Indonesian Sugar Research Journal,
Год журнала:
2024,
Номер
4(2), С. 80 - 92
Опубликована: Дек. 31, 2024
Produksi
bioetanol
menggunakan
hidrolisat
ampas
tebu
dengan
sistem
selulase
Bacillus
subtilis
memiliki
keuntungan
karena
merupakan
bahan
baku
yang
melimpah
dan
murah,
serta
proses
hidrolisis
efisien
dapat
mengonversi
lignoselulosa
menjadi
glukosa
siap
difermentasi.
Penelitian
ini
bertujuan
untuk
mengevaluasi
produksi
dari
variasi
waktu
fermentasi
jenis
inokulum.
Rancangan
Acak
Kelompok
(RAK)
dua
faktor:
(24,
48,
72
jam)
inokulum
(Saccharomyces
cerevisiae
5%
ragi
tape
5%),
masing-masing
pengulangan
triplo.
Karakteristik
dihasilkan
dianalisa
rendemen,
efisiensi
konversi
substrat,
kadar
air,
nilai
kalor.
Analisis
data
dilakukan
uji
ANOVA
arah,
dilanjutkan
Tukey
(α=0,05%)
menentukan
perlakuan
terbaik.
Hasil
penelitian
menunjukkan
bahwa
Saccharomyces
pada
48
jam
memberikan
hasil
terbaik,
rendemen
122,16
mL/kg,
substrat
77,78%,
air
13,98%,
kalor
6,40
kkal/g.
Implikasi
pemilihan
tepat
sangat
penting
memaksimalkan
tebu.
Sustainability,
Год журнала:
2024,
Номер
16(16), С. 7036 - 7036
Опубликована: Авг. 16, 2024
Circular
economy
and
sustainability
are
pivotal
concepts
in
the
discourse
on
synergies
between
economic
growth
environmental
impact.
As
resource
scarcity
degradation
intensify,
advancements
energy
conversion
technologies
become
crucial
for
a
sustainable
model.
Currently
dependent
fossil
fuels,
global
must
shift
to
framework
focused
bioenergy.
Biomass,
renewable
source,
offers
promising
solution
by
converting
waste
into
valuable
resources,
reducing
impact,
creating
opportunities.
Biofuels
bioproducts
can
meet
needs
while
greenhouse
gas
emissions
addressing
warming.
Recent
advances
biofuels,
supported
initiatives
policies,
promote
more
production.
This
paper
aims
highlight
potential
of
biomass
meeting
contemporary
demand
provides
an
overview
biofuels
their
production
as
alternative
fuels.
It
also
explores
future
agriculture
sectors,
emphasizing
challenges
competition
food
fuel
feedstocks.
International Journal of Chemical Reactor Engineering,
Год журнала:
2024,
Номер
22(7), С. 719 - 727
Опубликована: Июль 1, 2024
Abstract
The
adoption
of
biofuels
as
an
energy
source
has
experienced
a
substantial
increase,
exceeding
the
consumption
fossil
fuels.
shift
can
be
ascribed
to
availability
renewable
resources
for
production
and
ecological
advantages
linked
their
utilisation.
Nevertheless,
due
its
intricate
characteristics,
process
producing
ethanol
fuel
from
biomass
poses
difficulties
in
terms
administration,
enhancement,
forecasting
future
results.
To
tackle
these
difficulties,
it
is
crucial
utilise
modelling
techniques
like
artificial
intelligence
(AI)
create,
oversee,
improve
bioethanol
procedures.
Artificial
Neural
Networks
(ANN)
prominent
AI
technique
that
offers
significant
systems’
pretreatment,
fermentation,
conversion
stages.
They
are
highly
flexible
accurate,
making
them
particularly
well-suited.
This
study
thoroughly
examines
several
used
production,
specifically
focusing
on
research
published
past
ten
years.
analysis
emphasises
importance
using
methods
address
complexities
shows
role
enhancing
efficiency
sustainability
biofuel
industry.
Sustainability,
Год журнала:
2025,
Номер
17(2), С. 499 - 499
Опубликована: Янв. 10, 2025
Lignocellulosic
bioethanol
is
a
promising
renewable
energy
source
that
can
reduce
greenhouse
gas
emissions
and
improve
security.
However,
its
commercialization
faces
significant
economic
environmental
challenges,
including
high
feedstock
costs,
complex
pretreatment
processes,
expensive
enzyme
formulations,
substantial
water
requirements.
This
review
examines
the
key
factors
affecting
viability,
efficiency,
co-product
generation,
emissions,
use,
land
use
impacts.
Recent
advancements
in
technologies,
recycling,
genetically
engineered
microbial
strains,
fermentation
strategies
are
discussed
for
their
potential
to
process
efficiency
production
costs.
also
explores
valorization,
lignin
biogas
utilization,
which
enhance
sustainability
of
by
generating
additional
revenue
streams,
offsetting
operational
improving
overall
efficiency.
Identifying
research
gaps,
it
highlights
need
cost-effective
supply
chains,
advanced
optimized
methods.
Additionally,
role
life
cycle
assessments
government
policies,
subsidies,
considered
shaping
costs
impact.
By
integrating
perspectives,
this
provides
insights
into
advancing
sustainable
lignocellulosic
bioethanol,
emphasizing
importance
continued
innovation
overcome
existing
challenges.
Frontiers in Energy Research,
Год журнала:
2024,
Номер
12
Опубликована: Фев. 19, 2024
Sugars
are
precursors
to
the
majority
of
world’s
biofuels.
Most
these
come
from
sugar
and
starch
crops,
such
as
sugarcane
corn
grain.
Lignocellulosic
sugars,
although
more
challenging
extract
biomass,
represent
a
large,
untapped,
opportunity.
In
response
increasing
attention
renewable
energy,
fuels,
chemicals,
we
review
compare
two
strategies
for
extracting
sugars
lignocellulosic
biomass:
biochemical
thermochemical
processing.
Biochemical
processing
based
on
enzymatic
hydrolysis
has
high
yield
but
is
relatively
slow.
Thermochemical
processing,
which
includes
fast
pyrolysis
solvent
liquefaction,
offers
increased
throughput
operability
at
expense
low
yields.
Applied Microbiology and Biotechnology,
Год журнала:
2025,
Номер
109(1)
Опубликована: Янв. 22, 2025
Second-generation
(2G)
bioethanol
production,
derived
from
lignocellulosic
biomass,
has
emerged
as
a
sustainable
alternative
to
fossil
fuels
by
addressing
growing
energy
demands
and
environmental
concerns.
Fungal
sugar
transporters
(STs)
play
critical
role
in
this
process,
enabling
the
uptake
of
monosaccharides
such
glucose
xylose,
which
are
released
during
enzymatic
hydrolysis
biomass.
This
mini-review
explores
recent
advances
structural
functional
characterization
STs
filamentous
fungi
yeasts,
highlighting
their
roles
processes
cellulase
induction,
carbon
catabolite
repression,
signaling
pathways.
The
review
also
emphasizes
potential
genetic
engineering
enhance
specificity
efficiency
these
transporters,
overcoming
challenges
substrate
competition
limited
pentose
metabolism
industrial
strains.
By
integrating
latest
research
findings,
work
underscores
pivotal
fungal
optimizing
production
advancing
bioeconomy.
Future
prospects
for
transport
systems
implications
biotechnology
discussed.
