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Here is my updated presentation on the NREL Research Support Facility including slides on NREL's energy performance data from it's first year of operation.
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NREL RESEARCH SUPPORT FACILITY
Tom Hootman, AIA, LEED AP BD+CRNL, Director of Sustainability
OperationDesign +
ConstructionProcurement
AGENDA
TEAMDOE / NREL: Client
Haselden Construction: General Contractor
RNL: Architecture, Interiors, Landscape, Lighting
Stantec: MEP Engineering, Energy Modeling
KL&A: Structural Engineering
Martin/Martin: Civil Engineering
AEC: LEED, Daylight Modeling, Commissioning
Namaste Solar: Solar Consultant
DATAFederal Office Building222,000 SF822 Occupants
$64M Firm Fixed Price$57.4M ConstructionComplete June 2010
SITE
PLAN
ProcessPerformance-
Based Design-build
Substantiation
Energy Target / Project
Objectives
Incentive Award Fees
PROCUREMENT
Safety
LEED Platinum
Energy Star
1. Mission CriticalOBJECTIVES
2. Highly Desirable800 staff Capacity
25kBTU/sf/year
Architectural integrity
Honor future staff needs
Measurable ASHRAE 90.1
Support culture and amenities
Expandable building
Ergonomics
Flexible workspace
Support future technologies
“How to” manual
Real-time PR” campaign
Secure collaboration with outsiders
Building information modeling
Substantial Completion by 2010
OBJECTIVES
3. If PossibleNet zero design approach
Most energy efficient building in the world
LEED Platinum Plus
ASHRAE 90.1 + 50%
Visual displays of current energy efficiency
Support public tours
National and global recognition and awards
Support personnel turnover
OBJECTIVES
GOAL SETTINGI want a green building
Design a LEED <rating> building
Design a building to use 30% less energy than ASHRAE 90.1-2004
Design a building to use less than 25,000 BTU/sqft
Design a net zero energy building
LEED
NZEB
ProcessPerformanceObjective /
Energy Target
Cost Control / Risk Management
Front Loaded + Energy Driven
Design
Bridge the Gap Between Design +
Occupancy
INTEGRATED DELIVERY
RiskDesign competition50% of Phase 1 fee at riskEnergy performance requirementLEED Platinum requirementGuaranteed maximum price
RewardHigh profile projectDesign fees (within GMP)Award Incentive Fee
Risk ManagementDesign-Build partnershipShare risksAbility to control decisions
RISK+REWARD
CHARRETTE
CONCEPT DESIGN
DESIGN DEVELOPMENT
COMPLETED BUILDING
MODELING
COMPETITION DESIGNCONSTRUCTI
ON OPERATIONS1 2 3 4CHARRETTE MODEL AS-DESIGNED MODEL
LEED MODEL + BASELINE AS-BUILT MODEL
M&V MODEL
MODELING CRAWLSPAC
ETHERMALMODEL
DATA CENTERENERGYMODEL
TRANSPIRED SOLAR
COLLECTORMODEL
NATURAL VENTILATIO
NMODEL
PVMODEL
LIGHTING + DAYLIGHTIN
GMODEL
WHOLE BUILDING ENERGY MODEL
THERMAL BRIDGING
MODEL
NZEB
Net Zero Site Energy Building
Net Zero Source Energy Building
Net Zero Energy Emissions Building
Net Zero Energy Cost Building
NZEB DEFINITION
P+E+R =
IPassive Design
Integrated Delivery
Efficient Systems Renewable Energy
ZER
O
Passive Design Reduced Energy Use Baseline Energy Use P
Efficient SystemsE Dramatically Reduced Energy Use Renewable EnergyR
ZER
O
INTEGRATED
Pre-cast Concrete
Transpired Collector
SOUTH
Zinc
NORTHDelta Studs
WEST
ELECTROCHOMIC
60 FEET
OPEN
DAYLIGHT
LIGHTLOUVER
Energy Code: – 1.0 W/SF – 220 KWNREL Baseline: – 0.61 W/SF – 134 KWActual Usage: – 0.15 W/SF – 35 KW
NUMBERS
NATURALVENTILATION
NIGHT PURGE
TRANSPIRED SOLAR
INTEGRATED HEATING
THERMALLABYRINTH
HOT AISLES
RADIANT SLABS
DECOUPLEDVENTILATION
PHOTOVOLTAICROOF
NET ZEROBOUNDARY
RSF Staff Parking
RSF Visitor Parking
RSF
RSF II
REPLICABLE?
RSF II138,000 SF525 OccupantsExpansion of RSF
$39M Firm Fixed Price$34M ConstructionComplete Fall 2011
RSF II-11% & -$13/SF
Hei
fer I
nter
natio
nal C
ente
r
NVC
I Can
cer R
esea
rch
Kits
ap C
ount
y Ad
min
Bui
ldin
g
The
Sign
atur
e C
entre
Gre
at R
iver
Ene
rgy
Hea
dqua
rters
Ft. C
arso
n Br
igad
e/Ba
ttalio
n H
Q
NR
EL R
esea
rch
Supp
ort F
acilit
y
Inte
rnat
iona
l Fun
d fo
r Ani
mal
Wel
fare
Om
ega
Cen
ter
Che
vron
Offi
ce
Brem
erto
n BE
Q
Uni
vers
ity o
f Den
ver S
turm
Col
lege
Nav
al F
acilit
ies
Ft. L
ewis
Bar
rack
s an
d D
inni
ng
Dilla
rd U
nive
rsity
EPA
Reg
ion
8 H
eadq
uarte
rs
Fern
ald
Visi
tors
Cen
ter
Com
mer
ce C
ity C
ivic
Cen
ter
Leo
Trom
bato
re O
ffice
ASU
Sch
ool o
f Jou
rnal
ism
ASU
Col
lege
of N
ursi
ng &
Hea
lth
Fede
ral R
eser
ve B
ank
of K
ansa
s C
ity
Lepr
ino
Build
ing
San
Joaq
uin
Adm
in B
uild
ing
Las
Cru
ces
Cou
rthou
se
NAS
A Su
stai
nabi
lity
Base
Appl
ied
Res
earc
h &
Dev
elop
men
t
Airc
raft
RSF
Nat
iona
l Ass
ocia
tion
of R
ealto
rs
Ore
gon
Sust
aina
bilit
y
Fort
Brag
g Fo
rces
Com
man
d H
Q
San
Joaq
uin
Com
m. C
olle
ge
DC
Fed
eral
Bui
ldin
g
$-
$100
$200
$300
$400
$500
$600
OtherCertifiedSilverGoldPlatinum Source: DBIA Project Database
Average Cost: $334/SFRSF Cost: $259/SF
Cos
t per
Squ
are
Foo
tCOST
COST TRANSFER
MODULAR
MODULAR
Building Owner Solar Developer Utility Company
POWER PURCHASEAGREEMENT
REC
REC
Net Metering
ENEGY VALUENew Building = 35 kBtu/SF/year
Leased Building = 133 kBtu/SF/yearAnnual Energy Savings = $275,590
ENEGY VALUE20 Year NPV = $4.4M or $20/SF30 Year NPV = $6.0M or $27/SF
Net Zero Energy Building (After PV):
Site ZEB
0kBtu/SF/year
Source ZEB
-20kBtu/SF/year
Emissions ZEB
-5LB CO2e/SF/year
BClassification
BClassification
BClassification
2030 Baseline
137kBtu/SF/year
LEED Baseline
55kBtu/SF/year
Design/Actual
35kBtu/SF/year
Energy Use Intensity:ENERGY
END USE35
kBtu/SF/Year
PERFORMANCE
First day of Net zero – June 23, 2011
Innovation for Our Energy Future
Energy Efficiency Design Requirements
66
• 25 kBtu/ft2/yr for standard office space occupant density and data center loads
• Demand side energy use goal, not including renewables• Normalized up to 35.1 kBtu/ft2/yr for better space efficiency and to account for full data
center load
• On site renewables sized to offset site energy use to reach net zero annual use
Cre
dit:
Cha
d Lo
bato
/NR
EL
Old NREL/DOELeased Office
Building
Typical Denver Office Building
ENERGY STAR 75
Office Building
Average LEED Office Building
ENERGY STAR 90
Office Building
EPA Region 8 Of-fice
Denver, CO
RSF RSF Renewable Production
0
20
40
60
80
100
120
140
Site Mounted PVRoof Mounted PVData CenterWhole Building
An
nu
al
EU
I (k
Btu
/ft2
)
References:https://www.energystar.gov/index.cfm?c=new_bldg_design.bus_target_finderhttp://eere.buildinggreen.com/mtxview.cfm?CFID=46438782&CFTOKEN=31996638http://femp.buildinggreen.com/overview.cfm?ProjectID=864
Innovation for Our Energy Future
Measured Versus Modeled Monthly and Cumulative EUI
67
Cre
dit:
Cha
d Lo
bato
/NR
EL
Mo
de
l
RS
F
PV
Mo
de
l
RS
F
PV
Mo
de
l
RS
F
PV
Mo
de
l
RS
F
PV
Mo
de
l
RS
F
PV
Mo
de
l
RS
F
PV
Mo
de
l
RS
F
PV
Mo
de
l
RS
F
PV
Mo
de
l
RS
F
PV
Mo
de
l
RS
F
PV
Mo
de
l
RS
F
PV
Mo
de
l
RS
F
PV
October2010
November2010
December2010
January2011
February2011
March2011
April2011
May2011
June2011
July2011
August2011
September2011
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
0
4
8
12
16
20
24
28
32
36
PV
Data Center
Mechanical Systems
Plug Loads
Lighting
Heating
Cooling
Model Annual EUI
RSF Annual EUI
Mo
nth
ly E
UI
(kB
tu/f
t2)
An
nu
al E
UI
(kB
tu/f
t2)
The PV system is sized for an annual EUI of 35.1 kBtu/ft2.
Note: The annual EUI values are demand side values and do not include the PV generation.
Innovation for Our Energy Future
October 2010 – September 2011 Lighting Power Density
Credit: Chad Lobato/NREL
0 2 4 6 8 10 12 14 16 18 20 22 240.00
0.03
0.05
0.08
0.10
0.13
0.15
0.18
0.20
0.23
0.25
0.28
0.30
0.33
0.35
Model Average
October 2010
November 2010
December 2010
January 2011
February 2011
March 2011
April 2011
May 2011
June 2011
July 2011
August 2011
September 2011
Time of Day
Po
wer
Den
sity
(W
/ft2
)
Innovation for Our Energy Future
0 2 4 6 8 10 12 14 16 18 20 22 240.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0.55
0.60
0.65
Model Av-erageOctober 2010November 2010December 2010January 2011February 2011March 2011April 2011May 2011June 2011July 2011August 2011September 2011
Time of Day
Po
wer
Den
sity
(W
/ft2
)October 2010 – September 2011 Plug Load Power Density
Note: The elevators are included in the plug loads
Credit: Matthew Luckwitz/NREL
Credit: Chad Lobato/NREL
Innovation for Our Energy Future
Data Center PUE
10/1/10 11/30/10 1/29/11 3/30/11 5/29/11 7/28/11 9/26/110.70
0.80
0.90
1.00
1.10
1.20
1.30
1.40
1.50
-20
-5
10
25
40
55
70
85
100
RSF Data Center PUE
Outdoor Temperature
PU
E
Ou
tdo
or
Tem
per
atu
re (
°F)
Innovation for Our Energy Future
0 2 4 6 8 10 12 14 16 18 20 22 240.00
0.03
0.05
0.08
0.10
0.13
0.15
0.18
0.20
0.23
0.25
Model Average
October 2010
November 2010
December 2010
January 2011
February 2011
March 2011
April 2011
May 2011
June 2011
July 2011
August 2011
September 2011
Time of Day
Po
wer
Den
sity
(W
/ft2
)October 2010 – September 2011 Mechanical System Power Density
Note: The mechanical load is comprised of only fans and pumps
Note: Control of the VFDs was optimized in late October 2010, resulting in energy savings
Credit: Chad Lobato/NREL
Note: Control of the dampers was optimized in April 2011, resulting in energy savings
Innovation for Our Energy Future
0 2 4 6 8 10 12 14 16 18 20 22 240
100
200
300
400
500
600
700
800
900
Model Average 449kW
Model Average 973kW
December 2010
January 2011
February 2011
March 2011
April 2011
May 2011
June 2011
July 2011
August 2011
September 2011
October 2011
Time of Day
Po
wer
(kW
)October 2010 – September 2011 PV System Power Output
72
Note: 1156 kW Parking Garage PV system yet to be installed.Credit: Chad Lobato/NREL
Testing and commissioning of the 524 kW Visitors Parking Lot PV system occurred in June. The system became fully operational in July, giving a total system size of 973 kW.
IN-HOUSE EXPERTISE?
SAVE A SEAT FOR
YOUR DESIGN-BUILD TEAM?
ZERO
