sustainable buildings division at tericbs.teriin.org/pdf/teri_retrofitting_solutions_to... ·...
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Sustainable Buildings Division at TERI
Creating Innovative Solutions for a Sustainable Future
Services
Building policy research and
advocacy
Green Building Consultancy
Training and CapacityBuilding
Project Management
Unit
Resources & Energy
Efficiency Audit
Research & Development
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TERI-UTC CoE
Creating Innovative Solutions for a Sustainable Future
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Findings
Building Office, Hospital, Hotel
Climate zone Moderate, Composite, Hot & Dry, Warm &
Humid
Area Covered
1.3 million sq. m
Electricity Saving Potential
26 million units
Cost Saving Potential Rs 221 million
Electricity saving potential
26 million units
Saving potential in HVAC = 21.3 million unitsSaving potential in Lighting = 4.7 million units
HVAC82%
Lighting18%
Percentage Saving potential
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Environmental Impacts
Annual
Water Savings 104 million litre
Annual
Coal Savings 15600 tonne
Annual
CO2 Emission avoided
21000 tonne
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Electricity consumption growth in commercial buildings in India
2,36,615
5,13,903
6% 5% 8% 8%7%
11%11%
11%11%
14%
0
1,00,000
2,00,000
3,00,000
4,00,000
5,00,000
6,00,000
2000-01 2001-02 2002-03 2003-04 2004-05 2005-06 2006-07 2007-08 2008-09 2009-10(p)
2010-11(p)
2019-20
GW
h
Annual Growth in Electricity Consumption by Building
Sector
Average growth rate of 9 % in last 10 years (2001-2011)
At a conservative 9 % growth rate electricity consumption of building sector by 2020 will be more than 2 times the consumption in 2010-11
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55% - 60%15%-20%
20% - 25%
5%
HVAC Lighting Internal Loads Others
Electricity consumption break-up in Commercial buildings
55%-60% of electricity
consumption is due to HVAC
15%-20% of electricity
consumption is due to lighting
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Energy Saving Potential
8,699
90,01475,356
1,74,069
020,00040,00060,00080,000
1,00,0001,20,0001,40,0001,60,0001,80,0002,00,000
Existing Buildings(Through retrofitting)
In upcomingbuildings (2012-
2021)
Through EnergyEfficient Appliances
Commercial Sector Residential Sector Total
GW
H
Estimated Electricity
Saving Potential of
Building Stock (2021)
Building Envelope
Lighting
Chillers
Automation
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Challenges
•Energy Audit
•Tools/techniques
•Measurement and Verification protocol
•Financial Mechanism
•No format/layout
•Parameters
•Frequency of data collection
•Energy Audit Methodology
•Retrofit guidelines
•Energy rating systems
Codes/
Standards/
Ratings
Energy
Reporting
Energy Saving
Measures
Implementation
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Detailed energy audit
HVAC, Electrical, Lighting systems survey
Thermal + visual comfort survey
Recommendations: ECMs
Cost-benefit/payback analysis
Thank
Contact:[email protected]. 9654312541
you