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Robust Passivity-Based Control of Boost Converters in DC Microgrids [article]

Michele Cucuzzella, Riccardo Lazzari, Yu Kawano, Krishna C. Kosaraju, Jacquelien M.A. Scherpen
2019 arXiv   pre-print
This work deals with the design of a robust and decentralized passivity-based control scheme for regulating the voltage of a DC microgrid through boost converters.  ...  A Krasovskii-type storage function is proposed and a (local) passivity property for DC microgrids comprising unknown 'ZIP' (constant impedance 'Z', constant current 'I' and constant power 'P') loads is  ...  Differently, in this letter we design a robust and decentralized passivity-based control scheme for regulating the voltage of a DC microgrid through boost converters, the dynamics of which are nonlinear  ... 
arXiv:1902.10273v2 fatcat:5izuulepfzh3jeenjt5ahw627q

Robust Passivity-Based Control of Boost Converters in DC Microgrids⋆

Michele Cucuzzella, Riccardo Lazzari, Yu Kawano, Krishna C. Kosaraju, Jacquelien M. A. Scherpen
2019 2019 IEEE 58th Conference on Decision and Control (CDC)  
This paper deals with the design of a robust and decentralized passivity-based control scheme for regulating the voltage of a DC microgrid through boost converters.  ...  A Krasovskii-type storage function is proposed and a (local) passivity property for DC microgrids comprising unknown ZIP (constant impedance 'Z', constant current 'I' and constant power 'P') loads is established  ...  This clearly shows the robustness of the proposed controller with respect to unknown loads.  ... 
doi:10.1109/cdc40024.2019.9029657 dblp:conf/cdc/CucuzzellaLKKS19 fatcat:xxjdrrmoazfxxgr4feegq3j5s4

A power consensus algorithm for DC microgrids

Claudio De Persis, Erik R.A. Weitenberg, Florian Dörfler
2018 Automatica  
A novel power consensus algorithm for DC microgrids is proposed and analyzed. DC microgrids are networks composed of DC sources, loads, and interconnecting lines.  ...  We establish convergence to the set of equilibria, where weighted power consensus is achieved, as well as preservation of the weighted geometric mean of the source voltages.  ...  ''Smart Grids'' under the auspices of the project ''Energy management strategies for interconnected smart microgrids'' and by the STW Perspectief program ''Robust Design of Cyber-physical Systems'' under  ... 
doi:10.1016/j.automatica.2017.12.026 fatcat:sak2bwwzefdjhihapmcbmkleia

Robust Voltage Stabilization Controller for Uncertain DC Microgrids

Juwon Lee, Hyo-Sung Ahn, Juhoon Back
2021 IEEE Access  
CONCLUSION We have presented a new voltage stabilization controller for DC microgrids that are subject to unknown loads and model uncertainties.  ...  A consensus-based secondary controller is presented in [15] where a DC microgrid with ZIP (constant impedance, constant current, and constant power) loads is considered.  ... 
doi:10.1109/access.2021.3096233 fatcat:7mwou4hrwjhpvodsvdnfq5hr24

A Unified Passivity-Based Framework for Control of Modular Islanded AC Microgrids [article]

Felix Strehle, Pulkit Nahata, Albertus Johannes Malan, Sören Hohmann, Giancarlo Ferrari-Trecate
2021 arXiv   pre-print
Voltage and frequency control in an islanded AC microgrid (ImGs) amount to stabilizing an a priori unknown ImG equilibrium induced by loads and changes in topology.  ...  , current, power (ZIP) and exponential (EXP) loads, and inverter-based distributed generation units (DGUs) controlled with different types of primary controllers.  ...  As DGUs commonly comprise intermittent renewable energy sources and storage devices operating in DC, they interface with the remaining AC microgrid via controllable DC-AC voltage source inverters (VSIs  ... 
arXiv:2104.02637v1 fatcat:x4gofsje5baz7feo7ruxxlq6vm

A Scalable Port-Hamiltonian Approach to Plug-and-Play Voltage Stabilization in DC Microgrids [article]

Felix Strehle, Martin Pfeifer, Albertus Johannes Malan, Stefan Krebs, Sören Hohmann
2020 arXiv   pre-print
One of the major challenges of voltage stabilization in converter-based DC microgrids are the multiple interacting units displaying intermittent supply behavior.  ...  In this paper, we address this by a decentralized scalable, plug-and-play voltage controller for voltage-source converters (VSCs) at primary level.  ...  For voltages above 0.7V 0 (V 0 : nominal microgrid voltage), we use the static, polynomial ZIP model.  ... 
arXiv:2002.05050v1 fatcat:wgr2cothz5ftzghh3rf5obdq6y

Voltage Stabilization in Microgrids via Quadratic Droop Control

John W. Simpson-Porco, Florian Dorfler, Francesco Bullo
2017 IEEE Transactions on Automatic Control  
All results hold for arbitrary grid topologies, with arbitrary numbers of inverters and loads. Numerical results confirm the robustness of the controller to unmodeled dynamics.  ...  We consider the problem of voltage stability and reactive power balancing in islanded small-scale electrical networks outfitted with DC/AC inverters ("microgrids").  ...  The authors would like to thank Marco Todescato, Basilio Gentile and Sandro Zampieri for fruitful conversations.  ... 
doi:10.1109/tac.2016.2585094 fatcat:xlum3lhhwnazjocctfcyoptrmm

A Robust Consensus Algorithm for Current Sharing and Voltage Regulation in DC Microgrids [article]

Michele Cucuzzella, Sebastian Trip, Claudio De Persis, Xiaodong Cheng, Antonella Ferrara, Arjan van der Schaft
2018 arXiv   pre-print
In this paper a novel distributed control algorithm for current sharing and voltage regulation in Direct Current (DC) microgrids is proposed.  ...  The DC microgrid is composed of several Distributed Generation units (DGUs), including Buck converters and current loads.  ...  SM control is appreciated for its robustness property against a wide class of modelling uncertainties and external disturbances, commonly present in DC microgrids.  ... 
arXiv:1708.04608v2 fatcat:zxse6bpmyba2nkga7v4tid6z4m

Modeling and Control of Smart Standalone Microgrids within Cyber Physical System Frameworks [article]

Meher Preetam Korukonda
2022 arXiv   pre-print
In this thesis, a generic structure of an AC-DC hybrid microgrid is considered which is subdivided into various AC and DC counterparts.  ...  The first two contributions propose adaptive control schemes on the primary level of control in the hybrid microgrid.  ...  Acknowledgements Acknowledgements List of Figures List of Tables  ... 
arXiv:2203.00970v1 fatcat:qvh5isppqvaspouqinhhmp62se

Distributed Averaging Control for Voltage Regulation and Current Sharing in DC Microgrids

Sebastian Trip, Michele Cucuzzella, Xiaodong Cheng, Jacquelien Scherpen
2019 IEEE Control Systems Letters  
CONCLUSIONS AND FUTURE RESEARCH In this letter, a distributed control scheme is proposed for proportional current sharing and average voltage regulation in DC microgrids with unknown current loads.  ...  The energy source of each DGU is represented by a DC voltage source that supplies a local load through a DC-DC buck converter.  ... 
doi:10.1109/lcsys.2018.2857559 fatcat:xljkjwtdpvd47aspfir32y7xpq

Distributed Averaging Control for Voltage Regulation and Current Sharing in DC Microgrids: Modelling and Experimental Validation

Sebastian Trip, Renke Han, Michele Cucuzzella, Xiaodong Cheng, Jacquelien Scherpen, Josep Guerrero
2018 IFAC-PapersOnLine  
In this paper we study a distributed control scheme, achieving current sharing and average voltage regulation in Direct Current (DC) microgrids.  ...  The considered DC microgrid is composed of several Distributed Generation Units (DGUs) interconnected, through resistive-inductive power lines, with loads.  ...  Consequently, we stress that experimental validation of suggested control schemes is an important aspect in the development of robust and efficient controlled microgrids.  ... 
doi:10.1016/j.ifacol.2018.12.042 fatcat:mhvyq4j7nrbjff7m6sax74q4tq

Review of Energy Management System Approaches in Microgrids

Amrutha Raju B, Sandeep Vuddanti, Surender Reddy Salkuti
2021 Energies  
Microgrids are low or medium voltage distribution systems with a resilient operation, that control the exchange of power between the main grid, locally distributed generators (DGs), and consumers using  ...  In a microgrid control strategy, an energy management system (EMS) is the key component to maintain the balance between energy resources (CG, DG, ESS, and EVs) and loads available while contributing the  ...  Acknowledgments: We acknowledge National Institute of Technology Andhra Pradesh (NIT-AP), Tadepalligudem, Andhra Pradesh, India; and Woosong University, South Korea for their support in carrying out this  ... 
doi:10.3390/en14175459 fatcat:y3oc3ck33zbaxm5fnpte273oqy

A New Efficient Stochastic Energy Management Technique for Interconnected AC Microgrids [article]

Morteza Dabbaghjamanesh and Shahab Mehraeen and Abdollah Kavousi Fard and Farzad Ferdowsi
2018 arXiv   pre-print
Cooperating interconnected microgrids with the Distribution System Operation (DSO) can lead to an improvement in terms of operation and reliability.  ...  This paper investigates the optimal operation and scheduling of interconnected microgrids highly penetrated by renewable energy resources (DERs).  ...  LOAD FLOW ANALYSIS FOR POWER DISTRIBUTION SYSTEM Linearized power flow analysis in the form of an approximated DC power flow is commonly used for AC networks.  ... 
arXiv:1803.03320v1 fatcat:hrewdw4rqvdkjdgrcycfwe6c3i

An enhanced predictive hierarchical power management framework for islanded microgrids

Jimiao Zhang, Jie Li, Ning Wang, Ben Wu
2021 IET Generation, Transmission & Distribution  
The primary control takes care of instantaneous system fluctuations due to loads and renewable energy sources (RESs) and allows for a realtime power balancing and sharing among distributed generators (  ...  This paper proposes an enhanced three-layer predictive hierarchical power management framework for secure and economic operation of islanded microgrids.  ...  A supervisory MPC is presented in [23] to ensure reliable and economic operation of islanded hybrid AC/DC microgrids.  ... 
doi:10.1049/gtd2.12297 fatcat:2t2qlplb7re27hj4rob6ybjaqa

Table of Contents

2021 IEEE transactions on industry applications  
Riviere Multimode Robust Control for Reconfigurable Microgrid With Dynamic and EV Loads . . . . . . . . . S. Kewat and B.  ...  EMI Performance of Active Neutral Point Clamped Phase Leg for Dual Active Bridge DC-DC Converter . . . . . . . . . . . . .  ... 
doi:10.1109/tia.2021.3122034 fatcat:fwyb57rndrcmza3wlhn7dana6y
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