Case Studies in Thermal Engineering,
Journal Year:
2024,
Volume and Issue:
61, P. 104932 - 104932
Published: Aug. 5, 2024
High-temperature
fuel
cells
(HT-FCs)
indeed
hold
significant
promise
for
enhancing
energy
systems'
efficiency
and
environmental
sustainability.
Consequently,
there
is
growing
interest
in
exploring
developing
innovative
strategies
to
optimize
the
integration
of
heat
recovery
processes
with
HT-FC
technology.
The
current
research
presents
an
environmentally
friendly
poly-generation
unit
that
integrates
advanced
subprocesses
generate
essential
products.
These
final
products
include
electricity,
refrigeration,
pure
water,
hydrogen.
This
study
signifies
a
step
towards
sustainable
efficient
production
while
meeting
diverse
needs
different
utilities.
design
incorporates
novel
modified
dual
ejector-based
organic
flash
cycle,
reverse
osmosis
water
purification,
electrolyzer
hydrogen
extraction,
all
integrated
high-temperature
solid
oxide
cell.
Energy,
exergy,
economic,
(4E)
analysis
conducted
thoroughly
evaluate
proposed
plan.
Furthermore,
comprehensive
parametric
sensitivity
are
performed
pinpoint
key
parameters
unit.
To
attain
optimal
operational
status
unit,
three-objective
NSGA-II
optimization
technique
employed
fine-tune
system's
performance
within
exergy-cost-environmental
framework.
approach
aims
strike
balance
between
maximizing
efficiency,
minimizing
costs,
reducing
impact
operations.
In
addition,
net
present
value
spanning
20-year
timeframe
was
assess
profitability
devised
Based
on
findings,
it
evident
index
cell
operating
temperature
carries
substantial
importance,
registering
notable
0.60.
Additionally,
outcomes
reveal
enhanced
metrics:
exergetic
41.11
%,
cost
58.96
$/GJ,
carbon
dioxide
emission
reduction
rate
418
kg/MWh.
Also,
unit's
payback
period
shortened
from
11.33
years
8.817
years.
Moreover,
improved
sustainability
value,
raising
them
1.544
4.98
M$
1.66
7.38
M$.
