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Optimization of electric vehicle sound package based on LSTM with an adaptive learning rate forest and multiple-level multiple-object method
H Huang, X Huang, W Ding, S Zhang, J Pang - Mechanical Systems and …, 2023 - Elsevier
The sound absorption and sound insulation performance of an acoustic package (AP)
system directly affect the noise, vibration and harshness performance of a vehicle …
system directly affect the noise, vibration and harshness performance of a vehicle …
Self‐supervised representation learning of metro interior noise based on variational autoencoder and deep embedding clustering
The noise within train is a paradox; while harmful to passenger health, it is useful to
operators as it provides insights into the working status of vehicles and tracks. Recently …
operators as it provides insights into the working status of vehicles and tracks. Recently …
[HTML][HTML] The Noise exposure of urban rail transit drivers: hazard classification, assessment, and mitigation strategies
Prolonged exposure to high-intensity noise environments in urban rail transit systems can
negatively impact the health and work efficiency of drivers. However, there is a lack of …
negatively impact the health and work efficiency of drivers. However, there is a lack of …
Measurements and modelling of dynamic stiffness of a railway vehicle primary suspension element and its use in a structure-borne noise transmission model
The noise inside railway vehicles is transmitted by both structure-borne and airborne paths
and, although there are many sources, the rolling noise is often the most important. This …
and, although there are many sources, the rolling noise is often the most important. This …
Vehicle modelling for high-frequency vibration transmission through primary suspensions
Q Wang, X **ao, J Han, X ** - Vehicle System Dynamics, 2024 - Taylor & Francis
A great part of interior noise of high-speed trains results from vibrations above 100 Hz, which
is transmitted through the bogie. To describe the dynamic behaviour of the bogie in this …
is transmitted through the bogie. To describe the dynamic behaviour of the bogie in this …
Interior noise characteristics, source identification and its quantification contribution of 400 km/h high-speed train in different operating environments
Noise level is one of the core technical indicators of high-speed trains, especially for a
speed of 400 km/h. Noise source identification and its contribution quantification are key for …
speed of 400 km/h. Noise source identification and its contribution quantification are key for …
A 2.5 D acoustic finite element method applied to railway acoustics
Railway acoustic problems commonly have a constant cross-section and uniform properties
in the longitudinal direction. To solve such 3D acoustic problems with reduced effort, a …
in the longitudinal direction. To solve such 3D acoustic problems with reduced effort, a …
Validation of rolling-stock interior noise simulation in viaduct and tunnel environments
J Sapena, C Dalmagne - INTER-NOISE and NOISE-CON …, 2023 - ingentaconnect.com
Acoustic comfort for modern rolling stock is a standard design requirement. The use of
standard measurement conditions (ballast and free-field conditions) is the best way to …
standard measurement conditions (ballast and free-field conditions) is the best way to …
A practical approach to modelling railway vehicle interior acoustics
The aim of the current work is to propose a practical approach for modelling the interior
acoustics of railway vehicles by investigating the spatial decay of sound within the vehicle …
acoustics of railway vehicles by investigating the spatial decay of sound within the vehicle …
High-speed Elevator Car Full-Band Noise Prediction Method Based on FEM-BEM and SEA
G He, F Zhu, Q Hu, Y Ning, J Sun - 2024 5th International …, 2024 - ieeexplore.ieee.org
High-speed elevator produces aerodynamic noise ranging from tens to thousands of hertz.
Different noise prediction methods have different applicability ranges, and no single …
Different noise prediction methods have different applicability ranges, and no single …