同轴电缆分布式应变传感:方法,应用和挑战

Stephanie King1,2, Gbanaibolou Jombo2, Oluyomi Simpson2

  • 13-Sci Limited, Hampshire PO13 9FU, UK.

PubMed
概括

同轴电缆分布式应变传感器为结构健康监测提供了脆弱光纤的强大替代方案. 这些传感器在恶劣环境中提供可靠的应变数据,克服了当前技术的局限性.

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Cable Subjected to a Distributed Load01:24

Cable Subjected to a Distributed Load

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Energy Stored In A Coaxial Cable01:31

Energy Stored In A Coaxial Cable

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Cable Subjected to Concentrated Loads01:28

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Cable Subjected to Its Own Weight01:13

Cable Subjected to Its Own Weight

Overhead power transmission lines rely on cables to carry electricity across large distances. To ensure the stability and functionality of these lines, it is crucial to understand the shape and tension experienced by the cables under the influence of their weight.
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Cable: Problem Solving01:29

Cable: Problem Solving

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Measurements of Strain01:27

Measurements of Strain

Strain quantifies the deformation of a material under force, typically measured as normal strain, which represents the change in length when compared with the original length. Electrical strain gauges are used for enhanced accuracy. These devices consist of a conductive wire mounted on a paper backing that adheres to the material's surface. These gauges operate on the piezoresistive effect, where the wire's electrical resistance changes in response to mechanical deformation. The strain...
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