Optics and Precision Engineering, Volume. 30, Issue 23, 3031(2022)

Dome design of large ground-based telescope

Xiangyi LIU1... Zhichen WANG1,2,* and Zhi WANG1 |Show fewer author(s)
Author Affiliations
  • 1Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun30033, China
  • 2University of Chinese Academy of Sciences, Beijing100049, China
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    Figures & Tables(15)
    Open tracking dome
    Lifting dome
    CFD model of open tracking dome
    CFD model of lifting dome
    Finite element mesh of open tracking dome
    Finite element mesh of lifting dome
    Simulation results of open tracking dome
    Simulation results of lifting dome
    Schematic diagram of air parameter extraction in optical path
    Variation of air parameters in optical path of open tracking dome
    Variation of air parameters in optical path of lifting dome
    Air refractive index change in optical path of open tracking dome
    Air refractive index change in optical path of lifting dome
    • Table 1. Tower height of foreign large aperture telescopes15-19

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      Table 1. Tower height of foreign large aperture telescopes15-19

      望远镜国家位置口径/m塔台高度/m
      DCT美国Arizona4.215
      Soar智利Chile4.115
      ARIES印度India3.613
      EST西班牙Canary Islands4.040
      ATST西班牙La Palma4.028
    • Table 2. Characteristics of three commonly used reynoids averaged navior-stokes model

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      Table 2. Characteristics of three commonly used reynoids averaged navior-stokes model

      模 型特 点
      标准k-ω模型考虑低雷诺数、可压缩性和剪切流,在层流、平板和圆柱绕流较为理想
      标准k-ω模型适用范围广,精度合理,属于半经验公式,但遇到强流线弯曲、漩涡、旋转流时,精度较低
      SST模型使k-ω模型在广泛的流动领域中有了更高的精度和可行度
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    Xiangyi LIU, Zhichen WANG, Zhi WANG. Dome design of large ground-based telescope[J]. Optics and Precision Engineering, 2022, 30(23): 3031

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    Paper Information

    Received: Nov. 8, 2022

    Accepted: --

    Published Online: Jan. 10, 2023

    The Author Email: WANG Zhichen (zcwang911@163.com)

    DOI:10.37188/OPE.20223023.3031

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