国盛证券2026年电力设备业年度策略：AIDC和缺电为核心投资主线

Core Viewpoint - The report from Guosheng Securities highlights AIDC and power shortages as the main investment themes leading up to 2026, driven by increasing demand for HVDC solutions due to major internet companies' investments [1] Group 1: AIDC and HVDC Market Trends - The UPS market is steadily growing, with HVDC high-voltage direct current solutions identified as a definitive industry trend, and SST technology expected to accelerate the implementation of 800V HVDC systems [2] - By 2028, the power demand for data centers in the U.S. and globally is projected to reach 81GW and 125GW, respectively [2] - Nvidia plans to promote an 800V HVDC architecture starting in 2027 to support higher power density IT racks, utilizing solid-state transformers (SST) as a future distribution solution [2][3] Group 2: Power Supply and Demand Dynamics - The U.S. is facing a power shortage, with data center electricity demand expected to surge from 200 TWh to 640 TWh by 2035, equivalent to Germany's annual electricity consumption [4] - In Texas, there are numerous applications for data center electricity demand, but the grid can only accommodate about 1GW, indicating a significant gap in supply [4] - The aging U.S. transmission lines, many over 40 years old, require urgent upgrades and renovations to meet increasing demand [4] Group 3: Gas Turbine and Transformer Opportunities - The three major gas turbine manufacturers have orders extending to 2028, with a focus on components such as turbine blades and combustion chambers, indicating strong demand for these suppliers [5] - The global upgrade of electrical grids and the rising AI electricity demand are driving continuous demand for transformers, with China holding 60% of global transformer production capacity [5] Group 4: Diesel Generator Market - Diesel generators are becoming essential for data centers to maintain power continuity during outages, with a shift towards a seller's market for diesel generation as new infrastructure develops [6] - Domestic manufacturers are poised to seize opportunities as overseas diesel generator companies adopt a more conservative expansion strategy [6]