Jacques Levrat
YOU?
Author Swipe
View article: Stress tolerance of lightweight glass-free PV modules for vehicle integration
Stress tolerance of lightweight glass-free PV modules for vehicle integration Open
Electric vehicles (EVs) currently dominate the sales in the automotive market. A big leap in this market can be made by developing a photovoltaic product that can be integrated to an EV, as it can boost the driving range of the EV while re…
View article: HIPERION: Scale-up of hybrid planar micro-tracking solar panels for rooftop compatible CPV
HIPERION: Scale-up of hybrid planar micro-tracking solar panels for rooftop compatible CPV Open
Within the EU-funded project HIPERION, significant progress has been made on the Insolight solar panel: a high-efficiency rooftop compatible micro-CPV device with integrated planar microtracking and diffuse collection via additional low-co…
View article: Industrialization of hybrid Si/III–V and translucent planar micro‐tracking modules
Industrialization of hybrid Si/III–V and translucent planar micro‐tracking modules Open
A tracking‐integrated hybrid micro‐concentrator module is presented that can harvest direct, diffuse, and albedo irradiance components. It uses biconvex 180× lens arrays to concentrate direct light on high‐efficiency III–V solar cells (29%…
View article: Comparative Field Performance Assessment of Bifacial Solar Modules
Comparative Field Performance Assessment of Bifacial Solar Modules Open
A full-scale pilot line for producing bifacial solar modules based on silicon heterojunction technology was set up as part of the European H2020 AMPERE project. In this study, the measurements from two outdoor test benches were used to eva…
View article: AMPERE: a succesful project to regain European PV manufacture competitiveness
AMPERE: a succesful project to regain European PV manufacture competitiveness Open
AMPERE project, acronym for Automated photovoltaic cell and Module industrial Production to regain and secure European Renewable Energy market, is aimed to the setting-up of an innovative 200 MWp/y full-scale automated pilot line for the p…
View article: AMPERE: The European PV Manufacturing Ready to Compete in the Premium High Efficiency Market
AMPERE: The European PV Manufacturing Ready to Compete in the Premium High Efficiency Market Open
A premium photovoltaic module technology with high efficiency, high reliability, and low LCOE has been industrialized in Europe by Enel Green Power in the framework of the H2020 funded project AMPERE, acronym for Automated photovoltaic cel…
View article: Field test and electrode optimization of electrodynamic cleaning systems for solar panels
Field test and electrode optimization of electrodynamic cleaning systems for solar panels Open
Soiling is the major cause of power loss of photovoltaics (PV) and concentrated solar power (CSP) in desert areas. Electrodynamic cleaning system (EDS) is an automatic and water‐free integrated cleaning system for mirrors or solar panels, …
View article: Low-Temperature Screen-Printed Metallization for the Scale-Up of Two-Terminal Perovskite–Silicon Tandems
Low-Temperature Screen-Printed Metallization for the Scale-Up of Two-Terminal Perovskite–Silicon Tandems Open
Tandem photovoltaic devices based on perovskite and crystalline silicon (PK/c-Si) absorbers have the potential to push commercial silicon single junction devices beyond their current efficiency limit. However, their scale-up to industriall…
View article: Quantifying and modeling the impact of interconnection failures on the electrical performance of crystalline silicon photovoltaic modules
Quantifying and modeling the impact of interconnection failures on the electrical performance of crystalline silicon photovoltaic modules Open
Failures in the metallic interconnections are among the main degradation modes for photovoltaic modules. Fatigue accumulation due to thermomechanical stresses can result in deterioration of the solder joints or in broken ribbons. In this p…
View article: Towards industrialization of planar microtracking photovoltaic panels
Towards industrialization of planar microtracking photovoltaic panels Open
Accepted manuscript of the contribution made at the CPV-15 Conference. Planar micro-tracking concentrator photovoltaic modules hold great promises, as they enable the combination of efficiencies greater than 30% with the form factor of co…
View article: Quantifying and Modeling the Impact of Interconnection Failures on the Electrical Performance of Crystalline Silicon Photovoltaic Modules
Quantifying and Modeling the Impact of Interconnection Failures on the Electrical Performance of Crystalline Silicon Photovoltaic Modules Open
We present an electrical model developed with LT SPICE that simulates the performance of a string of cells with disconnections in the electrical circuit. In a previous contribution, we quantified experimentally how the module performance i…
View article: Reassessment of cell to module gains and losses: Accounting for the current boost specific to cells located on the edges
Reassessment of cell to module gains and losses: Accounting for the current boost specific to cells located on the edges Open
The power produced by a photovoltaic module is not simply the sum of the powers of its constituents cells. The difference stems from a number of so-called “cell-to-module” (CTM) gain or loss mechanisms. These are getting more and more atte…
View article: The impact of silicon solar cell architecture and cell interconnection on energy yield in hot & sunny climates
The impact of silicon solar cell architecture and cell interconnection on energy yield in hot & sunny climates Open
A series resistance induced by cell interconnections will lead to a worse TCPMPP of solar modules compared with cells.
View article: Light-induced performance increase of silicon heterojunction solar cells
Light-induced performance increase of silicon heterojunction solar cells Open
Silicon heterojunction solar cells consist of crystalline silicon (c-Si) wafers coated with doped/intrinsic hydrogenated amorphous silicon (a-Si:H) bilayers for passivating-contact formation. Here, we unambiguously demonstrate that carrier…
View article: Realization of GaInP/Si Dual-Junction Solar Cells With 29.8% 1-Sun Efficiency
Realization of GaInP/Si Dual-Junction Solar Cells With 29.8% 1-Sun Efficiency Open
Combining a Si solar cell with a high-bandgap top cell reduces the thermalization losses in the short wavelength and enables theoretical 1-sun efficiencies far over 30%. We have investigated the fabrication and optimization of Si-based tan…
View article: Silicon Heterojunction Solar Cells: Towards Low-cost High-Efficiency Industrial Devices and Application to Low-concentration PV
Silicon Heterojunction Solar Cells: Towards Low-cost High-Efficiency Industrial Devices and Application to Low-concentration PV Open
The silicon heterojunction (SHJ) technology has already proven its ability to produce high-efficiency devices, and very competitive production costsat the mass production level can be potentially reached by integrating latest developments.…