Emiliano Bellini
All renewables PPA structures at a glance
German scientists have identified 18 typologies of power purchase agreements for the renewable energy market. Their research is intended to support policymakers, scientists and investors in implementing their own PPA analysis and choices.
Advansor launches CO2 plug-and-play heat pumps
The Danish manufacturer said its novel CO2 heat pumps can reach a water inlet temperature of 40 C and a water outlet temperature of 95 C. The systems have purportedly a combined coefficient of performance of up to 5.56.
UAE, Italy, Albania announce cross-border green energy cooperation plans
The United Arab Emirates, Italy, and Albania plan to cooperate on gigawatt-scale renewable projects in Albania and a cross-border transmission link to deliver power to Italy.
U.S. scientists building magnetocaloric heat pump with high system power density
Developed at the U. S. Ames National Laboratory, the novel magnetocaloric heat pump utilizes gadolinium as the working medium and reportedly matches current vapor-compression heat pumps for weight, cost, and performance. The system is based on a packed-particle bed active magnetic regenerator, a magnetic source composed of permanent magnets and high permeability magnetic steel.
Solis releases three-phase string C&I inverters with fuseless design
The Chinese inverter said its new inverters have an MPPT current of up to 54 A and support more than a 150% DC/AC ratio. The new products also feature a maximum efficiency of 98.8% and a European efficiency rate of 98.3%.
Tunisia launches 200 MW solar tender
The Tunisian authorities have launched tenders for two 100 MW solar plants.
South Korea’s new solar installations hit 2.5 GW in 2024
South Korea installed 2.5 GW of new solar capacity in 2024, bringing its cumulative PV capacity to more than 29.5 GW, according to the Korean Energy Agency.
Optimized gettering can improve heterojunction solar cell efficiency by 0.21%
Researchers in China have investigated the impact of phosphorus diffusion gettering on industrial silicon heterojunction solar cell and have found that, with an optimized gas flow, higher efficiencies can be achieved.
GoodWe unveils hybrid inverters for homes with weak wireless service
GoodWe says its ES Uniq Series hybrid inverters suit on-grid and off-grid applications, offering a maximum efficiency of 97.6% and a European efficiency of 96.2%.
Sungrow launches new inverter for C&I applications
Sungrow says its new SG150CX inverter, launched this week at the World Future Energy Summit in Abu Dhabi, achieves 98.8% efficiency and 98.2% European efficiency. It is designed for commercial and industrial (C&I) applications.
