Considering
the
recent
increasing
demand
for
effective
wastewater
remediation
solutions,
microalgae
have
emerged
as
a
promising
option.
They
possess
unique
capability
to
thrive
in
various
types
while
efficiently
removing
nitrogen
and
phosphorus.
Integrating
into
oxidation
ponds
presents
numerous
advantages,
including
oxygen
generation
support
bacterial
degradation
of
organic
compounds
uptake
carbon
dioxide
through
photosynthesis.
In
this
study,
native
strain
Chlorella,
previously
isolated
from
sewage,
was
used
treatment
synthetic
wastewater.
A
first
set
batch
cultures
carried
out
obtain
kinetic
parameters:
maximum
growth
factor
(μmax)
half-saturation
constant
(Ks),
each
limiting
nutrient.
These
parameters
were
multi-substrate
model
able
predict
continuous
operation
within
laboratory
scale
raceway
reactor.
The
removal
capabilities
addressed
pollutant
evaluated
system
with
different
applied
dilution
rates.
This
comprehensive
approach
represents
significant
step
towards
addressing
utilizing
microalgae.
Journal of Water Process Engineering,
Journal Year:
2024,
Volume and Issue:
60, P. 105145 - 105145
Published: March 13, 2024
Despite
of
the
possibility
to
include
microalgae
in
civil
wastewater
treatment
process,
practice
is
still
not
common
due
lack
available
instruments
implement
it.
In
this
study,
a
straightforward
comprehensive
approach
for
dealing
with
microalgal
involving
an
original
kinetic
model
proposed.
A
first
set
batch
cultures
native
strain
Chlorella
was
firstly
carried
out
obtain
parameters:
maximum
growth
factor
(μmax)
and
half-saturation
constant
(Ks),
each
limiting
nutrient.
Maximum
values
0.0279
PO43−,
0.0319
h−1
NH4+,
0.0352
glucose,
0.0263
overall
medium
were
found.
Regarding
Ks,
1.08
mg
L−1,
27.70
1.34
found
NH4+
glucose
respectively,
value
2.8
%
total
nutrients
medium.
These
parameters
used
multi-substrate
able
predict
continuous
operation
within
laboratory
scale
raceway
reactor.
The
removal
capabilities
addressed
pollutant
evaluated
system
at
dilution
rates
0.0025,
0.005,
0.01
0.015
h−1.
This
represents
significant
step
towards
addressing
utilizing
microalgae.
