The Science of The Total Environment,
Год журнала:
2023,
Номер
903, С. 166520 - 166520
Опубликована: Авг. 23, 2023
Resource
recovery
solutions
can
reduce
the
water
sector's
resource
use
intensity.
With
many
such
being
proposed,
an
assessment
method
for
effective
decision-making
is
needed.
The
sector
predominantly
deals
with
biogeochemical
resources
(e.g.,
nitrogen)
that
are
different
from
technical
industrial
coagulants)
in
three
ways:
(1)
they
move
through
environment
natural
cycles;
(2)
fulfil
human
and
environmental
functions;
(3)
subject
to
substantial
losses.
Whilst
several
circularity
methods
exist
resources,
have
received
less
attention.
To
address
this,
a
well-established
material
indicator
(MCI)
modified.
This
done
by
redefining
terms:
restoration,
regeneration,
linear
flows
create
new
approach.
approach
demonstrated
real-life
case
study
involving
treated
wastewater
(TW)
fertigation.
reveals
using
original
MCI
underestimates
of
resources.
because,
method,
only
reused/recycled
functions
be
considered
circular,
whereas,
approach,
one
also
considers
as
N2
emission
groundwater
infiltration
circular
flows.
Even
though
these
may
not
reuse/recycle
type
flows,
still
contribute
towards
future
availability
and,
thus,
sustainability.
modified
shows
TW
fertigation
significantly
improve
nitrogen
circularity.
However,
careful
planning
schedule
essential
since
increasing
frequency
leads
lower
but
higher
Additionally,
collecting
drainage
reuse
In
conclusion,
assessed
manner
better
aligned
Due
to
substantial
consumption
and
widespread
contamination
of
the
available
freshwater
resources,
green,
economical,
sustainable
water
recycling
technologies
are
urgently
needed.
Recently,
Faradic
capacitive
deionization
(CDI),
an
emerging
desalination
technology,
has
shown
great
potential
due
its
high
salt
removal
ability,
low
consumption,
hardly
any
co-ion
exclusion
effect.
However,
ion
mechanisms
structure-property
relationships
CDI
still
unclear.
Therefore,
it
is
necessary
summarize
current
research
progress
challenges
CDI.
In
this
review,
recent
from
five
aspects
systematically
reviewed:
cell
architectures,
mechanisms,
evaluation
indicators,
operation
modes,
electrode
materials.
The
working
classified
as
insertion
reaction,
conversion
ion-redox
species
interaction,
couple
interaction
in
electrolytes.
intrinsic
properties
a
series
Na+
Cl-
capturing
materials
described
detail
terms
design
concepts,
structural
analysis,
synthesis
modulation.
addition,
effects
different
on
performance
also
investigated.
Finally,
work
summarizes
remaining
provides
prospects
directions
for
future
development.
Desalination and Water Treatment,
Год журнала:
2024,
Номер
317, С. 100205 - 100205
Опубликована: Янв. 1, 2024
Throughout
the
years,
experiments
with
membrane,
electrochemical,
biological
and
thermal
technologies
have
been
explored
to
recover
resources
from
a
range
of
wastewaters
such
as
municipal,
industrial,
urine
sewage
sludge.
However,
multiple
resource
recoveries
at
commercial
pilot
scale
are
still
lacking,
instead,
focusing
on
specialising
recovery
narrow
set
products.
Herein,
divergence
across
municipal
industrial
wastewater
streams
–
nutrients
energy
for
municipal;
heavy
metals
water
streams;
material
seen
both
was
observed
through
literature
review.
This
review
aims
provide
perspective
academic
professionals
alike
current
available
their
emerging
trends
tie
in
these
circular
economics.
Consequently,
high
sludge
transportation
costs
may
pressure
treatment
plants
(WWTPs)
adopt
value-adding,
onsite
transforming
centralised
decentralised
WWTPs
into
facilities.
The Science of The Total Environment,
Год журнала:
2024,
Номер
915, С. 169903 - 169903
Опубликована: Янв. 8, 2024
Wastewater
treatment
plant
decision
makers
face
stricter
regulations
regarding
human
health
protection,
environmental
preservation,
and
emissions
reduction,
meaning
they
must
improve
process
sustainability
circularity,
whilst
maintaining
economic
performance.
This
creates
complex
multi-objective
problems
when
operating
selecting
technologies
to
meet
these
demands,
resulting
in
the
development
of
many
support
systems
for
water
sector.
European
Commission
publications
highlight
their
ambition
greater
levels
sustainability,
which
system
implementation
should
align
with
be
successful
this
region.
Following
review
57
wastewater
systems,
main
function
multi-criteria
decision-making
tools
are
technology
selection
optimisation
operation.
A
large
contrast
aims
is
found,
as
clearly
define
goals
indicators
used,
procedures
often
use
vague
language
making
it
difficult
connect
selected
resultant
outcomes.
Several
recommendations
made
usage,
such
more
rigorous
indicator
protocols
including
participatory
approaches
expansion
sets,
well
structured
investigation
results
sensitivity
or
uncertainty
analysis,
error
quantification.
Water Research,
Год журнала:
2024,
Номер
251, С. 121141 - 121141
Опубликована: Янв. 15, 2024
The
circular
use
of
wastewater
has
attracted
significant
attention
in
recent
years.
However,
there
is
a
lack
universal
definitions
and
measurement
tools
that
are
required
to
achieve
the
economy's
full
potential.
Therefore,
methodology
was
developed
using
three
indicator
typologies,
namely
resource
flow,
action,
sustainability
indicators,
facilitate
robust
holistic
circularity
assessment.
method
uses
value
propositions
integrate
assessment
intrinsic
performance
with
consequential
impacts,
by
quantifying
sustainable
creation
(using
techniques
such
as
life
cycle
or
cost-benefit
analysis).
Assessment
capabilities
were
exhibited
applying
defined
steps
treatment
plant,
comparing
conventional
novel
photobioreactor
technologies.
flow
taxonomy
results
highlight
improved
outflow
circularity,
renewable
energy
usage,
economic
efficiency
system.
Action
indicators
revealed
technology
successful
at
achieving
its
goals.
Lastly,
quantified
reduction
carbon
footprint
two
thirds
eutrophication
41%,
M€
0.5
per
year
increase
value,
disability
adjusted
impacts
58%
lower.
This
supports
improving
system
environmental,
economic,
social
for
stakeholders.
