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pro vyhledávání: '"Matthew R Aldeman"'
Autor:
Matthew R. Aldeman, Jin Ho Jo
Publikováno v:
Akustika.
In this investigation a novel hybrid spiral microphone array system is designed and constructed to maximize the overall performance of the array under the constraint that the array must be portable and capable of being transported in a small hatchbac
Publikováno v:
Research in Science & Technological Education. 39:421-440
Background: Renewable energy curriculum reflects research, standards, and policy documents that emphasize both environmental literacy and engineering, technology, and science concepts. Students’ sc...
Publikováno v:
Wind Engineering. 44:373-389
While wind assessment periods commonly range from 1 to several years, this is typically based on experience and industry norms. In this investigation, we perform an analysis of the error that can be expected in a wind resource assessment of various l
Autor:
Hilary M. Brown, Trevor J. McDaniel, Christopher P. West, Ebenezer H. Bondzie, Matthew R. Aldeman, Brian T. Molnar, Christopher C. Mulligan, Patrick W. Fedick
Publikováno v:
International Journal of Mass Spectrometry. 474:116781
Publikováno v:
Transactions of the Canadian Society for Mechanical Engineering. 42:350-358
Wind resource assessment is critically important to wind energy developers and financiers because it provides a means of predicting the output of a future wind energy project. While wind assessment periods commonly range from one to several years, th
Autor:
Matthew R. Aldeman, Ganesh Raman
Publikováno v:
Building Acoustics. 25:249-286
The Rayleigh criterion has long been considered the standard criterion for angular resolution of imaging systems, including microphone arrays. However, advanced beamforming methods have been developed in the past 20 years that have dramatically impro
Autor:
Matthew R. Aldeman, Ganesh Raman
Publikováno v:
Applied Acoustics. 132:58-81
Several advanced beamforming methods have been developed in the past 20 years that have dramatically improved the angular resolution of microphone array systems. Meanwhile, the Rayleigh criterion has long been considered the standard criterion for an
Publikováno v:
Wind Engineering. 40:319-342
Related reviews are given of (1) international wind turbine noise regulations and standards and (2) modern experimental methods in aeroacoustic measurement with sample applications. For the latter, specific emphasis has been placed on three measureme
Publikováno v:
Transportation Research Record: Journal of the Transportation Research Board. 2600:20-26
Aircraft noise is a form of environmental noise pollution that is a cause for resident complaints, especially near larger airports. Noise monitoring is usually performed by placing single microphones at various locations in neighborhoods that are nea
Autor:
Matthew R. Aldeman
Publikováno v:
Applied Acoustics. 170:107512
The logarithmic spiral has become a common design archetype for the placement of microphones in microphone array systems. Such designs tend to perform well; however, when the diameter of the array is increased to improve the array’s angular resolut