Results 31 to 40 of about 46,746 (277)
World Electric Vehicle JournalBrushless DC motors are often used as traction motors in electric vehicles due to their high power density and efficiency. The dc-link electrolytic capacitor is the most vulnerable part of the brushless DC motor drive system, and it determines the ...
Zhongquan Qian +4 more
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Simulative Study to Reduce DC-Link Capacitor of Drive Train for Electric Vehicles
Energies, 2022 E-mobility is an emerging means of transportation, mainly due to the environmental impact of petroleum-based fuel vehicles and oil prices’ peak. However, electric vehicles face several challenges by the nature of technology.
Osama Majeed Butt +5 more
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Novel modulator for the hybrid two-cell flying-capacitor based ANPC converter [PDF]
, 2011 Among the multilevel converters present in the industry, the hybrid flying-capacitor based active-neutral-point-clamped converter is very recent. It presents good features such as high quality output voltage, high modularity and easy extension to achieve
García Franquelo, Leopoldo +4 more
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World Electric Vehicle JournalThis paper presents a carrier waves phase shifting method to reduce the dc-link capacitor current for a dual three-phase permanent magnet synchronous motor drive system.
Deniz Şahin, Bülent Dağ
doaj +1 more source
Journal of King Saud University: Engineering Sciences, 2017 In this paper theoretical and experimental analysis of an AC–DC–AC inverter under DC link capacitor failure is presented. The failure study conducted for this paper is the open circuit of the DC link capacitor.
Hadeed A. Sher +3 more
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IEEE Open Journal of Power Electronics, 2022 This study analyzes a single-phase hybrid multilevel dc-link (MLDCL) inverter, in which a dc-link with two capacitors is integrated into a single dc source.
Almachius Kahwa +2 more
doaj +1 more source
Voltage balancing in three-level neutral-point-clamped converters via Luenberger observer [PDF]
, 2014 This paper addresses the problems associated with the dc-link capacitor voltages of the three-level neutral-point-clamped power converter: the imbalance of the capacitor voltages as well as the presence of an ac-voltage low-frequency oscillation in the ...
Gordillo Álvarez, Francisco +5 more
core +2 more sources
A New Evaluation Circuit with a Low-Voltage Inverter Intended for Capacitors Used in a High-power Three-phase Inverter [PDF]
, 2016 016 IEEE Applied Power Electronics Conference and Exposition (APEC 2016), March 20-24, 2016, Long Beach, California, USADC-link capacitors in power electronic converters are a major constraint on improvement of power density as well as reliability ...
Hasegawa, Kazunori +2 more
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Energies, 2022 Electrolytic capacitor-less drive systems have a higher lifespan and reliability. However, the DC-link voltage of ECL drive systems has a sudden change under dynamic conditions, which results in a serious degradation of the drive system performance.
Chao Zhang +3 more
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Wide input-voltage range boost three-level DC-DC converter with quasi-Z source for fuel cell vehicles [PDF]
, 2016 To solve the problem of the mismatched voltage levels between the dynamic lower voltage of the fuel cell stack and the required constant higher voltage (400V) of the DC link bus of the inverter for fuel cell vehicles, a Boost three-level DC-DC converter ...
Li, Jing +6 more
core +1 more source