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DC collection and transmission is one of the major development directions of large‐scale photovoltaic (PV) power system. In order to achieve low‐cost, high‐efficiency and long‐distance transmission of PV power, this paper adopted a DC grid‐connected ...
Fei Liu +5 more
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Quasi‐fixed frequency controlled phase modulation LCC resonant converter with a wide power range
The research on LCC resonant converters has become increasingly popular since the application of the zero‐voltage switching can improve the transmission ability and ensure the high efficiency of the power supplies. In this article, a novel quasi‐definite
Ying Feng, Dejun Kong
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Soft‐Switched Non‐Isolated Double‐Input High Step‐Up Converter With Low Input Current Ripple
This paper proposed a novel high step‐up converter with a dual‐input, single‐output DC–DC converter configuration. The design achieves a high conversion ratio while reducing voltage stress on switching devices and enhancing overall efficiency. The design
Hayder Ameer Hasan Al‐Ameedee +3 more
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This paper presents a non‐isolated single‐switch ultra‐high step‐up (UHSU) DC–DC converter with a three‐winding coupled inductor (CI) which is utilized to achieve ultra‐high voltage gain with a small amount of duty cycle leading to low conduction losses ...
Ali Nadermohammadi +5 more
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The DC–DC conversion stage of a three‐stage solid‐state transformer is the most challenging due to the combination of high power, medium voltage, and medium frequency. This combination also causes most of the losses in the DC–DC stage.
Saeid Khani +2 more
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Due to galvanic isolation, bidirectional power transmission and extensive voltage adjustment, dual active bridge (DAB) exerts significant interface between renewable sources and electric vehicle (EV) storage port. However, for DAB operations, under light
Jiachen Tian +4 more
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The demand‐side DC electricity‐using equipment and newly integrated renewables are driving the transformation of power distribution and utilization mode. The building system based on DC technology is emerging as a promising option.
Peiqian Guo +10 more
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Ripple‐Free Input Current Quadratic Converter Based on Watkin–Johnson Topology
This article proposes a power electronics converter capable of providing high voltage gain while keeping a high‐quality input current ripple operating with low duty cycle. The technique for achieving the zero input current ripple at a selected duty cycle
Brenda Lizeth Reyes‐García +5 more
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Two efficient three‐mode control strategies for four‐switch buck‐boost converters
The bidirectional DC‐DC conversion, as an important application scenario, places certain requirements on the topology structure. The four‐switch buck‐boost (FSBB) converter has received widespread attention due to its simple structure, flexible control ...
Da Zhang +5 more
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This paper proposes a novel bidirectional DC–DC converter with high voltage conversion ratio and capability of cancelling input current ripple. The proposed converter uses two coupled inductors and switched‐capacitor circuit to increase the voltage ...
Kazem Farajzadeh +3 more
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