A typical Hydro-Québec substation showing only one of the installed grid transformers. Hydro-Québec has more than 2,000 grid and GSU transformers with an average age of more than 30 years in operation ...

Transformers are critical parts of the electric power grid, and transformer components such as bushings and tap changers are crucial for ensuring the reliability and safety of transformers in service.

Keeping the nation’s lights on is no small job. The grid we take for granted involves large, expensive equipment, most notably power transformers. If one goes down, it can take more than a year to ...

Keywords: High voltage bushing structures. Seismic performance. Stiffening techniques. Vulnerability. Damage mitigation. Numerical simulations. Shaking table tests ...

Keywords: Seismic performance evaluations. High voltage transformers. Bushings. Simplified models. Lifelines. Boundary conditions. Dynamic behaviors. Global ...

Growing use of efficient power systems drives demand for advanced transformer bushings, enhancing grid reliability and reducing energy loss. Growing investments in power infrastructure and renewable ...