Results in Engineering,
Journal Year:
2024,
Volume and Issue:
21, P. 101983 - 101983
Published: March 1, 2024
The
objective
of
this
study
was
to
enhance
the
performance
hemispherical
solar
stills
(HSS)
through
experimental
investigations
utilizing
various
types
sand
beds
as
thermal
storage
materials.
research
examined
influence
type
(yellow
and
black)
bed
heights
(1,
2,
3
cm)
on
efficacy
HSS.
Additionally,
explored
effects
external
reflectors
a
vapor
extraction
fan
sand-based
results
indicated
that
HSS
using
black
demonstrated
superior
compared
other
operating
conditions
in
terms
both
productivity
efficiency.
Particularly,
most
significant
improvement
for
still
(BSHSS)
observed
when
employing
with
height
1
cm,
resulting
substantial
154%
increase
production,
where
production
SS
BSHSS
+
4100
10400
mL/m2.day,
respectively.
Under
these
optimized
conditions,
efficiency
R
F
reached
56%.
In
conclusion,
an
economic
analysis
conducted,
revealing
cost
water
treatment
$0.022
per
liter
conventional
$0.012
equipped
condenser.
These
findings
represent
advancement
enhancing
feasibility
distillation
systems,
thereby
addressing
global
challenges
scarcity
environmental
sustainability.
Results in Engineering,
Journal Year:
2024,
Volume and Issue:
22, P. 102180 - 102180
Published: April 24, 2024
The
development
of
sustainable
water
resources
is
an
issue
great
interest
globally.
To
meet
the
demand
for
freshwater,
Humidification-Dehumidification
(HDH)
technology
has
been
successfully
used.
effectiveness
this
strategy
improved
by
implementation
numerous
research
investigations.
get
purified
water,
HDH
system
involves
getting
vapor
content
from
saline
into
a
carrier
air
stream.
cycle
discussed
in
various
forms
paper,
along
with
thorough
overview
important
recent
technological
developments.
Utilizing
bubbles
evaporators
and
condensers
HDH,
fogging
techniques
(ultrasonic
nozzles),
packing
materials
are
also
discussed.
A
detailed
comparison
performance
factors
such
as
productivity,
gained
output
ratio,
costs
conducted.
Case Studies in Thermal Engineering,
Journal Year:
2024,
Volume and Issue:
59, P. 104489 - 104489
Published: May 4, 2024
Solar
stills
are
acknowledged
as
an
environmentally
friendly
desalination
method
that
addresses
water
scarcity
issues
in
remote
areas;
however,
they
contend
with
a
productivity
challenge.
This
work
presents
combination
of
novel
arrangements
for
the
spherical
solar
distiller
(RBSD)
to
augment
its
productivity.
Rotational
sphere
was
anticipated.
The
influence
speed
RBSD
(0,
0.5,
1,
1.5,
and
2
rpm)
without
wick
tested.
Also,
effect
utilizing
preheater
supply
hot
feed
under
various
preheating
temperatures,
specifically
45,
50,
55,
60,
65,
70
°C
condenser
investigated.
Results
revealed
optimized
is
0.5
rpm
1
wick,
respectively,
where
rise
reached
62%
45%,
respectively.
best
temperature
provided
highest
performance
65
°C,
CSD
produced
3250
mL/m2.day,
while,
at
6200
mL/m2.day
increase
by
91%.
When
integrating
external
preheater,
(6800
mL/m2.day)
augmented
116%
over
(3150
mL/m2.day).
thermal
efficiency
32%
62%,
Finally,
cost
distilled
CSD,
found
be
0.220$/L,
0.075$/L,
0.055$/L,
0.030$/L,
