• Acta Physica Sinica
  • Vol. 69, Issue 16, 165203-1 (2020)
Liang-Liang Xu1, Ming-Hui Cai1、2、*, Tao Yang1, and Jian-Wei Han1、2
Author Affiliations
  • 1National Space Science Center, Chinese Academy of Sciences, Beijing 100190, China
  • 2University of Chinese Academy of Sciences, Beijing 100049, China
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    DOI: 10.7498/aps.69.20200044 Cite this Article
    Liang-Liang Xu, Ming-Hui Cai, Tao Yang, Jian-Wei Han. Surface charging effect of the satellite SMILE[J]. Acta Physica Sinica, 2020, 69(16): 165203-1 Copy Citation Text show less
    The model of SMILE. The red, green and blue axes are in the x, y, z direction, respectively.
    Fig. 1. The model of SMILE. The red, green and blue axes are in the x, y, z direction, respectively.
    Average surface potential on node 4 on the eclipse: (a) The magnetic tail lobes plasma; (b) the solar wind plasma; (c) the GEO worst case plasma.
    Fig. 2. Average surface potential on node 4 on the eclipse: (a) The magnetic tail lobes plasma; (b) the solar wind plasma; (c) the GEO worst case plasma.
    Surface current on node 4 on the eclipse; (a) The magnetic tail lobes plasma; (b) the solar wind plasma; (c) the GEO worst case plasma.
    Fig. 3. Surface current on node 4 on the eclipse; (a) The magnetic tail lobes plasma; (b) the solar wind plasma; (c) the GEO worst case plasma.
    Average surface potential on node 4 under sun illumination: (a) The magnetic tail lobes plasma; (b) the solar wind plasma; (c) the GEO worst case plasma.
    Fig. 4. Average surface potential on node 4 under sun illumination: (a) The magnetic tail lobes plasma; (b) the solar wind plasma; (c) the GEO worst case plasma.
    Surface current on node 4 under sun illumination: (a) The magnetic tail lobes plasma; (b) the solar wind plasma; (c) the GEO worst case plasma.
    Fig. 5. Surface current on node 4 under sun illumination: (a) The magnetic tail lobes plasma; (b) the solar wind plasma; (c) the GEO worst case plasma.
    航天器部件电路节点表面 材料 电路 设置/Ω
    载荷仓(底面)0ITO
    载荷仓1—5ITO20000
    伸杆天线6KAPT20000
    推进器7—10ITO20000
    太阳电池下表面11, 12CFRP37500
    太阳电池上表面13, 14ITO20000
    +X面测控天线顶端15, 17PCBZ20000
    +X面测控天线底端16, 18ITO20000
    星敏19—21ITO20000
    推进舱+X面探测器22AL20000
    推进舱-X面探测器23AL20000
    散热板对内面24, 26, 28ITO20000
    散热板对外面25, 27, 29PCBZ20000
    -X面测控天线30, 31PCBZ20000
    LIA安装面、测量面32, 34, 36, 38AL20000
    LIA对外面33, 37PCBZ20000
    LIA靠星体面35, 39ITO20000
    探测器镜头40—42ITO20000
    Table 1.

    Design of nodes, surface materials and circuits of SMILE model.

    SMILE卫星模型电路节点、表面材料及电路设置

    等离子体环境离子密度电子密度离子温度电子温度
    cm–3cm–3eVeV
    磁尾瓣0.10.1540180
    太阳风8.78.71210
    GEO极端恶劣成分10.60.220004000
    成分21.31.22800027500
    Table 2.

    Parameters of various plasma environment.

    等离子体环境参数

    Liang-Liang Xu, Ming-Hui Cai, Tao Yang, Jian-Wei Han. Surface charging effect of the satellite SMILE[J]. Acta Physica Sinica, 2020, 69(16): 165203-1
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