Fire,
Год журнала:
2024,
Номер
7(12), С. 453 - 453
Опубликована: Дек. 2, 2024
The
underground
power
houses
of
pumped-storage
stations
(PSPSs)
are
highly
complex,
with
interconnected
and
multidimensional
structures,
including
various
tunnels,
such
as
the
main
auxiliary
(MAPH),
transformer
tunnel
(MTT),
tailrace
gate
(TGT),
access
tunnels
(ATs),
cable
(CTs)
etc.
During
intensive
civil
construction
electromechanical
installation,
fire
risk
becomes
particularly
prominent.
Current
research
mainly
examines
incidents
within
individual
lacking
comprehensive
analyses
smoke
spread
across
entire
cavern
network.
Therefore,
in
this
study,
a
numerical
model
complex
PSPS
was
established
to
analyze
behavior
temperature
distribution
under
scenarios.
results
indicated
that
when
occurred
MAPH,
relatively
higher
compared
fires
other
places.
Using
example
from
MAPH
MTT,
process
through
key
connecting
caverns
analyzed.
Initially,
velocity
were
stable,
CTs
traffic
powerhouse
(TCTAP)
paths.
After
7
min,
heat
release
rate
(HRR)
became
ATs
paths
for
spread,
which
could
provide
reference
improving
design
systems.
Heliyon,
Год журнала:
2025,
Номер
11(4), С. e42578 - e42578
Опубликована: Фев. 1, 2025
One
of
the
goals
Oman
vision
2040
is
to
attain
a
30
%
renewable
energy
mix,
mainly
from
solar
and
wind
projects
for
electricity
generation
by
2030,
in
alignment
with
net
zero
emissions
commitment
2050.
The
adoption
residential
rooftop
PV
installations
supports
achieving
this
target.
This
paper
aims
assess
feasibility
performance
at
various
locations
suggest
strategies
promoting
Oman.
In
Middle
East
countries
like
Oman,
dust
sandstorms
temperature
are
significantly
affects
systems
an
important
derating
factor
consider
when
evaluating
their
as
discussed
paper.
starts
qualitatively
suitable
regions
based
on
levels,
accumulation,
humidity
population
density
then
proceeds
find
best
selected
region.
A
system
designed,
analysed
its
performance,
Levelized
Cost
Electricity
(LCOE)
environmental
benefit
were
calculated
smart
bus
stop
load
located
region's
university
technology
applied
sciences
(UTAS)
campus
using
analytical
method.
results
obtained
through
method
compared
System
Advisor
Model
(SAM)
software.
Key
findings
study:
northern
part
identified
most
region
install
systems.
regions,
Ibri
location
other
locations.
However,
locations,
AC
2.2kWp
ranges
4243.44
kWh
4841.34
annually,
shows
that
these
also
competitively
projects.
LCOE
carbon
emission
cost
all
UTAS
branch
8.5
¢/kWh
9.7¢/kWh
128.16
$
per
year
146.74
accordingly.
After
finding
analysis,
attractive
policies
successful
discussed,
few
strong
suggested
develop
study
will
provide
useful
guidelines
Oman's
sector
policymakers
implement
promote
roof
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