全球“电力时代”隐忧：供需紧张，电网稳定性面临大考

Core Insights - The global energy market is undergoing significant changes, with a strong emphasis on the transition to an electric era, as highlighted by the International Energy Agency (IEA) and the China National Petroleum Corporation (CNPC) Economic and Technological Research Institute [1][3] Group 1: Global Electricity Supply and Demand - Global electricity generation is projected to reach 32.2 trillion kilowatt-hours by 2025, with a year-on-year growth of 2.9%, while electricity demand is expected to grow at 3.3%, approximately double the energy demand growth rate [1] - The Asia-Pacific region is expected to contribute about 60% of the global electricity increment, with electricity generation reaching 16.9 trillion kilowatt-hours and a growth rate of 5.4%, increasing its share of global electricity consumption from 51.8% to 52.5% [3] - The growth dynamics of electricity demand are shifting, with significant contributions from data centers and artificial intelligence (AI) driving consumption in developed economies [3] Group 2: Changes in Electricity Supply Structure - The share of coal-fired power is expected to decrease by 2.7 percentage points to 31.3% by 2025, while the shares of gas, nuclear, and hydroelectric power remain stable, and wind and solar power are projected to increase by 2.7 percentage points to 18.7% [5] - The proportion of renewable energy installations has surpassed 50%, reaching 51.5%, but the share of flexible adjustment power sources remains low at 6.2% [8] Group 3: Challenges in Electricity System Stability - The global electricity system's stability has not improved, with the "trilemma" of stability, economy, and cleanliness becoming increasingly complex due to new supply-demand characteristics, climate change, and industrial interlinkages [8] - Since 2015, investments in electricity production have increased by nearly 70%, but annual spending on grid construction has grown at less than half that rate [8] Group 4: Regional Responses to Electricity Challenges - China is leading the green transition, aiming for non-fossil energy consumption to exceed 30% by 2035, with renewable energy generation surpassing 4 trillion kilowatt-hours, a year-on-year increase of 15.3% [9][11] - In contrast, Europe is slowing its transition, with renewable energy generation expected to reach 48% by 2025, facing challenges such as grid flexibility and integration issues [13] - The U.S. is shifting towards nuclear and gas power, with policies aimed at increasing oil and gas production while restarting coal and nuclear projects [13] Group 5: Global Electricity Pricing Trends - There are significant regional differences in electricity prices, with the U.S. and Western Europe experiencing price increases due to surging demand from data centers and unstable renewable energy output, while regions like India, Australia, and Northern Europe see stable or decreasing prices due to sufficient renewable energy supply [14]