Journal of Renewable Energy,
Journal Year:
2024,
Volume and Issue:
2024(1)
Published: Jan. 1, 2024
The
urgency
of
addressing
environmental
challenges
has
become
more
apparent
than
ever
in
recent
years.
Using
existing
renewable
resources
and
reducing
impacts
is
critical
for
boosting
economic
growth
sustainable
development.
Ethiopia
limited
access
to
modern
bioenergy
because
insufficient
biomass
data
policy
gaps.
This
study
estimated
the
theoretical
potential
forest
residue
production
Ethiopia.
A
combination
statistics
data,
publicly
available
literature
models,
standard
procedures
was
utilized.
generates
approximately
16.4
million
dry
tons
recoverable
each
year.
indicates
that
energy
about
1.8–4.93
billion
liters
ethanol
year,
equivalent
172%–469%
country’s
gasoline
consumption.
Alternatively,
same
amount
could
generate
1.23–3.29
biodiesel
(biomass
Fischer–Tropsch)
accounting
40%–107%
estimations
also
show
residues
have
produce
12.7–34
TWh
electricity.
significantly
improve
remote
rural
household
electrification
while
decreasing
reliance
on
fuel
wood
traditional
biofuels
by
26%.
findings
indicate
generating
from
contribute
Ethiopia’s
mix,
boost
power
access,
open
new
avenues
socioeconomic
Finally,
it
can
be
concluded
reported
this
are
useful
professionals,
researchers,
policymakers
interested
fuel.
Results in Engineering,
Journal Year:
2023,
Volume and Issue:
19, P. 101367 - 101367
Published: Aug. 25, 2023
Climate
change
and
global
warming
influenced
different
nations.
Still,
their
consequences
are
noted
clearly
increasingly.
Scholars
investigated
revolutional
methods
pivotal
techniques
that
could
overcome
the
severe
impacts
of
those
problems.
Renewable
Energy
(RE)
systems
have
offered
multiple
contributory
benefits
for
communities,
meeting
broad
worldwide
acceptance.
Some
developing
areas,
like
Maan,
faced
challenging
obstacles
hindering
optimal
energy
security
status.
Maan
is
largest
province
in
Jordan,
located
southern
Jordanian
zones.
Local
citizens
still
face
lower
urbanization
rates,
poor
governmental
support,
fair
economic
growth,
knowing
characterized
by
great
abundant
solar
irradiation
levels
(≈
4
to
7
kW
h/m2/day)
nearly
300
sunny
days
annually.
This
article
conducts
a
comprehensive
review
regarding
current
trends
future
prospects
RE
implementation
Maan.
Furthermore,
witnessed
dramatic
population
growth
lately,
reaching
187,600
2022,
which
would
drive
into
worrisome
degree
security,
translated
stressful
electricity
demands
exhausted
infrastructure.
Renewables
adoption
or
any
city
offer
feasible
solutions
sustainable
development
on
long-term.
The
developed
framework
this
paper
comprised
valuable
strategies
high
officials
resolving
Maani
worrying
situation.
Energy Conversion and Management X,
Journal Year:
2024,
Volume and Issue:
23, P. 100637 - 100637
Published: May 28, 2024
This
study
examines
the
performance,
combustion,
and
emissions
characteristics
of
a
single-cylinder
internal
combustion
diesel
engine
when
fueled
with
blend
biodiesel
derived
from
muskmelon
seeds.
The
kinematic
viscosity
extracted
seed
oil
was
6.1
cSt
at
40
°C,
which
is
higher
than
petroleum
2.6
cSt.
Muskmelon
further
analyzed
using
thin-layer
chromatography
(TLC)
high-voltage
separator
tests.
A
comparison
fuel
properties
conventional
revealed
that
could
be
used
alone
or
in
diesel–biodiesel
to
compression
engines.
In
this
study,
blended
proportions
10
%,
20
50
%
(BD10,
BD20,
BD50,
respectively).
At
relatively
low
rotational
speed
1200
rpm,
brake
thermal
efficiency
(BTE)
operated
BD10
BD20
blends
were
36.1
36.0
respectively,
while
brake-specific
consumption
(BSFC)
two
0.260
kg/kWh,
0.262
respectively.
These
values
closely
resemble
those
typically
observed
Indeed,
average
BTE
only
3.24
less
fuel.
Diesel
generates
NOx
SO2
compared
blends:
BD100
emitted
most
pollution
all
fuels
tested.
addition,
released
significantly
more
other
However,
outperformed
terms
CO,
NOx,
high
speeds.
exception
H2S
emissions,
BD50
BD100.
also
exhibited
reduced
CO
fuel,
blends.
Our
findings
best
performance
lower
among
words,
ideal
for
use
engines
does
not
require
any
alterations
engine.
waste
seeds
represent
non-edible
stream
can
exploited
production
allowing
upcycling
potentially
problematic
thermochemical
conversion
feedstock.
valuable
energy
sector
address
wastefulness
associated
particular
stream.
Sustainability,
Journal Year:
2023,
Volume and Issue:
15(7), P. 5879 - 5879
Published: March 28, 2023
The
state
of
Jordan’s
energy
independence
is
critical,
with
the
country
relying
almost
entirely
on
imported
oil
and
gas.
Consequently,
availability
considered
to
be
most
significant
challenge
faced
by
industrial
sectors.
Between
2014–2019,
Jordan
generated
over
12,000
kilo-tons
waste
residue
each
year.
available
quantities
agricultural
residues
animal
wastes
produced
in
were
approximately
1284.2
kilo-tons/year
10,909.6
kilotons/year,
respectively,
which
an
estimated
42%
could
used
as
a
source
biogas.
Two
options
for
utilizing
biomass
resources
have
been
reviewed
this
paper:
thermal
treatment
(direct
combustion)
quantity
biogas
that
can
from
variety
feedstocks
816.2
million
cubic
meters
(MCM),
equivalent
yearly
power
output
960.9
GWh,
representing
5.1%
total
electricity
consumed
2019
(18,853
GWh).
Assuming
efficiency
70%,
generate
much
4.8
TWh
heat
energy.
Alternatively,
direct
combustion
various
biomasses
provide
2316.7
GWh
electricity.
These
findings
may
lead
development
long-term
strategic
plan
intelligent
utilization
electrical
generation
and/or
This
would
consequently
raise
proportion
sustainable
derived
mix.
work
aims
assess
technical,
economic,
environmental
aspects
associated
incorporating
into
network.
Fermentation,
Journal Year:
2023,
Volume and Issue:
9(6), P. 529 - 529
Published: May 29, 2023
Concerns
about
rising
energy
demand,
fossil
fuel
depletion,
and
global
warming
have
increased
interest
in
developing
utilizing
alternate
renewable
sources.
Among
the
available
resources,
microalgae
biomass,
a
third-generation
feedstock,
is
promising
for
production
due
to
its
rich
biochemical
composition,
metabolic
elasticity,
ability
produce
numerous
bioenergy
products,
including
biomethane,
biohydrogen,
bioethanol.
However,
true
potential
of
biomass
future
economy
yet
be
realized.
This
review
provides
comprehensive
overview
various
conversion
processes
(anaerobic
digestion,
direct
biophotolysis,
indirect
photo
fermentation,
dark
microalgae-catalyzed
traditional
alcoholic
fermentation
by
ethanologenic
microorganisms)
that
could
adapted
transform
into
different
products.
Recent
advances
are
compiled
critically
analyzed,
their
limitations
terms
process
viability,
efficacy,
scalability,
economic
environmental
sustainability
highlighted.
Based
on
current
research
stage
technological
development,
biomethane
from
anaerobic
digestion
bioethanol
identified
as
methods
commercialization
microalgae-based
bioenergy.
significant
challenges
these
technologies’
remain,
high
costs
low
recovery
efficiency.
Future
should
focus
reducing
costs,
an
integrated
biorefinery
approach,
effectively
artificial
intelligence
tools
optimization
scale-up
solve
accelerate
development
Fermentation,
Journal Year:
2023,
Volume and Issue:
9(8), P. 712 - 712
Published: July 27, 2023
Overuse
of
non-renewable
fossil
fuels
due
to
the
population
explosion
urges
us
focus
on
renewable
such
as
bioethanol.
It
is
a
well-known
fact
that
ethanol
useful
blending
product
with
common
petrol
and
diesel.
This
reduces
cost
besides
bringing
down
environmental
pollution.
Apart
from
chemical
methods,
bioethanol
generated
photosynthetic
plants
including
algae,
plant-based
products,
microbial
organisms
their
waste.
Specifically,
production
microalgal
sources
has
been
an
attractive
method
in
recent
days.
The
reason
behind
using
species
simple
structure
ability.
In
contrast,
certain
algal
often
go
disused
some
regions.
Hence,
one
best
waste
management
practices.
Moreover,
it
easy
improve
biomass
by
altering
physicochemical
conditions
light,
pH,
temperature,
external
supply
nutrients,
vitamins,
nano-sized
particles,
gene
alterations
etc.,
which
will
enhance
production.
this
review,
methods
used
for
are
discussed.
addition,
factors
involved
growth
emphasized.
Overall,
review
focuses
various
species.
information
be
industrial-level
future
energy
research.
Sustainability,
Journal Year:
2024,
Volume and Issue:
16(5), P. 1974 - 1974
Published: Feb. 27, 2024
Large
city-scale
coal-fired
combined
heat
and
power
(CHP)
plants
are
one
of
the
main
contributors
to
greenhouse
gas
emissions.
The
motivation
is
find
a
way
decrease
contributions
in
most
feasible
possible.
importance
this
study
that
it
presents
methodology
for
comparing
scenarios
from
both
environmental
economic
points
view.
aim
enhance
performance
combustion
flue
gas-treatment
units.
include
installing
an
advanced
electrostatic
precipitator
(ESP),
hybrid
system
comprising
ESP
bag
filter,
cyclone
baghouse
filter
with
novel
tissue,
wet
desulfurization
(WFGD)
scrubber,
WFGD
(NH4)2SO4
technology,
fuel
conversion
(incl.
biomass).
Each
evaluated
according
(a)
primary
energy
consumption,
(b)
capital
(CapEx)
operational
(OpEx)
costs,
(c)
obtained
effect
(decreasing
emissions
particulate
matter
(PM),
CO2,
SO2,
NOx).
Adopting
biomass
waste
decreases
CO2
by
50%.
PM
boiler
particle
filtration
lower
compared
but
two
times
higher
than
natural
gas.
Using
filters
CHP
plant
total
2100–2800%.
largest
on
air
quality
achieved
WFGD,
decreasing
43%.
Primary
consumption
maximal
scenarios.
limestone-based
or
installation
separately
viable
options,
totaling
EUR
14.2
billion
CapEx.
However,
combining
several
technologies
essential
increase
treatment.