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Technology and R&D

US solar assets lose average $5,070 per MW from power losses

A new report calculates the average power loss of 373 GW of utility-scale and commercial and industrial solar assets in the U.S. at 5.08%, more than double the level five years ago. The power loss average among projects deploying robotics and automation falls to 3%.

Survey finds 85.8% of Canadians support agrivoltaics

Canadian researchers conducted the first nationwide survey on public attitudes toward agrivoltaics, finding strong support across provinces with 85.8% of respondents in favor, although preferences varied by configuration. Opposition mainly stemmed from resistance to change, aesthetic concerns, and lack of awareness, highlighting the need for public education and updated policy frameworks to enable wider adoption.

Phnix unveils indoor monobloc heat pump for space‑constrained urban retrofits

The Chinese manufacturer said its new airMono indoor monoblock heat pump is tailored for space‑limited urban retrofits, providing heating, cooling, and domestic hot water without an outdoor unit. The system’s coefficient of performance ranges from 2.5 to 4.1, while the seasonal coefficient of performance spans 4.5 to 4.7.

Japanese scientists build near-white heterojunction solar cell for BIPV applications

The lab-scale, near-white heterojunction solar cell uses nanoclay-based scattering layers combined with dielectric multilayer films to preserve power conversion efficiency while enhancing visual appeal. The researchers report optical losses of less than 1% at a 50% clay volume fraction, which are significantly lower than those observed with textured glass.

Solar electricity during night-time

Night-time in solar PV systems averages 16 hours, requiring significant storage or alternative generation to meet demand. Pumped hydro and batteries are key, with pumped hydro offering long-duration, low-cost storage for cloudy or windless periods. Complementary strategies include wind power, load shifting, and dispatchable generation, while high solar and wind penetration reshapes grid operations and pricing.

Vattenfall to combine wind and solar with new connection concept

Vattenfall says it will connect a 7.6 MW solar plant to a 17 MW wind farm in Germany, allowing both to operate through a single grid connection point.

‘Garbage in, garbage out’ – solar industry debates reality of AI

Artificial intelligence can accelerate the planning, construction, and operation of photovoltaic systems, as shown at the recent Solar Quality Summit in Barcelona, Spain. But its effectiveness depends on data quality, as poor data, unclear responsibilities, and weak documentation can become major cost drivers.

How to protect animals from lightning in agrivoltaics

Researchers in Germany assessed lightning risks in livestock-integrated agrivoltaic systems, identifying key injury mechanisms and establishing safe step and touch voltage limits. Their simulations showed edge strikes and conductive structures pose the highest hazards, highlighting the need for livestock-specific earthing designs and mitigation strategies.

Israel approves rules for agrivoltaics

A zoning masterplan for agrivoltaics in Israel specifies solar panel coverage must not exceed 30% of the cultivated area. The lower edge of panels must be at least 1.5 m above the ground for field crops, increasing to 4.5 meters for orchards and other crops.

When hail hits PV: New research maps damage, testing, and mitigation

A new review examines the impact of large hail on PV systems, covering damage, testing methods, and mitigation strategies. Researchers highlight risks across Europe and the U.S. and explore ways to improve module resilience.

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