Concept

Ancillary services (electric power)

Related publications (127)

Economic study of the participation of multiple energy resources in grid services markets

Colin Neil Jones, Tomasz Tadeusz Gorecki

This paper presents a method to analyze the technical and economic potential of combining different types of resources to provide grid services, with a particular focus on battery systems. The paper proposes a modelling paradigm where resources are describ ...

2018

Allocation of Frequency Control Reserve from Aggregated Resources of Active Distribution Systems

Fabrizio Sossan, Mokhtar Bozorg, Mohsen Kalantar Neyestanaki

This paper addresses the allocation of frequency control services (FCSs) from aggregated resources of active distribution systems (ARADSs) for balancing the transmission system while considering credible contingencies as well as forecast error of loads and ...

IEEE2018

A Bidirectional Buffered Charging Unit for EV’s (BBCU)

Alfred Rufer

A bidirectional buffered charging unit for EV’s is presented, allowing the charge with high power even if the line current capability is limited. The bidirectional buffer is connected to the AC line and is mainly dedicated to vehicles with on-board AC-DC c ...

2018

A Bidirectional Buffered Charging Unit for EV's (BBCU)

Alfred Rufer, Gabriel Fernandez

A bidirectional buffered charging unit for EV's is presented, allowing the charge with high power even if the line current capability is limited. The bidirectional buffer is connected to the AC line and is mainly dedicated to vehicles with on-board AC-DC c ...

IEEE2018

Voltage Control in Active Distribution Networks Under Uncertainty in the System Model: A Robust Optimization Approach

Mario Paolone, Konstantina Christakou, Ali Abur

Within the context of ancillary services for Active Distribution Networks (ADNs), application of intelligent control techniques is required in order to achieve specific operation objectives. Despite their differences, most control mechanisms proposed in th ...

2018

Renovation of hydraulic power plant: how to select the best technical options?

François Avellan, Christophe Nicolet, Christian Landry, Loïc Andolfatto, Joao Gomes Pereira Junior

With the Energy Strategy 2050, Switzerland wishes to focus on balanced utilization of hydropower potentials and new renewable energy sources to cope with nuclear energy phasing out. Integration of large amounts of new renewable energies such as wind and so ...

2018

Increasing the PV hosting Capacity of Distribution Grids with Distributed Storage: Siting, Sizing and Costs

Mario Paolone, Fabrizio Sossan, Rahul Kumar Gupta, Enrica Scolari

The capacity of electrical distribution systems of hosting photo-voltaic (PV) generation is limited due to the requirements of distribution system operators (DSOs) to respect statutory voltage levels along feeders and not exceed line current limits. Tradit ...

2018

Predictive Control of Buildings for Demand Response and Ancillary Services Provision

Faran Ahmed Qureshi

This thesis develops optimization based techniques for the control of building heating, ventilation, and air-conditioning (HVAC) systems for the provision of demand response and ancillary services to the electric grid. The first part of the thesis focuses ...

EPFL2017

Interplay between photovoltaic, wind energy and storage hydropower in a fully renewable Switzerland

Michael Lehning, Jérôme François Sylvain Dujardin, Annelen Kahl, Stuart John Bartlett

As part of its ambitious long term energy strategy, Switzerland plans to phase out nuclear power production and replace most or all of its significant share of national electricity production (40%) by renewables, in particular by photovoltaics (PV) and win ...

Pergamon-Elsevier Science Ltd2017

Real-Time Power-Reference Tracking Method for PV Converters

Mario Paolone, Lorenzo Enrique Reyes Chamorro

Due to the increasing presence of renewable inertia-less energy sources, power electronics interfaces are required to exploit their flexibility in order to support the overall grid quality of service. One way to achieve this, is that power converters are c ...

IEEE2017

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