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Circuit Designs to Lower Harmonic and Electromagnetic Noise
Suppresses Harmonic and Electromagnetic Interference Noise in Power Electronics and Power ConvertersThese circuit designs use energy mitigation to improve the conventional sinusoidal pulse width modulation (SPWM). This technique can dampen both current harmonic and electromagnetic circuit noise. The need for shielding electromagnetic interference continues...
Published: 6/27/2021
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Inventor(s): Shuo Wang, Hui Zhao, Le Yang, Yingjie Zhang
Keywords(s): electromagnetic interference prevention, Harmonic, Power Electronics
Category(s): Technology Classifications > Engineering > Electrical
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Four-Quadrant Modulation Design for More Controlled and Efficient Power Conversion
Increases Modulation Index Range of Selective Harmonic Elimination/CompensationThis circuit design based on four-quadrant modulation improves upon the main failing of both selective harmonic elimination/compensation (SHC/SHE), limited modulation index range. Conventional solutions that use SHC and SHE in power conversions to control undesired harmonics...
Published: 6/27/2021
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Inventor(s): Shuo Wang, Hui Zhao
Keywords(s): Power Converters, Power Efficiency, Power Electronics, Power systems
Category(s): Technology Classifications > Engineering > Electrical
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Nanocomposite Magnetic Cores for Advanced Manufacturing of High Performance Inductors and Transformers
Increases the Performance of the Power Electronic Components Used in Computing, Communication, Image Processing, Wireless/Mobile, Cloud, and Other Electronic DevicesThese nanocomposite materials, formed using unique nanoscale magnetic powder processing methods, boost electronic system performance by enhancing the soft magnetic cores of magnetic inductors...
Published: 6/27/2021
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Inventor(s): David Arnold, Jennifer Andrew
Keywords(s): Inductor, Nanoparticles, Nanotechnology, Power Electronics, Power Inductors, Power systems
Category(s): Technology Classifications > Engineering > Electrical, Technology Classifications > Engineering > Materials, Technology Classifications > Engineering > Mechanical, Technology Classifications > Others > Nanotech
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