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the disruptive semiconductor technologies magazine - I-Micronews

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Surface<br />

cleaning<br />

> Wet cleaning<br />

Saw Damage<br />

Removing<br />

> Wet surface<br />

> Etching<br />

Firing<br />

> Infra red Belt<br />

> Furnace<br />

Texturization<br />

> Wet surface etching PN Junction<br />

> Plasma (R&D) Formation<br />

> Phosphorous<br />

diffusion<br />

PSG removal<br />

> Wet bench<br />

> PECVD<br />

Edge Isolation<br />

> Wet etching<br />

> Plasma Etching<br />

> Laser Cutting<br />

Anti reflective<br />

coating<br />

> PECVD<br />

> Sputtering<br />

Front Contact Deposition<br />

> Screen Printing (SP)<br />

> SP + Electroplating<br />

> Inkjet (R&D)<br />

Back Contact Deposition<br />

> Screen Printing<br />

OCTOBER 2010 issue n°100<br />

THE DISRUPTIVE SEMICONDUCTOR TECHNOLOGIES MAGAZINE<br />

MARKET FOCUS<br />

Photovoltaic Technology Roadmap<br />

Latest technology trends in crystalline and thin-film solar cells: An overview on <strong>the</strong> PV industry<br />

up to 2015<br />

Get a clear picture of tomorrow’s winning PV <strong>technologies</strong>.<br />

Yole Développement announces <strong>the</strong> release of<br />

its latest photovoltaic research study, named<br />

Photovoltaic Technology Roadmap, which<br />

presents and analyses <strong>the</strong> latest tech-nology trends<br />

in crystalline and thin-film solar cells.<br />

The results were obtained as a result of a meticulous<br />

data collection process over more than 80 companies<br />

and R&D labs.<br />

There is no doubt that <strong>the</strong> government incentive<br />

programs helped industrial to achieve, step by step,<br />

drastic cost reduction and performance improvements<br />

in a very short period of time but without real<br />

revolutions.<br />

The photovoltaic (PV) industry has also seen <strong>the</strong><br />

emergence of large scale production facili-ties,<br />

international R&D centres, and innovative equipment<br />

makers thus resulting in <strong>the</strong> im-pressive cost reduction<br />

Yole Développement knows. But if large production<br />

facilities can play <strong>the</strong> scale effect card to lower <strong>the</strong> cost<br />

of raw material and increase <strong>the</strong>ir yield, many o<strong>the</strong>r<br />

levers exist in order to reduce <strong>the</strong> production cost.<br />

Photovoltaic<br />

Strategies to reduce production cost<br />

Price reduction - impact of raw material<br />

Increased light trapping effect by<br />

improving surface structuring and<br />

texturization<br />

© August 2010<br />

Crystalline cell manufacturing process<br />

Crys<br />

Redistributing <strong>the</strong> emitter profile on<br />

<strong>the</strong> front surface<br />

Upgrading or changing<br />

metallization processes in order to<br />

get thinner contacts with excellent<br />

electrical properties<br />

New Step<br />

Optimizing <strong>the</strong> passivation layer on<br />

both surfaces to reduce <strong>the</strong><br />

recombination losses<br />

In <strong>the</strong> next slides, fur<strong>the</strong>r details on each step will be provided<br />

“In this PV Technology roadmap report, we describes<br />

all <strong>the</strong> different aspects linked to pro-duction cost<br />

reduction, explains Arnaud Duteil, Market &<br />

Technology Analyst at Yole Développement: from<br />

cell structure innovations to modification of<br />

manufacturing proc-esses.” The microtech market<br />

research company in fact describes all <strong>the</strong> existing<br />

technolo-gies: From those developed by <strong>the</strong><br />

University of New South Wales (UNS W), to <strong>the</strong> metal<br />

wrap through (MWT) concept developed by <strong>the</strong> ECN<br />

and industrialized with Solland, to <strong>the</strong> new emitter<br />

wrap through (EWT) technology being developed by<br />

Bosh Solar.<br />

Conventional crystalline silicon cells could bump up<br />

against <strong>the</strong>ir <strong>the</strong>oretical maximum effi-ciency of 29%<br />

as soon as 2020. Sanyo Electric Co. Ltd., for instance,<br />

demonstrated ~23% ef-ficiency with a 10cm² R&D<br />

unit of its heterojunction with intrinsic thin layer (HIT)<br />

cells last year.<br />

It figures that thinner surface contacts, better<br />

transparent conductors, and lower defect density can<br />

improve performance by several more percentage<br />

points, to likely get commer-cial efficiency up to about<br />

as close as practical to <strong>the</strong> <strong>the</strong>oretical limit within<br />

about ten years.<br />

For more information about this report,<br />

please contact David Jourdan (jourdan@yole.fr)<br />

PV Incentive Programs Country Profiles<br />

Understand <strong>the</strong> impact of incentive programs on PV installations in more than 25 countries<br />

After discussing with key experts of each country, Yole has<br />

analysed <strong>the</strong>ir programs to provide an in-depth analysis on <strong>the</strong><br />

PV demand.<br />

This report provides <strong>the</strong> best information on each country active<br />

in <strong>the</strong> PV field with data summarizing <strong>the</strong> type and <strong>the</strong> definition<br />

of incentive programs in a concise way.<br />

KEY FEATURES<br />

For each country <strong>the</strong> following information is provided:<br />

• General country data<br />

• Share of electricity by source<br />

• Irradiation map<br />

• Description of <strong>the</strong> incentive program<br />

• Breakdown of installation<br />

• Past amount of installation and forecast of governments<br />

CONTACT US<br />

For more information, feel free to contact David Jourdan:<br />

Tel: +33 472 83 01 90, Email: jourdan@yole.fr<br />

• Basic data<br />

• Irradiation<br />

Population 2006 (million) 61.35<br />

GDP 2006 (billion 2000$) 1468.3<br />

Growth of GDP 1990-2006 (%) 2%<br />

Total Energy production (Mtoe) 137.02<br />

Energy use (Mtoe) 272.67<br />

Energy use growth 2005-2006 (%) -1.18<br />

Electricity production (GWh) 574473<br />

Electricity consumption (GWh) 429913<br />

Electric Power consumption per<br />

7585<br />

capita (kWh per capita)<br />

• Source of electricity<br />

Oil 1.24%<br />

Gas 3.84%<br />

Nuclear 78.37%<br />

Hydro 10.63%<br />

Coal/pet 4.58%<br />

Renewable & waste 0.96%<br />

Geo<strong>the</strong>rmal/Solar Thermal/wind 0.37%<br />

Solar PV 0.0038%<br />

• Feed-in-Tariffs* -Tariffs* 2010 granted for 20 years:<br />

Type of<br />

Type of building<br />

Feed-in-tariff<br />

Installation<br />

Houses, schools and hospitals<br />

0.58 /kWh<br />

BIPV installations<br />

Industrial, commercial and agricultural buildings 0.50 /kWh<br />

Roof mounted Industrial, commercial and agricultural buildings 0.42 /kWh<br />

Ground mounted < 250 Kw 0.314 /kWh<br />

Ground mounted > 250 Kw 0.314 /kWh (High irradiation)<br />

0.377 /kWh (Low irradiation)<br />

*Feed-in-tariffs will not change for <strong>the</strong> next 2 years. They will <strong>the</strong>n be revised in 2012 based on inflation rate<br />

and price of installation by <strong>the</strong> Ministry of <strong>the</strong> environment and sustainable development.<br />

• Photovoltaic support scheme is today based on <strong>the</strong> “Decree of July <strong>the</strong> 10 th , 2006, modified on<br />

January <strong>the</strong> 13 th , 2010.<br />

• Capacity planned by <strong>the</strong> government (connected installations<br />

• Type of installations<br />

in MWp)<br />

– Grid Connected: 99 %<br />

2006 2007 2008 2009 2010 2011 2012 2013 2015 2020<br />

• Residential (72%)<br />

• Commercial (15.7%)<br />

Annual 12 28 97 110 170 270 380 550 550 550<br />

• Solar farms (12.3%)<br />

– Rural electrification: 1%<br />

Cumulative 45 73 170 280 450 720 1100 1650 2750 5500<br />

Y O L E D É V E L O P P E M E N T<br />

Copyrights © Yole Développement SA. All rights reserved - Recycled paper<br />

17

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