Building and Environment,
Год журнала:
2021,
Номер
204, С. 108159 - 108159
Опубликована: Июль 16, 2021
Through
a
systematic
study,
this
paper
conducted
life
cycle
assessment
(LCA)
consisting
of
evaluation
both
embodied
and
operational
emissions
different
building
retrofitting
scenarios
for
typical
office
building,
located
in
Norway.
LCA
analysis
was
performed
via
the
OneClick
tool.
The
associated
with
energy
use
were
evaluated
reference
optimized
models
developed
IDA-ICE
from
our
previous
studies.
These
included
two
HVAC
systems:
an
all-air
(AA)
system
equipped
demand
control
ventilation
(DCV)
hydronic
radiator
space
heating
(RSH)
constant
air
volume
(CAV)
system.
findings
showed
that,
through
measures,
net
total
could
be
reduced
up
to
52%,
1336–637
kg
carbon
dioxide
equivalent
(CO2-eq)/m2,
which
achieved
cost
(LCC)
optimal
scenario
AA
share
(B6)
CO2-eq
around
77%
case,
whereas
it
43–46%
scenarios.
most
emitted
stages
concerned
product
stage
(19–23%),
transport
construction
site
(24–31%),
end-of-life
service
(around
25%).
confirmed
that
more
environmentally
friendly
further
re-insulate
other
parts
envelope
instead
ground
floor,
as
latter
accompanied
large
increase
emissions.
Buildings,
Год журнала:
2022,
Номер
12(3), С. 329 - 329
Опубликована: Март 9, 2022
It
has
been
challenging
for
designers
to
identify
the
appropriate
design
parameters
that
would
reduce
building
energy
consumption
while
achieving
thermal
comfort
occupants.
This
study
aims
determine
most
important
architectural
(ABDPs)
can
increase
and
use
in
educational
buildings.
The
effect
of
15
ABDPs
an
Australian
lecture
theatre
their
variabilities
on
students’
each
parameter
were
analysed
using
Monte
Carlo
(MC)
techniques.
Two
thousand
simulations
every
input
performed
based
selected
distribution
Latin
hypercube
sampling
(LHS)
technique.
Sensitivity
analyses
(SA)
uncertainty
(UA)
used
assess
terms
discomfort
hours
consumption.
found
ABDPs,
such
as
cooling
set-point
temperatures
roof
construction,
significantly
operative
temperature
by
up
14.2%
20.0%,
respectively.
Consequently,
these
reductions
could
shorten
hours,
thereby
reducing
43.7%
41.0%,
findings
this
enable
which
have
a
substantial
impact
Advances in Building Energy Research,
Год журнала:
2022,
Номер
17(2), С. 125 - 171
Опубликована: Окт. 26, 2022
This
study
proposes
a
novel
Digital
Twin
framework
of
heating,
ventilation,
and
air
conditioning
(HVACDT)
system
to
reduce
energy
consumption
while
increasing
thermal
comfort.
The
is
developed
help
the
facility
managers
better
understand
building
operation
enhance
HVAC
function.
based
on
Building
Information
Modelling
(BIM)
combined
with
newly
created
plug-in
receive
real-time
sensor
data
as
well
comfort
optimization
process
through
Matlab
programming.
In
order
determine
if
suggested
practical,
were
collected
from
Norwegian
office
between
August
2019
October
2021
used
test
framework.
An
artificial
neural
network
(ANN)
in
Simulink
model
multiobjective
genetic
algorithm
(MOGA)
are
then
improve
system.
comprised
distributors,
cooling
units,
heating
pressure
regulators,
valves,
gates,
fans,
among
other
components.
this
context,
several
characteristics,
such
temperatures,
pressure,
airflow,
control,
factors
considered
decision
variables.
objective
functions,
predicted
percentage
dissatisfied
(PPD)
usage
both
calculated.
As
result,
ANN's
variables
function
correlated
well.
Furthermore,
MOGA
presents
different
design
that
can
be
obtain
best
possible
solution
terms
usage.
results
show
average
savings
for
four
days
summer
roughly
13.2%,
10.8%
three
months
(June,
July,
August),
keeping
PPD
under
10%.
Finally,
compared
traditional
approaches,
HVACDT
displays
higher
level
automation
management.
Building and Environment,
Год журнала:
2022,
Номер
221, С. 109297 - 109297
Опубликована: Июнь 18, 2022
This
article
identifies
and
compares
the
passive
cooling
strategies
used
their
relationship
to
optimising
sustainability
environmental
ergonomics
based
on
47
case
studies.
The
analysis
of
schools
has
resulted
in
identification
20
strategies,
eight
parameters
related
six
ergonomics.
results
show
that
most
are
natural
ventilation,
green
roofs,
low
thermal
transmittance
windows
solar
shading.
In
contrast,
least
ventilated
façades
evaporative
systems.
terms
sustainability,
energy
efficiency
is
present
studies;
circular
economy
hardly
considered
schools.
ergonomics,
comfort
studies,
while
acoustic
not
assessed.
Furthermore,
an
absence
optimisation
visual
comfort,
climate
change
adaptation
measures
involvement
educational
community.
work
provides
a
detailed
understanding
status
quo
for
researchers,
practitioners
policymakers
predicts
dynamic
directions
field.
It
highlights
need
incorporate
design
protocols
explicitly
applied
achieve
sustainable
climate-resilient
building
stock
within
principles
economy.
