Core Points - The Hami-Chongqing ±800 kV UHVDC project has successfully passed equipment acceptance at the Baliqun converter station, marking the transition from construction to operational phase with the initiation of 750 kV AC system commissioning [1][4] - The Baliqun converter station plays a crucial role in energy collection and distribution, directly impacting the efficiency of the entire DC transmission system [4][7] - The commissioning process will take place from April 26 to May 10, involving over 180 testing projects to ensure the system's reliability and safety [4][6] Group 1 - The "Xinjiang Power to Chongqing" project has a total installed capacity of 14.2 million kW, with renewable energy sources such as wind, solar, and thermal accounting for 10.2 million kW, representing 71% of the total capacity [7] - The project aims to establish Xinjiang as the largest renewable energy export base in China, facilitating the transmission of over 33 million kW of electricity through a "three direct and three alternating" transmission corridor [11] - Once completed, the project is expected to deliver 36 billion kWh of electricity annually from Northwest to Southwest China, enhancing the power supply capability of Chongqing and supporting its economic development [11] Group 2 - The Hami-Chongqing ±800 kV UHVDC project spans 2,290 kilometers, passing through five provinces and municipalities, with ongoing construction of several key substations and lines [9] - The project is part of the first batch of large-scale wind and solar power bases in China, contributing to a diversified power supply system in Chongqing [11] - The technical support for the commissioning is provided by 28 technical experts from the State Grid Xinjiang Electric Power Company, focusing on system testing and data analysis [4][6]