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Free Expert Guides on Power Systems, Circuit Design & Electrical Troubleshooting

Access free engineering resources from IEE Business—covering power design, circuit layout, equipment selection, and troubleshooting. Expert-developed guides help engineers, procurement, and project teams make better decisions. Stay ahead on smart grids, renewables, efficiency, and AI tools. Improve reliability, reduce downtime, and enhance outcomes with real-world solutions. Explore our knowledge hub today.
Chinese Gas-Insulated Switchgear Enables Commissioning of Longdong-Shandong ±800kV UHV DC Transmission Project
On May 7, China's first large-scale integrated wind-solar-thermal-storage comprehensive energy base UHV transmission project—the Longdong~Shandong ±800kV UHV DC transmission project—was officially energized and put into operation. The project has an annual transmission capacity exceeding 36 billion kilowatt-hours, with new energy sources accounting for more than 50% of the total. After commissioning, it will reduce carbon dioxide emissions by approximately 14.9 million tons annually, contributin
12/13/2025
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Research and Analysis on Drone-Based Replacement Technologies for Ultra-High-Voltage Transmission Line Maintenance
In a certain region, after maintenance of ultra-high-voltage (UHV) transmission lines, the following issues were identified: existing drones lack sufficient performance to meet the current large-scale and extensive inspection and maintenance demands of UHV lines. In practical operations, drones exhibit inadequate endurance, limited image acquisition capability, and poor electromagnetic interference (EMI) resistance, which negatively impacts inspection effectiveness and prevents accurate identifi
11/18/2025
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