![Scientific and technical journal «Priborostroenie»](/images/mag-pr.png)
Power Converter with Active Suppression of Higher Harmonics for Aircraft Power Supply Systems
![Scientific and technical journal «Priborostroenie»](/images/mag-pr.png)
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Two active filtering algorithms for a power converter with active suppression of higher harmonics are presented. The first algorithm is based on the discrete Fourier transform: by means of a synthesized control system, the inverted measured higher voltage harmonics are fed to the input of the inverter. The second con-trol method is based on an algorithm using the principle of self-learning, which significantly reduces the need for computing resources. Active voltage filtering in both systems provides the required output voltage quality with a harmonic distortion factor of less than 5% over the entire load range. Results of modeling and experi-mental investigation of a power converter for aircraft power supply with a sine-filter at the output are present-ed.
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