Publications by Luise Middelhauve

On the role of districts as renewable energy hubs

Although inevitable, the process of transforming urban areas into sustainable living environments presents many challenges. The decentralization of the energy system, the interconnection of multiple energy carriers, and the need to account for conflicting ...

EPFL2022

Decomposition Strategy for Districts as Renewable Energy Hubs

François Maréchal, Cédric Terrier, Luise Middelhauve

In light of the energy transition, it becomes a widespread solution to decentralize and to decarbonize energy systems. However, limited transformer capacities are a hurdle for large-scale integration of solar energy in the electricity grid. The aim of this ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2022

Potential of electric mobility as service to the grid in renewable energy hubs

François Maréchal, Cédric Terrier, Luise Middelhauve

The electrification of private mobility is becoming a popular solution to reduce the reliance on fossil fuels. However, uncontrollable charging of a large electric vehicle fleet challenges the distribution grid due to transmission bottlenecks, voltage limi ...

2022

Grid-Aware Layout of Photovoltaic Panels in Sustainable Building Energy Systems

François Maréchal, Paul Michael Stadler, Luise Middelhauve, Francesco Baldi

In the context of increasing concern for anthropogenic CO2 emissions, the residential building sector still represents a major contributor to energy demand. The integration of renewable energy sources, and particularly of photovoltaic (PV) panels, is becom ...

2021

SCCER JA-RED - Report on the performance of the implemented solutions with guidelines for subsequent implementation - D1.2.4

Luc Girardin, Luise Middelhauve

The foreseen important increase of the penetration of distributed renewable energies technologies into the electricity distribution grid is expected to lead to some major challenges. On the one hand, a large and synchronous production could lead in certain ...

2021

Data reduction for mixed integer linear programming in complex energy systems

Luc Girardin, François Maréchal, Luise Middelhauve, Natalija Ljubic, Julia Granacher

The task of optimally designing and scheduling energy systems with a high share of renewable energies is complex and computationally demanding. A widespread method for tackling this task is to apply mixed integer linear programming (MILP). Even though the ...

2021

Potential of Photovoltaic Panels on Building Envelopes for Decentralized District Energy Systems

Luc Girardin, François Maréchal, Luise Middelhauve, Francesco Baldi

The expected increase of the penetration of distributed renewable energy technologies into the electricity grid is expected to lead to major challenges. As a main stakeholder, authorities often lack the appropriate tools to frame and encourage the transiti ...

2021

SCCER JA-RED - A list of possible ancillary services for enhanced grid operation and implementation of the most effective ones at the RE demo site - Deliverable 1.2.3

Luc Girardin, Lionel Benjamin Bloch, Jordan Holweger, Luise Middelhauve

There is a need by distribution system operators and power suppliers to propose ancillary services to enhanced grid operation allowing the optimal deployment of photovoltaic panels, cogeneration technologies and distributed storage. This deliverable theref ...

2020

Key Performance Indicators for Decision Making in Building Energy Systems

Luc Girardin, François Maréchal, Alessio Santecchia, Luise Middelhauve

Policy makers and energy operator have the responsibility to select indicators for their mission to lead the renewable energy transition ensuring energy independence and security of supply in the context of decarbonisation of the energy mix and and/or nucl ...

2020

Influence of photovoltaic panel orientation on modern energy systems in residential buildings

Luise Middelhauve

The aim of modern energy systems is to be independent of fossil fuels and to minimize their impact on the environment. Photovoltaic (PV) panels are a common solution for renewable electric energy generation, but the volatility caused by the fluctuation of ...

2019

SCCER JA-RED - Detailed evaluation of the grid operation bottlenecks and load shifting potential for the reference system - Deliverable 1.2.2

Luc Girardin, Lionel Benjamin Bloch, Paul Michael Stadler, Jordan Holweger, Luise Middelhauve

Based on the analysis of the reference case, models developed at the PVLAB-EPFL and IPESEEPFL have been valued and improved to assess the impact of distributed generation and ancillary services on REel demonstrator. The models are used to evaluate solution ...

2019

SCCER-FURIES - Design of Sizes for Buildings Energy Systems as a Function of the Grid Evolution - Deliverable 1.4.1a

Luc Girardin, Lionel Benjamin Bloch, Paul Michael Stadler, Jordan Holweger, Hervé Tommasi, Luise Middelhauve

The increasing use of renewable energy is a deep going trend mainly supported by the sustained annual growth rate of solar photovoltaic, wind power and biogases. The expansion and evolution of the distribution grids is therefore a key issue to ensure a sec ...

2018