Sou Hu Cai Jing·2025-07-22 02:09Group 1 - Wuhan is designated as a key city for China's power supply security due to its rapid urban development and the implementation of the "Ultra High Voltage into the City" strategy, which enhances the power grid's resource allocation capacity [2][5] - By 2025, the substation capacity in Wuhan is expected to increase from 41.46 million kVA to 60 million kVA, providing robust support for the city's rapid growth [2][5] - The city has implemented smart grid construction to achieve precise power dispatch and real-time monitoring, ensuring stable power supply for high-tech industrial areas [2] Group 2 - Wuhan's total electricity consumption reached 75.544 billion kWh, with the number of electricity users increasing to 6.76 million [3] - During peak summer periods, the maximum load on the Hubei power grid is projected to increase by 7.4% to 12.9%, with Wuhan playing a crucial role in maintaining power supply balance [3] - On July 7, 2025, Wuhan's power grid load hit a historical high of 17.7415 million kW, exceeding the previous record by 320,000 kW [3] Group 3 - The commissioning of the 500 kV Dongxin substation on June 11, 2023, is expected to consume 6.5 billion kWh of clean energy annually, reducing CO2 emissions by approximately 4 million tons [5] - The continuous expansion of the power grid by State Grid Wuhan Electric Power Company is enhancing emergency response capabilities [5] Group 4 - Effective load management measures, such as adjusting commercial electric vehicle charging prices, have led to a reduction of 250,000 kW during peak hours, freeing up power for 100,000 households [6] - The power grid has achieved a self-healing capability of 0.1 seconds, allowing for automatic isolation and restoration of power during faults [6] Group 5 - Demand-side management optimization includes encouraging residents to adjust air conditioning temperatures and reduce unnecessary electricity usage, which helps alleviate power pressure [8] - The relocation of the Three Gorges Group headquarters to Wuhan enhances the city's advantage in electricity supply, as the group can provide stable green power through its extensive clean energy projects [8]