Proceedings of the Institution of Mechanical Engineers Part A Journal of Power and Energy,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 13, 2024
Industrial
processes
require
significant
amounts
of
hot
air,
emphasizing
the
importance
developing
efficient
solar
thermal
systems
to
reduce
dependency
on
fossil
fuels
and
mitigate
environmental
impact.
Most
early
studies
focus
small-scale
setups
with
lower
airflow
rates,
limiting
their
applicability
industrial
applications
that
higher
volumes
air.
The
primary
this
work
is
evaluate
impact
series
parallel
networking
energy
enviro-economic
performance
evacuated
tube-based
air
heating
systems,
specifically
for
process
moderate
flow
rates
up
1000
kg/h.
A
medium
scale
42kWth
experimental
setup
which
consists
a
blower,
28
sets
Evacuate
Tube
Solar
Collector
(ETSC)
modules
4
7
arrangements,
baffle
plates,
header,
common
duct,
developed.
rate
was
adjusted
across
between
150
kg/h
500
kg/h,
maintaining
total
at
outlet
using
control
valves.
Results
indicate
maximum
average
temperature
356
K
achieved
On
clear
sky
days,
designed
system
can
deliver
over
323
an
operational
9:30
a.m.
4:00
p.m.
highest
efficiency
obtained
operating
For
cost
per
kWh
provide
343
358
projected
be
0.0083$
(0.63
INR).
least
CO
2
emission
reductions
were
identified
in
respectively.
reduction
emissions
19.68
tCO
year.
Utilization
evacuate
tube
collector
deployed
fuel
dependancy.
more
suitable
such
as
food
product
drying,
paint
etc.
Results in Engineering,
Journal Year:
2024,
Volume and Issue:
23, P. 102521 - 102521
Published: July 6, 2024
The
purpose
of
this
research
is
to
identify
the
optimal
configuration
a
diesel
generator
with
hybrid
renewable
energy
system
that
can
sustainably
meet
demands
rural
area.
Some
main
challenges
using
generators
supply
required
electric
load
in
remote
areas
are
high
operating
cost,
unmet
load,
carbon
dioxide
emissions,
very
total
net
and
quality
electricity.
This
study,
which
combined
resources,
accurately
analyzed
eight
different
outputs
from
optimization
multiple
resources
software.
analysis
considered
factors
such
as
site-specific
conditions,
fuel
costs,
solar
radiation
levels.
software
prefers
following
strategy
over
cycle
charging
strategy.
involves
combining
sources,
specifically
configured
combination
photovoltaic
cells,
generator,
wind
turbine,
battery.
configuration,
cost
approximately
$180,065.43
levelized
$0.32,
identified
most
effective
chosen.
Operating
emission,
present
reduced
by
53.17
%,
60.46
30.02
respectively.
It
highlighted
energies
their
role
promoting
environmental
sustainability.
By
providing
100
%
demand,
it
increased
electricity
zero.
Results in Engineering,
Journal Year:
2024,
Volume and Issue:
23, P. 102507 - 102507
Published: July 4, 2024
The
aim
of
this
mini-review
is
to
compare
the
effectiveness
and
potential
solar
cells
hydrogen
fuel
technologies
in
clean
energy
generation.
Key
aspects
such
as
efficiency,
scalability,
environmental
footprint,
technological
maturity
are
examined.
Solar
analyzed
for
their
ability
convert
sunlight
into
electricity
efficiently
widespread
deployment
with
minimal
impact.
Hydrogen
assessed
based
on
efficiency
production,
overall
footprint
from
production
end
use.
review
identifies
significant
challenges,
including
high
costs,
infrastructure
needs,
policy
requirements,
well
opportunities
innovation
market
growth.
findings
provide
insights
guide
decision-making
towards
a
sustainable
future.
Results in Engineering,
Journal Year:
2024,
Volume and Issue:
22, P. 102354 - 102354
Published: June 1, 2024
Growing
population,
burgeoning
economic
growth
and
technological
advancements
have
caused
a
surge
in
electricity
demand
worldwide.
In
recent
years,
Pakistan,
contributing
less
than
1%
to
global
greenhouse
gas
emissions,
has
endured
severe
weather,
including
the
2022
floods
that
affected
nearly
30
million
people.
Pakistan
is
developing
country
signatory
of
Paris
accord
made
an
international
commitment
cut
down
its
GHG
emissions.
To
date,
total
generation
about
122,934
GWh,
from
which
60.9%
(744,862
GWh)
met
by
thermal
sources
(coal,
oil
gas),
23.7%
(29,181
hydel,
12.4%
(15,182
nuclear
3%
(3709
done
through
renewable
energy
sources.
The
for
rising
exponentially,
around
fulfilled
hydrocarbons.
This
study
introduces
novel
approach
assessing
sector's
emissions
using
CO2,
CH4,
N2O,
expanding
beyond
traditional
focus
on
CO2
alone.
work
uses
time-varying
carbon
intensity
calculate
and,
subsequently,
fossil
fuel-driven
electrical
systems.
One
notable
aspect
this
capability
with
more
frequent
temporal
resolution,
frequently.
peak
are
observed
January
December
at
values
650gCO2-eq/kWh
550gCO2-eq/kWh
respectively,
causing
smog
issues
country.
Results
show
during
January,
February,
October,
November
relatively
higher
due
unavailability
hydel
resources.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: June 12, 2024
Cameroon
is
currently
grappling
with
a
significant
energy
crisis,
which
adversely
affecting
its
economy
due
to
cost,
reliability,
and
availability
constraints
within
the
power
infrastructure.
While
electrochemical
storage
presents
potential
remedy,
implementation
faces
hurdles
like
high
costs
technical
limitations.
Conversely,
generator-based
systems,
although
viable
alternative,
bring
their
own
set
of
issues
such
as
noise
pollution
demanding
maintenance
requirements.
This
paper
meticulously
assesses
novel
hybrid
system
specifically
engineered
meet
diverse
needs
Douala,
Cameroon.
By
employing
advanced
simulation
techniques,
especially
Hybrid
Optimization
Model
for
Electric
Renewable
(HOMER)
Pro
program,
study
carefully
examines
intricacies
load
demands
across
distinct
consumer
categories
while
accommodating
varied
pricing
models.
The
offers
detailed
analysis
proposed
grid-connected
PV/Diesel/Generator
system,
aiming
gauge
performance,
economic
feasibility,
reliability
in
ensuring
uninterrupted
supply.
Notably,
unveils
cost
reduction
per
kilowatt-hour,
indicating
promising
updated
rates
$0.07/kW,
$0.08/kW,
$0.06/kW
low,
medium,
usage
groups,
respectively.
Furthermore,
research
underscores
importance
overcoming
operational
challenges
temperature
fluctuations,
equipment
costs,
regulatory
compliance.
It
also
acknowledges
impact
nuances
grid
integration
on
efficiency.
As
world
progresses
towards
renewable
adoption
this
investigation
lays
strong
foundation
future
advancements
management
strategies.
strives
create
sustainable
ecosystem
beyond,
where
systems
play
pivotal
role
mitigating
deficiencies
supporting
development.
Results in Engineering,
Journal Year:
2024,
Volume and Issue:
22, P. 102103 - 102103
Published: April 5, 2024
In
order
to
meet
the
urgent
needs
of
upgrading
coal
industry,
energy
exploitation
abandoned
mines
which
may
be
rich
in
water
resources
and
renewable
brooks
no
delay.
At
present,
framework
design
simple
flow
analysis
for
reuse
mine
have
been
basically
formed.
However,
profound
studies
on
complex
interaction
behavior
coordinated
optimal
scheduling
integrated
power
grid-abandoned
system
(IPGACMES)
with
distributed
underground
pumped
hydro
storage
(UPHES)
are
still
lacking.
this
paper,
a
novel
multi-objective
model
IPGACMES
is
proposed
aiming
achieve
lowest
operation
cost
minimal
carbon
emissions.
Especially,
load
balance
constraint
as
well
constraints
thermal
units,
wind/PV
UPHES,
power-to-gas
(P2G),
hydrogen
(P2H)
fuel
cells
(HFC)
all
considered.
Different
case
carried
out
illustrate
feasibility
effectiveness
presented
model.
Better
economic
environmental
benefits
achieved
terms
3.52
%
decline
4.58
reduction
addition,
curtailment
decreased
83.7%
whereby
use
P2G
P2H
units.
