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Proceedings Papers
ASME 2018 Noise Control and Acoustics Division Session presented at INTERNOISE 2018
General Noise and Vibration Control
Sound Attenuation in a Flow Duct Periodically Loaded With Micro-Perforated Patches Backed by Helmholtz Resonators
NCAD 2018; V001T01A001https://doi.org/10.1115/NCAD2018-6103
Topics:
Ducts
,
Flow (Dynamics)
,
Noise (Sound)
,
Acoustics
,
Cavities
,
Junctions
,
Pressure
,
Pressure drop
,
Separation (Technology)
,
Wave propagation
Research on Vibration Control of Thin Plate Based on Pre-Stressing
NCAD 2018; V001T01A003https://doi.org/10.1115/NCAD2018-6112
Topics:
Vibration control
,
Stiffness
,
Stress
,
Vibration
,
Compressive stress
,
Differential equations
,
Plates (structures)
,
Shapes
,
Tension
Acoustical Comfort in Classrooms: Case Study at the University of Brasília
NCAD 2018; V001T01A005https://doi.org/10.1115/NCAD2018-6119
Topics:
Acoustics
,
Sound reverberation
,
Students
,
Decibels
,
Engineering teachers
,
Noise (Sound)
,
Space
,
Teaching
Sound Emission Level in Spinning Classes and the Influence in the Health of Teachers
Hetty N. C. C. Lobo, José A. P. C. Lobo, Clarice C. Daga, Samuel B. M. Abdelmur, Israel S. M. Zica, Filipe Dinato, Carlos E. L. Melo
NCAD 2018; V001T01A006https://doi.org/10.1115/NCAD2018-6127
Topics:
Emissions
,
Engineering teachers
,
Spin (Aerodynamics)
,
Spinning (Textile)
,
Sound pressure
,
Noise (Sound)
,
Damage
,
Gages
,
Reliability
,
Students
Sound Quality of Aircraft Cabin for VIP and Business Jets
NCAD 2018; V001T01A007https://doi.org/10.1115/NCAD2018-6128
Topics:
Aircraft
,
Jets
,
Sound quality
,
Loudness (Acoustics)
,
Dimensions
,
Flight
,
Noise (Sound)
,
Noise control
Free Vibration Analysis of Two-Stage Planetary Gear With Friction
NCAD 2018; V001T01A008https://doi.org/10.1115/NCAD2018-6133
Topics:
Free vibrations
,
Friction
,
Planetary gears
,
Vibration
,
Degrees of freedom
,
Dynamic models
,
Rotation
,
Sliding friction
An Analytical and Numerical Investigation of Modulation Sidebands of a Planetary Gear Under Fluctuated External Torque
NCAD 2018; V001T01A009https://doi.org/10.1115/NCAD2018-6134
Topics:
Planetary gears
,
Torque
,
Gears
,
Spectra (Spectroscopy)
,
Errors
,
Excitation
,
Fourier series
,
Manufacturing
,
Stiffness
Analyzing the Soundscape of an Urban Park: A Case of Semmozhi Poonga
NCAD 2018; V001T01A010https://doi.org/10.1115/NCAD2018-6137
Topics:
Cities
,
Water
,
Acoustics
,
Duck (Textile)
,
Machinery
,
Preferences
,
Traffic
,
Vehicles
,
Wind
Analysis of Acoustic Radiation Characteristics of an Infinitely Long Half-Filled Cylindrical Shell
NCAD 2018; V001T01A011https://doi.org/10.1115/NCAD2018-6139
Topics:
Acoustics
,
Pipes
,
Radiation (Physics)
,
Fluids
,
Displacement
,
Vibration
,
Numerical analysis
,
Stress
,
Boundary-value problems
,
Computer software
Taipei MRT Cabin Soundscape: Route Between Shandao Temple and Taipei Main Station
Julie C. Chen, Lucky S. J. Tsaih, Christian C. Bahuraksa, Yu-Tien Yen, Anastasia Mimosa, Elisabeth Kathryn
NCAD 2018; V001T01A012https://doi.org/10.1115/NCAD2018-6146
Topics:
Acoustics
,
Data collection
,
Trains
,
Transportation systems
Spectral Comparison of Pass-By Traffic Noise
NCAD 2018; V001T01A014https://doi.org/10.1115/NCAD2018-6149
Topics:
Noise (Sound)
,
Traffic
,
Vehicles
,
Roads
,
Design
,
Engines
,
Gears
,
Insulation
,
Spectra (Spectroscopy)
,
Statistical analysis
Computational Acoustics
Overview of Structural-Acoustic Modal Analysis Under Random Loading
NCAD 2018; V001T02A001https://doi.org/10.1115/NCAD2018-6130
Topics:
Acoustics
,
Modal analysis
,
Stress
,
Cavities
,
Random excitation
,
White noise
,
Automobiles
,
Damping
,
Excitation
,
Frequency response
Structural-Acoustic System Identification
Aero-Acoustics and Sound Propagation
The Role of Castellations on Pipe Jet Noise
NCAD 2018; V001T05A001https://doi.org/10.1115/NCAD2018-6129
Topics:
Noise (Sound)
,
Pipes
,
Nozzles
,
Pressure
,
Acoustics
,
Jets
,
Noise control
,
Sound pressure
,
Visualization
,
Vortices
Flow-Induced Noise and Vibration
Review of Causes and Mitigation of Cavity Noise in Machinery and Other Mechanisms
NCAD 2018; V001T06A001https://doi.org/10.1115/NCAD2018-6102
Topics:
Cavities
,
Machinery
,
Noise (Sound)
,
Flow (Dynamics)
,
Acoustics
,
Disks
,
Excitation
,
Blades
,
Valves
,
Compressors
Experimental Analysis of Whistle Noise in a Particle Agglomeration Pipe
NCAD 2018; V001T06A002https://doi.org/10.1115/NCAD2018-6116
Topics:
Agglomeration (Materials)
,
Experimental analysis
,
Noise (Sound)
,
Particulate matter
,
Pipes
,
Flow (Dynamics)
,
Exhaust systems
,
Acoustics
,
Failure
,
Feedback
Vibration and Acoustic Measurements, Signal Processing, and Test Facilities
Sound Absorption Characteristic of Glass and Plastic Bottles: Considerations of Their Dependences on Material Properties
NCAD 2018; V001T08A002https://doi.org/10.1115/NCAD2018-6111
Topics:
Glass
,
Materials properties
,
Sound absorption
,
Resonance
,
Acoustics
,
Green buildings
,
Metals
,
Plates (structures)
,
Recycling
,
Shapes
Direction-of-Arrival Dependency of Active Noise Cancellation Headphones
NCAD 2018; V001T08A003https://doi.org/10.1115/NCAD2018-6120
Topics:
Noise (Sound)
,
Microphones
,
Acoustics
,
Ear
,
Transfer functions
,
Feedforward control
,
Filtration
,
Measurement systems
A Study on How Small Changes to Vehicle Panel Boundary Conditions Vary the Overall System Response
NCAD 2018; V001T08A005https://doi.org/10.1115/NCAD2018-6126
Topics:
Boundary-value problems
,
Vehicles
,
Doors
,
Accelerometers
,
Acoustic intensity
,
Acoustics
,
Aluminum
,
Electromagnetic spectrum
,
Noise (Sound)
,
Polymers
Analysis of the Impact of Different Types of Vibration Isolation on the Dynamic Loading of Machines and the Surrounding Environment
NCAD 2018; V001T08A006https://doi.org/10.1115/NCAD2018-6135
Topics:
Dynamic testing (Materials)
,
Machinery
,
Vibration isolation
,
Vibration
,
Acoustics
,
Air conditioning
,
Combustion
,
Engines
,
Heating
,
Noise (Sound)