Nicolas Würsch

Publications associées (52)

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Real-World Implementation of an ICT-Based Platform to Promote Energy Efficiency

Nicolas Würsch, Marina Dorokhova

The energy efficiency requirements of most energy-consuming sectors have increased recently in response to climate change. For buildings, this means targeting both facility managers and building users with the aim of identifying potential energy savings an ...

2021

Routing of Electric Vehicles With Intermediary Charging Stations: A Reinforcement Learning Approach

Christophe Ballif, Nicolas Würsch, Marina Dorokhova

In the past few years, the importance of electric mobility has increased in response to growing concerns about climate change. However, limited cruising range and sparse charging infrastructure could restrain a massive deployment of electric vehicles (EVs) ...

2021

FEEdBACk: An ICT-Based Platform to Increase Energy Efficiency through Buildings’ Consumer Engagement

Nicolas Würsch, Marina Dorokhova

Energy efficiency in buildings can be enhanced by several actions: encouraging users to comprehend and then adopt more energy-efficient behaviors; aiding building managers in maximizing energy savings; and using automation to optimize energy consumption, g ...

2021

Deep reinforcement learning control of electric vehicle charging in the presence of photovoltaic generation

Christophe Ballif, Nicolas Würsch, Marina Dorokhova

In recent years, the importance of electric mobility has increased in response to climate change. The fast-growing deployment of electric vehicles (EVs) worldwide is expected to decrease transportation-related emissions, facilitate the integration of renew ...

2021

A Blockchain-Supported Framework for Charging Management of Electric Vehicles

Christophe Ballif, Nicolas Würsch, Marina Dorokhova

Profound changes driven by decarbonization, decentralization, and digitalization are disrupting the energy industry, bringing new challenges to its key stakeholders. In the attempt to address the climate change issue, increasing penetration of renewables a ...

MDPI2021

Fabrication and Characterization of High Aspect Ratio Amorphous Silicon Based Microchannel Plates

Christophe Ballif, Nicolas Würsch, Janina Christine Isabelle Löffler, Samira Alexandra Frey, Mohammad Beygi

This contribution focuses on the fabrication and characterization of microchannel plates made of hydrogenated amorphous silicon (AMCPs). Flexible fabrication processes and the semi-conducting nature of amorphous silicon could give these detectors the advan ...

2021

Mitigating the impact of distributed PV in a low-voltage grid using electricity tariffs

Christophe Ballif, Nicolas Würsch, Lionel Benjamin Bloch, Jordan Holweger

A high share of distributed photovoltaic (PV) generation in low-voltage networks may lead to over-voltage, and line/transformer overloading. To mitigate these issues, we investigate how advanced electricity tariffs could ensure safe grid operation while en ...

2020

Benefits of a Diversified Energy Mix for Islanded Systems

Christophe Ballif, Nicolas Würsch, Laure-Emmanuelle Perret Aebi, Lionel Benjamin Bloch, Christian Rod, Marine Dominique Cauz

Achieving energy self-sufficiency is a major challenge for remote areas, especially islands. Various technologies have recently been developed to exploit renewable resources in such areas in order to reduce dependency on fossil fuels. This work focuses on ...

2020

Rule-based scheduling of air conditioning using occupancy forecasting

Christophe Ballif, Nicolas Würsch, Marina Dorokhova

Heating, ventilation and air conditioning systems represent considerable potential for energy savings, which can be realized through intelligent occupancy-centered control strategies. In this work, both supervised and unsupervised algorithms to forecast oc ...

2020

Impact of advanced electricity tariff structures on the optimal design, operation and profitability of a grid-connected PV system with energy storage

Christophe Ballif, Nicolas Würsch, Lionel Benjamin Bloch, Jordan Holweger

The increasing penetration of residential photovoltaics (PV) comes with numerous challenges for distribution system operators. Technical difficulties arise when an excess of PV energy is injected into the grid, causing voltage rise or overloading of the li ...

2019

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Impact of advanced electricity tariff structures on the optimal design, operation and profitability of a grid-connected PV system with energy storage

Christophe Ballif, Nicolas Würsch, Lionel Benjamin Bloch, Jordan Holweger

2019

Rule-based scheduling of air conditioning using occupancy forecasting

Christophe Ballif, Nicolas Würsch, Marina Dorokhova

2020