In solar based distributed generation systems bidirectional DC/DC converters (BDC) are inevitable for the control of power flow between storage units and the DC bus. Wide range of voltage gain is the key feature needed for a BDC for such applications. This paper reviews different BDC topologies with switched capacitor technology for attaining wide range of …
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Learn MoreA new ZVS-ZCS bidirectional DC-DC converter is proposed, which provides high output voltages 80v–180v. With proposed ZVS-ZCS concept, the MATLAB simulation results of the application to a fuel cell and battery application have been obtained and compared with those of ZVS bidirectional and applications in order to show the excellent performance of …
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Learn MoreA DC power source contains two terminals that are connected to a circuit in order to supply electric power provides a potential difference, or voltage, across these terminals. This potential difference pushes electrons into a …
Learn MoreIn this paper, a Series Partial Power dc-dc Converter (S-PPC) is compared with Buck-Boost Full Power dc-dc Converter (BBFPC) as an interface between Battery Energy Storage System (BESS) and dc microgrid. To achieve a fair and accurate result, several Key Performance Indicators (KPI) are considered. non-active power processing, Component …
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Learn MoreA two-stage hybrid power management unit (PMU) is presented with a highly-efficient novel ON-OFF LDO as the second stage and uses a switched-capacitor dc-dc divider as the first stage. The design targets IoT applications that operate across a wide range of load from sub-microwatt to 100''s of microwatts. The first stage provides a step …
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Learn MoreAbstract: In this paper, the design, control and power management of a dual active bridge (DAB) converter for an electric vehicle (EV) battery charging system is presented. The DAB topology is widely used in EV battery charging and DC microgrid (DCMG) applications due to its bidirectional power flow potentiality, galvanised isolation and implicit zero voltage …
Learn MoreThe DC-DC Buck converter is a widely used power electronic converter topology for voltage reduction applications. Traditional control methods for achieving Constant Current (CC) /Constant Voltage (CV) regulation often rely on complex feedback loops and parameter tuning, making them susceptible to varies in load conditions and component variations. …
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Learn MoreAbstract: This paper presents a new zero-voltage-switching (ZVS) bidirectional dc-dc converter. Compared to the traditional full and half bridge bidirectional dc-dc converters for the similar applications, the new topology has the advantages of simple circuit topology with no total device rating (TDR) penalty, soft-switching implementation without additional …
Learn MoreVoltage source inverters generally feed the traction motor from a battery in automotive applications. By implementing a DC/DC converter between battery and inverter, the DC-link voltage is adjustable. This paper discusses the benefits of the variable DC-link voltage as an additional degree of freedom for a loss minimized control of electric drives in …
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Learn MoreBattery charging and discharging requires a high-performance power electronics based converter interface namely with electrical isolation, high efficiency and fast dynamics. This paper analyses and discusses the battery interfacing using the dual active bridge with phase shift control for a bidirectional DC-DC converter. This converter …
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Learn MoreA DC power source contains two terminals that are connected to a circuit in order to supply electric power provides a potential difference, or voltage, across these terminals. This potential difference pushes electrons into a circuit on at the negative terminal, also called the anode.Simultaneously, it pulls electrons out of the circuit at the positive terminal, also …
Learn MoreDC batteries are essential components in numerous devices, from portable electronics to large-scale power systems. Understanding the intricacies of DC batteries is crucial for both consumers and industry professionals alike. In this comprehensive guide, we''ll delve into the workings of DC batteries, exploring their types, applications, …
Learn MoreThis paper proposes and analyzes a partial-power (PP) converter for electric vehicle charging applications, where high efficiency over a wide range of battery voltages is required. The proposed converter employs a first dual-output isolation stage and a second dual-input buck post-regulator. In such a post-regulator, only a fraction of the transferred …
Learn MoreA DC battery, or Direct Current battery, is a kind of electrical energy storage that gives off direct current for use in various applications. 2. How does a DC battery work? A DC Battery changes chemical energy into electrical energy. It uses this power to provide voltage and capacity for many devices. 3. What are the kinds of DC batteries ...
Learn MoreThis paper proposes a high-efficiency low-ripple dual-mode switched-capacitor (SC) DC-DC converter for low-power IoT and wearable device applications. A hybrid self-biased current scheme (HSBC) is developed to achieve low output voltage ripple and fast response. Two supply voltage domains of HSBC and clock drive controller circuit are introduced to …
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Learn MoreThis paper proposes a three-port soft-switched DC-DC converter integrating solar photovoltaic (SPV) source, battery energy storage system (BESS), and DC load. The proposed converter modifies the basic phase-shifted full bridge (PSFB) DC-DC converter topology with the addition of a link inductor to create a three-port converter …
Learn MoreThis paper presents supercapacitor (SCAP) and battery modeling with an original energy management strategy in a hybrid storage technology. The studied dc power supply is composed of SCAPs and batteries. SCAPs are dimensioned for peak power requirement, and batteries provide the power in steady state. A bidirectional dc/dc …
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