The addition of flexural stiffeners on the transformer cover plates was explored as a means to stiffen the base of the bushings and mitigate their seismic vulnerability. Numerical and experimental ...

As modern society takes uninterrupted electricity supply for granted, electrical utility providers are increasingly measured by the reliability of the infrastructure used to deliver power to consumers ...

Note: All Code references are based on the 2014 NEC. The NEC has separate sections for transformer feeder protection and transformer protection. Article 240 lists requirements for transformer feeder ...

Distribution transformers must adhere to NEC and NFPA 70 standards, with specific requirements for overcurrent protection, grounding, and installation based on ...

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Power transformers are often the main source of common-mode noise in isolated switching power converters. Why? Because inside the transformer, the windings on the primary and secondary sides of the ...

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