[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
The Chengjiang Tunnel in Yuxi section of the Yunnan Central Water Diversion Phase II supporting project, undertaken by China Railway First Group, has been successfully completed. The geological conditions of the tunnel are complex and the construction risk is high. After completion, it can provide water supply to the Chengjiang area every year, help protect the ecological environment of Fuxian Lake, and build a strong regional water safety barrier. Editor/Min Jing
At the bank of the Taihu Lake Lake in Wuxi, the Xiyi S2 Line, which CR14G participated in, was formally driven through the the Taihu Lake Lake Tunnel. The starting shield Pioneer was equipped with an intelligent model, which posed a serious construction challenge. After the completion of the project, it will contribute to the integration of the Yangtze River Delta and promote the coordinated development of Xiyi. Editor/Min Jing