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Please find below all available papers and presentations of the 4th International Hybrid Power Systems Workshop in Crete/Greece.

 Workshop-Welcome by the organizer
T. Ackermann (Energynautics, Germany)
> Presentation

The Energy Transition of the Greek Non-Interconnected Islands
Dimitris Tsekeris (Special Advisor Energy & RES at Ministry of Energy & Environment, Greece)
> Presentation

IPTO: Islands Interconnections Strategy 2019-2030
Achilleas Tsitsimelis (ADMIE-Transmission System Operator for the Hellenic Electricity Transmission System, Greece)
> Presentation

The Electrical Systems of the Greek Non Interconnected Islands
Eirini Stavropoulou (Director Islands Network Operation Department, DEDDIE- Hellenic Electricity Distribution Network Operator, Greece)
> Presentation

Crete Power System
Antiopi Gigantidou (Head of Dispatching Center Operation Sector, Islands Network Operation Department, HEDNO – Hellenic Electricity Distribution Network Operator, Greece)
> Paper     > Presentation

Turning Crete into an Energy Independent Island
D. Katsaprakakis, I. Antonakakis, I. Dakanali, D. Christakis (Hellenic Mediterranean University, Greece)
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Operation of a Hybrid Power Station in an Isolated Power System: The Case of Samos Island
N. Bouzounierakis, Y. Katsigiannis, E. Karapidakis (Hellenic Mediterranean University, Greece)
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Quantification of Capacity Credit of Additional Photovoltaics Installations on the Island of Crete
K. Fiorentzis, A. Tsikalakis, E. Karapidakis (Hellenic Mediterranean University, Greece)
> Paper      > Presentation

Early-Operation Evidence and Lessons Learnt from the First-ever Battery-based Hybrid Power Station in Greece on the Island of Tilos
D. Zafirakis (University of West Attica, Greece)
> Paper      > Presentation

The Impact of Falling Storage Prices on Least Cost Hybrid System Design
P. Lilienthal (HOMER Energy, USA)
> Presentation

The Least-Cost Path to a 100% Renewable Electricity Sector in the Faroe Islands
H. M. Tróndheim (Electrical Power Company SEV | University of the Faroe Islands, Faeroe Islands | Aalborg University, Denmark), T. Nielsen (Electrical Power Company SEV, Faeroe Islands), B. A. Niclasen (University of the Faroe Islands, Faeroe Islands), C. L. Bak, F. F. Da Silva (Aalborg University, Denmark)
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Innovation, Sustainability and New Regulatory Approaches to Hybrid Power Systems
A. Gentzoglanis (University of Sherbrooke Business School, Canada)
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Advantages of Modifying the BDEW Traffic Light Concept for Local Flexibility Markets
S. Pack, K. Kotthaus, J. Hermanns, B. Dahlmann M. Zdrallek (University of Wuppertal, Germany), S. Raczka (SPIE SAG, Germany), F. Schweiger (E-Werk Schweiger, Germany)
> Paper     > Presentation

Inrush Currents: One Less Thing to Worry About
V. Gomes (ENERCON, France), P. Dill (Wobben Research and Development, Germany), E. Quitmann (ENERCON, Germany)
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Integrated Renewable Hybrid Energy Systems – Coupling of Different Energy Streams for Industrial and Private Applications
J. Badeda, J. Gerstner, J. Wirtz (ABO Wind, Germany)
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Lessons Learnt from the Deployment and Operation of Large-Scale Battery Storage and Control Systems in Island Grids with high RE penetration: The Samoan Case Studies
E. Galinas (Tesla, Netherlands)

Exploring the Viability of Hybrid Wind-Solar Power Plants
V. Klonari, D. Fraile (WindEurope, Belgium), R. Rossi, M. Schmela (SolarPower Europe, Belgium)
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An Analysis of Large RES Penetration Impact on Traditional System Operation at the Canary Islands Isolated Power Systems: Future Trends and Contingency Measures.
J. J. Pérez González, P. Santos Arozarena, R. Corujo de León (REE, Spain)
> Paper     > Presentation

Experiences with Large Grid-Forming Inverters on Various Island and Microgrid Projects
O. Schömann, T. Bülo, C. Hardt, R. Hesse, A. Falk, P. R. Stankat (SMA Solar Technology, Germany), H. Sadri, W. Krüger (SMA Sunbelt Energy, Germany)
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Renewables and Energy Storage Solutions in Mining
N. Iliadis (EnerCoRD, Greece)
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Operation of a Greek Island Power Grid under Various Simulated Scenarios of Combined RES and Battery Based Storage Systems
J. Nikoletatos (C.R.E.S. – Centre for Renewable Energy Sources and Saving, Greece)
> Paper     > Presentation

Active Power Sharing in Microgrids Using Multiple Grid-Forming Inverters
N. Martensen, D. Masendorf, P. Gambín Belinchón (Energynautics, Germany), J. L. Martinez-Ramos (University of Seville, Spain), S. Al-Agtash, A. Khalifeh (German Jordanian University, Jordan), M. Khiat, L. Ghomri (ENP d’ORAN, Algeria), B. Azzopardi, R. Mikalauskiene (Malta College of Arts, Science and Technology [MCAST]), Malta), L. Hadjidemetriou (University of Cyprus, Cyprus), A. C. Tsolakis, A. D. Bintoudi, D. Tzovaras (Center for Research and Technology Hellas / Information Technologies Institute, Greece), N. Fragale (GeoSYS, Malta), A. Önen (Abdullah Gul University, Turkey), N. Borg (Electronic Systems Design, Malta)
> Paper    > Presentation

Optimal Design of a Renewable Energy System for an Off-Grid Desalination Facility on the Navajo Nation in the United States
D. Xu (Xi’an University of Science and Technology, China), T. Acker (Northern Arizona University, USA)
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Transient Stability of Hybrid Stand-alone Microgrids Considering the DC-Side of Photovoltaics
K. Veerashekar, A. Bichlmaier, M. Luther (University Erlangen-Nuremberg, Germany)
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Three-phase Active and Reactive Power Control in Home Energy Management System
B. V. Rao, F. Kupzog (AIT – Austrian Institute of Technology, Austria), M. Kozek (Vienna University of Technology, Austria
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Application of the Open Source Energy Management System OpenEMS in Hybrid Power Systems
N. Reiners, Ll. Millet Biosca (Fraunhofer ISE, Germany)
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Improving Energy Efficiency with Smart Control Technology – Case Studies and Lessons Learnt
P. Piclova (ComAp, Czech Republic)
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Improving the Integration of Renewables with Energy Storage in Islands
G. Schelling (ABB Switzerland)
> Presentation

High Penetration of PV in Tropical Island Systems – Experiences from Indonesia
P.-P. Schierhorn, A. Vieira Turnell, D. Masendorf, T. Ackermann (Energynautics, Germany)
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Practical Experiences from Project Development of Utility-Scale Solar and Storage Projects for Weak Grid Applications
P. Hussinger, M. Dennenmoser, Z. Al-Jallad, T. Althaus, M. Helmy, P. Kunze (BayWa r.e., Germany)
> Paper    > Presentation

Siemens Gamesa Hybrid Technology Applied to Greek Islands
D. Perez de Larraya (Siemens Gamesa Renewable Energy, Spain)
> Paper    > Presentation

 The importance of Future-Proofing ESS Investments
G. Ramzeyer (Wärtsilä, Finland)
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Offgrid Micrgogrids High Penetration Renewable and Storage Solutions
N. Iliadis (EnerCoRD, Greece), S. Tselepis (EU ‘s Technical Assistance Facility (TAF) for the Sustainable Energy for All (SE4ALL) initiative Central and Western Africa, Greece)

Planning Tool for Non-Interconnected Islands
G. Asimakopoulou, A. Dimeas, N. Hatziargyriou, G. Milionis, G. Tekelis, N. Korres (NTUA, Greece), E. Stavropoulou, A. Reppas, T. Patsaka (HEDNO, Greece)
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Research Opportunities in the Physical Design Optimization of Hybrid Power Plants
K. Dykes (NREL, USA), J. King, N. DiOrio (NREL, USA)
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Online Optimization and Control for Renewable Hybrid Power Plants
C. Ionita, A. G. Raducu, N. Styliaras, J. Funkquist (Vattenfall R&D, Denmark)
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Intelligent, Data-driven, and Grid-stabilizing Energy Management Platform – Developing a Pilot for Industrial Application
M. Raila, W. Noll, M. Akram, J.-C. Mejia (MAN Energy Solutions, Germany), S. Berger, T. Kreuzer, C. Olenberger (Fraunhofer FIT | University of Augsburg, Germany), M. Stark, F. Häglsperger, P. Lehner (XITASO, Germany), B. Haeckel (Fraunhofer FIT | University of Augsburg, Germany)
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Model Predictive Control for Electric Heat Pumps based on a Multi-Objective Optimization
A. Benzarti, S. Roehrenbeck, W. H. Wellssow (TU Kaiserslautern, Germany)
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Optimal Battery Storage Sizing for Residential Buildings with Photovoltaic Systems under Consideration of Generic Load and Feed-in Time Series
B. Uhlemeyer, J. Garzón-Real, H. Schroeder, A. Hobert, M. Zdrallek (University of Wuppertal, Germany)
> Paper     > Presentation

Maximization of the Value of Intra-Day Wind and Solar Forecasts for an Island Grid System via Customized Forecasts and Evaluation Metrics
J. W. Zack (AWS Truepower, USA), R. Kaneshiro, L. Dangelmaier (Hawaii Electric Light Company, Hawaii)
> Paper      > Presentation

 Evaluation of the Impact of Intra-Day and Extended PV and Wind Generation Forecasts on Decisionmaking in the Planning and Operations of the Jamaica Public Service Grid System
J. W. Zack (AWS Truepower, USA), D. Richards, D. Reid, Y. Wheatle (Jamaica Public Service [JPS], Jamaica)
> Paper     > Presentation

Distributed Wind Resource Assessment Using Computational Modelling for Off-Grid, Kilowatt-Size Wind Turbines
T. Acker, A. Mullen, J. Sandoval, J. Alvarez Guerrero, (Northern Arizona University, USA)
> Paper     > Presentation

Market-Oriented Dispatch Strategies for Wind-Storage Configurations Using Day-Ahead Forecasting Signals
D. Zafirakis, G. Tzanes, J. Kaldellis (University of West Attica, Greece)
> Paper     > Presentation

Fuel Saving Assessment from a Simulated Hybrid Photovoltaic-Diesel System Using Forecasts-Integrated Control from a Sky Imager
L.-E. Boudreault, O. Liandrat, J. Pottier, É. Buessler, S. Cros, N. Schmutz (Reuniwatt SAS, France)
> Paper     > Presentation

soFLEX’hy: EDF Hydro-PV-Virtual Power Plant Demonstrator
L. Delaluque, J.-F. Balmitgere (EDF – Hydro Engineering Center, France)
> Paper      > Presentation

Medium Voltage Microgrid Islanding – A part of the Nice Smart Valley Project
P. Boos, G. Diquerreau, G. Rocchia, E. Hestin (SOCOMEC, France)
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Solutions for VRE Integration in Developing Countries
P.-P. Schierhorn, T. Ackermann (Energynautics, Germany)
> Presentation
Distributed New Energy Micro-grid Absorption Pilot Project in Northeast China Power Grid
H. Zhang, J. Zhang, Q. Li, S. Du (Northeast Branch of State Grid Corporation of China, China), C. Cui, P. Ye (Shenyang Institute of Engineering, China)
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High Penetration of Inverter Based Generation in the Power System: A Discussion on Stability Challenges and a Roadmap for R&D
M. Ndreko, C. Petino, W. Winter (TenneT TSO, Germany)
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The Need for Additional Inertia in the European Power System until 2050 and the Contribution of Wind Power
C. Agathokleous, J. Ehnberg (Chalmers University of Technology, Sweden)
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Frequency Provision with Low-Inertia Hybrid Power Plants: Identifying Gaps in the Standards
D. Vázquez Pombo, F. Iov (Aalborg University, Denmark)
> Paper     > Presentation

Experimental Validation of a Power Electronics Dominated Microgrid: A Study Case of an Offshore Wind Powered Water Injection Process
A. Fabian Perez, Y. Sun (DNV GL, Netherlands)
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Introducing the Clean Energy for EU Islands Secretariat
S. De Clercq (Clean Energy for EU Islands Secretariat | 3E, Belgium), A. Woyte (3E, Belgium, Belgium), G. Piccolo (Climate Alliance, Germany)
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Interconnection Requirements for Renewable Generation and Energy Storage in Island Systems: Puerto Rico Example
V. Gevorgian, M. Baggu (NREL, USA), D. Ton (U.S. Department of Energy, USA)
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Load Profile Reconstitution for the Design of Hybrid Systems – Application for Rural Electrification Projects in Mini-Grid Environments
F. Botreau (Tractebel Engineering, Germany)
> Paper     > Presentation

Aggregation & Optimization of Behind-the-Meter Loads, Distributed Generation & Storage as Virtual Micro-Grids
F. Sioshansi (Menlo Energy Economics, USA)
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Feasibility Analysis of Smart Renewable Hubs in EU Islands
J. M. Estebaranz, D. Pereira, A. R. Rocha (Cobra Instalaciones y Servicios, Spain), R. Gkogkou, G. Asimakopoulou, A. L. Dimeas, N. D. Hatziargyriou, G. Milionis (National Technical University of Athens – NTUA, Greece), P. Markopoulos, M. Kourasi, E. Stavropoulou (Hellenic Electricity Distribution Network Operator – HEDNO, Greece), J. Servert, E. Cerrajero, D. Lopez (IDIE, Spain)
> Paper      > Presentation

Power-Flow-Constrained Asset Optimization for Off-Grid Power Systems Using Selected Open-Source Frameworks
S. Auer, J. Liße, S. R. Mandham, C. Horn (elena international, Germany)
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Decentralized Secondary Frequency Control in an Optimized Diesel PV Hybrid System
A. Vieira Turnell, P.-P. Schierhorn, D. Masendorf (Energynautics, Germany), K. Morozovska (KTH, Sweden)
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Methodological Framework for Stability Analysis, Control Design and Verification in Hybrid Power Plants
L. Petersen (Aalborg University, Denmark | Vestas Wind Systems, Denmark), F. Iov (Aalborg University, Denmark), G. C. Tarnowski, K. B. Raghuchandra (Vestas Wind Systems, Aarhus, Denmark)
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Mini-Grids as Valuable Parts of Larger Grids
P. Nørgaard, T. Cronin (DTU, Denmark)
> Paper     > Presentation

Technical Connection Requirements and Compliance Assessment in Hybrid Power Systems
T. Xanthos, F. Kalverkamp, C. Scheefer, B. Schowe-von der Brelie (FGH Zertifizierungsgesellschaft mbH, Germany)
> Paper     > Presentation

How Wind, Solar, Storage as an Integrated Renewable Hybrid Solution Can Reliably Match Load Requirements
A. Wulff (GE Renewable Energy, France)
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Enhanced Features of Wind-Based Hybrid Power Plants
K. Das, A. D. Hansen, D. Vangari, M. Koivisto, P. E. Sørensen (DTU, Denmark), M. Altin (Izmir Institute of Technology, Turkey)
> Paper     > Presentation

Hybrid Power SYSTEMS – What is needed for the future
Nick Miller (HickoryLedge, USA)
> Presentation

Panelists:
– Thomas Ackermann (Energynautics, Germany)
– Katherine Dykes (DTU, Denmark)
– Vahan Gevorgian (NREL, USA)
– Philipp Kunze (BayWa r.e., Germany)