1-13 of 13
Andreas Neumann
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

Comparative Measurements of Different Solar Flux Gauge Types

Jens Kaluza, Andreas Neumann
Proc. ASME. SED2001, Solar Engineering 2001: (FORUM 2001: Solar Energy — The Power to Choose), 33-38, April 21–25, 2001
Publisher: American Society of Mechanical Engineers
Paper No: SED2001-104
https://doi.org/10.1115/SED2001-104
View Paper titled, Comparative Measurements of Different Solar Flux Gauge Types
Open the PDF for Comparative Measurements of Different Solar Flux Gauge Types in another window
Topics: Gages, Solar energy, Furnaces, Calibration, Instrumentation, Video cameras
Proceedings Papers

Validation of Optical Modeling of Parabolic Trough Collectors by Flux Measurement

Bjo¨rn Schiricke, Robert Pitz-Paal, Eckhard Lu¨pfert, Andreas Neumann, Klaus Pottler, Markus Pfa¨nder, Klaus-Ju¨rgen Riffelmann
Proc. ASME. ES2007, ASME 2007 Energy Sustainability Conference, 1071-1076, July 27–30, 2007
Publisher: American Society of Mechanical Engineers
Paper No: ES2007-36216
https://doi.org/10.1115/ES2007-36216
View Paper titled, Validation of Optical Modeling of Parabolic Trough Collectors by Flux Measurement
Open the PDF for Validation of Optical Modeling of Parabolic Trough Collectors by Flux Measurement in another window
Topics: Modeling, Parabolic troughs, Ray tracing, Density, Geometry, Solar energy, Computer software, Engineering prototypes, Engineering simulation, Measurement systems
Journal Articles

Experimental Verification of Optical Modeling of Parabolic Trough Collectors by Flux Measurement

Björn Schiricke, Robert Pitz-Paal, Eckhard Lüpfert, Klaus Pottler, Markus Pfänder, Klaus-J. Riffelmann, Andreas Neumann
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. February 2009, 131(1): 011004.
https://doi.org/10.1115/1.3027507
Published Online: January 6, 2009
View Article titled, Experimental Verification of Optical Modeling of Parabolic Trough Collectors by Flux Measurement
Open the PDF for Experimental Verification of Optical Modeling of Parabolic Trough Collectors by Flux Measurement in another window
Topics: Density, Parabolic troughs, Photogrammetry, Ray tracing, Simulation, Solar energy, Temperature distribution, Modeling, Engineering prototypes
Proceedings Papers

Representative Terrestrial Solar Brightness Profiles

Andreas Neumann, Andreas Witzke, Scott A. Jones, Gregor Schmitt
Proc. ASME. SED2002, Solar Energy, 325-333, June 15–20, 2002
Publisher: American Society of Mechanical Engineers
Paper No: SED2002-1069
https://doi.org/10.1115/SED2002-1069
View Paper titled, Representative Terrestrial Solar Brightness Profiles
Open the PDF for Representative Terrestrial Solar Brightness Profiles in another window
Topics: Brightness (Photometry), Solar energy, Electromagnetic scattering, Radiation scattering, Scattering (Physics), Aerospace industry, Astronomy, Databases, Imaging, Shapes
Proceedings Papers

Measurement of High Thermodynamic Temperatures in the DLR Solar Furnace by UV-B Detection

Nicola Rohner, Andreas Neumann
Proc. ASME. SED2002, Solar Energy, 309-317, June 15–20, 2002
Publisher: American Society of Mechanical Engineers
Paper No: SED2002-1067
https://doi.org/10.1115/SED2002-1067
View Paper titled, Measurement of High Thermodynamic Temperatures in the DLR Solar Furnace by UV-B Detection
Open the PDF for Measurement of High Thermodynamic Temperatures in the DLR Solar Furnace by UV-B Detection in another window
Topics: Furnaces, Solar energy, Temperature, Ultraviolet radiation, Temperature measurement, Calibration, Wavelength, Computational methods, Emissivity, Materials properties
Proceedings Papers

Review of Optical Properties for Lambertian Diffusers in Solar Energy Application

Andreas Neumann, Gregor Schmitt
Proc. ASME. ISEC2003, Solar Energy, 231-242, March 15–18, 2003
Publisher: American Society of Mechanical Engineers
Paper No: ISEC2003-44039
https://doi.org/10.1115/ISEC2003-44039
View Paper titled, Review of Optical Properties for Lambertian Diffusers in Solar Energy Application
Open the PDF for Review of Optical Properties for Lambertian Diffusers in Solar Energy Application in another window
Topics: Diffusers, Solar energy, Instrumentation, Paints, Reflection, Temperature, Ceramics, Coatings, Density, Electromagnetic scattering
Proceedings Papers

Comparative Flux Measurement and Raytracing for the Characterization of the Focal Region of Solar Parabolic Trough Collectors

Eckhard Lu¨pfert, Andreas Neumann, Klaus-J. Riffelmann, Steffen Ulmer
Proc. ASME. ISEC2004, Solar Energy, 689-694, July 11–14, 2004
Publisher: American Society of Mechanical Engineers
Paper No: ISEC2004-65157
https://doi.org/10.1115/ISEC2004-65157
View Paper titled, Comparative Flux Measurement and Raytracing for the Characterization of the Focal Region of Solar Parabolic Trough Collectors
Open the PDF for Comparative Flux Measurement and Raytracing for the Characterization of the Focal Region of Solar Parabolic Trough Collectors in another window
Topics: Parabolic troughs, Ray tracing, Solar energy
Proceedings Papers

Parabolic Trough Analysis and Enhancement Techniques

Eckhard Lu¨pfert, Klaus Pottler, Steffen Ulmer, Klaus-J. Riffelmann, Andreas Neumann, Bjo¨rn Schiricke
Proc. ASME. ISEC2005, Solar Energy, 741-747, August 6–12, 2005
Publisher: American Society of Mechanical Engineers
Paper No: ISEC2005-76023
https://doi.org/10.1115/ISEC2005-76023
View Paper titled, Parabolic Trough Analysis and Enhancement Techniques
Open the PDF for Parabolic Trough Analysis and Enhancement Techniques in another window
Topics: Parabolic troughs, Ray tracing, Solar energy, Construction, Engineering prototypes, Geometry, Photogrammetry, Shapes, Solar power stations, Testing
Proceedings Papers

Double-Focus Configuration at DLR Solar Furnace for Operating a Continuous Reactor

Andreas Neumann, Christian Willsch, Martin Roeb, Daniela Graf, Christian Sattler
Proc. ASME. ISEC2006, Solar Energy, 29-36, July 8–13, 2006
Publisher: American Society of Mechanical Engineers
Paper No: ISEC2006-99042
https://doi.org/10.1115/ISEC2006-99042
View Paper titled, Double-Focus Configuration at DLR Solar Furnace for Operating a Continuous Reactor
Open the PDF for Double-Focus Configuration at DLR Solar Furnace for Operating a Continuous Reactor in another window
Topics: Furnaces, Solar energy, Metals, Hydrogen production, Solar radiation, Temperature, Ceramics, Hydrogen, Oxygen, Shapes
Journal Articles

Parabolic Trough Optical Performance Analysis Techniques

Eckhard Lüpfert, Klaus Pottler, Steffen Ulmer, Klaus-J. Riffelmann, Andreas Neumann, Björn Schiricke
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. May 2007, 129(2): 147–152.
https://doi.org/10.1115/1.2710249
Published Online: June 18, 2006
View Article titled, Parabolic Trough Optical Performance Analysis Techniques
Open the PDF for Parabolic Trough Optical Performance Analysis Techniques in another window
Topics: Engineering prototypes, Geometry, Mirrors, Parabolic troughs, Photogrammetry, Ray tracing, Shapes, Solar energy, Testing
Journal Articles

Measurement of High Temperatures in the DLR Solar Furnace by UV-B Detection

Nicola Rohner, Andreas Neumann
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Technical Papers
J. Sol. Energy Eng. May 2003, 125(2): 152–158.
https://doi.org/10.1115/1.1562949
Published Online: May 8, 2003
View Article titled, Measurement of High Temperatures in the DLR Solar Furnace by UV-B Detection
Open the PDF for Measurement of High Temperatures in the DLR Solar Furnace by UV-B Detection in another window
Topics: Calibration, Emissivity, Furnaces, Radiation (Physics), Solar energy, Temperature, Temperature measurement, Ultraviolet radiation, Wavelength, High temperature
Journal Articles

Representative Terrestrial Solar Brightness Profiles

Andreas Neumann, Andreas Witzke, Scott A. Jones, Gregor Schmitt
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Technical Papers
J. Sol. Energy Eng. May 2002, 124(2): 198–204.
https://doi.org/10.1115/1.1464880
Published Online: April 24, 2002
View Article titled, Representative Terrestrial Solar Brightness Profiles
Open the PDF for Representative Terrestrial Solar Brightness Profiles in another window
Topics: Brightness (Photometry), Solar energy, Statistical analysis, Measurement systems
Journal Articles

Comparative Measurements of Different Solar Flux Gauge Types

Jens Kaluza and, Andreas Neumann
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Technical Briefs
J. Sol. Energy Eng. August 2001, 123(3): 251–255.
https://doi.org/10.1115/1.1385201
Published Online: March 1, 2001
View Article titled, Comparative Measurements of Different Solar Flux Gauge Types
Open the PDF for Comparative Measurements of Different Solar Flux Gauge Types in another window
Topics: Calibration, Furnaces, Gages, Instrumentation, Solar energy