Water Research,
Journal Year:
2022,
Volume and Issue:
227, P. 119340 - 119340
Published: Nov. 8, 2022
Glycerol
is
abundantly
present
in
wastewater
from
industries
such
as
biodiesel
production
facilities.
also
a
potential
carbon
source
for
microbes
that
are
involved
nutrient
removal
processes.
The
conversion
of
glycerol
biological
phosphorus
aerobic
granular
sludge
processes
has
not
been
explored
to
date.
current
study
describes
utilization
by
and
enhanced
(EBPR).
Robust
granules
with
good
capabilities
were
formed
an
sequencing
batch
reactor
fed
glycerol.
interaction
between
the
fermentative
product
uptake
polyphosphate
accumulating
organisms
(PAO)
was
studied
using
stoichiometric
microbial
community
analysis.
Metagenomic,
metaproteomic
microscopic
analysis
identified
dominated
Actinobacteria
(Tessaracoccus
Micropruina)
typical
PAO
known
Ca.
Accumulibacter.
facilitator
(glpF)
kinase
(glpK),
two
proteins
transport
into
cellular
metabolism,
only
observed
genome
Actinobacteria.
anaerobic
appeared
be
combination
substrate
fermentation
uptake-type
reaction.
Initially,
led
mainly
1,3-propanediol
(1,3-PDO)
which
taken
up
under
conditions.
Despite
1,3-PDO
stable
granulation
observed.
Over
time,
decreased
complete
COD
results
demonstrate
glycerol-containing
can
effectively
treated
process
form
food
chain
glycerol-based
EBPR
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(29)
Published: March 19, 2024
Abstract
Many
industrial
processes
such
transesterification
of
fatty
acid
for
biodiesel
production,
soap
manufacturing
and
biosynthesis
ethanol
generate
glycerol
as
a
major
by‐product
that
can
be
used
to
produce
commodity
chemicals.
Photocatalytic
transformation
is
an
enticing
approach
exclude
the
need
harsh
oxidants
extraneous
thermal
energy.
However,
product
yield
selectivity
remain
poor
due
low
absorption
unsymmetrical
site
distribution
on
catalyst
surface.
Herein,
tellurium
(Te)
nanorods/nanosheets
(TeNRs/NSs)
wrapped
potassium‐doped
carbon
nitride
(KCN)
van
der
Waal
(vdW)
heterojunction
(TeKCN)
designed
enhance
charge
separation
visible‐NIR
absorption.
The
iridium
(Ir)
single
atom
sites
decoration
TeKCN
core‐shell
structure
(TeKCNIr)
promotes
selective
oxidation
glyceraldehyde
with
conversion
45.6%
61.6%
under
AM1.5G
irradiation.
catalytic
reach
up
88%
450
nm
monochromatic
light.
X‐ray
spectroscopy
(XAS)
demonstrates
presence
undercoordinated
IrN
2
O
which
improved
glycol
oxidation.
Band
energies
computational
calculations
reveal
faile
transfer
in
TeKCNIr
heterostructure.
EPR
scavenger
tests
discern
superoxide
(O
•−
)
hydroxyl
(•OH)
radicals
are
prime
components
driving
Water Research,
Journal Year:
2022,
Volume and Issue:
227, P. 119340 - 119340
Published: Nov. 8, 2022
Glycerol
is
abundantly
present
in
wastewater
from
industries
such
as
biodiesel
production
facilities.
also
a
potential
carbon
source
for
microbes
that
are
involved
nutrient
removal
processes.
The
conversion
of
glycerol
biological
phosphorus
aerobic
granular
sludge
processes
has
not
been
explored
to
date.
current
study
describes
utilization
by
and
enhanced
(EBPR).
Robust
granules
with
good
capabilities
were
formed
an
sequencing
batch
reactor
fed
glycerol.
interaction
between
the
fermentative
product
uptake
polyphosphate
accumulating
organisms
(PAO)
was
studied
using
stoichiometric
microbial
community
analysis.
Metagenomic,
metaproteomic
microscopic
analysis
identified
dominated
Actinobacteria
(Tessaracoccus
Micropruina)
typical
PAO
known
Ca.
Accumulibacter.
facilitator
(glpF)
kinase
(glpK),
two
proteins
transport
into
cellular
metabolism,
only
observed
genome
Actinobacteria.
anaerobic
appeared
be
combination
substrate
fermentation
uptake-type
reaction.
Initially,
led
mainly
1,3-propanediol
(1,3-PDO)
which
taken
up
under
conditions.
Despite
1,3-PDO
stable
granulation
observed.
Over
time,
decreased
complete
COD
results
demonstrate
glycerol-containing
can
effectively
treated
process
form
food
chain
glycerol-based
EBPR
