LARGE-SCALE ENERGY EFFICIENT BUILDING RETROFITS KEY …
Transcript of LARGE-SCALE ENERGY EFFICIENT BUILDING RETROFITS KEY …
LORING CONSULTING ENGINEERS • WZMH ARCHITECTS
IN PARTERNERSHIP WITH
LORING CONSULTING ENGINEERS • WZMH ARCHITECTS
LARGE-SCALE ENERGY EFFICIENT BUILDING RETROFITS KEY TAKE AWAYS
INTRODUCTION
• Sustainable design• ASHRAE Level I, II and III Energy Audits• Retro and Re-commissioning• Building energy modeling
• Building envelope upgrades• Mechanical, electrical and controls infrastructure upgrades• LEED consulting services
SERVICES
The Canadian federal government announced a plan to spend $2 billion on large-scale energy efficient building retrofits.
Loring Consulting Engineers and WZMH Architects have a long history and wealth of knowledge focussed around improving building efficiency through deep energy retrofit projects across several market sectors.
350
48M
90+
Over 350 energy audit and retro-commissioning projects
executed within the last decade
Energy audits and retro-commissioning conducted for
over 48 million square feet
LEED certification has been achieved in 90+ projects by Loring and by WZMH.
Contact Us.Nigel Bastiampillai, P. Eng.Principalnbastiampillai@loringengineers.comwww.loringengineers.com
PROCESS
IMPLEMENTMEASURES
REDUCE EMISSIONS
CLIMATE CHANGE ACTION REQUIRED
TARGET THE RIGHT BUILDINGS
IDENTIFY OPPORTUNITIES
LORING CONSULTING ENGINEERS • WZMH ARCHITECTS
IN PARTERNERSHIP WITH
TORONTO CITY HALL
Size: 1,000,000 SFServices: Mechanical and controls infrastructure upgrades
Energy Conservation Measures included:• Night setback strategy• Variable speed secondary water systems• Domestic Hot Water system scheduling• Air Handling Unit Variable Air Volume conversion
95,000 kg CO2-e
95,000 kg of equivalent CO2 of GHG reductions
$150,000Potential savings of $150,000 per year
Electricity (kWh)
Energy Savings
Steam (lbs/hr) CHW (Ton/hr) 0
5,000,000
10,000,000
15,000,000
20,000,000
25,000,000
30,000,000
Existing Proposed
Size: 450,000 SFServices: Upgraded curtainwall and exterior façade
Energy Conservation Measures included:• Envelope rehabilitation including thermal analysis• Full building window replacement including waterproofing
222 JARVIS ENVELOPE IMPROVEMENTS
Finalist for the Zerofootprint Re-Skinning Award in the Large
Commercial category in 2010
Re-Skinning Award Finalist
GOLDProject achieved LEED
Gold certification
LORING CONSULTING ENGINEERS • WZMH ARCHITECTS
IN PARTERNERSHIP WITH
Size: 420,000 SFServices: ASHRAE Level III Energy Audit and Energy Model
Energy Conservation Measures included:• High efficiency low pressure steam boilers with air-cooled electric chillers• Rapid roll-up doors for all garages• Replace lighting with LED fixtures and new lighting controls• New Building Automation System for all mechanical equipment• New solar photovoltaic array
4.9M kg CO2-e
Over 4,900,000 kg of equivalent CO2 of GHG reductions
Potential savings of $3,300,000 per year
$3.3M
MANHATTAN DISTRICT 7 GARAGE Energy Savings
0
20,000
40,000
60,000
80,000
100,000
120,000
140,000
Ventilation DWH Lighting Misc. Space Cooling
Space Heating
Existing Proposed
120/130 ADELAIDE ST W RECLADDING
Size: 1,026,000 SFServices: Upgraded curtainwall and exterior façade
Energy Conservation Measures included:• Modern thermally efficient glazing that respected the original building design• Reduction in air leakage and improved moisture management
50%50% improvement in glazing
thermal performance at 130 Adelaide St W
30%30% improvement in glazing
thermal performance at 120 Adelaide St W
GOLDProject achieved LEED
Gold certification