DEVELOPMENT AND VALIDATION OF A LOW-COST ACCELEROMETER FOR HEALTH MONITORING OF BRIDGES

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Abstract Summary
Researchers are increasingly interested in the project dedicated to developing and validating low-cost accelerometer prototypes based on Arduino technology. This growing interest stems from the fact that the use of low-cost solutions may make Structural Health Monitoring (SHM) practical and affordable to structures with limited funds for their health monitoring. However, many of the currently developed prototypes do not have comparable precision and resolution as those of the commercial alternatives. Furthermore, the noise density of these freshly de-signed sensors has not been tested in the laboratory. In truth, normally, the characteristic of the developed accelerometer is taken from the datasheet of the chipsets utilized to create the solu-tion. This paper presents consistent work with developing a low-cost remote accelerometer with a sampling frequency of 333 Hz and noise density of 51μg⁄√Hz. This accelerometer's accuracy, noise density, and reliability are evaluated through laboratory experiments. It is essential to mention that this accelerometer does not need any additional data acquisition equipment and is self-sufficient.
Abstract ID :
14
Abstract Mini Symposia Topic:
post-doc
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Universitat Politecnica de Catalunya
PhD student
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Department of Civil and Environment Engineering, Universitat Politècnica de Catalunya, Barce-lonaTech. C/ Jordi Girona 1-3, 08034, Barcelona, Spain
Department of Civil Engineering, Universidad de Castilla-La Mancha. Av. Camilo Jose Cela s/n, Ciudad Real, 13071, Spain
Universidad de Castilla-La Mancha
Department of Civil and Environment Engineering, Universitat Politècnica de Catalunya, Barce-lonaTech. C/ Jordi Girona 1-3, 08034, Barcelona, Spain
Universitat Politecnica de Catalunya
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