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A comparison study of modulation methods for three-phase dual-active-bridge converters in battery charging applications …
This paper compares some modulation techniques for three-phase Dual-Active-Bridge DC/DC converter. The methods under comparison include: conventional single-phase-shift (SPS), asymmetric duty-cycle control (ADCC) and symmetric duty-cycle control (SDM). All methods will be considered regarding several aspects: soft-switching range, output …
Analysis, Design, and Control of the Dual Active Bridge Converter …
The dual active bridge (DAB) converter, with its safety features like high-frequency galvanic isolation and bidirectional power flow, has become a promising solution for efficient EV …
Zero voltage switching non-isolated bidirectional DC–DC …
Non-isolated bidirectional dc–dc converters (NBDCs) are widely used in energy storage systems. However, the zero-voltage switching (ZVS) for NBDCs is hard to realize by adding auxiliary circuits. The auxiliary current should be larger than the filtering inductor current. Then the auxiliary current causes high conduction losses, which have …
High-current, high-voltage DC switching
Etoni dition 0122 4High-current, high-voltage DC switching Figure 3: The break process is shown exemplarily with U arc and I main as the voltage and current at the main contacts (left axis) and U coil and I coil as accordingly for the coil (right axis). I …
Bridging 12V and 48V in dual-battery automotive systems
12 V battery can produce alone. The 48 V answer to 12 V limits The new configuration consists of two separate branches. The traditional 12 V bus uses a conventional lead-acid battery for customary loads such as infotainment, lighting and windows; while
Design of a bidirectional DC/DC converter for a hybrid electric …
This paper proposes a Bidirectional DC/DC Converter topology and investigates its operation modes. The proposed converter can be used in hybrid electric …
A Variable Switching Frequency Control Method for a Dual-Active …
Abstract: This paper proposes a new control method for a dual-active-bridge (DAB) single-phase ac-dc converter with an active energy buffer circuit. The proposed control method …
A novel control strategy for dual active bridge bidirectional …
Therefore, this paper presents a novel design of a dual active bridge-based bidirectional converter with logical control for an electric vehicle application. The logical control of the …
High-current, high-voltage DC switching
Etoni Edition 01/22 3 igh-current, high-voltage DC switching 3. Methods of arc quenching There are several known methods to increase the arc voltage [2]: • Increase the arc length and reduce its diameter • Separate the arc into several segments• Cool the arc Gas
A comprehensive overview of the dc-dc converter-based battery charge balancing methods in electric vehicles …
Among them, Li-ion batteries are promising energy storage technology that has a higher energy density, specific energy and, specific power characteristics compared to other batteries. Also, because of having no memory effect, long life cycles and, no toxic materials such as lead, cadmium that will affect the environment, the lithium …
Sustainability | Free Full-Text | A Modulation Method for Three-Phase Dual-Active-Bridge Converters in Battery …
The Three-phase Dual-Active-Bridge (DAB3) converters are a common choice for quick charging stations for batteries in electric vehicles due to their high power density, versatility, and galvanic isolation capability. However, the DAB3 topology has limited soft-switching range, particularly under light load conditions when the voltage conversion …
Dual Battery Control System of Lead Acid and Lithium Ferro Phosphate with Switching …
The use of a dual battery system can save energy in a VLRA battery compare with a single VLRA battery by up to 68.62%, whereas in LFP battery by up to 29.48%. This means it gives the advantages of longer distances of traveling in electric vehicles. Keywords:
How to Install a Dual Battery System in a Vehicle
There are different types of batteries that can be used in a dual battery system, including lead-acid batteries, AGM batteries, and lithium batteries.The most common type of battery used in a dual battery system …
Dual Battery Control System of Lead Acid and Lithium Ferro Phosphate with Switching …
World Electr. Veh. J. 2021, 12, 4 2 of 16 using battery hybridization is to combine the advantages and eliminate the disadvantages of each other''s [6]. There are many energy storage hybridizations, for example, battery and supercapacitor [7,8], battery and fuel cell
A method for state-of-charge estimation of Li-ion batteries based on multi-model switching strategy …
In the new method, each particle has its own filter, thus provides better tracking and prediction of SOC. Validation experiments are carried out based on IFP1865140-type batteries developed by ...
Design and implementation of a novel zero‐current switching method …
The single-inductor dual-input dual-output is employed in the solar-energy-harvesting system []. ... 3.1 Determine desired input, battery charging method, and DC–DC mode In this algorithm, the battery is charged with the third output when the power of …
An SOC-Based Switching Functions Double-Layer Hierarchical Control for Energy …
In order to improve the control performance of state-of-charge (SOC) balance control and expand the application scenarios of SOC balance control, in this paper, an SOC-based switching functions double-layer hierarchical control is proposed for distributed energy storage systems in DC microgrids. Firstly, the switching functions in …
(PDF) Dual Battery Control System of Lead Acid and Lithium Ferro Phosphate with Switching Technique …
In this project, a dual battery control system with a combination of Valve Regulated Lead Acid (VRLA) and Lithium Ferro Phosphate (LFP) batteries was developed using the switching method.
Bidirectional soft-switching dc–dc converter for battery energy …
Soft switching can be maintained over a wide range of voltage and power levels, regardless of the energy transfer direction. Converter operation is described and theoretical findings were verified with experimental results obtained by means of a 300 W prototype operating at a switching frequency of 100 kHz and designed for integration of a …
Recent Advances on Sodium‐Ion Batteries and Sodium Dual‐Ion Batteries: State‐of‐the‐Art Na+ Host Anode Materials …
Meanwhile, a new energy storage device called sodium dual-ion batteries (SDIBs) is attracting much attention due to its high voltage platform, low production cost, and environmental benignity coming from the feature of directly using graphite as the cathode.
Switching Modulation Method for Current-Fed Dual-Active-Bridge Converter to Improve Power Conversion Efficiency …
A current-fed dual active bridge (CF-DAB) converter has attracted much attention in battery applications and energy storage systems (ESS) because of their zero-voltage-switching (ZVS) capability and high performance due to the high control degree of freedom. However, conventional switching algorithms cannot reduce the high current in low-side switches …
New coordinated drive mode switching strategy for distributed …
The proposed coordinated switching strategy uses stair-based transition function to perform drive mode commutations and power source switching''s within …
Design considerations, modelling, and control of dual‐active full …
Abstract: The dual active full bridge (DAFB) is one of the promising isolated DC/DC converter topologies that will play a significant role in the future of electric vehicle (EV) …
A comparison study of modulation methods for three-phase dual …
All methods will be considered regarding several aspects: soft-switching range, output current ripple, mode changing mechanism, root-mean-square switch current, etc. …
Hybrid Si + SiC Neutral-Point-Clamped Dual-Active-Bridge …
This paper presents a new PWM switching technique for controlling a bidirectional isolated DC-AC-AC converter along with its soft switching method.