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Multi-Objective Unified Optimal Control Strategy for DAB Converters with Triple-Phase-Shift Control
To solve the problems of large current stress, difficult soft-switching of all switches, and slow dynamic response of dual active bridge converters, a multi-objective unified optimal control strategy based on triple-phase-shift control was proposed.
Jinhui Zeng +5 more
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Optimal Asymmetric Duty Modulation for Dual Active Bridge Converters with DC Blocking Capacitors
Aiming at the optimization of current stress with low voltage ratio and full ZVS, a control method combining variable duty cycle and phase shift was proposed based on dual active bridge (DAB) converters with DC blocking capacitors.
Peng Dai +3 more
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The Buck circuit is a common topology in DC-DC converter. The existing control strategies have the advantages of short modulation time and high dynamic performance, but they also have the disadvantages of poor active modulation of the working mode of the
Ning Li +5 more
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A sub-module branch current optimization strategy for M2S2DCT
A hybrid direct current transformer (DCT) with modular multilevel structure and series-connected switches experiences current spike in sub-module branch when using original control method.
ZHU Xuhao +3 more
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Minimum Return Power Control for Three-Level Dual Active Hybrid Full-Bridge DC-DC Converters
Hybrid three-level full bridge (H-TLFB) DC-DC converters increase the input voltage range by introducing a three-level bridge arm. Aimed at the problems of large power return and high current stress in the traditional dual phase shift control, a minimum ...
TAO Haijun, ZHANG Jinsheng, XIAO Qunxing, ZHENG Zheng
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Triple-Mode Average Current Control with Valley Current Shaping for DCM/CRM/CCM Boost PFC Converter
This paper presents a triple-mode average current control (TACC) strategy to achieve unity power factor and reduce the current stress for a boost PFC converter.
Liangliang Lu +7 more
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Performance Evaluation of Modulation Techniques in Single-Phase Dual Active Bridge Converters
This research presents a thorough comparison of different modulation techniques employed in dual active bridge (DAB) converters. The performance of a DAB converter is essentially affected by the modulation technique and the operating point, including ...
Negar Noroozi, Ali Emadi, Mehdi Narimani
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With the development of renewable energy, dual active half bridge (DAHB) has been widely used in renewable energy systems. For the purpose of reducing the damage caused by excessive current stress and improve the operation performance of the DAHB, this ...
Jianyu Zhang +5 more
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Direct power control of dual-active-bridge dc–dc converters based on unified phase shift control
Dual-active-bridge (DAB) dc–dc converters are the important part of the transformerless electric traction drive system in railway application. Also the dynamic characteristic of DAB converters in the electric traction drive system is very significant ...
Feng An, Wensheng Song, Kexin Yang
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Optimization of current stress for Dual Active Bridge converter based on power compensation control
With the rapid development and application of renewable energy, the advantages of DC distribution system are becoming more and more obvious. In the DC distribution system, the DC transformer is a component that connects different voltage DC bus and ...
Xinyu Cui, Feng Wang, Fang Zhuo
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