Aeroacoustics and Artificial Neural Network Modeling of Airborne Acoustic Emissions During High Kinetic Energy Thermal Spraying
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Thermal Spray Technology"
DOI: 10.1007/s11666-019-00874-0
Abstract: This work describes an online, non-destructive monitoring technology for thermal spray coating processes based on the airborne acoustic emissions (AAE) in the booth. First, numerical simulations were carried out to probe into the relationship between… read more here.
Keywords: spray; airborne acoustic; thermal spray; acoustic emissions ... See more keywords
Acoustic Emissions of Semi-Permeable Trailing Edge Serrations
Sign Up to like & getrecommendations! Published in 2018 at "Acoustics Australia"
DOI: 10.1007/s40857-017-0093-8
Abstract: The trailing edge of a NACA 0018 airfoil is modified through the attachment of serrations with different degrees of permeability. Acoustic beamforming is used to inspect the turbulent boundary layer-trailing edge noise emissions from the… read more here.
Keywords: semi permeable; trailing edge; emissions semi; edge ... See more keywords
Acoustic characterization of sensors used for marine environmental monitoring.
Sign Up to like & getrecommendations! Published in 2019 at "Marine pollution bulletin"
DOI: 10.1016/j.marpolbul.2019.04.079
Abstract: Active acoustic sensors are widely used in oceanographic and environmental studies. Although many have nominal operating frequencies above the range of marine mammal hearing, they can produce out-of-band sound that may be audible to marine… read more here.
Keywords: acoustic characterization; characterization sensors; marine mammal; acoustic emissions ... See more keywords
Tensile characterization of graphene nanoplatelets (GNP) mortar using acoustic emissions
Sign Up to like & getrecommendations! Published in 2020 at "Materials today communications"
DOI: 10.1016/j.mtcomm.2020.101433
Abstract: Abstract This study characterizes tensile behavior of graphene nanoplatelets (GNPs) reinforced cementitious composites using acoustic emissions (AE). Two acoustic sensors were attached to dog-bone specimens that were cast using GNP nano-reinforced mortar composites at concentration… read more here.
Keywords: tensile strength; acoustic emissions; graphene nanoplatelets; mortar ... See more keywords
Investigating galling wear behaviour in sheet metal stamping using acoustic emissions
Sign Up to like & getrecommendations! Published in 2018 at "Wear"
DOI: 10.1016/j.wear.2018.07.003
Abstract: Abstract Galling wear in sheet metal stamping processes can degrade the product quality and adversely affect the mass production. Studies have shown that acoustic emissions sensors can be used to measure galling. However, the link… read more here.
Keywords: time; acoustic emissions; metal stamping; sheet metal ... See more keywords
Acoustic emissions and kinematic instability of the osteoarthritic knee joint: comparison with radiographic findings
Sign Up to like & getrecommendations! Published in 2021 at "Scientific Reports"
DOI: 10.1038/s41598-021-98945-2
Abstract: To evaluate the acoustic emissions (AE) and kinematic instability (KI) of the osteoarthritic (OA) knee joints, and to compare these signals to radiographic findings. Sixty-six female and 43 male participants aged 44–67 were recruited. On… read more here.
Keywords: radiographic findings; knee; acoustic emissions; instability osteoarthritic ... See more keywords
Attribute analyses of acoustic emissions in hydraulic fracturing
Sign Up to like & getrecommendations! Published in 2021 at "Interpretation"
DOI: 10.1190/int-2021-0029.1
Abstract: Hydraulic fracturing (HF) and horizontal drilling are essential to the development of shale gas and oil. Production depends on the stimulation success. During fracture initiation, propagation, and closure, cracks emit acoustic waves; these can be… read more here.
Keywords: precyclic injection; acoustic emissions; stress; rate ... See more keywords
Mechanical response of notched marble beams under bending versus acoustic emissions and electric activity
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Theoretical and Applied Mechanics"
DOI: 10.15632/jtam-pl.56.2.523
Abstract: An experimental protocol, including the combined application of both innovative and traditional sensing techniques, is described aiming to explore the mechanical response of marble and also to check the possibilities of detecting precursor phenomena designating… read more here.
Keywords: pressure stimulated; response; mechanical response; acoustic emissions ... See more keywords
A Study on the Fracture of Cementitious Materials in Terms of the Rate of Acoustic Emissions in the Natural Time Domain
Sign Up to like & getrecommendations! Published in 2023 at "Applied Sciences"
DOI: 10.3390/app13106261
Abstract: A novel approach for describing the acoustic activity in brittle structural materials while they are loaded mechanically at levels close to those causing macroscopic fracture is proposed. It is based on the analysis of the… read more here.
Keywords: time; acoustic emissions; rate acoustic; cementitious materials ... See more keywords
Detection of Pneumatic Conveying by Acoustic Emissions
Sign Up to like & getrecommendations! Published in 2019 at "Applied Sciences"
DOI: 10.3390/app9030501
Abstract: The acoustic emission (AE) method is used in certain industries for the measurement of pneumatic conveying. Instead of the non-intrusive sensors, the comparison of two different intrusive probes in pneumatic conveying is presented in this… read more here.
Keywords: particle; detection pneumatic; pneumatic conveying; conveying acoustic ... See more keywords
Acoustic Emissions in 3D Printed Parts under Mode I Delamination Test
Sign Up to like & getrecommendations! Published in 2018 at "Materials"
DOI: 10.3390/ma11091760
Abstract: This paper applies an innovative approach based on the acoustic emission technique to monitor the delamination process of 3D parts. Fused deposition modelling (FDM) is currently one of the most widespread techniques for additive manufacturing… read more here.
Keywords: technique; emissions printed; delamination; printed parts ... See more keywords