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Papers matching “system efficiency” 162

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Data-driven modelling of inverter efficiency curves for the digital twin of a large-scale battery storage system
2025 IET conference proceedings. conference-paper Energy Power Systems and Renewable Energy

Mauricio Celi Cortés, Lucas Koltermann, Jonas van Ouwerkerk, Dirk Uwe Sauer

1

citations
Batteries in solar-driven water splitting system – stable operation and synergistic efficiency gain
2023 MATSUS Fall Conference (MATSUS) conference-paper Energy Advanced Photocatalysis Techniques

Oleksandr Astakhov, Li‐Chung Kin, Uwe Rau, Tsvetelina Merdzhanova

0

citations
The influence of frequency containment reserve on the efficiency of a hybrid stationary large-scale storage system
2022 Journal of Energy Storage article Energy Power Systems and Renewable Energy

Kevin Jacqué, Lucas Koltermann, Jan Figgener, Sebastian Zurmühlen, Dirk Uwe Sauer

14

citations
Tuning the Efficiency of Electrocatalytic Primary Amine Synthesis via Reductive Amination of Levulinic Acid Using Pb as a Catalytic Additive
2026 ChemElectroChem article Energy Electrocatalysts for Energy Conversion Open access

Marie Grundmann, Justus Kümper, Sonja D. Mürtz, Tobias Heinrich, Nils Kurig, Regina Palkovits

0

citations
System dynamics of polymer electrolyte membrane water electrolyzers and impact of renewable energy sources on systems design
2024 International Journal of Hydrogen Energy article Energy Hybrid Renewable Energy Systems Open access

Edward Rauls, Michael Hehemann, Fabian Scheepers, Martin Johannes Müller, Ralf Peters, Detlef Stolten

11

citations
Direct and Indirect Energy Rebound Effects in German Households: A Linearized Almost Ideal Demand System Approach
2020 The Energy Journal article Energy Energy, Environment, and Transportation Policies

Reinhard Madlener

22

citations
Lessons learned from operating a large-scale battery storage system – challenges and improvements
2025 IET conference proceedings. conference-paper Energy Power Systems and Renewable Energy

Lucas Koltermann, Mauricio Celi Cortés, Jonas van Ouwerkerk, Dirk Uwe Sauer

1

citations
Hybrid Solar Desalination System for rural Morocco: Development and performance analysis
2025 Desalination and Water Treatment article Energy Solar-Powered Water Purification Methods Open access

Mohammed Hmich, Bilal Zoukarh, Rachid Malek, Khalil Kassmi, Spiros Alexopoulos, Klemens Schwarzer, +2 more

1

citations
Batteries to Keep Solar‐Driven Water Splitting Running at Night: Performance of a Directly Coupled System
2022 Solar RRL article Energy Hybrid Renewable Energy Systems Open access

Li‐Chung Kin, Oleksandr Astakhov, Minoh Lee, Stefan Haas, Kaining Ding, Tsvetelina Merdzhanova, +1 more

13

citations
Fast assessment of solar-to-hydrogen efficiency limits and loss analysis in photovoltaic-driven water electrolyzers using polarization curves
2024 conference-paper Energy Hybrid Renewable Energy Systems

Oleksandr Astakhov, Uwe Rau, Tsvetelina Merdzhanova

0

citations
Unfolding Electrolyzer Characteristics to Reveal Solar‐to‐Chemical Efficiency Potential: Rapid Analysis Method Bridging Electrochemistry and Photovoltaics
2024 ChemSusChem article Energy Hybrid Renewable Energy Systems Open access

Oleksandr Astakhov, Thérèse Cibaka, Lars Wieprecht, Uwe Rau, Tsvetelina Merdzhanova

0

citations
Breaking limits of solar-to-hydrogen efficiency via synergy with batteries
2025 International Journal of Hydrogen Energy article Energy Hybrid Renewable Energy Systems Open access

Uchechi Chibuko, Tsvetelina Merdzhanova, Solomon Nwabueze Agbo, Uwe Rau, Ursula Wurstbauer, Oleksandr Astakhov

6

citations
Numerical Study on Heat Extraction Performance of Long Distance, Multi-Branch Horizontal Well Enhanced Geothermal System in Discrete Fractured Reservoirs
2025 SSRN Electronic Journal preprint Energy Geothermal Energy Systems and Applications Open access

Guoying Wang, Gan Feng, Norbert Klitzsch, Housheng Jia, Lei Wang, Shaowei Liu, +2 more

0

citations
Operation assistance for concentrating solar power plants to increase efficiency based on control engineering methods
2020 RWTH Publications (RWTH Aachen) dissertation Energy Solar Thermal and Photovoltaic Systems Open access

Felix Nolteernsting

0

citations
Prediction of Limits of Solar‐to‐Hydrogen Efficiency from Polarization Curves of the Electrochemical Cells
2021 Solar RRL article Energy Advanced Photocatalysis Techniques Open access

Oleksandr Astakhov, Vladimir Smirnov, Uwe Rau, Tsvetelina Merdzhanova

12

citations
EASYGO - Efficiency and Safety in Geothermal Operations – A new Innovative Training Network
2021 conference-abstract Energy Geothermal Energy Systems and Applications Open access

Maren Brehme, Martin O. Saar, Evert Slob, Paola Bombarda, Hansruedi Maurer, Florian Wellmann, +3 more

0

citations
Development and Experimental Field Validation of an Arduino- Based Condition Monitoring System for Heliostat Drive Units
2026 Energies article Energy Solar Thermal and Photovoltaic Systems Open access

Dominik Steinberg, Stefan Nicolas Huestegge, Daniel Maldonado Quinto, Marc Röger, Benedikt Kölsch, Robert Pitz‐Paal

0

citations
Heat extraction performance of multi-level, multi-branch, closed loop coaxial horizontal borehole heat exchanger geothermal system
2025 Applied Thermal Engineering article Energy Geothermal Energy Systems and Applications Open access

Guoying Wang, Fangchao Zhou, Housheng Jia, Lei Wang, Norbert Klitzsch, Gan Feng, +4 more

15

citations
Closed loop model predictive control of a hybrid battery-hydrogen energy storage system using mixed-integer linear programming
2024 Energy Conversion and Management X article Energy Hybrid Renewable Energy Systems Open access

Alexander Holtwerth, André Xhonneux, Dirk Müller

28

citations
A Well‐Advanced High‐Throughput Test System for Electrocatalytic Screening Applications Under Industrial Relevant Conditions – A Perspective to Accelerate Electrolysis Research and Development
2024 Electrochemical Science Advances article Energy Electrocatalysts for Energy Conversion Open access

Deniz Dogan, Burkhard Hecker, Inka Dessel, Guido Wasserschaff, S. Kocher, Violeta Karyofylli, +3 more

4

citations
The role of hydrogen in a greenhouse gas-neutral energy supply system in Germany
2022 Energy Conversion and Management article Energy Hybrid Renewable Energy Systems Open access

Benjamin Lux, Gerda Deac, Christoph P. Kiefer, Christoph Kleinschmitt, Christiane Bernath, Katja Franke, +3 more

76

citations
Operational Validation of a Power Distribution Algorithm for a Modular Megawatt Battery Storage System
2022 Batteries & Supercaps article Energy Power Systems and Renewable Energy Open access

Lucas Koltermann, Kevin Jacqué, Jan Figgener, Sebastian Zurmühlen, Dirk Uwe Sauer

10

citations
Development of a high-throughput test system for continuous electrolysis processes
2025 RWTH Publications (RWTH Aachen) dissertation Energy Electrocatalysts for Energy Conversion Open access

Deniz Dogan

0

citations
Operation Optimization of a Power-to-Heat System in PV-CSP Hybrid Power Plants Together with Molten Salt Thermal Storage
2024 Atlantis highlights in engineering/Atlantis Highlights in Engineering book-chapter Energy Solar Thermal and Photovoltaic Systems Open access

Zahra Mahdi, Ulf Herrmann, Klaus Görner

0

citations
Integrative analysis of the Aachen geothermal system (Germany) with an interdisciplinary conceptual model
2025 Geothermal Energy article Energy Geothermal Energy Systems and Applications Open access

Esteban Gómez-Díaz, Andrea Balza Morales, Peter A. Kukla, Maren Brehme

3

citations