EMTP model of a bidirectional cascaded multilevel solid state transformer for distribution system studies [PDF]
, 2017 This paper presents a time-domain model of a MV/LV bidirectional solid state transformer (SST). A multilevel converter configuration of the SST MV side is obtained by cascading a single-phase cell made of the series connection of an H bridge and a dual ...
Adabi Firouzjaee, Mohammad Ebrahim +3 more
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An analytical modeling and estimating losses of power semiconductors in a three-phase dual active bridge converter for MVDC grids [PDF]
, 2016 Due to the increasing installation of renewable and decentralized power sources, Medium-voltage dc (MVDC) grids has been considered for an alternative application to medium-voltage ac (MVAC) application.
Lee, Youngsil +3 more
core
Coordinated Control of Energy Storage in Networked Microgrids under Unpredicted Load Demands
, 2018 In this paper a nonlinear control design for power balancing in networked microgrids using energy storage devices is presented. Each microgrid is considered to be interfaced to the distribution feeder though a solid-state transformer (SST).
Chakrabortty, Aranya +3 more
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IEEE Open Journal of Power ElectronicsThis work presents an efficiency-oriented modulation and morphing strategy for a three-phase three-level dual active bridge converter operating across both 800 V and 400 V electric vehicle battery systems.
Lohith Kumar Pittala +6 more
doaj +1 more source
DC-Link Voltage Coordinated-Proportional Control for Cascaded Converter with Zero Steady-State Error and Reduced System Type [PDF]
, 2016 copyright 2015 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other users, including reprinting/ republishing this material for advertising or promotional purposes, creating new collective works for resale
Chen, Zhe +4 more
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Dual Channel Control with DC Fault Ride Through for MMC-based, Isolated DC/DC Converter [PDF]
, 2017 This study is sponsored by the Engineering and Physical Sciences Research Council (EPSRC) grant no EP/K006428/1, 2013.D. Jovcic and H. Zhang are with the School of Engineering, University of Aberdeen, AB24 3UE, U.K.
Jovcic, Dragan, Zhang, Huibin
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Active Power Sharing Control in Asymmetrical Bidirectional DC/DC Converter
IEEE Open Journal of Power ElectronicsIn many practical applications, such as electric vehicle charging and smart transformers, reverse power flow is significantly lower than forward power flow.
Lohith Kumar Pittala +5 more
doaj +1 more source
Dynamic and static performance optimization of dual active bridge DC-DC converters
Journal of Modern Power Systems and Clean Energy, 2017 High efficiency and fast dynamic response are two main control objectives for dual active bridge (DAB) DC-DC converters. Traditional extended phase shift (EPS) control can significantly enhance the conversion efficiency of DAB DC-DC converters by ...
Nie HOU +4 more
doaj +1 more source
Evaluation of isolated DC/DC converter topologies for future HVDC aerospace microgrids [PDF]
, 2017 High performance power conversion equipment is currently gaining an increasing interest for aircraft applications. In particular, isolated bidirectional DC/DC converters are often proposed for modern HVDC aircraft distribution systems. For such reason an
Costabeber, Alessando +4 more
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Analysis of Conducted EMI for Dual Active Bridge DC-DC Converter
Kongzhi Yu Xinxi Jishu, 2017 Electromagnetic interference phenomenon in dual active bridge (DAB) DC/DC converter which is widely used in power electronic transformer is complicated, and there has been lack of the relevant research on its internal mechanism.
LIU Hongbin, KANG Jinsong
doaj