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Updated: Jul 16, 2025

Production of a Strain-Measuring Device with an Improved 3D Printer
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Production of a Strain-Measuring Device with an Improved 3D Printer

Published on: January 30, 2020

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基于在线-MZI嵌入的点状缩结构,同时感知应变和温度,具有低交叉度

Xiao-Peng Han, Yun-Dong Zhang, Wuliji Hasi

    Optics express
    |September 15, 2023
    PubMed
    概括

    一个新的嵌入式球形点缩 (EDT) 光纤传感器,使用弧度放电制造,为同时应变和温度监测提供高灵敏度. 这种基于MZI的传感器对精密工程应用非常有前途.

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    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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    The utilization of strain gauges as transducers for converting mechanical strain into electrical signals is a common practice in various engineering applications. These strain gauges are frequently integrated into Wheatstone bridge circuits to accurately measure parameters such as force or pressure. Within this context, each element within the circuit exhibits a resistance that undergoes subtle variations when subjected to mechanical strain. The primary objective is to convert minuscule...
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    Thermal Strain01:19

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    Thermal strain is a concept that arises when we consider how temperature changes affect structures. Unlike the conventional assumption that structures remain constant under load, real-world scenarios often involve temperature fluctuations that can significantly impact these structures. Consider a homogeneous rod with a uniform cross-section resting freely on a flat horizontal surface. If the rod's temperature increases, the rod elongates. This elongation is proportional to the temperature...
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