1-20 of 21
Clemens Naumann
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

An Optimized Chemical Kinetic Mechanism for the Accurate Modelling of Low Temperature Combustion of Syngas and Methane

Torsten Methling, Marleen Schmidt, Clemens Naumann, Markus Köhler
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A020, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103069
https://doi.org/10.1115/GT2023-103069
View Paper titled, An Optimized Chemical Kinetic Mechanism for the Accurate Modelling of Low Temperature Combustion of Syngas and Methane
Open the PDF for An Optimized Chemical Kinetic Mechanism for the Accurate Modelling of Low Temperature Combustion of Syngas and Methane in another window
Topics: Combustion, Compression, Low temperature, Machinery, Methane, Modeling, Optimization, Syngas
Journal Articles

A Study on Fundamental Combustion Properties of Trimethyl Orthoformate: Experiments and Modeling

John Mbũrũ Ngũgĩ, Sandra Richter, Marina Braun-Unkhoff, Clemens Naumann, Uwe Riedel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021011.
Paper No: GTP-22-1344
https://doi.org/10.1115/1.4055828
Published Online: November 28, 2022
View Article titled, A Study on Fundamental Combustion Properties of Trimethyl Orthoformate: Experiments and Modeling
Open the PDF for A Study on Fundamental Combustion Properties of Trimethyl Orthoformate: Experiments and Modeling in another window
Topics: Combustion, Fuels, Ignition delay, Flames, Modeling, Temperature
Proceedings Papers

A Study on Fundamental Combustion Properties of Trimethyl Orthoformate: Experiments and Modeling

John Mbũrũ Ngũgĩ, Sandra Richter, Marina Braun-Unkhoff, Clemens Naumann, Uwe Riedel
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A016, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83029
https://doi.org/10.1115/GT2022-83029
View Paper titled, A Study on Fundamental Combustion Properties of Trimethyl Orthoformate: Experiments and Modeling
Open the PDF for A Study on Fundamental Combustion Properties of Trimethyl Orthoformate: Experiments and Modeling in another window
Topics: Biofuel, Combustion, Ethers (Class of compounds), Flames, Fuels, Ignition delay, Modeling, Soot, Carbon, High temperature
Journal Articles

A Study on Fundamental Combustion Properties of Oxymethylene Ether-2

John M. Ngugi, Sandra Richter, Marina Braun-Unkhoff, Clemens Naumann, Markus Köhler, Uwe Riedel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2022, 144(1): 011014.
Paper No: GTP-21-1313
https://doi.org/10.1115/1.4052097
Published Online: October 18, 2021
View Article titled, A Study on Fundamental Combustion Properties of Oxymethylene Ether-2
Open the PDF for A Study on Fundamental Combustion Properties of Oxymethylene Ether-2 in another window
Topics: Combustion, Ethers (Class of compounds), Flames, Fuels, Ignition delay, Pressure, Temperature, Sensitivity analysis, Ignition, Modeling
Proceedings Papers

A Study on Fundamental Combustion Properties of Oxymethylene Ether-2

John N. Ngugi, Sandra Richter, Marina Braun-Unkhoff, Clemens Naumann, Markus Köhler, Uwe Riedel
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T03A014, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-60078
https://doi.org/10.1115/GT2021-60078
View Paper titled, A Study on Fundamental Combustion Properties of Oxymethylene Ether-2
Open the PDF for A Study on Fundamental Combustion Properties of Oxymethylene Ether-2 in another window
Topics: Combustion, Ethers (Class of compounds), Flames, Ignition delay, Synthetic fuels
Proceedings Papers

An Investigation of Fundamental Combustion Properties of the Oxygenated Fuels DME and OME 1

John M. Ngugi, Sandra Richter, Marina Braun-Unkhoff, Clemens Naumann, Uwe Riedel
Proc. ASME. GT2020, Volume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, V003T03A007, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14702
https://doi.org/10.1115/GT2020-14702
View Paper titled, An Investigation of Fundamental Combustion Properties of the Oxygenated Fuels DME and OME 1
Open the PDF for An Investigation of Fundamental Combustion Properties of the Oxygenated Fuels DME and OME 1 in another window
Topics: Combustion, Ethers (Class of compounds), Flames, Fuels, Ignition delay
Proceedings Papers

Ignition Behavior of Oxy-Methane With High Fuel Loading and CO 2 Dilution in a Shock Tube

Andrew R. Laich, Jessica Baker, Erik Ninnemann, Clayton Sigler, Clemens Naumann, Marina Braun-Unkhoff, Subith S. Vasu
Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A012, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14338
https://doi.org/10.1115/GT2020-14338
View Paper titled, Ignition Behavior of Oxy-Methane With High Fuel Loading and CO 2 Dilution in a Shock Tube
Open the PDF for Ignition Behavior of Oxy-Methane With High Fuel Loading and CO 2 Dilution in a Shock Tube in another window
Topics: Carbon dioxide, Explosions, Fuels, Ignition, Methane, Shock tubes
Journal Articles

Effects of High Fuel Loading and CO 2 Dilution on Oxy-Methane Ignition Inside a Shock Tube at High Pressure

Andrew R. Laich, Jessica Baker, Erik Ninnemann, Clayton Sigler, Clemens Naumann, Marina Braun-Unkhoff, Subith S. Vasu
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. October 2020, 142(10): 102103.
Paper No: JERT-20-1265
https://doi.org/10.1115/1.4047023
Published Online: May 26, 2020
View Article titled, Effects of High Fuel Loading and CO 2 Dilution on Oxy-Methane Ignition Inside a Shock Tube at High Pressure
Open the PDF for Effects of High Fuel Loading and CO 2 Dilution on Oxy-Methane Ignition Inside a Shock Tube at High Pressure in another window
Topics: Carbon dioxide, Explosions, Fuels, Ignition, Methane, Pressure, Shock tubes, Ignition delay, Emissions, Waves
Proceedings Papers

An Investigation of Combustion Properties of a Gasoline Primary Reference Fuel Surrogate Blended With Butanol

Sandra Richter, Marina Braun-Unkhoff, Jürgen Herzler, Torsten Methling, Clemens Naumann, Uwe Riedel
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T03A014, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90911
https://doi.org/10.1115/GT2019-90911
View Paper titled, An Investigation of Combustion Properties of a Gasoline Primary Reference Fuel Surrogate Blended With Butanol
Open the PDF for An Investigation of Combustion Properties of a Gasoline Primary Reference Fuel Surrogate Blended With Butanol in another window
Topics: Combustion, Fuels, Gasoline, Ignition delay
Proceedings Papers

Reaction Model Development for Synthetic Jet Fuels: Surrogate Fuels As a Flexible Tool to Predict Their Performance

Trupti Kathrotia, Sandra Richter, Clemens Naumann, Nadezhda Slavinskaya, Torsten Methling, Marina Braun-Unkhoff, Uwe Riedel
Proc. ASME. GT2018, Volume 3: Coal, Biomass, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T03A008, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76997
https://doi.org/10.1115/GT2018-76997
View Paper titled, Reaction Model Development for Synthetic Jet Fuels: Surrogate Fuels As a Flexible Tool to Predict Their Performance
Open the PDF for Reaction Model Development for Synthetic Jet Fuels: Surrogate Fuels As a Flexible Tool to Predict Their Performance in another window
Topics: Fuels, Jet fuels, Model development, Combustion, Aviation, Crude oil, Design, Emissions, Synthetic fuels, Chemical properties
Journal Articles

An Investigation of Combustion Properties of Butanol and Its Potential for Power Generation

Torsten Methling, Sandra Richter, Trupti Kathrotia, Marina Braun-Unkhoff, Clemens Naumann, Uwe Riedel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2018, 140(9): 091505.
Paper No: GTP-18-1014
https://doi.org/10.1115/1.4039731
Published Online: June 15, 2018
View Article titled, An Investigation of Combustion Properties of Butanol and Its Potential for Power Generation
Open the PDF for An Investigation of Combustion Properties of Butanol and Its Potential for Power Generation in another window
Topics: Combustion, Fuels, Ignition delay, Modeling, Flames, Temperature
Proceedings Papers

Exhaust Gas Recirculation at Elevated Pressure Using a FLOX ® Combustor

Peter Kutne, Judith Richter, James D. Gounder, Clemens Naumann, Wolfgang Meier
Proc. ASME. GT2017, Volume 4A: Combustion, Fuels and Emissions, V04AT04A078, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64227
https://doi.org/10.1115/GT2017-64227
View Paper titled, Exhaust Gas Recirculation at Elevated Pressure Using a FLOX ® Combustor
Open the PDF for Exhaust Gas Recirculation at Elevated Pressure Using a FLOX ® Combustor in another window
Topics: Combustion chambers, Exhaust gas recirculation, Pressure, Carbon dioxide, Flames, Combustion, Exhaust systems, Carbon capture and storage, Chemiluminescence, Emissions
Proceedings Papers

An Investigation of Combustion Properties of Butanol and its Potential for Power Generation

Torsten Methling, Sandra Richter, Trupti Kathrotia, Marina Braun-Unkhoff, Clemens Naumann, Uwe Riedel
Proc. ASME. GT2017, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration Applications; Organic Rankine Cycle Power Systems, V003T03A008, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64551
https://doi.org/10.1115/GT2017-64551
View Paper titled, An Investigation of Combustion Properties of Butanol and its Potential for Power Generation
Open the PDF for An Investigation of Combustion Properties of Butanol and its Potential for Power Generation in another window
Topics: Combustion, Energy generation, Ignition delay, Flames, Fuels, Atmospheric pressure, Climate change, Ethanol, Modeling, Petroleum
Journal Articles

The Influence of Diluent Gases on Combustion Properties of Natural Gas: A Combined Experimental and Modeling Study

Sandra Richter, Jörn Ermel, Thomas Kick, Marina Braun-Unkhoff, Clemens Naumann, Uwe Riedel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2016, 138(10): 101503.
Paper No: GTP-15-1572
https://doi.org/10.1115/1.4033160
Published Online: April 26, 2016
View Article titled, The Influence of Diluent Gases on Combustion Properties of Natural Gas: A Combined Experimental and Modeling Study
Open the PDF for The Influence of Diluent Gases on Combustion Properties of Natural Gas: A Combined Experimental and Modeling Study in another window
Topics: Combustion, Flames, Fuels, Hydrogen, Methane, Modeling, Gases
Journal Articles

Alternative Fuels Based on Biomass: An Experimental and Modeling Study of Ethanol Cofiring to Natural Gas

Marina Braun-Unkhoff, Jens Dembowski, Jürgen Herzler, Jürgen Karle, Clemens Naumann, Uwe Riedel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2015, 137(9): 091503.
Paper No: GTP-14-1640
https://doi.org/10.1115/1.4029625
Published Online: September 1, 2015
View Article titled, Alternative Fuels Based on Biomass: An Experimental and Modeling Study of Ethanol Cofiring to Natural Gas
Open the PDF for Alternative Fuels Based on Biomass: An Experimental and Modeling Study of Ethanol Cofiring to Natural Gas in another window
Topics: Combustion, Ethanol, Fuels, Ignition delay, Modeling, Temperature, Pressure, Flames
Proceedings Papers

The Influence of Diluent Gases on Combustion Properties of Natural Gas: A Combined Experimental and Modeling Study

Jörn Ermel, Sandra Richter, Thomas Kick, Marina Braun-Unkhoff, Clemens Naumann, Uwe Riedel
Proc. ASME. GT2015, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration, V003T03A006, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42752
https://doi.org/10.1115/GT2015-42752
View Paper titled, The Influence of Diluent Gases on Combustion Properties of Natural Gas: A Combined Experimental and Modeling Study
Open the PDF for The Influence of Diluent Gases on Combustion Properties of Natural Gas: A Combined Experimental and Modeling Study in another window
Topics: Combustion, Diluents, Gases, Modeling, Natural gas, Fuels, Hydrogen, Flames, Nitrogen, Methane
Proceedings Papers

Alternative Fuels Based on Biomass: An Experimental and Modeling Study of Ethanol Co-Firing to Natural Gas

Marina Braun-Unkhoff, Jens Dembowski, Jürgen Herzler, Jürgen Karle, Clemens Naumann, Uwe Riedel
Proc. ASME. GT2014, Volume 3A: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration, V03AT03A012, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26714
https://doi.org/10.1115/GT2014-26714
View Paper titled, Alternative Fuels Based on Biomass: An Experimental and Modeling Study of Ethanol Co-Firing to Natural Gas
Open the PDF for Alternative Fuels Based on Biomass: An Experimental and Modeling Study of Ethanol Co-Firing to Natural Gas in another window
Topics: Biomass, Co-firing, Ethanol, Fuels, Modeling, Natural gas, Combustion, Gas turbines, Ignition delay, Computational fluid dynamics
Proceedings Papers

Alternative Fuels Based on Biomass: An Investigation of Combustion Properties of Product Gases

Jürgen Herzler, Julia Herbst, Thomas Kick, Clemens Naumann, Marina Braun-Unkhoff, Uwe Riedel
Proc. ASME. GT2012, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Controls, Diagnostics and Instrumentation, 625-634, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69282
https://doi.org/10.1115/GT2012-69282
View Paper titled, Alternative Fuels Based on Biomass: An Investigation of Combustion Properties of Product Gases
Open the PDF for Alternative Fuels Based on Biomass: An Investigation of Combustion Properties of Product Gases in another window
Topics: Biomass, Combustion, Fuel gasification, Fuels, Gases, Natural gas
Journal Articles

Alternative Fuels Based on Biomass: An Investigation of Combustion Properties of Product Gases

Jürgen Herzler, Julia Herbst, Thomas Kick, Clemens Naumann, Marina Braun-Unkhoff, Uwe Riedel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2013, 135(3): 031401.
Paper No: GTP-12-1382
https://doi.org/10.1115/1.4007817
Published Online: February 21, 2013
View Article titled, Alternative Fuels Based on Biomass: An Investigation of Combustion Properties of Product Gases
Open the PDF for Alternative Fuels Based on Biomass: An Investigation of Combustion Properties of Product Gases in another window
Topics: Biomass, Combustion, Flames, Fuel gasification, Fuels, Gases, Ignition delay, Methane, Temperature, Wood products
Proceedings Papers

Numerical and Experimental Investigation of a Semi-Technical Scale Burner Employing Model Synthetic Fuels

Massimiliano Di Domenico, Peter Kutne, Clemens Naumann, Juergen Herzler, Rajesh Sadanandan, Michael Stoehr, Berthold Noll, Manfred Aigner
Proc. ASME. GT2009, Volume 2: Combustion, Fuels and Emissions, 231-241, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59308
https://doi.org/10.1115/GT2009-59308
View Paper titled, Numerical and Experimental Investigation of a Semi-Technical Scale Burner Employing Model Synthetic Fuels
Open the PDF for Numerical and Experimental Investigation of a Semi-Technical Scale Burner Employing Model Synthetic Fuels in another window
Topics: Boundary-value problems, Carbon capture and storage, Chemical kinetics, Chemiluminescence, Chemistry, Combustion, Combustion chambers, Computer simulation, Enthalpy, Flames