نتایج جستجو برای: parallel dc

تعداد نتایج: 278672  

Journal: : 2021

Abstract In electric vehicles battery life can be prolonged by using hybrid energy storage systems (HESS ), which combine high density batteries with supercapacitors, characterized power density. This paper deals the control of electronic converters from an active parallel HESS. The load HESS is electrical motor drive vehicle. interfaces between DC-link and sources are four-phase bidirectional ...

This paper presents a novel topology of single-phase multilevel inverter for low and high power applications. It consists of polarity (Level) generation circuit and H Bridge. The proposed topology can produce higher output voltage levels by connecting dc voltage sources   in series and parallel. The proposed topology utilizes minimum number of power electronic devices which helps in reduction o...

Journal: :Journal of modern power systems and clean energy 2023

Direct current (DC) microgrid consists of many parallel power converters that share load currents through the inductance DC/DC converters. Usually, parameters are dependent on physical implementation system, and their values may not match nameplates. Such disparities could lead to unequal response characteristics which can potentially reduce performances DC operation. This paper proposes a robu...

Journal: :IEEE Transactions on Power Systems 2022

The increasing complexity of modern AC/DC power systems poses a significant challenge to fast solution large-scale transient stability simulation problems. This paper proposes the hybrid parallel-in-time-and-space (PiT+PiS) on CPU-GPU platform thoroughly exploit parallelism from time and spatial perspectives, thereby fully utilizing parallel processing hardware. respective electromechanical ele...

2006
K.-D. Wu J.-C. Wu H.-L. Jou C.-Y. Chen

The parallel operation of several low-capacity inverters is better than a singular highcapacity inverter owing to the advantages of better extensibility and reliability. A simplified control method for parallel-connected inverters is proposed, which can balance the current distribution among the parallel-connected inverters with no interconnected communication lines. To verify the performance o...

2016
A. S. Viswanathan

An electric vehicle (EV), otherwise called as an electric drive vehicle uses one or more electric motors or traction motors to create the driving force needed for motion. Considering the power supply for vehicle computer and electronics, battery and DC-DC converter is required. To achieve the required voltage levels, power converters and inductances are required. Resonant converters are popular...

2013
Mohammad Ali Tavakkoli Ahmad Radan Houshang Hassibi

Complex circuitry of electronic infrastructure of compact micro-grids with multiple renewable energy sources feeding the loads using parallel operation of inverters acts as a deterrent in developing such systems. This paper deals with applicable techniques reducing the driving circuits in parallel power inverters used in micro-grid system (MGS), mainly focused on the distributed generation (DG)...

2014
Bor-Ren Lin Jeng-Yu Chen

Abstract – A novel parallel three-level zero voltage switching (ZVS) DC converter is presented for medium voltage applications. The proposed converter includes three sub-circuits connected in parallel with the same power switches to share load current and reduce the current stress of passive components at the output side. Thus, the size of the output chokes is reduced and the switch counts in t...

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