Experimental study on reducing the base sediment and water in crude oil separation
Fuel,
Год журнала:
2025,
Номер
397, С. 135478 - 135478
Опубликована: Апрель 23, 2025
Язык: Английский
Assessment of Nahar Biodiesel with TiO2 Nanoparticles at Increased Fuel Injection Pressure of a Diesel Engine: Exergy, Energy, Statistical Analysis
Case Studies in Thermal Engineering,
Год журнала:
2025,
Номер
unknown, С. 106125 - 106125
Опубликована: Апрель 1, 2025
Язык: Английский
Monitoring of Fire-Affected Buildings and Air-Quality Assessment: A Remote-Sensing Study Using Ground-Based interferometric Radar and Google-Earth-Engine
Rangeland Ecology & Management,
Год журнала:
2025,
Номер
101, С. 28 - 42
Опубликована: Май 2, 2025
Язык: Английский
A critical review on pyrolysis and integration strategies for medical plastic waste
International Journal of Chemical Reactor Engineering,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 4, 2025
Abstract
Hospital
plastic
waste
poses
significant
challenges
due
to
its
volume,
hazardous
nature,
and
environmental
persistence.
This
review
consolidates
recent
advancements
in
the
pyrolysis
of
hospital
waste,
evaluating
feasibility
as
a
sustainable
solution
within
healthcare
management
systems.
Findings
reveal
that
offers
high
oil
yields
when
optimized
for
key
operational
parameters
–
specifically
temperatures
between
400
500
°C,
moderate
heating
rates,
residence
times
tailored
specific
types.
The
identifies
polypropylene
polyethylene
most
suitable
hospital-derived
plastics
pyrolysis,
though
presence
contaminants,
such
PVC
or
biological
residues,
can
significantly
hinder
process
efficiency
compliance.
Emerging
studies
demonstrate
upgrading
quality
utilizing
byproducts
like
char
syngas
improve
overall
economic
ecological
performance
process.
Furthermore,
integration
into
systems
is
technically
feasible
scalable,
especially
supported
by
pre-sorting
protocols
decentralized
processing
units.
concludes
appropriately
managed
regulated,
contribute
circular
economy
converting
energy
resources
while
minimizing
impact.
These
findings
support
implementation
green
economically
viable
technology,
encouraging
policy
frameworks
infrastructure
investment
promote
adoption
facilities.
Язык: Английский
Flow field characteristics in a counter flow contact‐cyclone reactor for preparation of epoxy fatty acid methyl ester
The Canadian Journal of Chemical Engineering,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 4, 2025
Abstract
The
flow
field
characteristics
of
a
counter
contact‐cyclone
reactor
(CFC‐CR)
used
for
the
production
epoxy
fatty
acid
methyl
esters
were
analyzed
using
Reynolds
stress
model
and
Eulerian
model.
effect
reaction
chamber
height,
impact
distance,
accelerating
pipeline
length
on
distribution
mixing
performance
in
investigated.
results
show
that
height
mainly
affects
time
two
phases.
When
is
greater
than
120
mm,
increasing
its
has
little
improvement
efficiency.
distance
significantly
uniformity
intensity
plane,
thereby
altering
overall
chamber.
30
uniform,
vortices
high,
which
beneficial
liquid
mixture.
effectively
improves
premixing
effect,
meanwhile,
it
ensures
smaller
relative
velocity
difference
when
mixture
enters
Both
perform
well
with
40
mm.
Ultimately,
optimal
structural
parameters,
evaluated
based
are
determined
to
be
H
=
L
T
Язык: Английский