被动双曲结构用于确定对X射线光学组件施加的紧力
Eleanor Victoria Bainbridge1, Jonathan David Griffiths1, Hiten Patel2
1School of Engineering, University of Lincoln, Brayford Way, Brayford Pool, Lincoln LN6 7TS, United Kingdom.
Journal of synchrotron radiation
|October 10, 2023
概括
这项研究引入了一种新的方法,用于监测冷冷却的X射线光学上的紧力. 增材制造的被动结构有效地测量预负载,确保光学性能和光束稳定性.
科学领域:
- 一个X射线光学.
- 低温生化技术 (Cryogenics) 是一个非常重要的技术.
- 机械工程 机械工程 机械工程
背景情况:
- 紧用于冷冷却的X射线光学可以导致表面扭曲,影响光束质量.
- 了解组装对整个生命周期的光学性能的影响至关重要.
研究的目的:
- 为了研究冷冷却X射线光学的非接触式,在过程中监测紧力.
- 评估一种增材制造的被动结构,用于监测钻石光源的I20单色仪的预加载.
主要方法:
- 数字和实验研究一个双曲线的过度抛物线形抛物线形被动结构.
- 在低温火之前和之后的结构性能的表征.
- 激光位移测量以量化预加载效应.
主要成果:
- 被动结构显示,每100N螺栓预载荷的总位移约为9μm.
- 观察到预负载调整的有效放大大约为2.5×.
- 结构的性能在冷却火之前和之后都具有特征.
结论:
- 开发的被动结构提供了一个可行的解决方案,用于无接触,在过程中监测冷X射线光学中的紧力.
- 这种监控能力可以帮助减轻扭曲,提高光束稳定性.
- 该研究提供了关于在冷条件下X射线光学的组装和性能的宝贵见解.
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