Coupling microwave irradiation with peroxymonosulfate activation for sludge deep dewatering via enhancing internal bound water removal
Chao-Xi Yang,
No information about this author
Kai-Yue Dong,
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Keyu Chen
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et al.
Water Research,
Journal Year:
2025,
Volume and Issue:
282, P. 123636 - 123636
Published: April 12, 2025
Language: Английский
Enhancement in Dewatering Efficiency of Disrupted Sludge through Ultrasonication and Re-Flocculation—Sustainable Sludge Management
Juya Azadi,
No information about this author
Kenji Yamauchi,
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Kento Matsubara
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et al.
Sustainability,
Journal Year:
2024,
Volume and Issue:
16(17), P. 7427 - 7427
Published: Aug. 28, 2024
The
solids
in
sewage
sludge
are
primarily
composed
of
organic
matter
and
offer
new
possibilities
for
sustainable
management,
if
considered
as
a
stable
biomass
source
terms
quantity
quality.
Reducing
the
volume
with
an
extremely
high
moisture
content
is
challenging,
enhanced
dewatering
through
mechanical
treatment
crucial
from
environmental
sustainability
perspective
because
it
alleviates
reliance
on
thermal
treatment.
This
study
employed
ultrasonication
to
enhance
efficiency
activated
sludge.
disruption
induced
by
notably
facilitated
elimination
intracellular
water
during
expression.
Additionally,
ultrasonicated
was
verified
be
re-flocculated
introducing
inorganic
electrolytes
such
Ca2+
(divalent
cations),
Al3+
(trivalent
polyferric
sulfate.
Conversely,
no
re-flocculation
disrupted
observed
upon
applying
polymer
flocculant.
Under
optimized
conditions,
progressed
form
large
flocs,
leading
decreased
suspended
(SS)
value
1423
73
mg/L
reduction
capillary
suction
time
(CST)
over
2000
18
s.
Following
pretreatment,
mechanically
expressed
cake
at
500
kPa
significantly
76
wt%
(untreated
sludge)
less
than
60
(treated
due
water.
Language: Английский
Microwave-assisted mechanical press filtration for enhanced dewatering of municipal sludge: Process optimization and mechanistic insights
Binqi Rao,
No information about this author
Weilun Ren,
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Xiaoyu He
No information about this author
et al.
Journal of Water Process Engineering,
Journal Year:
2024,
Volume and Issue:
69, P. 106701 - 106701
Published: Dec. 4, 2024
Language: Английский
Structural Characterization of Modified Straw Combined with CPAM Conditioned Sludge Filter Cake and Analysis of Its Structure-Performance Relationship with Sludge Dewatering Performance
Journal of environmental chemical engineering,
Journal Year:
2024,
Volume and Issue:
unknown, P. 115266 - 115266
Published: Dec. 1, 2024
Language: Английский
Model test study on the rainfall erosion mechanisms and reclamation potential of open-pit coal mine dump soil improved by fly ash and polyacrylamide
Shiyu Li,
No information about this author
Shuhong Wang,
No information about this author
Zhong-Hua Zhao
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et al.
Engineering Geology,
Journal Year:
2024,
Volume and Issue:
unknown, P. 107837 - 107837
Published: Dec. 1, 2024
Language: Английский
New insights into extracellular polymeric substance degradation during dewaterability of sludge by UV-driven advanced reduction processes: Role of hydrated electron and spectroscopic profiling of dissolved organic components in sludge filtrate
K.M. Priyanka,
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M.P. Saravanakumar
No information about this author
Journal of Environmental Management,
Journal Year:
2024,
Volume and Issue:
373, P. 123583 - 123583
Published: Dec. 9, 2024
Language: Английский