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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I am a <span class=GramE>portuguese</span> HVAC designer and
consultant and a user o DOE2.1-E for over ten years. Usually I use DOE for new
buildings, but five years ago I participated in an Energy Audit of six
buildings in </span></font><st1:country-region><st1:place><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>Portugal</span></font></st1:place></st1:country-region><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> and had my
first and only experience of DOE model calibration. I used the folowing methodology
(work done with the colaboration of an electricall engineer):<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>1.Preparation</span></font></span><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> of building
inspections (average 2 days work).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-study of building
and systems drawings and specifications,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-study of energy
monthly bills,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-conception and
organization of forms to be filled in the building<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span><span
class=GramE>inspection</span> work,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>2.Building</span></font></span><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> inspection
(average 2 days work).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>This included;<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-filling a form <u>for
each room in the building</u>, in wich all the relevant<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span><span
class=GramE>aspects</span> where characterized (lighting, equipment, hvac
equipment,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span><span
class=GramE>people</span>, schedules).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-characterization
of the HVAC systems installed<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-characterization
of other energy consuming equipment installed<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>(<span
class=GramE>elevators</span>, water and sewage pumps, exterior lighting, etc.)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span><span
style='mso-spacerun:yes'> </span>-interview with people responsible for
building operations to determine<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span><span
class=GramE>operating</span> schedules and the way the building systems were
operated<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>3.Field</span></font></span><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> Measurements
(average two weeks)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>This included;<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-total building
energy consumption during one <span class=GramE>week<span
style='mso-spacerun:yes'> </span>registered</span> with a<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span><span
class=GramE>portable</span> electricall energy analiser (output to a PC),<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-registration of energy
consumption of speciall energy consumers<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>(<span
class=GramE>elevators</span>, computer rooms, “plugs and lighting”
in office floors, etc.)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-measurement of
power consumption of speciall equipments (water and<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span><span
class=GramE>sewage</span> pumps, lighting, etc.)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-measurement of
main airflows and hvac effective working conditions,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>4.Creation</span></font></span><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> of a DOE
model (average 3 days)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>This included;<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-model in a room
by room basis<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-including all
non HVAC consumers<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>5.Calibration</span></font></span><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> (hourly) for
a week day an weekend measured (average 1day).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>This included;<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-use of a
meteorological day (in the TRY, only available meteorological <span
class=GramE>data )</span><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span><span
class=GramE>similar</span> to the meteorological conditions of the day in wich
the measurements<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span><span
style='mso-spacerun:yes'> </span><span class=GramE>where</span> taken,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-use of hourly energy
use schedules for each zone of the building<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span><span
class=GramE>for</span> all energy consumers<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-calibration
against the actual hourly energy measured,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>6.Verification</span></font></span><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> of the
calibrated model against existing monthly bills (average 1day)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>This included;<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-DOE calculation
of monthly energy consumption using the calibrated<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span><span
style='mso-spacerun:yes'> </span><span class=GramE>model</span> and a TRY year
(only available meteorological data)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span>-comparation of
calculated monthly consumptions and the actual energy<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-spacerun:yes'> </span><span
class=GramE>consumption</span> of the existing bills for the last years.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>This <span class=GramE>experience <span
style='mso-spacerun:yes'> </span>showed</span> the following;<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face="Times New Roman"><span style='font-size:
10.0pt;mso-bidi-font-family:Arial'>I</span></font><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>.The hourly calibration against a
day of measured data allowed for a close match of<o:p></o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>not</span></font></span><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> weather
dependent energy consumer sectors (equipment, lighting, escalators,<o:p></o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>water</span></font></span><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> and sewage pumps,
etc.).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face="Times New Roman"><span
style='font-size:10.0pt;mso-bidi-font-family:Arial'>I </span></font></span><st1:place><span
class=GramE><font size=2><span style='font-size:10.0pt;mso-bidi-font-family:
Arial'>I.</span></font></span></st1:place><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> The use of the hourly calibrated
model for the monthly energy calculations (using TRY) showed in all cases an
acceptable match with the existing bills.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face="Times New Roman"><span
style='font-size:10.0pt;mso-bidi-font-family:Arial'>I I </span></font></span><st1:place><span
class=GramE><font size=2><span style='font-size:10.0pt;mso-bidi-font-family:
Arial'>I.</span></font></span></st1:place><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> The bigger energy consumers were
lighting and equipment, wich are not weather<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>dependent and easy to calibrate. <span class=GramE>HVAC
acounted for around 20 to 25% of the total building energy consumption.</span><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Carlos Lisboa<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=PT style='font-size:10.0pt;
font-family:Arial;mso-ansi-language:PT'>Carlos Lisboa, Lda<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=PT style='font-size:10.0pt;
font-family:Arial;mso-ansi-language:PT'>TagusPark, Núcleo Central, 46<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=PT style='font-size:10.0pt;
font-family:Arial;mso-ansi-language:PT'>2780 920 OEIRAS<o:p></o:p></span></font></p>
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