[China First Commercial Hydrogen Internal Combustion Engine Heavy Truck Released]At the Shandong High-end Equipment Manufacturing Science and Technology Achievement Exhibition on June 15, China National Heavy Duty Truck and Weichai Power released the first domestic commercial hydrogen internal combustion engine heavy truck officially unveiled. It is reported that the car is equipped with a 13L hydrogen internal combustion engine independently developed by Weichai Power, and adopts precise hydrogen injection control technology to realize flexible and accurate supply of hydrogen fuel, so that the effective thermal efficiency can reach 41.8%. Editor / Xu Shengpeng
As of May 17, 2026, the cumulative transmission capacity of the Qinghai Henan ± 800 kV high-voltage project has exceeded 100 billion kilowatt hours. This project is the world's first clean energy transmission ultra-high voltage channel, overcoming multiple world-class challenges and delivering clean energy from Qinghai to Central China, supporting the "dual carbon" goal. Currently, Qinghai is advancing the planning and construction of subsequent ultra-high voltage projects.Editor/Gong Ziwei
On May 18, 2026, the daily engineering team led by Academician Duan Baoyan of Xidian University made significant breakthroughs in the field of space solar power plants and microwave wireless energy transmission, and developed a ground verification system for multi target microwave wireless energy transmission, achieving kilowatt level power output at a distance of 100 meters. The team has also overcome multiple key technologies, achieving international leading levels and promoting the engineering application of related technologies, with broad prospects.Editor/Gong Ziwei