Design and Analysis of Optical Resonator Cavity for Low Vacuum Measurement
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摘要: 基于磁约束核聚变运行真空测量需求和强磁场高辐照运行环境要求,本文设计了一种光学真空测量手段,介绍了该方法的原理,结合理论计算与有限元仿真,模拟分析了温度、气压和振动等主要因素对光学谐振腔测量不确定度的影响,并提出优化方案,验证了光学谐振腔应用于聚变环境测量的可行性。本研究为光学谐振腔的工程化设计提供了理论指导与依据,也为优化提高测量装置精确度提供了可行性方案。Abstract: Based on the high vacuum measurement requirements of magnetic confinement fusion operation and the environmental requirements of strong magnetic field irradiation,an optical vacuum measurement method is designed,and the principle of the method is introduced.Combined with theoretical calculation and finite element simulation,the influence of main factors such as temperature,pressure,and vibration on the measurement uncertainty of the optical cavity is simulated and analyzed,and the optimization scheme is proposed.The feasibility of the optical cavity applied to fusion environment measurement is verified.This study provides theoretical guidance and basis for the engineering design of optical resonator and provides a feasible scheme for optimizing and improving the accuracy of measuring devices.
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Keywords:
- Fusion reactor /
- Vacuum measurement /
- Gas pressure /
- Optical cavity
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