Γ-opt Research Group
Γ-opt Research Group
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Publications
Energy systems
Employing federated learning for training autonomous HVAC systems
Buildings account for 40 % of global energy consumption. A considerable portion of building energy consumption stems from heating, …
Fredrik Hagström
,
Vikas Garg
,
Fabricio Oliveira
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Integrated Operational Planning of Battery Storage Systems for Improved Efficiency in Residential Community Energy Management Using Multistage Stochastic Dual Dynamic Programming: A Finnish Case Study
This study introduces a novel approach for optimizing residential energy systems by combining linear policy graphs with stochastic dual …
Pattanun Chanpiwat
,
Fabricio Oliveira
,
Steven A. Gabriel
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The Effect of Multi-Market Participation on Day-Ahead Trading of an Electricity Producer
The operating landscape for electricity producers has changed profoundly as new reserve markets have emerged and intraday trading …
Helmi Hankimaa
,
Fabricio Oliveira
,
Bruno Fanzeres
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A novel strong duality-based reformulation for trilevel infrastructure models in energy systems development
We explore the class of trilevel equilibrium problems with a focus on energy-environmental applications and present a novel …
Olli Herrala
,
Steven A. Gabriel
,
Fabricio Oliveira
,
Tommi Ekholm
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Renewable energy expansion under taxes and subsidies: A transmission operator’s perspective
In light of increasing pressure to curb greenhouse gas emissions, many countries have focused on the development of strategies that …
Nikita Belyak
,
Steven A. Gabriel
,
Nikolay Khabarov
,
Fabricio Oliveira
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Predicer: abstract stochastic optimisation model framework for multi-market operation
An open-source modelling framework Predicer, standing for Predictive Decider, for multi-market day-ahead market operation purposes is …
Esa Pursiheimo
,
Dennis Sundell
,
Juha Kiviluoma
,
Helmi Hankimaa
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Integrated supervisory control and fixed path speed trajectory generation for hybrid electric ships via convex optimization
Battery-hybrid power source architectures can reduce fuel consumption and emissions for ships with diverse operation profiles. However, …
Antti Ritari
,
Niklas Katzenburg
,
Fabricio Oliveira
,
Kari Tammi
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Achieving Emission-Reduction Goals: Multi-Period Power-System Expansion under Short-Term Operational Uncertainty
Stochastic adaptive robust optimization is capable of handling short-term uncertainties in demand and variable renewable-energy sources …
Tuomas Rintamäki
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Fabricio Oliveira
,
Afzal S. Siddiqui
,
Ahti Salo
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Wasserstein-Distance-Based Temporal Clustering for Capacity-Expansion Planning in Power Systems
As variable renewable energy sources are steadily incorporated in European power systems, the need for higher temporal resolution in …
Lucas Condeixa
,
Fabricio Oliveira
,
Afzal Siddiqui
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Utility-scale energy storage in an imperfectly competitive power sector
Interest in sustainability has increased the share of variable renewable energy sources (VRES) in power generation. Energy storage …
Vilma Virasjoki
,
Afzal S. Siddiqui
,
Fabricio Oliveira
,
Ahti Salo
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