Solar Energy Advances,
Год журнала:
2024,
Номер
4, С. 100064 - 100064
Опубликована: Янв. 1, 2024
To
assist
electric
utilities
to
overcome
limitations
of
centralized
billing
and
encourage
distributed
production
solar
photovoltaic
(PV)
electricity,
this
study
designs
assesses
a
novel
open-source
autonomous
virtual
utility
monitor
users
enable
peer-to-peer
trading.
This
provides
system
design
software
implementation
the
concept
using
blockchain
technology
written
in
Solidity
Truffle.
A
set
smart
contracts
adds
monitors
their
demand,
PV
generation,
facilitates
transactions
between
on
an
hourly
basis
when
one
user
has
PV-generated
excess
another
demand.
Unit
tests
for
each
contracts'
methods
are
developed
Solidity,
data
gas
usage
costs
is
collected.
Once
have
been
evaluated,
JavaScript
simulation
use
real
load
generation
year
basis.
The
results
two
case
studies
quantified:
1)
true
peers,
where
all
houses
prosumers
with
rooftop
PV,
2)
intermittent
transition
case,
deployment
demand
more
varied.
found
that
ten
system,
peers
resulted
uneconomic
number
exchanges,
but
than
factor
twenty
increases
exchanges
net
cost
savings.
savings
doubles
both
cases
time
pricing
effect.
variability
across
participating
recommended
targeting
during
energy
transition.
Energies,
Год журнала:
2025,
Номер
18(4), С. 890 - 890
Опубликована: Фев. 13, 2025
Mainstream
strategies
for
protecting
wealth
from
inflation
involve
diversification
into
traditional
assets
like
common
stocks,
gold,
fixed-income
securities,
and
real
estate.
However,
a
significant
contributor
to
has
been
the
rising
energy
prices,
which
have
main
underlying
cause
of
several
past
recessions
high
periods.
Investments
in
distributed
generation
with
solar
photovoltaics
(PV)
present
promising
opportunity
hedge
against
inflation,
considering
non-taxed
profits
PV
generation.
To
investigate
that
potential,
this
study
quantifies
return
on
investment
(ROI),
internal
rate
(IRR),
payback
period,
net
cost,
levelized
cost
by
running
Solar
Alone
Multi-Objective
Advisor
(SAMA)
simulations
grid-connected
systems
across
different
regions
varying
scenarios.
The
case
studies
are
San
Diego,
California;
Boston,
Massachusetts;
Santiago,
Chile;
Buenos
Aires,
Argentina.
Historical
data
also
imposed
Diego
assess
system
potential
dynamic
inflammatory
conditions,
while
Boston
Santiago
additionally
analyze
hybrid
PV-battery
understand
battery
impacts
under
increasing
rates.
Net
metering
credits
vary
location.
results
showed
could
be
used
as
an
effective
any
region
where
started
economically
provided
increasingly
attractive
returns
increased,
particularly
when
taxes
were
considered.
values
ROI
IRR
underscore
importance
region-specific
financial
planning
need
consider
evaluating
long-term
viability
systems.
Finally,
more
capital-intensive
storage
can
become
profitable
inflationary
economy.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Окт. 10, 2024
The
industrial
sector
of
Pakistan
is
currently
facing
severe
load-shedding,
which
ultimately
affects
its
unit
production.
greater
dependency
on
conventional
energy
resources
(Thermal,
Nuclear,
etc.)
results
in
higher
production
costs
and
environmental
pollution.
A
sustainable,
cost-effective,
environment-friendly
solution
can
help
the
growth
Pakistan.
This
article
proposes
an
optimal
hybrid
system
(HES)
for
to
overcome
mentioned
challenges.
proposed
HES
developed
HOMER
Pro.
Three
different
cases
(Case
I:
Existing
including
a
utility
grid
diesel
generator,
Case
II:
On-grid
Biogas
system,
III:
PV
with
batteries)
are
considered
Gourmet
food
Industry
Sundar
Industrial
estate,
Load
profile
selected
site
was
calculated
through
on-site
visits
data
provided
by
designated
feeder.
analysis
shows
that
III
more
effective
than
other
cases,
indicating
reduced
Net
Present
Cost
(NPC),
Energy
(COE),
Operating
(OC)
$
19.2
million,
$0.034/kWh,
573,371/year
respectively.
Moreover,
batteries
III)
provides
environmentally
friendly
reducing
63.82%
[Formula:
see
text]
62.22%
text].
Comparing
sensitivity
various
sell-back
prices
($0/kWh,
$0.043/kWh,
$0.061/kWh,
$0.09/kWh),
cost-effective
II.
revenue
generation
$128,499.41/yr,
considering
supply
excess
electricity
into
nearby
small
loads
at
$0.065/kWh,
this
indicates
installing
industries
will
not
only
overall
cost
reduction
but
also
support
mitigating
pollution
load
shedding.
