FUTURE ENERGY EFFICIENT BUILDINGS: Visions and Challenges
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FUTURE ENERGY EFFICIENT BUILDINGS: Visions and Challenges PETER BUSBY C.M., AIA, FRAIC, MAIBC, MAAA, MOAA, BCID, LEED AP, DSc (Hon.) Managing Director, Perkins+Will San Francisco We are at a Tipping Point Comparative Energy Consumption 100% 100% 80% Building 60% 61% 50% 48% 1999 47% - 40% 42% 42% 40% 40% 38% 20% 25% ASHRAE 90.1 15% 0% -5% -5% -10% -15% -20% CIRS Van Dusen Telus Office BP+W Office BP+W Mount Pleasant Norman Maurice Dockside Balance Dockside Dockside Synergy Dockside Vento Residential -40% ASHRAE Prototype York Computer Science White Rock Operations Centre for Interactive Research on Sustainability (CIRS) 2030 Challenge Target for 2008 (50%) Labs 21 CUI:75.4 kg/m²/yr Zero Modeled CUI: 0 kg/m²/yr CIRS • 100% Daylit • Naturally ventilated • Under individual control • Healthy materials • Flexible skin • Reconfigurable • Beyond LEED Platinum • Meeting Living Building Challenge • Net zero energy • Carbon negative operation • Net zero water use • Net gain in landscaped areas Floor Plans • Organized into two wings linked by atrium • Houses 200 researchers who work collaboratively toward a common mission: to accelerate sustainability Social Space • Four-storey atrium serves as: • Building lobby • Entry to daylit 500-seat auditorium • 'Social condenser' space that builds academic community Daylighting Solar Energy Ventilation System Energy Exchange System Rainwater to Potable Water System Structural Systems Stormwater Reclaimed Water Landscape CIRS Systems Approach Carbon Neutral Construction Concrete Glass Aluminum Brick Tonnes of CO2 Tonnes Wood Campus Carbon Reduction: 172 tCO2e/yr Net Zero 13.5 13.5 CIRS GHG Campus GHG Emissions Reduction -172 CIRS Design Strategies reduce overall campus carbon emissions Units in estimated tCO2e/yr BLATCHFORD – EDMONTON ALBERTA Context Blatchford CBD WEM Four Big Ideas The Plan YHT • Home for 30,000 Edmontonians Westwood • Live-work-play-learn Technology & community Research • Carbon neutral – Agrihood 100% renewable energy NAIT • Significantly reduced ecological footprint • Range of sustainable Town Centre lifestyle choices Prince Kingsway Spruce • Global model of Rupert Avenue sustainable urbanism Mall Park District • All Season Amenity • Working Landscape • Regional Park • Internal & External Connections • Neighbourhood Parks Technology and Research District • Higher Residential Density • LRT / TOD Opportunities • NAIT • Urban Form of Living • Great Access to Park Agrihood District • Housing Choice • Family Opportunities • Holistic Lifestyle • Urban Agriculture Town Centre District • High Street • Retail • Office uses • Health Science • NAIT • Aviation Museum Storm Water and Snow Strategy Northern Lights Winter Festival 1 2 3 4 5 8 6 7 1 Primary Snow Melt Zone 2 Recreation Pond Key Arterials Stormwater capture: Snow collection strategies 3 Upper Stormwater Lake Priority Streets 73% reused for irrigation reduce trip lengths by 4 Weir Main Residential Removal (typical year) 5 Lower Stormwater Lake 90% Boulevard Storage 6 Stormwater Channels Snow Melt & Storage 7 City Centre Canal 8 Stormwater Rills Transit Network LRT Transit Connection Bus Route Bus Route Bus Route Bicycle Network Dedicated on Street Bicycle Lanes Off Street Bicycle Lanes Land Use Total Units: 12,500 Pop: 30,000 Amenity/Cultural/NAIT NAIT Civic Mixed Use District Center Mixed Use Neighbourhood Office / Residential Residential Medium High Residential Medium Low Residential Low Regional Park Agriculture Local Park Business Park Utilities Retail Growth Generators • District Retail 26,000m2 • Local Retail 18,000m2 • Office 110,000m2 • Industrial Park 20,000m2 Jobs • 11,000 Jobs • 1 Job per 3 Residents Climate Responsive Design Prevailing N-W winter winds Hill Protecting Park Areas from winds Landscape mitigating wind impact Limited street length in prevailing wind direction Building massing and envelope optimized for solar access CCR Flyway Park Downtown Victoria Park Hawrelak Park Residences with Direct Park Access “We spent the 20th century protecting nature from people, and we will spend the 21st century protecting nature for people.” – Glenn Prickett 28,000 People within 2 minutes walk of a park 2,000 People within 5 minutes walk of a park Park areas 10 min walking radius Parks and Amenities The Furrows Forest Prairie Skaters’ Pond Stormwater Lakes Rills Northern Lights Oxbow Trail Potential River to River Loop Proposed NAIT Greenway Urban Park Blatchford Fields Festival Hill Landscape Types Aspen parkland Meadows Riparian corridor Pond Wetland Urban Agriculture – The Furrows Approximately 600 community garden plots, 2.2 Ha Currently in Edmonton: ca. 1000 community garden plots 1.6Ha Urban Agriculture Reduced Carbon Footprint Tonnes of CO2/person/year Blatchford 4.0 District Energy System Carbon Neutral 1,87 Mil Tonnes 455,000 Tonnes 825,000 Tonnes 1.87 Million Tonnes Carbon Reduction from business as usual 2015-2035 Beyond Carbon Neutral 1,87 Mil Tonnes 455,000 Tonnes 825,000 Tonnes The earth can sustain a stable 3.2 Million Tonnes Carbon human population of 8 billion at 2.2 Reduction from business as tons/person usual 2015-2035 Beyond Carbon Neutral with City Waste Reuse 1,87 Mil Tonnes 455,000 Tonnes 825,000 Tonnes 3.2 Million Tonnes The earth can sustain a stable Carbon Reduction human population of 8 billion at 2.2 from business as usual 2015-2035 tons/person Blatchford • March 2013 Master Plan Complete • 2013 Stage 1 Engineering Design • 2014 Construction begins • www.edmonton.ca/ccr The Future: Regenerative Design "Regenerative design is premised on the coexistence & co-evolution of human and natural systems where buildings exist within a larger context of resource cycles and flows" Regenerative Design SYSTEMS THINKING: Scale and Connectedness – The Ripple Effect The site is part of a larger system of systems and actions at one scale can have profound impacts across scales and sites. VanDusen Botanical Garden Visitor Centre Vancouver, BC 2012 Lieutenant Governor Award – 2012 Wood Design Award Regenerative Design MAXIMIZING SIMPLICITY • Existing resources in their natural state Regenerative Projects: • Designed for capacity and potential • Not about if you do it, but how you do it • Consider change over time Breaking the barriers between humans and nature encourages: • Stewardship • Education • Adaptation • Growth • Biodiversity • Constantly adapting solutions • Comfort within uncertainty • Holistic and beautiful design VanDusen Botanical Garden Visitor Centre – LEED Platinum and The Living Building Challenge Project Overview • Client: Vancouver Board of Parks and Recreation • Project Site Area: 17,575 m² • Building size: 1,784 m² • Budget: $15 million Context Oak Street Oak 37th Ave W Natural Ecosystems Forest Ponds and Wetlands Meadows Meadows Forest Ponds and Wetlands Meadows Water System To stormwater Shaughnessy system Pond PLANTS ANIMALS INSECTS FUNGI FISH Clean Water Breeds a Vibrant Ecosystem AMPHIBIANS Forest System Shaughnessy Pond Site Master Plan Ground Floor 1 . Arrival Hall 2. Outdoor Shop 12 3. Garden Shop 4. Library 14 5. Classroom 11 6. Flex 13 7. Great Hall 13 8. Atrium/ Oculus 10 9 . Office 8 9 10. Interpretive Centre 7 11. Food Service 12. Volunteers 1 6 3 13. W/C 14. Mechanical 5 4 2 Elevations East North Systems Diagram SOLAR THERMAL HOT HEAT EXTRACTION WATER TRANSFER ENERGY TRANSFER OVERFLOW TO ROCKPIT TANK TO EXISTING GARDEN RAINWATER HEAT PUMPS PAVILION CISTERN DHW DOMESTIC HOT WATER POTABLE WATER FROM CITY EMERGENCY BACK-UP TO CITY BOREHOLES RADIANT FLOOR SANITERY CONNECTION HRV BLACKWATER WASTE TO GARDEN PERCOLATION TREATMENT FIELD VanDusen Energy Efficiency 54% Reduction kWh kWh peryear 227 kWh/m²/yr 123 kWh/m²/yr VanDusen Energy Efficiency/Baseline GHG Reduction 54% Reduction 403,500 kWh/yr 16 tonnes GHGs 218,700 kWh/yr 9 tonnes GHGs Baseline Building VanDusen Assumes all electric for baseline and VanDusen. BC Hydro= 25 tonnes/MWh VanDusen Net Positive Energy VanDusen Produces per year VanDusen Uses kWh Net Zero Line 218,700kWh Net Positive 60,000 kWh Regenerative Projects • Give back more than they take • Employ strategies that go beyond 7 the conventional site Visitors Centre 6 3 2 1 5 Garden Pavilion 4 1. Grey/Blackwater treatment 2. Composting 3. Recycling 4. Stormwater runoff collection 5. Anaerobic digester 6. Demonstration gardens 7. Rainwater collection petal Thank You! Peter Busby People and Nature [email protected] in Harmony .