The Impact of Climate Change on Solar Radiation and Photovoltaic Energy Yields in China
Yaping Hua,
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Mingguan Wei,
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Jun Yuan
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et al.
Atmosphere,
Journal Year:
2024,
Volume and Issue:
15(8), P. 939 - 939
Published: Aug. 5, 2024
Solar
photovoltaics
is
a
direct
use
of
solar
resources
to
generate
electricity,
which
one
the
most
important
renewable
energy
application
approaches.
Regional
PV
output
could
be
affected
by
regional
patterns
temperature
and
irradiance,
are
impacted
climate
change.
This
study
examines
impact
change
on
yields
from
across
China
in
future
under
medium-emission
scenario
(SSP245)
high-emission
(SSP585)
calculating
potential
using
data
radiation
tilted
surface
temperature.
Generally,
SSP245
scenario,
increased
0.8%
2.15%,
0.28%
1.21%
2020–2060
2061–2099,
respectively;
SSP585
0.73%
1.35%,
0.04%
−1.21%
respectively.
Under
both
scenarios,
showed
an
obvious
increase
southeast
central
significant
decrease
northwest
China,
Tibet,
Inner
Mongolia.
Therefore,
it
suggested
that
potential,
while
inhibit
China.
Language: Английский
Research on inertia characteristics of two-stage photovoltaic systems under generalized sag control
Chaohong Zhou,
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Fan Zhang,
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Shenhui Gu
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et al.
AIP Advances,
Journal Year:
2024,
Volume and Issue:
14(10)
Published: Oct. 1, 2024
With
the
vast
majority
of
photovoltaic
(PV)
power
generation
linked
to
grid,
mainstream
maximum
point
tracking
control
cannot
provide
effective
inertia
support
capability
for
system.
This
paper
examines
source
and
action
rules
three
typical
grid-tied
systems
under
generalized
sag
at
physical
mechanism
level,
using
theory
static
synchronous
generator
model
as
a
guide.
It
is
found
that
PV
system
also
capable
supporting
through
inertia.
The
boost
converter,
direct
current
bus
capacitor,
inverter
all
contribute
system,
but
it
necessary
couple
responding
link
with
grid
frequency.
closer
faster
speed
corresponding
frequency,
weaker
effect
provided
accuracy
aforementioned
analysis
confirmed
by
simulation.
Language: Английский