Paloma Rheem to expand heat pump business with Fujitsu General deal
Heat pump manufacturer Paloma Rheem says it plans to acquire Fujitsu General. The transaction, which is set to conclude by July 2025, could expand Paloma Rheem’s market reach and drive innovation in integrated air and water solutions.
Toshiba unit launches EneHub platform to support renewable transactions
Toshiba Energy Systems & Solutions Corp. has launched its EneHub platform, a web-based service designed to connect renewable energy producers with buyers. It says the solution will facilitate power purchase agreements (PPAs) and simplify energy transactions.
JinkoSolar’s patent lawsuit against Longi extends to Japan
The patent lawsuit, filed at Japan’s Tokyo District Court, is JinkoSolar’s second case of legal action against Longi this year, following a filing in China earlier this month.
JinkoSolar’s TOPCon modules offer 8.82% yield gain in Japan field test
JinkoSolar’s latest n-type tunnel oxide passivated contact (TOPCon) modules delivered higher energy yield per watt than a competitor’s n-type back contact (BC) modules in a three-month field test in Kagoshima, Japan, under varying irradiance levels.
Novel BIPV concept integrates louvers to enhance power production
Scientists have proposed a building-integrated PV system that integrates airflow to cool the panels and control room temperature. The system, which also acts as a shading device, can reportedly mitigate drops in power generation efficiency without additional energy consumption.
Enecoat claims 30.4% efficiency for four-terminal perovskite-silicon tandem solar cell
The Japanese manufacturer said its tandem cell utilizes a top perovskite solar cell with an efficiency of 22.4% and 81% infrared transmittance.
Japan keeps lead in solid-state battery development
While China, South Korea, Europe, and the United States are also engaged in active development of all solid-state batteries, Japan is leading the charge, offering generous subsidies to technology proponents.
Japanese railway operator testing perovskite solar on noise barriers
Central Japan Railway Co. and Sekisui Chemical have revealed plans to deploy flexible perovskite-based PV systems along the Tokaido Shinkansen train line in Japan. They are using thin, lightweight, flexible film-type perovskite solar cells.
Sekisui Chemical launches pilot perovskite PV projects in Japan
Japanese plastics manufacturer Sekisui Chemical, which recently invested in a 100 MW perovskite solar production plant, announced its latest demonstration project at two sites owned by Japan’s MUFG Bank. The project aims to both raise awareness of practical applications of perovskite solar PV technology and to further verify durability, weather resistance, and performance.
The Hydrogen Stream: PV-hydrogen polygeneration system for humid climates
Researchers have proposed an atmospheric polygeneration system for hot, humid climates that generates water, cooling, and hydrogen, while Inpex has started preparations for a blue hydrogen production project in Niigata, Japan.
