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相关概念视频

Design Example: Measuring Distance Between Two Points with Obstructions01:10

Design Example: Measuring Distance Between Two Points with Obstructions

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When measuring distances in areas with physical obstructions, such as a lake in a field, surveyors must employ techniques to calculate accurate lengths without direct line measurements. One effective method is the offset technique, which allows for precise distance estimation over inaccessible stretches.In this scenario, a surveyor must measure a side of an area that crosses a lake. Since the measuring tape cannot span the lake, the surveyor begins by establishing a baseline that aligns with...
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High-speed Particle Image Velocimetry Near Surfaces
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使用单线激光扫描仪进行复杂特征测量的姿势规划方法.

Feng ShengQuan, Li Qi, Huang JianXin

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    此摘要是机器生成的。

    这项研究引入了一个自动化的T-SCAN激光扫描系统,用于精确的表面测量. 新方法优化了扫描姿势和路径规划,大大减少了测量偏差.

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    科学领域:

    • 计量学 计量学 计量学
    • 机器人技术 机器人技术 机器人技术
    • 计算机辅助工程 (CAE) 是指计算机辅助的工程.

    背景情况:

    • 单线激光扫描仪对于复杂的表面计量学至关重要.
    • 激光扫描的自动化需要仔细考虑测量姿势,路径规划和设备干扰.
    • 现有的方法在实现准确和高效的自动化表面测量方面面临挑战.

    研究的目的:

    • 为T-SCAN激光扫描仪开发一种自动测量姿势和路径规划方法.
    • 为了提高复杂表面轮的测量精度和效率.
    • 建立一个统一的测量场,以提高数据的一致性.

    主要方法:

    • 构建一个T-SCAN测量姿势参数模型.
    • 对最佳测量区域的视角覆盖面的分析.
    • 开发一种基于扫描姿势的路径规划方法,以尽量减少重叠.
    • 实施一种考虑姿势和转移错误的测量站规划方法.

    主要成果:

    • 拟议的姿势参数模型有效地分析了视角覆盖范围.
    • 路径规划方法成功地减少了重叠的扫描区域.
    • 测量站的规划确保了统一的测量场,并减少了传输误差.
    • 实验结果显示,在姿势调整后,平均距离偏差显著减少.

    结论:

    • 开发的自动化T-SCAN系统显著提高了复杂表面的测量精度.
    • 优化姿势和路径规划对于高效和精确的激光扫描至关重要.
    • 统一测量场方法提高了自动化计量学中的数据可靠性.