Integrated Design - Energy.gov · Integrated Design NASANet Zero Workshop Tom Hootman, AIA, LEED AP...
Transcript of Integrated Design - Energy.gov · Integrated Design NASANet Zero Workshop Tom Hootman, AIA, LEED AP...
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Integrated Design
NASA Net Zero Workshop Tom Hootman, AIA, LEED AP
RNL, Director of Sustainability
June 6, 2012
NREL is a national laboratory of the U.S. Department of Energy, Office of Energy Efficiency and Renewable Energy, operated by the Alliance for Sustainable Energy, LLC.
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Integrated Design
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Integrated Design
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Integrated Design
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Integrated Delivery
PerformancePerformance Driven Design
Performance – Based
Contract
Cost Control / Risk Management
Bridge the Gap Project Centered Team
Bridge the Gap Between Design
+ Occupancy
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Integrated Delivery
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Conventional Delivery
Cost
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Integrated Delivery
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Conventional Delivery
Planning/Pro curement Design
Design can be “Integrated”Design can be Integrated But lacks early contractor involvement
Bidding Construction Operation/ Occupancy
Determination of Cost
Determination of True Cost
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D i
Integrated “LEED” Delivery
Design, cost and schedule integrated
Planning/Pro curement
Design
Operation/ Occupancy
LEED
Construction
LEED‐NC is delivery completion
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NZEB
Integrated Delivery / Project Centered
NZEB
Feedback Loop
Net Zero Energy is delivery completion
Planning/Pro curement
DesignPROJECTOperation/ Occupancy
Construction
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Integrated Delivery
PerformancePerformance Driven Design
Performance – Based
Contract
Cost Control / Risk Management
Bridge the Gap Project Centered Team
Bridge the Gap Between Design
+ Occupancy
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Integrated Design
PerformancePerformance Driven Design
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Integrated Design
PerformancePerformance Driven Design
Data-BasedFront Loaded Interdisciplinary Single Solution
to Multiple Decision MakingFront Loaded Interdisciplinary to Multiple
Problems
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Integrated Design
Source: “Squiggle” by Damien Newman / Central Office of Design
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Concept Design = DNA
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Concept Design = DNA: Winter Mode Section
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Concept Design = DNA: Summer Mode Section
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Concept Design = DNA: Competition Rendering
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Concept Design = DNA: Design Rendering
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Concept Design = DNA: Final Building
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Front Loaded: Eco‐Charrette
Multi‐day charrette to kick‐off competition
Included all discipplines in desiggn‐build team
Focus on net zero energy goal Determined NZEB and LEED Platinum strategies Developed building section first Began early building simulations E lExploredd rell iationshi hip off siite, program, pllan, rooff andd sectiion
for NZEB strategies
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Data‐Based Decision Making: Analysis
Shading Studies Daylightinggy g
Natural Ventilation
Thermal Comfort Building/Wall Sections Window/Wall Ratios
R f/Fl R i Roof/Floor Ratios Energy Use
PV Energy Generation PV Energy Generation
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Data‐Based Decision Making: Energy Modeling
DATA CENTER ENERGY MODELMODEL
NATURAL VENTILATION
MODEL
CRAWLSPACE THERMAL
MODELMODEL
WHOLE BUILDING ENERGY MODELMODEL
TRANSPIRED SOLAR
COLLECTOR MODELMODEL
LIGHTING + DAYLIGHTING
MODEL
PV MODEL THERMAL
BRIDGINGBRIDGING MODEL
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Data‐Based Decision Making: Energy Modeling
COMPETITION/CO NCEPT DESIGN CONSTRUCTION OPERATIONS NCEPT
CHARRETTE MODEL AS-DESIGNED MODEL
LEED MODEL + BASELINELEED MODEL + BASELINE AS-BUILT MODEL
OPERATIONS MODEL
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Mon
thly
EEU
I (kB
tu/ft
2 )
Integrated Delivery: Real Performance 364 5
32
36
4.0
4.5 The PV system is sized for an annual EUI of
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28
3.0
3.5
PV Data Center
16
20
2.0
2.5
8
12
1.0
1.5
0
4
0.0
0.5
el F V el F V el F V el F V el F V el F V el F V el F V el F V el F V el F V el F V
Mod
eR
SF
PV
M
ode
RS
F P
V
Mod
eR
SF
PV
M
ode
RS
F P
V
Mod
eR
SF
PV
M
ode
RS
F P
V
Mod
eR
SF
PV
M
ode
RS
F P
V
Mod
eR
SF
PV
M
ode
RS
F P
V
Mod
eR
SF
PV
M
ode
RS
F P
V
October 2010
November 2010
December 2010
January 2011
February 2011
March 2011
April 2011
May 2011
June 2011
July 2011
August 2011
September 2011
Annn
ual E
UI (
kBtu
/fft 2 ) Mechanical Systems
Plug Loads Lighting Heating Cooling Model Annual EUI RSF Annual EUI
Note: The annual EUI values are demand side values and do not include the
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Data‐Based Decision Making: Energy Target
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Integrated Design: Decision Making
Energy Target
Performance Objective Target
Energy Demand/ SupplyEnergy Demand/ Supply
Key Strategies
Systems
Details / Specs
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Integrated Design: Decision Making
Many Ideas Key Decisions
Singular SolutionSingular Solution Many Detailed Decisions Many Detailed Decisions
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Integrated Design: Pathway to Net Zero Energy
Passive Design Efficient Systems Renewable Energy
Integrated Delivery
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Integrated Design: Pathway to Net Zero Energy
Passive Design Reduced Energy UseBaseline Energy Use
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Dramatically Reduced
Integrated Design: Pathway to Net Zero Energy
Efficient Systems Energy Use
Renewable Energy
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Design for Simple Operations
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Valuing Passive Design
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Design for Simple Operations
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Design for Simple Operations
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Design for Simple Operations
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Design for Simple Operations
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Design for Simple Operations
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Design for Simple Operations
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Structural
A hit t
Interdisciplinary Design
Acoustics
Structural
Interior Design
Mechanical
Interior Design
Mechanical
Architecture 41
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Multiple Problems – One Solution
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Multiple Problems – One Solution
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Multiple Problems – One Solution
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First Day of Net Zero – June 23, 2011
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