Volume 28 Issue 2
Feb.  2002
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GAO Shao-lun, SUN Bing, ZHU Cheng-min, et al. Numerical Simulations of the Combined Effects of Atomic Oxygen and Ultraviolet on Polyimide[J]. Journal of Beijing University of Aeronautics and Astronautics, 2002, 28(2): 238-241. (in Chinese)
Citation: GAO Shao-lun, SUN Bing, ZHU Cheng-min, et al. Numerical Simulations of the Combined Effects of Atomic Oxygen and Ultraviolet on Polyimide[J]. Journal of Beijing University of Aeronautics and Astronautics, 2002, 28(2): 238-241. (in Chinese)

Numerical Simulations of the Combined Effects of Atomic Oxygen and Ultraviolet on Polyimide

  • Received Date: 24 May 2001
  • Publish Date: 28 Feb 2002
  • Based on a mathematical mode proposed by the authors to describe the physical interactions of atomic oxygen and ultraviolet with polyimide, numerical simulations of their combined radiation effects on polyimide with and without coated layers in Low Earth Orbit (LEO) and ground experiment environment were conducted. The results are consistent with the Long Duration Exposure Facility (LDEF) results, providing a valuable reference for the design of spacecrafts.

     

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  • [1]Dever J A.Low earth orbital atomic oxygen and ultraviolet radiation effects on polymers. NASA TM 103711, 1991. [2]Clark L G,Kinard W H,Carter D J,et al.The long duration exposure facility. NASA SP-473, 1984. [3]Stein B A, Pippin H G. Preliminary findings of the LDEF materials special investigation group. NASA CP3134,1991.617~641. [4]Bourassa R J, Gillis J R. Atomic oxygen exposure of LDEF experiment trays. NASA CR 189627,1992. [5]高劭伦,贾 阳,蔡国飙. 航天器表面材料的低地球轨道环境寿命评定技术[J]. 环模技术,1998,(1):50~53. [6]Banks B A,Rutedge S K,Brady J A,et al.Atomic oxygen effects on materials. NASA CP 3035, 1988. [7]高劭伦,周 定,蔡国飙,等. 低地球轨道环境原子氧对航天器表面材料聚酰亚胺作用的数值模拟[J]. 宇航学报,1999,20(1):5~13.
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