<s>
EnergyPlus	O
is	O
a	O
whole-building	O
energy	O
simulation	O
program	O
that	O
engineers	O
,	O
architects	B-Application
,	O
and	O
researchers	O
use	O
to	O
model	O
both	O
energy	O
consumption	O
—	O
for	O
heating	O
,	O
cooling	O
,	O
ventilation	O
,	O
lighting	O
,	O
and	O
process	O
and	O
plug	O
loads	O
—	O
and	O
water	O
use	O
in	O
buildings	O
.	O
</s>
<s>
Advanced	O
fenestration	O
models	O
including	O
controllable	O
window	O
blinds	O
,	O
electrochromic	B-Algorithm
glazings	O
,	O
and	O
layer-by-layer	O
heat	O
balances	O
that	O
calculate	O
solar	O
energy	O
absorbed	O
by	O
window	O
panes	O
.	O
</s>
<s>
For	O
example	O
,	O
the	O
BCVTB	O
can	O
simulate	O
a	O
building	O
in	O
EnergyPlus	O
and	O
the	O
HVAC	O
and	O
control	O
system	O
in	O
Modelica	B-Application
,	O
exchanging	O
data	O
between	O
them	O
as	O
they	O
simulate	O
.	O
</s>
<s>
Programs	O
that	O
can	O
be	O
linked	O
to	O
BCVTB	O
include	O
EnergyPlus	O
,	O
Modelica	B-Application
(	O
OpenModelica	B-Application
or	O
Dymola	O
)	O
,	O
Functional	O
Mock-up	O
Units	O
,	O
MATLAB	B-Language
,	O
and	O
Simulink	B-Application
,	O
Ray	O
tracing	O
(	O
physics	O
)	O
|	O
ray-tracing	O
,	O
ESP-r	B-Application
,	O
TRNSYS	B-Application
,	O
BACnet	O
stack	O
.	O
</s>
<s>
EPlusR	O
(	O
EnergyPlus	O
R	B-Language
)	O
:	O
A	O
research-level	O
scripting	O
toolkit	O
for	O
EnergyPlus	O
in	O
R	B-Language
(	O
programming	O
language	O
)	O
.	O
</s>
<s>
We	O
can	O
define	O
for	O
example	O
a	O
heating	O
control	O
of	O
an	O
EnergyPlus	O
building	O
model	O
with	O
the	O
control	O
logic	O
implemented	O
in	O
MATLAB	B-Language
.	O
</s>
<s>
First	O
a	O
framework	O
using	O
BCVTB	O
,	O
EnergyPlus	O
and	O
MATLAB	B-Language
have	O
been	O
created	O
so	O
that	O
the	O
values	O
can	O
be	O
sent	O
to	O
EnergyPlus	O
online	O
to	O
overwrite	O
the	O
outside	O
temperature	O
.	O
</s>
<s>
Following	O
this	O
procedure	O
mean	B-General_Concept
absolute	I-General_Concept
error	I-General_Concept
(	O
MAE	O
)	O
can	O
be	O
calculated	O
for	O
all	O
values	O
of	O
all	O
ranges	O
.	O
</s>
<s>
Therefore	O
,	O
each	O
material	O
property	O
will	O
be	O
varied	O
at	O
a	O
time	O
,	O
leaving	O
the	O
others	O
constant	O
at	O
the	O
default	O
values	O
(	O
from	O
EnergyPlus	O
)	O
and	O
measured	O
the	O
mean	B-General_Concept
absolute	I-General_Concept
error	I-General_Concept
(	O
MAE	O
)	O
between	O
the	O
real	O
indoor	O
and	O
the	O
simulated	O
temperatures	O
.	O
</s>
