ENERGY EFFICIENCY IN BUILDINGS - … Efficiency...ENERGY EFFICIENCY IN BUILDINGS ... Sohrabji Godrej Green Business Centre ... World’s First Green Legislative Assembly BuildingAuthors:

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© Confederat ion of Indian Indus t ry

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ENERGY EFFICIENCY IN BUILDINGS

1 Sept ember 2010


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Green Buildings

Best of t he Indian Tradit ion & Fut uristic B uildings !!!


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Green Building – The Definition

vA green building is one which

uses

Ø Less wat er

ØOpt imises energy efficiency

Ø Conserves nat ural res ourc es

ØGenerat es less waste

Ø Provides healthier s paces for

people as c ompared to a

convent ional building


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“Centre of Excellence” for Energy, Environment, Green Buildings, Renewable energy, Water & Climate change activities in India

CII – Sohrabji Godrej Green Business Centre Hyderabad

A unique Public – Private P artnership( CII, Govt of Andhra Pradesh, USAID and Pirojsha Godrej Foundation )


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Green Building Movement in India

In 2001, 1 Green Building

20,000 sq.ft.

703 Green Buildings, 439 Million sq.ft.


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Green Building Movement in IndiaS No Criteria 2001 Till date

1 CEOs & senior people involved 50 • 5,500

2 No. of professionals trained on Green Building concepts 10 • 7,000

3 No. of registered Green Buildings Built – in Area (sq.ft)

10

703

439 Mill ion

5 Green Building products & equipment 5 110

6 IGBC Membership(Founding Members) 0 965

(83)

7 IGBC Local Chapters 0 9

8 IGBC AP 0 231

4 No. of Certified Green Buildings 0 117

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What Green Buildings Taught Us

Courtyard

v Rediscovery of t he Indian et hos


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Water body




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Local materials



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Daylighting



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Tanjore Big Temple

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World’s F irst Green Legislative Assembly Building

Tamil Nadu Legislative Assembly B uilding

achieved ‘LEED India Gold’rating of IGBC


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Green Building Vs Conventional Building

v Externally: Both look alike

v Building use: Both are same

v Differences

Ø Conserve nat ural resources

Ø Hum an comfort &

indoor environm ent


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Tangible Benefits

v Reduce operating costs

v Optimize life cycle economic performanceØ Sustained savings

v Energy savings: 40 –50 %v Water savings: 20 –30 %


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Intangible Benefits of Green Design

vEnvironmental benefits

ØReduce impact on the

environment

vHealth and safety benefits

ØEnhance occupant comfort

vImprove productivity of

occupants


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Trends of Green (Futuristic) Buildings


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Trend#1High efficiency Air conditioning equipment

Chiller COP (Energy Efficiency)

Present – COP 5-6Past – COP 3-4Past – COP 3-4 Future – COP 8-10

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Conditioned space per ton of chiller capacity

Past: 100 sq.ft. / TRFuture: 700 s. ft. / TR

Present: 450 s. ft./TRPresent: 450 sq ft./TR

Trend#2Higher area coverage per TR


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Trend#3Design of Inter ior Layout

Boxed up interior spaces 100% day-lit & views


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Trend#4Controls & Monitoring system

Manual Controls

Past

BMS

Present

Remot ely operat ed & monit ored

Future


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Future Trend#5Gardens Inside House / Office


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Present need = Cities wi th Green S paces


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Concept of Green Roof

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Present B est PracticesGreen Roofs & Wal ls


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Trend#7Higher quant um of In-Sit u Green Power Generation


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India’s Greenest LEED Rated Building, II Greenest in the World

World’s Greenest Building : Dockside Synergy' project in Canada with 63 credit points

Greenest Building in Indiav Project : Turbo Energy Limited

v Built-up Area : 37, 000 sq. ft

v Location : Chennai

v Certification : LEED NC Platinum

v Green Features:Ø 100% Solar air conditioned – 90 TR

Ø In-situ wind turbine of capacity 5kWØ Rs. 40 Lakhs worth of old furniture was

reprocessed & reused in the building


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Trend#8Net zero energy buildings

Present

Power Dem and - High

Fut ure

Net Zero!

Export P ower


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Trend#9 “Green Cities”

Present: Indiv idual Buildings

Fut ure:

Enti re Cit y Green


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Trend#10Cost of a Green Building

2003Platinum

Green Building

18% More2008-09

Platinum Green Building 8%

More

2014-15 Platinum Green Building

1 to 2 % More

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Trend#11 “Building Design”

Past : Post-occupancy investigation

of energy savings


of energy savings


of energy savings


of energy savings


of energy savings


of energy consumptionPresent :

Evaluate performance during design stage


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Evaluate Energy Savings

Explore various opportunit ies & Enhance energy efficiency at design st age


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Rating programmes to suit different building types

v One single rat ing cannot be applied to suit all building types Ø IGBC Green Home RatingØ IGBC Green Factory Rating Ø IGBC Green SEZs Ø IGBC Green Townships Ø LEED India NC (New Construction)Ø LEED India CS (Core and Shell) Ø IGBC Existing Buildings * Ø IGBC Green Schools * Ø IGBC Landscape *

* Rating under development

Rating syst ems appl icable f or al l 5 climatic zones in t he count ry © Confederat ion of Indian Indus t ry

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IGBC Accredited Professional Exam

vObjective

ØRecognise hol istic understanding of green

building concepts

ØMeet t he demand f or qualified

Indian Green building prof essionals

vOn-line Examination

Ø Launc hed during September 2009

Ø 231 qualified professionals

q 1,300 professionals registered for exam


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The Road Ahead

v Aspiring to be one of the world leaders

in Green buildings by 2010

v Goals

Ø 1,000 Green buildings registered by 2010

Ø 1.0 Billion sq. ft. of registered space by 2012

Ø 5,000 Accredited Professionals by 2010

Ø Facilitate tapping Green building materials

market of USD 40 Billion by 2010

Ultimat ely c ont ribut e towards a Greener Planet


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Green Building Congress 2010, Chennai

International Conference : 7 & 8 Oct 2010Exhibition on Green Products : 7 – 9 Oct 2010

Green Bldg Training Programme : 6 & 9 Oct 2010

Energy Simulation Training Prg : 5 & 6 Oct 2010Green Building Tours : 6 & 9 Oct 2010

International Conference : 7 & 8 Oct 2010Exhibition on Green Products : 7 – 9 Oct 2010

Green Bldg Training Programme : 6 & 9 Oct 2010

Energy Simulation Training Prg : 5 & 6 Oct 2010Green Building Tours : 6 & 9 Oct 2010

www.igbc.in

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‘A green building should

create delight when entered,

serenity and health when occ upied

and

regret when departed’

- Natural Capit alism

I TC G ree n C ent re, G urg ao n


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www.igbc.in

Go Green . . .Go Green . . .

Documents

ENERGY EFFICIENCY IN BUILDINGS - … Efficiency...ENERGY EFFICIENCY IN BUILDINGS ... Sohrabji Godrej Green Business Centre ... World’s First Green Legislative Assembly BuildingAuthors: