Search Results - "Ortwein, Andreas"

Combined Heat and Power Systems for the Provision of Sustainable Energy from Biomass in Buildings by Ortwein, Andreas

“…Against the background of greenhouse gases causing climate change, combined heat and power (CHP) systems fueled by biomass can efficiently supply energy with…”
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Contributions of flexible power generation from biomass to a secure and cost-effective electricity supply—a review of potentials, incentives and obstacles in Germany by Purkus, Alexandra, Gawel, Erik, Szarka, Nora, Lauer, Markus, Lenz, Volker, Ortwein, Andreas, Tafarte, Philip, Eichhorn, Marcus, Thrän, Daniela

“…Background With wind power and photovoltaics, volatile renewables have emerged as central pillars of the energy transition. This increases the demand for…”
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Determination of Optimized Parameters for the Flexible Operation of a Biomass-Fueled, Microscale Externally Fired Gas Turbine (EFGT) by Bdour, Mathhar, Al-Addous, Mohammad, Nelles, Michael, Ortwein, Andreas

“…Biomass as a source of renewable energy is a promising solution for current problems in energy supply. Olive waste is considered as an interesting option,…”
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Numerical investigation of a straw combustion boiler – Part I: Modelling of the thermo-chemical conversion of straw by Dernbecher, Andrea, Ortwein, Andreas, Tabet, Fouzi

“…In the framework of a European project, a straw combustion boiler in conjunction with an organic Rankine cycle is developed. One objective of the project is…”
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SmartBiomassHeat – Heat from Solid Biofuels as an Integral Part of a Future Energy System Based on Renewables by Lenz, Volker, Ortwein, Andreas

“…Since the global climate agreement of Paris 2015, backed by scientific facts and adopted on highest political level, the world's population has to redirect its…”
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Review on modelling approaches based on computational fluid dynamics for biomass combustion systems: Focus on fixed bed and moving grate systems by Dernbecher, Andrea, Dieguez-Alonso, Alba, Ortwein, Andreas, Tabet, Fouzi

“…Biomass combustion is an important pathway of energy generation from renewable resources. Even though biomass combustion is an established conversion process,…”
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A novel role for bioenergy: A flexible, demand-oriented power supply by Szarka, Nora, Scholwin, Frank, Trommler, Marcus, Fabian Jacobi, H., Eichhorn, Marcus, Ortwein, Andreas, Thrän, Daniela

“…Germany has set a target of a minimum of 80% renewable energy in the power sector for the year 2050. Among renewables, a very high share of fluctuating sources…”
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Start‐and‐Stop Operation of Fixed‐Bed Methanation Reactors – Results from Modeling and Simulation by Rönsch, Stefan, Ortwein, Andreas, Dietrich, Sebastian

“…The production of synthetic natural gas (SNG) from renewable sources in cases requires a dynamic and intermitted operation of the methanation reactors. This…”
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Exergy, Exergoeconomic and Enviroeconomic Evaluation of a Biomass Boiler‐Steam Engine Micro‐CHP System by Açıkkalp, Emin, Zeng, Thomas, Ortwein, Andreas, Burkhardt, Holger, Klenk, Werner

“…Biomass‐based micro‐combined heat‐and‐power (CHP) systems could play an important role in future renewable energy systems by providing net stability and…”
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Flexible bioenergy supply for balancing fluctuating renewables in the heat and power sector—a review of technologies and concepts by Thrän, Daniela, Dotzauer, Martin, Lenz, Volker, Liebetrau, Jan, Ortwein, Andreas

“…Today bioenergy plays a major role in the renewable energy provision, for heat and power and for liquid biofuels as well. With an increasing share of…”
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Investigation of Combustion of Emulated Biogas in a Gas Turbine Test Rig by Valera-Medina, Agustin, Giles, Anthony, Pugh, Daniel, Morris, Steve, Pohl, Marcel, Ortwein, Andreas

“…Combustion of biogas in gas turbines is an interesting option for provision of renewable combined heat and power from biomass. Due to an increasing share of…”
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Methanation of Synthetic Gas – Fundamentals and Process Development by Rönsch, Stefan, Ortwein, Andreas

“…Abstract Erdgas trägt heutzutage bedeutend zur weltweiten Energieversorgung bei. Um langfristig einerseits der Importabhängigkeit und damit starken…”
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Review on modelling approaches based on computational fluid dynamics for biomass combustion systems by Dernbecher Andrea, Dieguez-Alonso, Alba, Ortwein, Andreas, Tabet Fouzi

“…Biomass combustion is an important pathway of energy generation from renewable resources. Even though biomass combustion is an established conversion process,…”
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Survey of modern pellet boilers in Austria and Germany – System design and customer satisfaction of residential installations by Büchner, Daniel, Schraube, Christian, Carlon, Elisa, von Sonntag, Justus, Schwarz, Markus, Verma, Vijay Kumar, Ortwein, Andreas

“…•Legal framework conditions influence design of modern heating systems.•Operational behavior of pellet boilers is usually better in new buildings.•Majority of…”
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Methanisierung von Synthesegasen - Grundlagen und Verfahrensentwicklungen by Rönsch, Stefan, Ortwein, Andreas

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Methanisierung von Synthesegasen – Grundlagen und Verfahrensentwicklungen by Rönsch, Stefan, Ortwein, Andreas

“…Erdgas trägt heutzutage bedeutend zur weltweiten Energieversorgung bei. Um langfristig einerseits der Importabhängigkeit und damit starken Preisschwankungen…”
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Thermo-chemical conversion of solid biofuels: Conversion technologies and their classification by Pollex, Annett, Ortwein, Andreas, Kaltschmitt, Martin

“…Biomass in general and solid biofuels in particular has gained increased attention as a renewable source of energy that can contribute to the reduction of…”
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Determination of residence time distributions in different high pressure gasification processes by radioactive tracers by Ortwein, Andreas, Zeuner, Albert, Jentsch, Thorsten, Zeißler, René, Seifert, Peter, Schlichting, Holger, Meyer, Bernd

“…High-Pressure Partial Oxidation is a key technology for the usage of flare gases and heavy oil residues. At the test plant of TU Bergakademie Freiberg, it is…”
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