Results 261 to 270 of about 1,713,151 (356)

High-Frequency Transformer Design With Medium-Voltage Insulation for Resonant Converter in Solid-State Transformer

IEEE transactions on power electronics, 2023
A solid-state transformer can directly convert medium voltage to low voltage (e.g., 400 V) with minimized power-conversion stages. The transformer in the dc–dc module not only provides medium-voltage insulation but also significantly affects the power ...
Zheqing Li, E. Hsieh, Qiang Li, F. Lee
semanticscholar   +1 more source

Design and Optimization of an Integrated Resonant Inductor With High-Frequency Transformer for Wide Gain Range DC–DC Resonant Converters in Electric Vehicle Charging Applications

IEEE transactions on power electronics, 2023
Large-scale adoption of wide band gap semiconductors in switched-mode power converters enables miniaturization of power electronic systems. With switching frequencies approaching a few hundred kilohertz–megahertz range, efficient and compact design of ...
S. Mukherjee, P. Barbosa
semanticscholar   +1 more source

Multiphysics Digital Model of the High Frequency Transformer for Power Electronics Application Considering Electro-Thermal Interactions

IEEE transactions on power electronics, 2023
The high frequency transformer (HFT) applied in the power electronics operate under the combined stresses of high-frequency pulsewidth modulation (PWM) voltage and high temperature. The electro-thermal coupling effect can accelerate the aging process and
Zhaoxin Wang   +4 more
semanticscholar   +1 more source

Characterization of Partial Discharges in High-Frequency Transformer Under PWM Pulses

IEEE transactions on power electronics, 2022
Partial discharge (PD) is a phenomenon often occurring in insulation system defects (cavities), which can significantly affect life and reliability. While broad knowledge on PD phenomenology of high-frequency transformers (HFT) has been achieved under ac
Zhicheng Guo   +4 more
semanticscholar   +1 more source

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