A bidirectional resonant converter based on wide input
However, th converter must have nominal input voltage of 30V and less to be operated under the normal AC switc operation in order to be produced by inverter for AC output voltage of 120Vac
A new method for the design of a bidirectional inverter based on the sinusoidal pulse-width modulation principle and the use of a low-cost and lightweight ferrite-core transformer is presented.
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However, th converter must have nominal input voltage of 30V and less to be operated under the normal AC switc operation in order to be produced by inverter for AC output voltage of 120Vac
Mar 3, 2023 · Wide input range applications regularly require a wide gain range to maintain a constant output under different input voltages. The most common scenario is the photovoltaic
Mar 3, 2023 · To achieve a wide voltage regulation range and narrow fs range simultaneously, different control strategies have been studied in the literature –. In , an asymmetric
Jan 1, 2015 · Abstract This paper proposes a high-efficiency bidirectional dual-active-bridge (DAB) inverter using a novel hybridmodulation for a stand-alone power generating system with a low
Dec 10, 2023 · This paper proposes a new wide range bidirectional buck-boost dc-dc converter with improved voltage gain in either forward (discharging) or
Oct 13, 2020 · It can provide regulated load voltage and also operates under wide range of input voltage variation. The operation of the proposed inverter is analyzed briefly along with the
Sep 11, 2019 · Therefore, a straightforward and simple operation is possible. In addition, the Y-inverter allows for continuous output AC voltage waveforms, eliminating the need of additional
Mar 1, 2018 · Phase-modular buck–boost dc/ac inverters extend the voltage conversion range of conventional buck-type inverter topologies, and accordingly offer significant advantages for
Oct 18, 2017 · A promising solution is the three-level DC-DC converter , that is capable of operating at high efficiency over wide load and high voltage transformation ranges.
3 days ago · This research presents a novel bidirectional DC-DC converter for energy storage systems, featuring higher voltage conversion, lower component stress, and wide-range soft
Nov 27, 2024 · The super capacitors operate at a very lower voltage compared with the dc-link of the inverter and moreover, they may persist a wide range of voltage swings depending on their
Apr 2, 2025 · In order to balance the bipolar dc voltage and avoid dc bias for high-frequency transformer under unbalanced load conditions, a bipolar dc–dc converter is proposed. With the
Jul 27, 2025 · By combining the two working modes, the proposed inverter achieves uniform distribution of duty ratio under single/dual-input with a wide range of input voltage, and thereby
Feb 1, 2017 · Several asymmetrical configurations for the proposed topology are presented, while using a suitable input voltage for the two cascaded CHB-2bs cells can provide an output
Sep 19, 2022 · Therefore, this review aims to explore recent developments in bidirectional inverter technologies and the associated challenges imposed on
Oct 27, 2023 · However, the converter must have nominal input voltage of 30V and less to be operated under the normal AC switch operation in order to be produced by inverter for AC
Jul 30, 2024 · Abstract In this paper, a novel non-isolated bidirectional dc-dc converter (NBDC) is proposed. Compared with other topologies proposed recently, the proposed converter has the
May 5, 2021 · Abstract Variable-speed drive (VSD) systems should feature high power density and low installation costs, offer wide input and/or output voltage/motor speed ranges and
Apr 26, 2016 · The full-bridge inverter is used to rectify the AC input voltage to a DC voltage and switches at the line frequency. The bidirectional non-inverting buck-boost converter is
Sep 11, 2019 · The Z-source inverter utilizes a unique impedance network and shoot-through zero states to boost the voltage of the capacitors of the Z-source network, but suffers from
Dec 5, 2024 · This paper presents the analysis and design of an isolated bidirectional DC-DC converter for applications where both input and output
Aug 3, 2023 · This paper proposes an architecture for a bidirectional DC-DC converter consisting of interleaved Buck/Boost converter and LLC converter (DCX). The traditional DC-DC
Dec 24, 2020 · This article proposes a novel bidirectional isolated dc-dc converter with high voltage gain and wide input voltage, which can be applied to bidirectional power conversion
Feb 3, 2025 · In this paper, a wide voltage gain LLC resonant converter based on topology reconfiguration is proposed. The primary inverter bridge can be configured as a full bridge or a
Oct 29, 2015 · A new method for the design of a bidirectional inverter based on the sinusoidal pulse-width modulation principle and the use of a low-cost and lightweight ferrite-core
Oct 29, 2015 · The inverter is controlled by two minimum-time feedback loops, providing relatively low output voltage distortion (less than 2% for DC input higher than 24V) and good load
Aug 2, 2023 · In discharge mode, the peak efficiency is 98.1% at full load with an input voltage of 150 V, an output voltage of 300 V, and a power of 5 kW. In the field of electric vehicles, DC-DC
Mar 26, 2025 · This paper introduces a comprehensive model for a bidirectional Buck-Boost DC-DC converter of type D1, characterized by continuous input current, designed to integrate
Jul 21, 2020 · The proposed topology utilizes a bidirectional switch (AC switch) to regulate the input voltage in a wide range. This study shows that the existing
5 days ago · The converter utilizes the boost-type input structure to limit the ripple current of the FCs and hybrid full-bridge structure , to change operating modes in terms of the
Jul 27, 2025 · As a result, the reliability and overall conversion efficiency are improved accordingly. By combining the two working modes, the proposed inverter achieves uniform
Aug 3, 2023 · To achieve a high efficiency while ensuring a very wide input voltage or output voltage range as well as a bidirectional power flow, these two power converters are internally
Jul 15, 2024 · In this article, a modified isolated bidirectional buck-DAB converter is proposed to construct partial power transmission characteristics of the front
Dec 17, 2024 · The bidirectional inverter connected to the grid is a crucial component of DC distribution systems, however its operation can have an
Dec 12, 2024 · A Two-Stage Bidirectional DC–DC Converter With a Wide Output Voltage Range for DC Fast Charging Stations in E-Mobility Applications Published in: IEEE Journal of
Apr 29, 2020 · To achieve tight voltage regulation and fully utilize the advantages of LLC DCX operation under bidirectional isolated power application, a single-stage DAB-LLC hybrid
May 22, 2019 · This paper presents novel single-phase single-stage buck–boost inverters. The proposed inverters provide buck–boost operation for a wide variation of the input
Aug 31, 2017 · Abstract— Now a days DC-DC converter plays a vital role in power industries to regulate the DC voltage. This paper focuses on comparison between the Grid Connected
The implementation of bidirectional power flow by connecting a flyback converter at the output of a DC/DC converter type inverter to transfer the reac- tive power back to the DC input source results in increased output voltage distortion due to the delay associated with the reactive power sensing and control.
They can pro- duce low-distortion output voltage (THD less than 2% for DC input equal to or higher than 24V), good load regula- tion (better than 2%) and relatively high efficiency (from 80 to 85%) over a wide output power range (75 to 200W). The inverters can operate over an input voltage range from 23 to 28V.
A bidirectional DC-DC converter is a device that can realize the bidirectional flow of DC energy, and its input voltage polarity is unchanged, but the direction of the input and output currents is changed, which can achieve two-quadrant operation [3, 4]. Functionally, it can be seen as consisting of two unidirectional DC-DC converters.
The inverters can operate over an input voltage range from 23 to 28V. The output frequency may be easily adjusted over a wide range (in applications requiring line voltages of 50, 60 or 400Hz), since the operation of the transformer and the switching bridges is independent of the reference sine wave frequency.
An inverter design method based on the use of a converter to convert the direct input voltage to rectified sine wave and a power bridge to produce the alternating output voltage, shown in Fig. 1 b
Input voltage = 24V, real power absorbed by the load = 114W and power factor = 0.9; scales: output voltage 100V/div; output current 0.5A/div; time 2ms/div (i) Output voltage (ii) Output current IEE Proc.-Electr. Power Appl., Vol. 148, No. 4, July 2001321 Fig. 13. The inverter efficiency is 78.7% and the output voltage THD is 1.6%.