Cleaner Energy Systems,
Год журнала:
2024,
Номер
9, С. 100140 - 100140
Опубликована: Авг. 17, 2024
The
escalating
global
demand
for
energy
and
growing
environmental
concerns
have
stimulated
the
development
of
renewable
energy-based
power
systems.
In
this
context,
solar
has
gained
significant
attention,
notably
in
form
floating
photovoltaic
These
systems,
installed
on
water
bodies,
not
only
boost
efficiency
but
also
reduce
evaporation
from
reservoirs.
This
research
explores
generation
capabilities
systems
comparison
to
ground-mounted
considering
a
250-watt
monocrystalline
panel.
study
utilizes
typical
meteorological
year
data
comprehensively
analyze
four
distinct
locations
India.
By
using
single-diode
model,
finds
that
provide
6–7
%
more
output
than
gain
is
because
panels
operate
at
lower
temperature
(4–6
°C)
their
counterparts,
positively
influencing
overall
performance.
Furthermore,
degradation
soiling
were
compared.
financial
analysis
reveals
typically
levelized
cost
electricity
shorter
payback
periods.
Even
though
indicators
are
favorable
compared
these
results
show
how
vital
technology
achieving
United
Nations'
Sustainable
Development
Goals
it
could
be
used
as
an
efficient
technique
land
requirements
solutions
various
geographical
conditions.
Environmental Research Infrastructure and Sustainability,
Год журнала:
2024,
Номер
4(4), С. 042002 - 042002
Опубликована: Ноя. 4, 2024
Abstract
Renewable
energy
sources,
such
as
floating
photovoltaic
systems
(FPVs),
are
crucial
to
mitigating
the
climate
crisis.
FPV
deployments
on
freshwater
bodies
rapidly
growing,
they
avert
land-use
change,
operate
with
increased
efficiency,
and
potentially
improve
water
availability
by
reducing
evaporation
frequency
of
algal
blooms.
However,
understanding
ecological
consequences
for
is
very
limited
despite
variable
far-reaching
range
potential
impacts.
Here,
we
bring
novel
insight
combining
an
established
theoretical
approach—techno-ecological
synergies
(TES)—with
robust
body
functioning,
direct
sustainable
deployments.
Specifically,
show
integrate
consideration
both
deployment
decisions
based
current
evidence
fundamental
states
processes.
Based
422
pieces
from
a
systematic
review
known
physical
(
n
=
283),
chemical
96)
biological
43)
effects
systems,
outline
eight
TES
that
could
be
realised
through
location,
design,
operation
decisions.
There
was
most
114)
Water
Use
Efficiency
TES,
which
all
reported
decreased
rates,
or
savings,
due
panel
shading.
We
highlight
lack
hosting
bodies,
well
need
comprehensive
studies
in
physical,
chemical,
aspects
dynamics
integrated.
Finally,
detail
research
priorities
ensure
future
benefit
bodies.
Ultimately,
integrated
system
knowledge,
mitigate
emergencies,
notable
benefits
society.
Solar Energy,
Год журнала:
2024,
Номер
274, С. 112531 - 112531
Опубликована: Апрель 25, 2024
The
temperature
of
photovoltaic
(PV)
cells
is
a
critical
factor
in
evaluating
energy
yield
and
predicting
system
degradation.
Although
thermo-electrical
models
allows
the
evolution
over
time,
precise
understanding
thermal
exchanges
between
its
environment
needed
as
they
are
implemented
assessment
using
correlations.
These
empirical
correlations
based
on
heat
transfer
magnitudes
undergone
by
similar
PV
set-ups.
aim
this
study
to
introduce
non-intrusive
experimental
methodology
for
precisely
determining
convective
coefficient
(CHTC)
at
front
modules
two
setups.
method
integrates
flux
sensor
glued
surface
coupled
with
environmental
data
(e.g.,
irradiance,
ambient
temperature).
This
applied
roof
an
urban
area
floating
(FPV)
system.
It
demonstrated
that
significantly
improves
accuracy
prediction
module
temperatures
operating
conditions
compared
conventional
balance
module.
By
quantile
regression,
forced
convection
correlation
found
average
wind
speed.
Compared
traditional
approach
which
relies
global
transmittance,
CHTC
mainly
dependent
wind,
whereas
transmittance
includes
radiative
depends
temperature.
tailored
shows
sensitivity
speed
slightly
higher
inland
setup
literature.
Environmental Science & Technology,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 6, 2024
Floating
photovoltaic
(FPV)
solar
energy
offers
promise
for
renewable
electricity
production
that
spares
land
other
societal
benefits.
FPV
deployment
may
alter
greenhouse
gas
(GHG)
and
emissions
from
waterbodies
by
changing
physical,
chemical,
biological
processes,
which
can
have
implications
the
carbon
cost
of
with
FPV.
Here,
we
use
an
ecosystem-scale
experiment
to
assess
how
GHG
dynamics
in
ponds
respond
installation
operationally
representative
Following
deployments
70%
array
coverage,
daily
whole-pond
increased
26.8%
on
a
dioxide-equivalent
(CO2-eq)
basis,
dissolved
oxygen
availability
rapidly
decreased.
Despite
following
deployment,
FPV-derived
are
likely
lower
than
landscape
associated
terrestrial
hydropower
CO2-eq
kWh–1
basis.
Adaptive
management
strategies
like
bubbler
reduce
magnitude
impacts
dynamics.
Knowledge and Management of Aquatic Ecosystems,
Год журнала:
2025,
Номер
426, С. 10 - 10
Опубликована: Янв. 1, 2025
The
development
of
novel
renewable
energy
technologies,
such
as
floating
photovoltaics
(FPVs),
is
expanding,
but
their
environmental
consequences
remain
understudied.
FPVs
physically
alter
freshwater
ecosystems
by
limiting
light
and
wind
penetration
at
the
lake
surface,
while
providing
new
substrates
for
biofilm
development,
including
diatoms.
Diatoms
are
essential
to
primary
production
carbon
cycling
in
aquatic
systems,
however,
composition
diatom
assemblages
on
FPV
structures
remains
unexplored.
This
study
aimed
characterise
colonising
floaters
compare
them
with
those
pelagic
benthic
compartments
gravel
pit
lakes.
Results
showed
significantly
lower
taxonomic
richness
diversity
floaters,
followed
assemblages,
highest
values
observed
habitats.
Community
also
differed
between
three
compartments.
across
all
habitats,
its
dominance
was
particularly
pronounced
(72%),
compared
54%
32%
compartments,
respectively.
As
a
low-profile,
disturbance-tolerant
taxon,
Achnanthidium
may
thrive
low-light
conditions
created
shading.
It
can
serve
good
water
quality
indicator,
baseline
studies
needed
assess
whether
reflects
positive
By
creating
artificial
habitats
zone,
modify
patterns
pelagic-benthic
coupling
that
be
investigated.
