[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
On March 25, 2026, the first ultra-high voltage project of Henan Power Grid during the 15th Five Year Plan period, the main transformer expansion project of the 1000 kV Yunan Te High Voltage Substation, officially began construction. After the completion of the project, the power supply capacity can be increased by 50%, which will further enhance the safe operation of the power grid and the guarantee of power supply, and help promote the green and low-carbon transformation of energy.Editor/Gong Ziwei
On the morning of March 26, 2026, the "Wanmei Electric Power" shield machine of the 500 kV Wuhu GIL pipe gallery project was excavated in Nicha Town, Wuwei City, and the project officially started. This project provides support for the Yangtze River transmission channel of the Gansu Zhejiang ± 800 kV high-voltage project, relocating the original 500 kV line to the ground and reserving two 500 kV cross river channels. The project is the first 500 kV transmission pipeline crossing the Yangtze River in China, with a shield section length of 3554.4 meters and a tunnel outer diameter of 11.6 meters. It is equipped with customized large-diameter shield machines.Editor/Gong Ziwei