Processes,
Journal Year:
2025,
Volume and Issue:
13(1), P. 165 - 165
Published: Jan. 9, 2025
This
paper
explores
the
innovative
application
of
Geographic
Information
Systems
(GISs)
to
identify
and
utilize
waste
heat
sources
from
railway
highway
tunnels
for
fifth-generation
district
heating
cooling
(5GDHC)
systems.
Increasing
number
prosumers—entities
that
produce
consume
energy—within
5GDHC
networks
enhances
their
efficiency
sustainability.
While
potential
vary
widely,
this
study
focuses
on
underground
car/railway
tunnels,
which
typically
have
a
temperature
range
20
°C
40
°C.
Using
GIS
software,
we
comprehensively
analyzed
tunnel
locations
as
in
Belgium.
incorporates
data
various
sources,
including
OpenStreetMap
European
Waste
Heat
Map,
applies
two-dimensional
transfer
model
estimate
recovery
potential.
The
results
indicate
especially
southern
regions
Belgium,
show
significant
promise
recovery,
potentially
contributing
between
0.8
2.9
GWh
annually.
integration
blockchain
technology
peer-to-peer
energy
exchange
within
systems
is
also
discussed,
highlighting
its
enhance
management
billing.
research
contributes
growing
body
knowledge
sustainable
presents
novel
approach
leveraging
existing
infrastructure.
Renewable and Sustainable Energy Reviews,
Journal Year:
2022,
Volume and Issue:
167, P. 112727 - 112727
Published: June 25, 2022
Recent
developments
in
the
building
sector,
district
heating
and
cooling
(DHC)
field,
geothermal
technology
are
reported
here,
which
indicate
trends
efforts
to
more
sustainable
climate-friendly
supply
systems
may
provide
guidance
for
policymakers
decision-makers.
The
tendency
towards
lower
temperatures
networks
higher
envelope
requirements
identified.
Meanwhile,
technologies
have
been
developed
sector
reach
deeper
subsurface
layers
extract
heat
with
temperature.
To
follow
progress
DHC,
multi-faceted
considered
include
components
of
deep,
medium-deep
shallow
resources.
Because
different
occur
at
depths,
such
a
system
can
be
used
generations
DHC
buildings.
This
concept
part
an
energy
hub,
help
facilitate
transformation
from
fossil
fuel-based
geothermal-based
DHC.
is
presented,
its
SWOT
analysis
performed
further
research
directions
Chemical Engineering Journal,
Journal Year:
2023,
Volume and Issue:
477, P. 146925 - 146925
Published: Nov. 8, 2023
In
energy
intensive
industries,
the
Organic
Rankine
Cycles
(ORCs),
as
a
promising
technology
can
remarkably
enhance
efficiency
and
reduce
carbon
emissions
by
converting
low,
medium,
high-temperature
heat
source
to
electricity.
Among
most
energy-intensive
iron
steel
industry
represents
almost
5%
of
total
world
consumption.
The
significant
amounts
waste
are
produced
being
lost
in
industrial
thermal
processes.
Better
use
process
excess/waste
savings
provide
an
affordable
reliable
technical
solution
increase
sector
enhancing
self-production
This
help
mitigating
electricity
consumption
due
electrification
thereby
reducing
load
on
power
grids.
Moreover,
recovery
substantially
contribute
challenge
combat
against
global
warming.
ORC
technologies
for
recovery,
one
suitable
boost
sustainable
transition
sector.
feasibility
study
will
knowledge
design
criteria,
achievable
performance
cost
components
paving
way
ORCs
industry,
supporting
their
market
penetration
role
fight
climate
change.
Energy Reports,
Journal Year:
2024,
Volume and Issue:
11, P. 1723 - 1741
Published: Jan. 23, 2024
District
heating
(DH)
networks
are
a
key
component
of
low-carbon
urban
in
the
future,
as
greenhouse
gas
emissions
and
sustainability
concerns
drive
sector
to
transform
itself.
DH
is
not
new
technology,
but
it
has
been
constantly
evolving.
The
latest
generation
facilitates
distribution
low-temperature
renewable
heat
sources.
In
recent
years,
most
studies
have
focused
on
managing
peak
demand,
improving
technologies,
load
prediction.
However,
there
risk
misinterpretation,
generations
DH,
which
operate
at
significantly
lower
temperatures
than
conventional
being
developed
simultaneously.
This
review
aims
analyze
different
definitions
fifth-generation
district
cooling
(5GDHC)
introduce
straightforward
concept
this
technology.
It
also
describes
potential
strengths,
weaknesses,
challenges
integrating
5GDHC
into
existing
systems,
well
practical
recommendations.
Finally,
analyzes
crucial
components
notable
characteristics
provide
clear
picture
its
evolution
uniqueness.
Journal of Renewable and Sustainable Energy,
Journal Year:
2025,
Volume and Issue:
17(1)
Published: Jan. 1, 2025
Energy
tunnel
is
thermally
activated
through
embedding
absorber
pipes
within
the
lining,
where
underground
heat
extracted
and
transferred
above
ground
via
a
pump
for
building
energy
applications.
offers
advantages
such
as
low
carbon
emissions,
cleanliness,
high
efficiency,
safety.
The
source
can
be
either
outside
or
inside
tunnel.
This
article
first
categorizes
tunnels
into
external
internal
tunnels,
describes
characteristics
of
environment
these
their
methods
construction,
some
practical
projects.
Subsequently,
utilization
systems
with
different
sources
are
analyzed,
underlining
critical
role
transfer
process
being
closely
linked
to
arrangement
sources.
Factors
affecting
performance
then
reviewed
measures
enhance
systematically
discussed.
Finally,
future
study
application
types
proposed.
Current
research
studies
on
primarily
focus
transportation
mining
extracting
geothermal
generated
tunnels.
However,
waste
currently
insufficient.
Moreover,
design
natural
collection,
structural
safety
facilities,
along
concerns
regarding
condensate
water
tunnel,
necessitate
further
investigations.
Energies,
Journal Year:
2022,
Volume and Issue:
15(23), P. 9058 - 9058
Published: Nov. 30, 2022
Geothermal
is
a
renewable
energy
source,
but
this
not
as
often
seen
other
sources,
such
solar,
wind,
hydro,
etc.
Several
applications
could
be
implemented
through
geothermal
energy,
and
heating
&
cooling
systems
are
one
of
them.
Because
the
limits
technology,
it
hard
to
improve
an
application.
To
address
long-term
sustainable
space
cooling,
imperative
develop
technology.
It
known
oldest,
most
flexible,
adaptable,
prevalent
approach
toward
using
energy.
Therefore,
review
has
reviewed
global
development
challenges
for
systems.
There
large
reserves
available
around
world,
numerous
scholars
have
emphasized
its
importance,
due
lack
knowledge,
no
operational
work
been
done
in
these
up
point.
This
paper
examines
globally
sources
technologies
environmentally
friendly
supplies.
Finally,
benefits
outlined
promote
local,
regional,
investment
utilizing
resources
cooling.
