403
tons/h.
A
comprehensive
comparison
also
presented
for
plant's
behavior
under
different
types
(petcoke
anthracite).
addition,
two-function
optimization
developed
determine
maximum
value
minimum
total
rate.
The Science of The Total Environment,
Год журнала:
2024,
Номер
930, С. 172794 - 172794
Опубликована: Апрель 25, 2024
The
rapid
urbanization
witnessed
in
developing
countries
Asia
and
Africa
has
led
to
a
substantial
increase
municipal
solid
waste
(MSW)
generation.
However,
the
corresponding
disposal
strategies,
along
with
constraints
land
resources
finances,
compounded
by
unorganized
public
behaviour,
have
resulted
ineffective
policy
implementation
monitoring.
This
lack
of
systematic
targeted
orientation,
combined
blind
mapping,
inefficient
development
many
areas.
review
examines
key
challenges
MSW
management
from
2012
2022,
drawing
insights
171
academic
papers.
Rather
than
solely
focusing
on
recycling,
study
proposes
sorting
at
source,
optimization
landfill
practices,
thermal
treatment
measures,
strategies
capitalize
value
as
more
pertinent
solutions
aligned
local
realities.
Barriers
optimizing
systems
arise
socio-economic
factors,
infrastructural
limitations,
cultural
considerations.
emphasizes
importance
integrating
area
into
circular
economy
framework,
focus
enhancing
citizen
participation
reduction
promoting
recycling
initiatives,
seeking
economic
assistance
international
organizations.
Case Studies in Thermal Engineering,
Год журнала:
2024,
Номер
54, С. 104031 - 104031
Опубликована: Янв. 18, 2024
Among
the
different
electrical
energy
storage
technologies,
Carnot
batteries
are
promising
options
with
low
specific
cost
that
do
not
suffer
from
geographical
limitations
and
power-capacity
coupling.
In
addition
to
power
balancing,
this
approach
can
also
be
unique
for
multi-vector
management.
A
comprehensive
evaluation
(thermodynamic
design
exergoenvironmental
exergoeconomic
evaluations),
comparison,
multi-objective
optimization
of
four
battery
configurations
based
on
solar-electric
a
geothermal
source
is
presented.
Geothermal
simultaneously
improve
thermodynamic
environmental
performances
battery.
The
main
structure
all
obtained
PV
captured
thermal
source.
Brayton,
heat
pump,
flash,
organic
Rankine
cycle
(ORC)
units
periodically
integrated.
outcomes
point
out
discharging
process
an
ORC
unit
flash-heat
pump
(F-HPC)-based
charging
makes
more
optimal
heat-to-power
efficiency.
Moreover,
regenerative-Brayton
(R-BC)
has
higher
investment
rate
compared
(in
process).
When
integrating
geothermal,
third
configuration
(R-HPC/R-BC)
experiences
greatest
improvement
(5.3-fold)
due
increase
in
received
