美国AI，被电力卡了脖子

Core Insights - The inability of local utility companies to provide power is causing potential delays for data center projects by Digital Realty and Stack Infrastructure in Santa Clara, California, which is also the headquarters of Nvidia [1][2] - The Silicon Valley Power utility is working on a $450 million system upgrade to meet the increasing power demands, expected to be completed by 2028 [2] - The demand for electricity in the U.S. is projected to double by 2035 due to the surge in AI computing power, with OpenAI alone planning to deploy over 250GW of computing centers by 2033 [3][4] Group 1: Data Center Projects - Digital Realty's data center project in Santa Clara, initiated in 2019, remains unutilized with a 40,000 square meter building [1] - Stack Infrastructure's data center, approximately 50,000 square meters, has significant portions of its data rooms vacant since its planning application in 2021 [1][2] - The current operational or under-construction data centers in Santa Clara total 57, indicating a high demand for data center infrastructure [1] Group 2: Electricity Demand and Supply - The U.S. electricity system is under increasing pressure, with demand outpacing available power and transmission infrastructure [2][3] - By 2029, the highest electricity load in the U.S. is expected to reach 947GW, with AI-driven computing being a major contributor [3] - The current stable power supply in the U.S. is around 1000GW, with a reserve margin of only 20%, indicating tight supply conditions [3] Group 3: Power Infrastructure Challenges - The U.S. is facing significant delays in power infrastructure development, with only 260GW of new capacity planned by 2030, primarily from natural gas and energy storage [4] - The aging power grid is a critical issue, with investments mainly focused on replacement and reliability improvements [4] - The anticipated increase in power generation will necessitate a corresponding enhancement in grid infrastructure [4] Group 4: Investment Opportunities in Power Equipment - The electricity shortage in the U.S. presents opportunities for the power equipment industry, particularly for companies already established in the overseas supply chain [4][5] - Key areas of interest include solid-state transformers, energy storage solutions, and grid equipment exports [5] - Companies such as Sifang Electric, Sungrow Power, and others are highlighted as potential beneficiaries in the evolving power landscape [5]