Publications de Hugo James André Quest

Three decades, three climates: environmental and material impacts on the long-term reliability of photovoltaic modules

Christophe Ballif, Hugo James André Quest

This study analyses 30+ years of PV performance in Switzerland, highlighting the reliability of early 90s modules. It examines outdoor system- and indoor module-level data, emphasising the importance of BOM and the benefits of lower temperatures. ...

Royal Society of Chemistry (RSC)2025

Detect, Decouple, Optimise: Insights into Solar Photovoltaics Faults and Performance Trends

Christophe Ballif, Hugo James André Quest

With the photovoltaics (PV) market reaching the terawatt scale, assessing the performance of PV systems accurately has become essential. Traditional approaches to fault detection and diagnosis (FDD) and performance loss rate (PLR) evaluation often operate ...

Wiley2025

Model Tuning and Performance Evaluation in Machine Learning Models for PV Power Forecasting: Case Study of a BIPV System in Switzerland

Hugo James André Quest

High PV penetration into the electricity grid can lead to issues such as congestion if PV systems are not integrated effectively. Accurate PV power forecasting helps to address this issue. In recent years machine learning approaches have gotten a lot of at ...

Institute of Electrical and Electronics Engineers Inc.2024

Multi-Annual Year-on-Year: Minimising the Uncertainty in Photovoltaic System Performance Loss Rates

Christophe Ballif, Hugo James André Quest

The performance loss rate (PLR) is a key parameter in the assessment of photovoltaic (PV) systems' long-term performance and reliability. Despite the lack of industry-wide consensus and standardised methods for extracting PLR values from field data, the ye ...

2024

Intrinsic performance loss rate: Decoupling reversible and irreversible losses for an improved assessment of photovoltaic system performance

Christophe Ballif, Alessandro Francesco Aldo Virtuani, Hugo James André Quest

Solar electricity is set to play a pivotal role in future energy systems. In view of a market that may soon reach the terawatt (TW) scale, a careful assessment of the performance of photovoltaic (PV) systems becomes critical. Research on PV fault detection ...

Wiley2024

Overview of key results achieved in H2020 HighLite project helping to raise the EU PV industries' competitiveness

Antonin Faes, Gizem Nogay, Hugo James André Quest, Giuseppe Galbiati, Ning Chen

The EU crystalline silicon (c-Si) PV manufacturing industry has faced strong foreign competition in the last decade. To strive in this competitive environment and differentiate itself from the competition, the EU c-Si PV manufacturing industry needs to (1) ...

WILEY2023

Towards a quantification of thermal and thermomechanical stress for modules in building-integrated photovoltaics configurations

Christophe Ballif, Hugo James André Quest, Andrew Wayne Fairbrother

Due to reduced rear-side ventilation, building-integrated photovoltaics (BIPV) are prone to higher operating temperatures, which may impact their long-term performance and reliability. However, often overlooked in the study of thermomechanical stress in PV ...

Wiley2023

Reviewing 40 years of artificial intelligence applied to power systems - A taxonomic perspective

Hugo James André Quest

Artificial intelligence (AI) as a multi-purpose technology is gaining increased attention and is now widely used across all sectors of the economy. The growing complexity of planning and operating power systems makes AI extremely valuable for the power ind ...

2023

A 3D indicator for guiding AI applications in the energy sector

Christophe Ballif, Christian Rod, Nicolas Würsch, Laure-Emmanuelle Perret Aebi, Alessandro Francesco Aldo Virtuani, Hugo James André Quest, Marine Dominique Cauz, Fabian Heymann

The utilisation of Artificial Intelligence (AI) applications in the energy sector is gaining momentum, with increasingly intensive search for suitable, high-quality and trustworthy solutions that displayed promising results in research. The growing interes ...

2022