challenges in solar energy to be reached by the city of barcelona by jordi andreu
TRANSCRIPT
• Present market situation– PV share in the world electric system– Cost evolution
• Technologies– R&D– commercial
• Business opportunities
• World PV module productionPower
≈ 200 GW
Production≈ 200 TWh
Share≈ 0.86 %
Source: Report EUR 26990 EN
• R&D record cellsSOLAR CELLS
Technology Developed by EfficiencyInGaP/GaAs/InGaAs, Multijunction Sharp 37.9%AsGa,thin film transfer ALFA DEVICES 28.8%Silicon, crystalline, wafer based PANASONIC Back-contacted HIT, UNSW PERL 25.6%InP, crystalline Spire 22.1%CIGS,thin film multicrystalline Solibro-Hannergy 20.5%Silicon, multicrystalline, wafer based FhG ISE 20.4%
Solexcell 20.1%CdTe, thin film multicrystalline GE 19.6%AsGa, thin film, multicrystalline, foreing substrate RTI 18.4%
LG electronics 13.4%Silicon, thin film, microcrystalline AIST 11.0%Organic Toshiba 10.7%Silicon, thin film, amorphous Oerlikon 10.1%
Thin film silicon transfer, 45 µm
Thin film a-Si/nc-Si/nc-Si, multijunction
Source: Solar Cell Efficiency Table, Progress in Photovoltaics