Start-Up Scheme for Dual-Active-Bridge Based 10KV Power Electronics Transformer in PV Application

Author(s):  
Tao Liu ◽  
Yang Xuan ◽  
Yang Li ◽  
Lang Huang ◽  
Wenjie Chen ◽  
...  
IEEE Access ◽  
2019 ◽  
Vol 7 ◽  
pp. 146914-146921 ◽  
Author(s):  
Puyu Wang ◽  
Qingwen Mou ◽  
Xing Liu ◽  
Wei Gu ◽  
Xuan Chen

2016 ◽  
Vol 64 (4) ◽  
pp. 887-896 ◽  
Author(s):  
M. Korzeniewski ◽  
K. Kulikowski ◽  
J. Zakis ◽  
M. Jasinski ◽  
A. Malinowski

Abstract Continuous development of intelligent network applications drives the demand for deployment-ready hardware and software solutions. Such solutions are highly valued not only by distributed producers of energy but by energy consumers as well. The use of intelligent network applications enables the development and improvement of the quality of services. It also increases self-sufficiency and efficiency. This paper describes an example of such device that allows for the control of a dual active bridge (DAB) converter and enables its remote control in real time over an IP-based network. The details of both hardware and software components of proposed implementation are provided. The DAB converter gives a possibility to control and manage the energy between two DC power systems with very different voltage levels. Not only information, but also the quality of energy, the direction of power flow, and energy storage systems can be easily controlled through an IP-based network and power electronics converters. Information technology, together with intelligent control of power electronics technology, provides a flexible solution, especially for sustainable smart grids.


2020 ◽  
Vol 1626 ◽  
pp. 012064
Author(s):  
Guofu Chen ◽  
Xiaobin Mu ◽  
Xiang Wang ◽  
Honglin Jiao ◽  
Ruixiang Hao ◽  
...  

Author(s):  
Fumiya Hattori ◽  
Jun Imaoka ◽  
Manabu Ishitobi ◽  
Shinichiroh Nagai ◽  
Masayoshi Yamamoto
Keyword(s):  

Energies ◽  
2020 ◽  
Vol 13 (10) ◽  
pp. 2540
Author(s):  
Mena ElMenshawy ◽  
Ahmed Massoud

Electric Vehicles (EVs) play a significant role in the reduction of CO2 emissions and other health-threatening air pollutants Accordingly, several research studies are introduced owing to replacing conventional gasoline-powered vehicles with battery-powered EVs. However, the ultra-fast charging (UFC) of the battery pack or the rapid recharging of the battery requires specific demands, including both: the EV battery and the influence on the power grid. In this regard, advanced power electronics technologies are emerging significantly to replace the currently existing gas station infrastructures with the EV charging stations to move from conventional charging (range of hours) to UFC (range of minutes). Among these power electronics conversion systems, the DC-DC conversion stage plays an essential role in supplying energy to the EV via charging the EV’s battery. Accordingly, this paper aims to present possible architectures of connecting multiple Dual Active Bridge (DAB) units as the DC-DC stage of the EV fast charger and study their Small-Signal Modeling (SSM) and their control scheme. These are, namely, Input-Series Output-Series (ISOS), Input-Series Output-Parallel (ISOP), Input-Parallel Output-Parallel (IPOP), and Input-Parallel Output-Series (IPOS). The control scheme for each system is studied through controlling the output filter inductor current such that the current profile is based on Reflex Charging (RC). The main contribution of this paper can be highlighted in providing generalized SSM as well as providing a generalized control approach for the Input-Series Input-Parallel Output-Series Output-Parallel (ISIP-OSOP) connection. The generalized model is verified with three different architectures. The control strategy for each architecture is studied to ensure equal power sharing, where simulation results are provided to elucidate the presented concept considering a three-module ISOS, IPOP, ISOP, and IPOS DC-DC converters.


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