Environmental Technology & Innovation,
Год журнала:
2023,
Номер
32, С. 103394 - 103394
Опубликована: Окт. 7, 2023
Anaerobic
membrane
bioreactors
(AnMBRs)
have
been
widely
applied
for
wastewater
treatment
and
resource
recovery,
but
face
several
technical
challenges,
such
as
unstable
methane
(CH4)
production,
limited
contaminant
removal,
fouling.
Zero-valent
iron
(ZVI)
can
be
a
potential
additive
to
improve
AnMBRs
performance
by
regulating
anaerobic
reaction
conditions,
electron
transfer
modes
microbial
community
structure.
Thus,
this
review
critically
evaluated
the
role
of
ZVI
advance
recovery.
Key
physicochemical
characteristics
were
analyzed
highlight
its
enhancement.
The
modification
assist
AnMBRs,
regarding
CH4
removal
fouling,
discussed.
Furthermore,
future
perspectives
development
ZVI-assisted
toward
industrial
application
practical
recovery
provided.
Environmental Technology Reviews,
Год журнала:
2024,
Номер
13(1), С. 234 - 249
Опубликована: Фев. 21, 2024
One
of
the
major
techniques
used
in
various
industrial
processes
and
separation
is
membrane
technology,
among
which
bioreactors
(MBRs)
are
a
key
component.
While
demand
for
technology
rising,
fouling
remains
issue.
Fouling
has
lot
economic
consequences,
overtime
proves
very
harmful
to
environment
industry
alike.
Particularly
marine
bioreactor
industry,
biofouling
predominant.
Hence,
an
understanding
its
mitigation
crucial
enable
effective
management
control
industries,
minimizing
damage
as
much
possible.
With
biofouling,
quorum
sensing
quenching
have
come
up
novel
method
monitor
mitigate
biofouling.
The
bacterial
communication
through
signalling
molecules
known
gained
importance
because
applicability
fields
study.
Quorum
regulates
numerous
activities
such
antibiotic
resistance
biofilm
formation,
etc.
Microbial
communications
responsible
this
behaviour.
Novel
stopping
communication,
(QQ),
appear
be
mitigation.
This
review
attempts
look
at
fouling.
Water,
Год журнала:
2023,
Номер
15(18), С. 3225 - 3225
Опубликована: Сен. 11, 2023
Anaerobic
membrane
bioreactor
(AnMBR)
technology
is
gaining
interest
for
circular
economy
integration
in
the
water
sector.
However,
its
complexity,
arising
from
of
anaerobic
processes
with
technology,
poses
a
key
challenge.
Developing
an
appropriate
instrumentation,
control,
and
automation
(ICA)
system
essential
reliable
long-term
operation.
In
this
study,
ICA
was
developed
to
successfully
manage
AnMBR
pilot
plant
co-digesting
two
waste
streams
(microalgae
primary
sludge).
The
implementation
enabled
stable
operation
576
days,
ensuring
proper
performance
biological
filtration
yielding
215
NmLCH4·gCODinf−1
at
35
°C.
Variables
such
as
temperature,
oxidation-reduction
potential,
permeate
flux
biogas
flow
were
identified
parameters
controlled.
This
included
23%
reduction
integral
absolute
error
compared
PID
controller
maintenance
0.5%
standard
deviation
digester
temperature.
These
controls
optimization,
rapid
detection
process
issues,
early
corrective
actions.
As
start-up
strategy
ensure
long
term,
critical
tests
conducted,
guaranteeing
competitive
total
annualized
equivalent
cost
0.0016
EUR/m3
optimal
conditions.
study
also
calculated
greenhouse
gas
emissions
different
scenarios,
proposing
more
sustainable
operations,
mesophilic
conditions,
upgrading
through
microalgae
cultivation,
grid
injection,
reducing
by
423
kgCO2e·tCOD−1.
To
viability
emerging
technologies
AnMBR,
protocols
are
crucial,
including
favorable
operating
implementation,
parameter
control
technical,
economic
environmental
success.
Sustainability,
Год журнала:
2023,
Номер
15(20), С. 15129 - 15129
Опубликована: Окт. 22, 2023
Anaerobic
membrane
bioreactors
(AnMBRs)
are
formed
through
the
combination
of
anaerobic
digestion
and
technology.
The
upgraded
technology
separates
SRT
from
HRT
in
digester,
shortening
treatment
period,
reducing
digester’s
volume
improving
effluent
quality.
Furthermore,
AnMBRs
have
a
strong
tolerance
for
existing
forms
objects
can
handle
liquids,
high-solid
materials
gases.
Up
to
now,
been
utilized
various
types
industrial
municipal
wastewater,
organic
solid
waste
also
biogas
upgrading,
they
achieved
excellent
performance.
However,
there
few
studies
which
discussed
their
multiple
utilization,
especially
following
flow
wastewater
treatment.
This
study
summarizes
application
diverse
roles
process.
discussion
revolves
around
energy
generation
fouling
issue
sewage
sludge
generated
conventional
upgrading
after
digestion.
In
addition
controlling
operating
parameters,
strategies
used
improve
effectiveness
introduced.
Lastly,
online
methods
preventing
fouling,
is
main
operational
obstacle
AnMBRs’
wider
spread,
discussed.
review
aims
provide
fresh
perspective
on
how
Environmental Technology & Innovation,
Год журнала:
2023,
Номер
32, С. 103394 - 103394
Опубликована: Окт. 7, 2023
Anaerobic
membrane
bioreactors
(AnMBRs)
have
been
widely
applied
for
wastewater
treatment
and
resource
recovery,
but
face
several
technical
challenges,
such
as
unstable
methane
(CH4)
production,
limited
contaminant
removal,
fouling.
Zero-valent
iron
(ZVI)
can
be
a
potential
additive
to
improve
AnMBRs
performance
by
regulating
anaerobic
reaction
conditions,
electron
transfer
modes
microbial
community
structure.
Thus,
this
review
critically
evaluated
the
role
of
ZVI
advance
recovery.
Key
physicochemical
characteristics
were
analyzed
highlight
its
enhancement.
The
modification
assist
AnMBRs,
regarding
CH4
removal
fouling,
discussed.
Furthermore,
future
perspectives
development
ZVI-assisted
toward
industrial
application
practical
recovery
provided.
