Intellekt Sist Proizv,
Journal Year:
2022,
Volume and Issue:
20(4), P. 20 - 33
Published: Dec. 26, 2022
To
assess
the
possibility
of
using
acoustic
emission
method
in
direction
selecting
activators
hydrodynamic
processes
rotary
apparatuses
(machines)
for
processing
liquid
media
constrained
conditions,
experimental
studies
and
effects
accompanying
two
main
modes
their
application
were
carried
out:
first
is
operation
mode
activator
frequency
cyclic
change,
second
fixed
rotation
frequency.
Seven
forms
three
types
(vane,
turbine
disk)
a
pulse
apparatus
applied
disinfection
lubricants
used
research.
Using
conventional
high-speed
video,
each
type
identified,
which
compared
with
established
measurements
temperature
Reynolds
centrifugal
criterion.
According
to
results
research,
limitations
comparing
effectiveness
treatment
devices
conditions
its
turbulent
motion
are
shown.
Under
operating
imitated
by
width
working
chamber,
an
peak
never
described
literature
earlier
was
revealed,
differs
from
noise
movement
liquid.
The
relationship
between
change
amplitude
rate
pumping
medium
through
chamber
also
established.
obtained
can
be
select
compare
form
processes,
as
well
maintain
effective
aqueous
solutions.
Ecotoxicology and Environmental Safety,
Journal Year:
2024,
Volume and Issue:
272, P. 116042 - 116042
Published: Feb. 3, 2024
In
the
present
study,
hybrid
activation
of
sodium
peroxydisulfate
(PS)
by
hydrodynamic
cavitation
and
ultraviolet
radiation
was
investigated
for
Congo
Red
(CR)
degradation.
Experiments
were
conducted
using
Box-Benken
design
on
inlet
pressure
(2-6
bar),
PS
concentration
(0-50
mg.
L
Environmental Pollution,
Journal Year:
2023,
Volume and Issue:
342, P. 123041 - 123041
Published: Nov. 30, 2023
Wastewater
decontamination
in
pharmaceuticals
is
crucial
to
prevent
environmental
and
health
risks
from
API
residues
other
contaminants.
Advanced
oxidation
processes
(AOPs)
combined
with
cavitational
treatments
offer
effective
solutions.
Challenges
include
designing
reactors
on
a
large
scale
monitoring
the
effectiveness
synergies
of
hybrid
technology.
In
present
work,
pilot-scale
treatment
real
high
COD
(485
g/L)
pharmaceutical
wastewater
(PW)
was
investigated
using
hydrodynamic
cavitation
(HC)
operated
individually
at
330
L/h
or
combination
oxidants
electrical
discharge
(ED)
cold
plasma
(15
kV
48
kHz).
The
first
approach
consisted
PW
alone
7
L
1:100
diluted
HC-induced
pressure
60
bar
flow
rate
L/h.
However,
this
strategy
did
not
provide
satisfactory
results
for
(∼15%
less),
only
when
HC
extended
more
than
30
min
recirculation
mode,
encouraging
were
obtained
(∼45%
reduction).
Consequently,
combining
ED-cold
chosen
treat
high-COD
PW.
Aiming
establish
an
efficient
flow-through
process,
after
optimising
all
parameters
(45
10
kHz
ED
frequency),
best
abatement
∼50
%
recorded
1:50
subsequent
adsorption
step
over
activated
carbon
required
achieve
almost
quantitative
reduction
(95%+).
Our
integrated
physicochemical
process
proved
be
extremely
treating
industrial
resulted
remarkable
value.
addition,
residual
surfactants
content
also
drastically
reduced
(98%+)
small
amount
added
HC/ED
treatment.
Sustainability,
Journal Year:
2024,
Volume and Issue:
16(11), P. 4601 - 4601
Published: May 29, 2024
Water
pollution
has
become
a
major
environmental
menace
due
to
municipal
and
industrial
effluents
discharged
into
water
bodies.
Several
processes
have
been
devised
for
the
treatment
disposal
of
wastewater
sludge.
Yet,
most
conventional
technologies
do
not
meet
requirements
sustainability
as
they
impose
higher
load
on
environment
in
terms
resource
depletion
toxic
waste
generation.
Recently,
sustainable
innovative
technologies,
like
hydrodynamic
cavitation
(HC),
emerged
energy-efficient
methods,
which
can
enhance
processes.
HC
is
very
effective
technique
intensification
processes,
aeration,
activated
sludge
treatment,
anaerobic
digestion
plants,
particularly
enhanced
degradation
persistent
pollutants.
On
other
hand,
advanced
oxidation
proven
enhancement
method
treatment.
This
review
provides
comprehensive
overview
recently
published
literature
application
organic
The
potential
synergistic
impact
coupled
with
alternative
pre-treatment
methods
was
also
reviewed
this
study.
Moreover,
an
present
state
model-based
research
work
reactors
feasibility
analysis
various
process
covered.
Options
pilot-to-large
scale
implementation
ensure
better
plants
are
recommended.
