Climate data-based methodology for residential air-source heat pump sizing
A European research team proposed a new air-source heat pump sizing approach that utilizes long-term climate data and adjusts system operation based on actual local climate conditions. The sizing algorithm incorporates peak heat demand, unitary final energy demand, and seasonal heat demand across different house sizes.
The Hydrogen Stream: More H2 projects put on hold
Repsol has told pv magazine that it has frozen 90% of Spain’s hydrogen projects nearing final investment decisions, while Statkraft has confirmed that it has revised its plans for its hydrogen project in Norway.
Apartment battery systems attractive after São Paulo storm blackout
Solar-plus-storage systems are attracting homes and businesses to guarantee energy supply and avoid losses in emergencies. Brazilian solar trade body Absolar estimates battery prices have fallen around 90% over 15 years.
The Hydrogen Stream: US researchers explore trapped geologic hydrogen
US researchers have started studying hydrogen formation in the Midcontinent Rift in the United States, while Dutch scientists have discovered that hydrogen emissions from industrial complexes are higher than previously estimated.
BASF receives funding for world’s largest industrial heat pump
The German government has awarded a €310 million ($336 million) funding package to chemical manufacturer BASF for the construction of an industrial heat pump with a capacity of up to 500,000 metric tons of steam per year. It will use waste heat from steam crackers for CO2-free stream production.
General Motors launches residential storage system
The US-based automotive manufacturing company said its new storage system offers the option of integrating with PV systems. It can be scaled to reach a capacity of up to 35.4 kWh, which the company said would enable approximately 20 hours of storage.
Hithium plans manufacturing capacity in Saudi Arabia, unveils desert-tailored battery storage solution
China’s Hithium has joined hands with a local partner to establish a 5 GWh production facility in Saudi Arabia. It has also unveiled its specialized energy storage solutions tailored for desert applications.
A look at next generation battery cells
The battery industry is experiencing a seismic shift with advancements in prismatic cell technology, led by companies like Cornex, which promise to reshape energy storage solutions.
Fraunhofer ISE, TMU build ‘aquavoltaic’ system for microalgae production
The system can reportedly reduce electricity costs in aquaculture. It consists of an open raceway pond, a mechanical paddle wheel, a motor and power transmission system, a motor speed control circuit, a 100 W photovoltaic module, and 12-V battery with a capacity of 60 Ah, an inverter, and a 10-A charge controller.
Norwegian startup combines solar with EV recharging, energy management
Norway-based Evert said its new solution can simplify installing solar PV, energy management, and electric vehicle charging by combining multiple devices into one unit bundled with software. It is made for the European residential and commercial markets, and expected to be available in mid 2025.
