Produced Water Treatment by Semi-Continuous Sequential Bioreactor and Microalgae Photobioreactor
Abstract
Produced
water
(PW)
from
oil
and
gas
exploration
has
adverse
effects
on
aquatic
life
living
organisms
that
need
to
be
treated
before
discharge.
However,
proper
treatment
is
essential
meet
the
permissible
limits.
In
study,
PW
was
first
pre-treated
with
activated
sludge.
The
then
utilized
as
a
feed
for
Scenedesmus
obliquus
microalgae
in
13
L
photobioreactor.
Initially,
10%
of
introduced
90%
culture,
after
exponential
growth,
an
additional
25%
added
without
any
nutrients.
This
study
demonstrated
impact
semi-continuous
growth
well
removal
pollutants
including
total
organic
carbon
(TOC)
heavy
metals.
Moreover,
salinity,
electrical
conductivity
(EC),
pH,
dissolved
solids
(TDS)
PW-microalgae
culture
were
assessed.
efficiency
TOC,
TDS
EC
64,
49.8,
49.1%
respectively.
Furthermore,
S.
effectively
removed
barium,
iron,
manganese
metals
95,
76,
52%
been
found
able
grow
mixotrophic
environment
it
reduced
TOC
PW.
Research Square (Research Square), Год журнала: 2023, Номер unknown
Опубликована: Дек. 8, 2023
Язык: Английский