| 空间CCD相机光学窗口在轨热稳定性分析 |
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| 引用本文： | 牛晓明,吴清文.空间CCD相机光学窗口在轨热稳定性分析[J].光学精密工程,1998,6(6):45-50. |
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| 作者姓名： | 牛晓明 吴清文 |
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| 作者单位： | 中国科学院长春光学精密机械研究所 |
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| 摘 要： | 计算了空间CCD相机光学窗口在满足面形要求下所允许的温度水平及温度梯度的变化范围,进行了窗口在空间热环境载荷作用下的瞬态温度场及稳态温度场的响应仿真,通过对计算结果的分析对窗口采取了相应的热控措施,取得了较好的热控效果。
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| 关 键 词： | 光学窗口 热分析 有限元法 |
| 收稿时间： | 1998-10-15 |
The Analysis of On orbit Thermal Stability for Optical Window of Space CCD camera |
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| NIU Xiao Ming,WU Qing Wen.The Analysis of On orbit Thermal Stability for Optical Window of Space CCD camera[J].Optics and Precision Engineering,1998,6(6):45-50. |
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| Authors: | NIU Xiao Ming WU Qing Wen |
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| Affiliation: | Changchun Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Changchun 130022 |
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| Abstract: | The thermal requirement of the optical window are calculated in this paper by FEM, the on orbit thermal properties and thermal response of the window under space thermal environment are analyzed ,after the thermal control methods are taken , the temperature distribution and temperature variation of the window are much improved. |
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| Keywords: | Optical window Thermal analysis FEM |
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