滇中引水攻坚克难实现新突破

Core Points - The Yunnan Central Water Diversion Project is the largest water resource allocation project in Southwest China, with an investment of significant scale and expected to benefit over 11 million people across 36 counties [1][7] - The project includes the construction of the world's largest underground pump station and the largest water pumps in Asia, with a total installed capacity of 480 megawatts [1][7] - The project has faced numerous challenges, particularly in the construction of tunnels through complex geological conditions, requiring innovative engineering solutions [2][4][6] Project Overview - The first phase of the Yunnan Central Water Diversion Project consists of a main water conveyance line of 664 kilometers, with over 92% of it being tunnels [2][7] - The project began construction in October 2018 and has made significant progress, with 94% of the main water conveyance line completed as of mid-October [7] - The second phase will distribute the water to key areas, including major lakes and cities in Yunnan province [7] Engineering Challenges - The construction of the Xianglu Mountain tunnel, which is 63.1 kilometers long and located over 1,000 meters underground, presents significant geological challenges [2][3] - The project team has implemented various advanced support measures to address risks such as water and mud bursts during construction [2][4] - Innovative technologies, including geological radar and infrared water detection, have been employed to monitor and manage geological risks [4][5][6] Research and Innovation - A research group has been established to study the deformation mechanisms and control technologies related to the sandy limestone encountered in the tunnels, resulting in several patents [5][6] - The project emphasizes the importance of innovation in overcoming technical difficulties, with a focus on advanced construction methods [6][7]