Food and Bioproducts Processing,
Journal Year:
2022,
Volume and Issue:
138, P. 1 - 13
Published: Dec. 28, 2022
Microalgae
have
received
increasing
attention
as
one
of
the
most
promising
feedstocks
in
development
new
healthier
food
products
and
different
strategies
been
attempted
to
improve
their
growth.
However,
high
production
costs
low
productivities,
commonly
associated
with
photoautotrophic
growths,
are
still
a
big
challenge.
In
this
study,
two-step
optimization
strategy
was
carried
out
order
maximize
biomass
Chlorella
vulgaris
strain
used
at
industrial
scale
under
heterotrophic
conditions.
From
total
24
independent
variables,
which
were
studied
simultaneously,
10
presented
positive
effect
over
Xmax,
while
remaining
shown
be
negative.
The
amount
(NH4)2SO4
(6.3
g
L−1),
MgSO4·7H2O
(0.7
C6H12O6
(50%
w/v)
culture
medium
has
revealed
only
factors
significant
impact
on
concentration,
optimum
values
25.5,
64.6,
75
ml.L−1,
respectively.
optimized
resulted
an
improvement
Xmax
by
99.6%
when
compared
growth
applied
scale,
proving
success
strategy.
Additionally,
carbohydrates
enhanced
48.0%.
Green Technologies and Sustainability,
Journal Year:
2023,
Volume and Issue:
2(1), P. 100060 - 100060
Published: Nov. 1, 2023
The
rapid
depletion
of
fossil
fuel
reserves
and
rising
greenhouse
gas
(GHGs)
emissions
have
necessitated
research
into
low-cost
renewable
energy
sources,
with
a
focus
on
algal-derived
biofuels.
Biodiesel,
sustainable
alternative
fuel,
can
be
derived
from
variety
biological
sources
Microalgae-based
biodiesel
production
offers
an
innovative
method
generating
energy.
By
utilizing
advanced
cultivation
techniques,
such
as
photobioreactors
open
pond
systems,
microalgae
grown
efficiently
in
large
quantities.
Furthermore,
various
methods,
lipid
extraction
transesterification,
are
employed
to
convert
the
lipid-rich
biomass
biodiesel.
However,
make
microalgae-based
more
cost-effective
sustainable,
several
challenges
need
addressed,
higher
costs,
reduced
productivity
rates,
potential
environmental
impacts.
Future
opportunities
lie
creating
methods
for
cultivating
harvesting
microalgae,
improving
yields,
effective
conversion
methods.
Overall,
shows
promise
source.
further
development
must
take
place
realize
its
full
reap
rewards.
Processes,
Journal Year:
2024,
Volume and Issue:
12(6), P. 1104 - 1104
Published: May 28, 2024
Inspired
by
the
vast
potential
of
microalgae
in
bioeconomy
and
numerous
applications
benefits
associated
with
their
cultivation,
a
multitude
pilot-
industrial-scale
production
systems
have
been
developed
recent
years.
Both
open
closed
cultivation
successfully
utilized,
photo-bioreactors
(PBRs)
emerging
as
most
versatile
option
for
various
products,
enabling
implementation
advanced
optimization
strategies.
Therefore,
this
short
review
provides
comprehensive
overview
different
PBR
configurations
applications,
primarily
large-scale
but
also
laboratory-scale
cultivation.
A
detailed
discussion
advantages,
limitations,
specific
advancements
each
type
is
presented
to
aid
researchers,
engineers
industry
stakeholders
selecting
suitable
design
goals
constraints.
Moreover,
highlights
major
challenges
impeding
full
commercialization
microalgal
products
forecasts
future
trends
microalgae-based
industry.
The
diverse
sectors,
including
biofuels,
nutraceuticals,
pharmaceuticals,
agriculture
environmental
remediation,
underscore
versatility
significance
relevant
technologies.
By
offering
valuable
insights
into
commercial
scale
biotechnology,
work
sheds
light
on
opportunities
facing
burgeoning
Biotechnology for Biofuels and Bioproducts,
Journal Year:
2023,
Volume and Issue:
16(1)
Published: Aug. 29, 2023
Abstract
Microalgal
biomass
represents
a
sustainable
bioresource
for
various
applications,
such
as
food,
nutraceuticals,
pharmaceuticals,
feed,
and
other
bio-based
products.
For
decades,
its
mass
production
has
attracted
widespread
attention
interest.
The
process
of
microalgal
involves
several
techniques,
mainly
cultivation,
harvesting,
drying,
pollution
control.
These
techniques
are
often
designed
optimized
to
meet
optimal
growth
conditions
microalgae
produce
high-quality
at
acceptable
cost.
Importantly,
important
producing
commercial
product
in
sufficient
amounts.
However,
it
should
not
be
overlooked
that
biotechnology
still
faces
challenges,
particular
the
high
cost
production,
lack
knowledge
about
biological
contaminants
challenge
loss
active
ingredients
during
production.
issues
involve
research
development
low-cost,
standardized,
industrial-scale
equipment
optimization
processes,
well
urgent
need
increase
on
ingredients.
This
review
systematically
examines
global
with
emphasis
drying
control
contaminants,
discusses
challenges
strategies
further
improve
quality
reduce
costs.
Moreover,
current
status
some
biotechnologically
species
been
summarized,
importance
improving
microalgae-related
standards
their
applications
is
noted.
Molecules,
Journal Year:
2022,
Volume and Issue:
27(4), P. 1205 - 1205
Published: Feb. 11, 2022
Lubricants
are
materials
able
to
reduce
friction
and/or
wear
of
any
type
moving
surfaces
facilitating
smooth
operations,
maintaining
reliable
machine
functions,
and
reducing
risks
failures
while
contributing
energy
savings.
At
present,
most
worldwide
used
lubricants
derived
from
crude
oil.
However,
production,
usage
disposal
these
have
significant
impact
on
environment
health.
Hence,
there
is
a
growing
pressure
demand
this
sort
lubricants,
which
has
fostered
development
use
green
as
vegetable
oil-based
(biolubricants).
Despite
the
ecological
benefits
producing/using
biolubricants,
availability
required
raw
agricultural
land
create
chain
supply
still
far
being
established.
Recently,
biomass
some
microalgae
species
attracted
attention
due
their
capacity
produce
high-value
lipids/oils
for
potential
production.
Thus,
multidisciplinary
work
reviews
main
chemical-physical
characteristics
attempts
progress
production
developing
oils
with
pertinent
lubricating
properties.
In
addition,
strains
chemical
modifications
different
industrial
applications
identified.
Finally,
guide
oil
selection
based
its
composition
specific
lubricant
provided.
