Energy Efficient,

Renewable Energy options

for Building and Facades

Hiroshi Kojima

Executive Director

AGC Asia Pacific Pte Ltd

19-September 2015

Penang, Malaysia

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Future Scenario

2

Is it possible?

Net Zero Carbon

Emission

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100% Renewable Energy

3

2013: 18% Target: 2020: 30% 2040: 70% 2045: 100%

May 2015

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Presentation Outline

4

Scope of Presentation

1.An introduction to GIPV

2.Looking beyond the solar

functionalities

3.Applications and

Functional Aspects of GIPV

4. Introduction to ATTOCH for existing buildings

5. Conclusion

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Glass Integrated PhotoVoltaic

G I P V

Glass Integrated PhotoVoltaic

5

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AGC GIPV ~its Features ~

What is GIPV?

A Building Material

Shading Device

Allows for Natural Daylighting

Provides Sound Insulation

Source of Renewable Energy

Can be Combined with Low-E Glass for better Energy Efficiency

If glass can be installed, GIPV is an option

6

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Glass Integrated PV (GIPV) Modules

Key Features

Custom- made modules

Multiple Design

Possibilities

Can allow light through

Can be glazed as part of

Façade / Canopy

Highly visible to public

Multiple Application

Possibilities

EVA

7 7

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Presentation Outline

8

Scope of Presentation

1.An introduction to GIPV

2.Looking beyond the

solar functionalities

3.Applications and

Functional Aspects of GIPV

4. Introduction to ATTOCH for existing buildings

5. Conclusion

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Looking Beyond the solar functionalities

9

BIPV: What are the important functional aspects? • Aesthetics • Thermal performance (U-Value, SC) • Safety • Durability • Renewable Energy

AGC can additionally offer New types of Solar cells and glass technology

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■Mono Si（156×156） ■Mono & Poly Si（156×156）

Front Back Front Back

Single Face Solar Cell Bi-Facial Solar Cell

10

Typical Types of C-Silicon Solar Cell

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Green Colored Cell SUDARE Sphelar

1

1

Under

Development Launched in

2015!!

11

New Types of Solar Cell

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Green color Solar Cell

By use of Green color solar cell. Green wall can be achieved.

Green is Clean!

Friendly to the Earth

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Green color Solar Cell

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【SUDARE】 【Standard Cell】

Clearer Visions with New Solar Cell

【SPHELAR】

Vision Glass can be see-Through with C-Si Solar Cell with AGC Sunjoule

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What is SUDARE

What is SUDARE?

Originally SUDARE means A Bamboo Blind.

It has been widely used in Japan from Y759.

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SUDARE with AGC

Use Hard Coat Low-E as back glass.

Then, achieve better Performance of GIPV.

2.5 m

m

5.78

mm

■1 SUDARE CELL Size:156ｘ77.6mm Pmax＝1.0W

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What is SPHELAR

What is SPHELAR?

1.2mm ball type solar cell.

With 156x156, abt 4588 1.2mm balls are connected.

■1 Unit SPHELAR

Size 156ｘ156mm Voc = 19.4 V Isc = 27.3 mA Pmax = 370 mW Vpm = 15.3 V Ipm = 24.1 mA

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Design flexibility -Horizontal -Vertical -Curved

Transparency ≒ Application area -Roof -Canopy -Spandrel -Window

Direction Roof to Window

Standard PV Module

Thin film

Green Cell

Bifacial Cell

Sudare

Sphelar

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What is LightJoule

Light Joule uses「Leoflex」 Glass, made by AGC. 「Leoflex」 Glass used for Light Joule is Chemically Tempered Glass with the Glass thickness of 0.85mm.

PV module weight

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What can be done by LightJoule

Item No LW225SZ1A

Type of Solar Cell

Mono-Si

No of Solar Cell

54 pcs

Pmax 225W

Size Ｗ×Ｄ×Ｈ 1482×985×35mm

Weight 9.5kg

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What can be done by LightJoule

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What can be done by LightJoule

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What can be done by LightJoule

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What can be done by LightJoule

Floating PV

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Presentation Outline

25

Scope of Presentation

1.An introduction to GIPV

2.Looking beyond the solar

functionalities

3.Applications and

Functional Aspects of GIPV

4. Introduction to ATTOCH for existing buildings

5. Conclusion

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Spandrel

2

6

•Solar Cell : Single-face

26

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Skylight ~ Insulating Glass Unit~

2

7

27

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Curtain Wall ~ Double Skin ~

LED Light

2

8

28

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Curtain wall ~ Double Skin ~

2

9

29

Evening Illumination

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Glass Facade ~ Dot Point Glazing ~

3

0

30

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Vertical Louver ~Reflection from Window~

3

1

31

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Roof Top Fence ~Green & Solar~

3

2

Vertically installed

32

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Balcony Balustrades

3

3

33

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Presentation Outline

34

Scope of Presentation

1.An introduction to GIPV

2.Looking beyond the solar

functionalities

3.Applications and

Functional Aspects of GIPV

4. Introduction to ATTOCH for existing buildings

5. Conclusion

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On-Site IGU for Renovation

35

From 2012 More than 150 Project in Japan

To upgrade existing building Improving Energy Efficiency

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What is Attoch

36

Secondary Sealant

Coating • Attoch converts single pane windows into Low-E double glazing unit (DGU) onsite.

Advantage: Improve Energy Efficiency of buildings Provide thermal comfort for tenants Fasten new high performance glass to existing

glass on Site. Without Scaffold, inside work only

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Installation Image

Existing ATTOCH in Japan Started from 2012 Oct

More than 150 project

37

New ATTOCH for SEA Now under development

Almost finish

Vertical adhesion tool (AGC Patent submitted)

Low-E glass independently ex,Sunergy

Special Spacer

Existing glass

Low-E glass with aluminum spacer From the factory

Existing glass

Whole polyethylene wrapping

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Project Case Study in Malaysia

44

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Thermal performance

45

WWR=0.6

Glass Optical Performance Thermal Performance

Existing

Glass Air

Inner Glass

（Attoch）

Visible Light UV

Transmittance

Shading

Coefficient U-Value

Transmittance Reflectance

Type Color Coating Tv(%) Rvo(%) Tuv(%) SC U(W/㎡K)

- - - - 35.4 30.0 21.1 0.53 5.67

A12

FL6 - - 32.4 31.1 16.1 0.44 2.81

Sunergy6

（CVD）

Clear pos.4 25.3 31.3 11.3 0.36 2.36

Grey pos.4 12.2 30.8 3.9 0.31 2.36

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OTTV in Malaysia case of WWR=0.6

OTTV=87W/m2

OTTV=56W/m2 (Clear)

OTTV=50W/m2 (Grey)

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Presentation Outline

47

Scope of Presentation

1.An introduction to GIPV

2.Looking beyond the solar

functionalities

3.Applications and

Functional Aspects of GIPV

4. Introduction to ATTOCH for existing buildings

5. Conclusion

Summary

4

8

Building Integrated PV brings additional value

Allows natural light into the building

Shading

Reduces solar heat gain

Safety

Sound Insulation

……and many more functionality

PV modules can be aesthetically pleasing

Can be used to replace other building materials

Application is limited only by the imagination

PV Modules need not be only on the roof

Summary

4

9

Improve Energy Efficiency

Improve Comfort for tenants

Change the aesthetics of the building

Rejuvenate the appeal of older buildings

ATTOCH can help existing buildings to

Thank you for your attention