In the research carried out by the authors, which was devoted to non-contact (i.e. non-destructive) control of composite multilayer textile materials (industrial textiles), the perspective and feasibility of using acoustic waves for such control was shown. Industrial textiles, both in the manufacturing process and in the process of operation, usually require control of both the properties of the connections of the layers with each other (for example, non-gluing between layers), and the properties of each individual layer (for example, the thickness or surface density of such a layer). The interaction of multilayer materials with the initial acoustic wave leads to multiple pass of such a wave through different layers and reflection of such a wave from different layers, resulting in the formation of an interference acoustic field that has a complex structure. At the same time, such a field makes it possible to select from it precisely the information that relates to the selected property of industrial textiles. The authors proposed the structure of the experimental setup, which contains sample and measuring channels and is part of the scanning system. Piezoelectric ceramics were used as the material for the electroacoustic emitter and receiver of such a setup. The direct automation of non-contact acoustic control consisted in the possibility of operational control of the scanning system and software processing of control results on a personal computer, for which the appropriate software was created.

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Automation of Non-contact Acoustic Control of Composite Multilayer Textile Materials

  • Valerii Zdorenko,
  • Nataliia Zashchepkina,
  • Serhii Lisovets,
  • Serhii Barylko

摘要

In the research carried out by the authors, which was devoted to non-contact (i.e. non-destructive) control of composite multilayer textile materials (industrial textiles), the perspective and feasibility of using acoustic waves for such control was shown. Industrial textiles, both in the manufacturing process and in the process of operation, usually require control of both the properties of the connections of the layers with each other (for example, non-gluing between layers), and the properties of each individual layer (for example, the thickness or surface density of such a layer). The interaction of multilayer materials with the initial acoustic wave leads to multiple pass of such a wave through different layers and reflection of such a wave from different layers, resulting in the formation of an interference acoustic field that has a complex structure. At the same time, such a field makes it possible to select from it precisely the information that relates to the selected property of industrial textiles. The authors proposed the structure of the experimental setup, which contains sample and measuring channels and is part of the scanning system. Piezoelectric ceramics were used as the material for the electroacoustic emitter and receiver of such a setup. The direct automation of non-contact acoustic control consisted in the possibility of operational control of the scanning system and software processing of control results on a personal computer, for which the appropriate software was created.