Fraunhofer ISE unveils micro-CPV module with cost-reducing design – pv journal International

June 5, 2025
Valerie Thompson

Germany’s Frauntofer Institute for Solar Energy Systems (Fraunhofer ISE) developed new excessive effectivity in micro-cpentics functions (micro-cpv) in photovoltactaics (micro-cpv) functions

Seen as an evolution of standard photovoltaic (CPV), the Micro-CPV module relies on miniadurized multi-junction elements to scale back dimension. Fewer dimension presents potential prices of price and efficiency, in addition to benefits to make, similar to taking part in well-placed printed circuit processes.

Micro-CPV expertise in Fraunahofer is the results of 4 years analysis with industrial and educational analysis associates. This relies on a low-cost lens fray, spherical secondary optic lens and small dimension effectivity of photo voltaic concentrator cells (

Compared to state-of-art, this micro-cpv design reduces the quantity of semiconductor supplies required in 1,300 instances and modules of areas of 30 p.c and will probably be decreased, in accordance with Enaunhofer ise.

This is supposed for deploying 2-axis tilt and paper trackers.

“Now we put together a begin, clearing vitality, to industrial Micro-CPV expertise in agri-CPV and PV wars in Frauntofer ISE, informed PV journal, Add {that a} product with 37% effectiveness within the module is deliberate.

To research, “energy of energy in a novel micro-cpv module idea and operational affect,” newly revealed in IEEE ExploreMicro-CPV efficiency of the Fraunhofer ISE of Fraunhofer ISE with 60 cell-lens models and an aperture space of ​​205.35 cm2 is assessed. Researchers collaborated with a staff from the University of Freiburg

The measurement information was collected over one yr from a dual-axis check tracker setup and fraunhofer ise’s CPV check website in February 2024. The monitored efficiency registered a month-to-month median effectivity between 31.4% and 33.6% below prevailing circumstances.

For energy ranking in accordance with IEC62670-30-30, the demonstrator module has the power to 36.0% of the Concentrator Standt Standing Condituretures at 75 C.

Researchers seen the “normal agency efficiency” and “no indicators of drawback,” conclude that opinent micro-cpvs with industrial processes and industrial processes.

In addition to the Power Rating Study, a brand new statistical mannequin was developed for tolerance assessments of cell-lens elements as a result of slight deviations within the dimension and association, which usually happen in actual modules, affect total efficiency.

To “affect the approval of micro-cpv assemblies: a chronic statistical mannequin methodology,” printed on Energy supplies in photo voltaic and photo voltaic cells, Researchers describe the mannequin and the way the mannequin progresses and applies to micro-CPV, which concludes that it’s a “necessary instrument for figuring out permissions inside a line of constructing.”

Meanwhile, Micro-CPV expertise is ready to 60 cm x 45 modules that dimension cm. Spain subject trials began with the analysis photo voltaic tracker tracker SOLKEC ​​with a brand new monitoring modules with a brand new monitoring modulies with a brand new monitoring modulies with a brand new monitoring modulies with one Keeping monitoring modulies with a brand new monitoring modulies with a brand new monitoring modulies with a brand new monitoring modulies with a brand new monitoring modulies with a brand new monitoring modulies with dummy units Mody and sensor to help monitoring.