Frequency changer

Known as: Converter, Frequency converter, Frequency converters 
A frequency changer or frequency converter is an electronic or electromechanical device that converts alternating current (AC) of one frequency to… (More)
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Papers overview

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Highly Cited
2013
Highly Cited
2013
The presence of electrical and mechanical faults in the induction motors (IMs) can be detected by analysis of the stator current… (More)
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Highly Cited
2008
Highly Cited
2008
This paper presents a novel soft-switching pulsewidth modulation (PWM) utility frequency ac to high frequency (HF) ac power… (More)
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2007
2007
This paper proposes two speed observers for high-performance induction machine drives, both adopting an online adaptation law… (More)
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Highly Cited
2006
Highly Cited
2006
The spectrum-estimation methods based on the Fourier transform suffer from the major problem of resolution. The methods were… (More)
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2004
2004
This paper proposes a new observer that computes the rotor speed of an induction motor by employing on-line a least-square… (More)
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2002
2002
The nonlinear optical response of semiconductor nanowires has potential application for frequency conversion in nanoscale optical… (More)
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1999
1999
A new digital architecture of the frequency-based multilayer neural network (MNN) with on-chip learning is proposed. As the… (More)
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1998
1998
Frequency conversion in nonlinear optical crystals, is an effective means of generating coherent light at frequencies where… (More)
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Highly Cited
1980
Highly Cited
1980
A new frequency converter design is proposed. The new converter is capable of sinusoidal waveforms at both input and output ports… (More)
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1976
1976
A new approach for applying forced commutation to a thyristor cycloconverter is presented. Using a known waveform synthesis… (More)
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