Solar Power & Energy Storage Solutions
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Vibration and Noise Optimization of Variable-Frequency …
The high-frequency electromagnetic noise caused by a frequency converter power supply has become the main composition of the vibration and noise of frequency-converter …
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(PDF) Vibration and noise characteristics of an …
From this study, observations from NVH tests on an EV inverter is highlighted in frequency range where relatively high vibration …
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Analysis of high-frequency oscillation mechanism of inverter …
Inverter-driven asynchronous motor loads represent typical operational scenarios in shipboard integrated power systems. The inverter’s output impedance characteristics are …
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Discontinuous PWM strategy with frequency modulation …
The vibration results and quality parameters of the inverter output waveform obtained through the proposed modulation technique will be compared with results from other …
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High-frequency vibration suppression and current balance
The problem of large-capacity multiphase motor system high-frequency vibration and noise caused by pulse-width modulation (PWM) is prominent. At present, carrier phase …
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Vibration and noise characteristics of an …
Hence it can be concluded that AC current ripples cause high level of vibration and acoustic noise response around switching frequency …
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High-Frequency Electromagnetic Vibration Analysis and …
The utilization of inverters and pulse width modulation (PWM) technology in driving permanent magnet synchronous motors (PMSMs) introduces high-frequency sideband …
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(PDF) Vibration and noise characteristics of an inverter for …
From this study, observations from NVH tests on an EV inverter is highlighted in frequency range where relatively high vibration and noise levels were present.
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Vibration and noise characteristics of an inverter for ...
Hence it can be concluded that AC current ripples cause high level of vibration and acoustic noise response around switching frequency of inverter. This testing helped to pinpoint …
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Vibration and Noise Optimization of Variable …
The high-frequency electromagnetic noise caused by a frequency converter power supply has become the main composition of …
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High frequency vibration of inverter-fed PMSM and its …
The high-frequency vibration experiments are conducted on a surface mounted 8-pole and 12-slot PMSM. The high-frequency vibrations near switch frequency and its multiples are main …
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Analysis of Efficiency and Noise, Vibration, and Hardness
This study investigates the efficiency and noise, vibration, and harshness (NVH) characteristics of electric vehicle (EV) powertrains based on three key Pulse Width Modulation …
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Review of High-Frequency PWM Acoustic Noise Suppression …
Permanent magnet synchronous motors (PMSMs) driven by voltage source inverters (VSIs) with pulse width modulation (PWM) are widely used. Given the impact of …
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