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How to combine residential heat pumps with PV, battery storage

New research from Germany’s Fraunhofer Institute for Solar Energy Systems (Fraunhofer ISE) has shown that combining rooftop PV systems with battery storage and heat pumps can improve heat pump efficiency while reducing reliance on grid electricity.

Reducing PV module temperatures with graphene

New research from Malaysia has shown the limitations and potential of all solar module cooling techniques based on graphene. The scientists said that high costs and graphene treatments are the main challenges to overcome.

Sharp unveils 580 W TOPCon solar panel with 22.45% efficiency

Sharp’s new IEC61215- and IEC61730-certified solar panels have an operating temperature coefficient of -0.30% per C and a bifaciality factor of over 80%.

AEG launches 23.3%-efficient ABC solar panel with 40-year warranty

AEG is currently offering three versions of its new ABC solar panels for rooftop applications, with power outputs of 445 W to 455 W and efficiency ratings ranging from 22.8% to 23.3%. They feature half-cut ABC cells with n-type technology.

PV commissioning times up by 6 months over past 20 years, claim scientists

Scientists in Switzerland used project-level data from BloombergNEF to analyze completion times of renewable energy projects across 48 countries. They have found that average commissioning times have increased over the past two decades for all clean energy technologies.

PV may help CSP reduce its LCOE by 18% in Saudi Arabia

Researchers have found that the current levelized cost of energy (LCOE) for concentrated solar power (CPS) plant in Saudi Arabia could be as low as $0.137/kWh. However, combining the tech with PV would significantly enhance the cost competitiveness of CSP.

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Trina Solar presents bifacial dual-glass TOPCon solar modules for rooftop PV

The Chinese manufacturer said its new TSM-NEG9RC.27 and TSM-NEG18R.28 combine n-type technology with 210mm rectangular silicon wafer (210R) cell technology. Their temperature coefficient is -0.29% per C and their efficiency can reach up to 22.3% and 22.7%, respectively.

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Hybrid optimization MPPT tech for PV systems under partial shading

Researches in India have used the adaptive network-based fuzzy inference system (ANFIS) and the grey wolf optimization (GWO) algorithm to develop an MPPT technique that reportedly increases the PV source voltage of an array under partial shading conditions.

Saudi Arabia in prime position for green hydrogen in global energy landscape

An international research team has provided an overview of global trends and best practices for hydrogen adoption and investment in Saudi Arabia.

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Bosch unveils cold climate heat pump for residential applications

According to the manufacturer, the new Inverter Ducted Split (IDS) Ultra heat pump can provide 100% heating capacity at an outdoor temperature of -15 C and can operate down to – 25 C.

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