如果电力是AI发展的瓶颈，中国是否在领先？

Core Viewpoint - The article emphasizes the critical role of electricity supply and energy storage in supporting the growing demand from AI data centers, highlighting that power availability has become a significant bottleneck for AI infrastructure development [1][7][9]. Electricity Demand and Supply - AI data centers are projected to significantly increase electricity demand, with the International Energy Agency estimating that annual electricity consumption from data centers will rise from 415 TWh in 2024 to 945 TWh by 2030, a growth of over 120% [7]. - In the U.S., data center electricity demand is expected to increase from 4% in 2023 to 12% by 2030, contributing nearly half of the new load [8]. - China is the world's largest electricity consumer, with annual consumption exceeding 9000 TWh, and is projected to reach 13500 TWh by 2030 [9][14]. Growth in Data Center Capacity - By 2030, China's data center capacity may reach 47 GW, with electricity consumption potentially exceeding 371 TWh, accounting for approximately 2.7% of national electricity demand [22]. - The compound annual growth rate (CAGR) for data center electricity demand in China is expected to be 13% from 2025 to 2030, reaching 400 TWh [20]. Renewable Energy and Infrastructure - China is leading in renewable energy, contributing 70% of global new power capacity additions, particularly in solar and wind energy [25]. - By 2050, solar and wind energy generation in China could increase tenfold to 18000 TWh, with these sources expected to account for 70% of total electricity generation [28]. - The expansion of the electricity grid is crucial, as solar and wind resources are primarily located in central and western regions, necessitating significant investment in infrastructure [32]. Energy Efficiency and Usage - The Power Usage Effectiveness (PUE) of data centers in China is expected to remain stable, with Beijing's data center cluster leading the industry at a PUE of 1.4 [23]. - The total electricity demand from data centers in China is projected to grow from 69 TWh in 2020 to 371 TWh by 2023, reflecting a significant increase in energy consumption [24]. Long-term Energy Strategy - Nuclear power is anticipated to play a role in China's energy mix, but its contribution is expected to be smaller compared to solar and wind energy by 2050 [35]. - The need for energy storage systems is highlighted, with an estimated requirement of approximately 3300 GW or 12000 GWh of storage capacity by 2050 to support renewable energy integration [29].