Results 21 to 30 of about 262 (174)
IET Power Electronics, 2021 For three‐level inverters, hysteresis current control (HCC) has been widely used in applications such as active power filters due to its fast‐dynamic response, and it does not need to control each frequency separately with multiple controllers, which ...
Haifeng Wang +3 more
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An enhanced full‐feedforward strategy to mitigate output current harmonics in grid‐tied inverters
IET Generation, Transmission & Distribution, 2021 The grid‐tied inverters are the most vital components in renewable energy‐based power systems. Hence, maintaining the power quality of a grid‐tied inverter output within the standard range is an ongoing challenge in the power system.
Kiarash Gharani Khajeh +3 more
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A strategy for suppressing the torque ripple in three‐phase four‐switch inverter‐fed PMSM drives
The Journal of Engineering, 2021 This paper proposes a strategy to suppress the torque ripple based on three‐phase four‐switch (TPFS) inverter for the permanent magnet synchronous motor (PMSM) drives system to ensure safe and reliable operation in case of single‐phase open circuit of ...
Wenjing Fang +3 more
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IET Generation, Transmission & Distribution, 2021 This paper proposes an effective fault management scheme for medium‐voltage direct current (MVDC) networks, which includes a virtual‐impedance‐based fault current limiter (VI‐FCL) on the DC side and a positive‐negative‐sequence (PNS) control scheme on ...
Dongsen Sun +3 more
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IET Power Electronics, 2021 With large input line inductance and low dc‐link capacitance, the small dc‐link drive system shows an instability problem, which is mainly caused by LC resonance between the line side inductor and the dc‐link film capacitor.
Quan Yin +5 more
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Bidirectional multi‐resonant converter with a wide voltage range
IET Power Electronics, 2021 A bidirectional multi‐resonant DC/DC converter is proposed in this study. The structure of the converter is symmetrical, and the operating characteristics of the bidirectional operation mode are the same.
Qinglin Zhao +4 more
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A flux estimation method for three‐phase dual‐active‐bridge DC/DC converters
IET Power Electronics, 2021 This study proposes an estimation method of flux density in high‐frequency transformers of three‐phase dual‐active‐bridge transformers. The steady‐state analysis shows that the flux in the converter is different in Buck and Boost modes and depending on ...
Duy‐Dinh Nguyen +4 more
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Maximum power point tracking control for mechanical rectification wave energy converter
IET Renewable Power Generation, 2021 As a clean and renewable energy, wave energy has abundant reserves, and its reasonable development and utilization can effectively alleviate the problems of energy shortage and environmental pollution.
Jianan Xu +3 more
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IET Power Electronics, 2021 When dealing with power factor correction (PFC) rectifiers that require the use of high filter capacitances, conventional small‐signal modelling techniques are not capable of reproducing the converter behaviour accurately owing to the impact of the low ...
Dênis de C. Pereira +5 more
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Modelling and performance evaluation of diode‐assisted impedance source networks
IET Power Electronics, 2021 This paper deals with a family of two‐ and three‐windings coupled inductor‐based impedance source networks. They have been basically derived from the successful quasi‐Y‐source network (q‐YSN) by replacing one of its capacitors with a diode with different
Hamed Rezazadeh +2 more
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