Laboratório de Vibrações e Acústica

LVA develops several research projects in the area of Acoustics and Vibrations, also involving several national and international partner companies. Currently the following projects are active in the LVA:

• AloFono: A technological tool for the population’s access to hearing health care services of the Single Health System (Sistema Único de Saúde – SUS);
  

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• Analysis of the dynamic behavior of flexible cabling;
  

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• Analysis of sound absorption materials for noise control in aircraft;
  

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• Acoustic pulsation analysis in pipes to evaluate acoustically induced vibration problems;
  

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• Numerical assessment of education methods for acoustic lines;
  

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• Vibroacoustic characterization of rescue and medical transport aircraft in the State of Santa Catarina;
  

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• Development of low sound perception compressors;
  

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• Development of numerical tools in the context of the hybrid FE-SEA method for analysis of vibroacoustic problems;
  

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• Development of Voice Prosthesis for Laryngectomized Patients;
  

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• Development of speech signals and competitive noises for audiological tests;
  

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• Development of energy capture system from vibrations for vibration motion sensors;
  

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• Determination of the sound speed of the water column using seismic survey data;
  

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• Effects of installation and interaction between multiple propellers in aircraft with distributed electric propulsion systems;
  

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• Mapping noise pollution in hospitals in Brazil and the USA and their impacts on the health care team;

• Acoustic metamaterials;

• Acoustic metamaterials: control and optimization of sound absorption and attenuation;

• Topological optimization of vibrant structures;

• Sound perception of inhabited space in the face of the COVID-19 pandemic;

• Audiological evaluation computing platform.