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Space Environment Measurements and Applications on the Tianhe Core Module of China Space Station

LIU Siqing SUN Yueqiang ZHONG Qiuzhen WEI Fei LIN Ruilin LI Zhitao REN Tingling LI Yongping ZHANG Xianguo ZHANG Shenyi LUO Bingxian CHANG Zhen WANG Chunqin PENG Songwu AI Jiangzhao

LIU Siqing, SUN Yueqiang, ZHONG Qiuzhen, WEI Fei, LIN Ruilin, LI Zhitao, REN Tingling, LI Yongping, ZHANG Xianguo, ZHANG Shenyi, LUO Bingxian, CHANG Zhen, WANG Chunqin, PENG Songwu, AI Jiangzhao. Space Environment Measurements and Applications on the Tianhe Core Module of China Space Station. Chinese Journal of Space Science, 2022, 42(4): 744-753 doi: 10.11728/cjss2022.04.yg16
Citation: LIU Siqing, SUN Yueqiang, ZHONG Qiuzhen, WEI Fei, LIN Ruilin, LI Zhitao, REN Tingling, LI Yongping, ZHANG Xianguo, ZHANG Shenyi, LUO Bingxian, CHANG Zhen, WANG Chunqin, PENG Songwu, AI Jiangzhao. Space Environment Measurements and Applications on the Tianhe Core Module of China Space Station. Chinese Journal of Space Science, 2022, 42(4): 744-753 doi: 10.11728/cjss2022.04.yg16

Space Environment Measurements and Applications on the Tianhe Core Module of China Space Station

doi: 10.11728/cjss2022.04.yg16
More Information
  • Figure  1.  X-ray flux (1-minute data) on 28 October 2021

    Figure  2.  X-ray flux in ten fine passbands of X1.0 flare on 28 October 2021

    Figure  3.  Unidirectional integral fluxes of 0.2–0.3 MeV electrons, 4–9 MeV protons and 4–12.5 MeV/u helium ions from CSS and the orbit altitudes between 1 May 2021 and 8 May 2022

    Figure  4.  Distribution of 0.2–1.0 MeV electrons with 6 channels measured by China Space Station between 1 January 2022 and 8 May 2022

    Figure  5.  Distribution of ≥4.0 MeV protons with 6 channels and ≥4.0 MeV/u helium ions with 3 channels measured by China Space Station between 1 January 2022 and 8 May 2022

    Figure  6.  Comparison between observed (black line) and NRLMSISE-00 model (red line) densities (top panel) on 2–3 March 2022. The bold lines represent the mean values averaged over two orbit circles. Geomagnetic Kp index values were also given in the bottom panel

    Figure  7.  Comparison between observed (black line) and NRLMSISE-00 model (red line) densities (top panel) on 13–14 March 2022

    Figure  8.  Comparison between observed (black line) and NRLMSISE-00 model (red line) densities (top panel) on 4–6 March 2022

    Table  1.   Information of energetic particle channels of PFSAD

    Protons/MeVα ion/(MeV/u)Electrons/MeV
    P1: 4–9 I1: 4–12.5 E1: 0.2–0.3
    P2: 9–15 I2: 12.5–16.4 E2: 0.3–0.4
    P3: 15–40 I3: ≥16.4 E3: 0.4–0.5
    P4: 40–80 E4: 0.5–0.6
    P5: 80–165 E5: 0.6–0.8
    P6: ≥165 E6: 0.8–1.0
    E7: 1.0–1.5
    E8: 1.5–2.0
    E9: ≥2.0
    下载: 导出CSV

    Table  2.   Information of Solar X-ray channels of PFSAD

    ChannelsEnergy threshold/keV
    Main channelsMain channel 1: 1.5–12.4
    (Corresponding wavelength: 1–8Å)
    Main channel 2: 3.1–24.8
    (Corresponding wavelength: 0.5–4Å)
    10 fine channelsR1: 1.5–3.1
    R2: 3.1–4.0
    R3: 4.0–6.0
    R4: 6.0–8.0
    R5: 8.0–10.0
    R6: 10.0–12.4
    R7: 12.4–15.0
    R8: 15.0–18.0
    R9: 18.0–21.0
    R10: 21.0–24.8
    1024 fine channels
    (solar flare mode)
    1.5–24.8 divided in 1024 channels
    下载: 导出CSV

    Table  3.   Geometric factors of various channels of different particles

    Particle speciesGeometric factor /(cm–2·sr–1)
    electrons E1 E2 E3 E4 E5 E6 E7 E8 E9
    0.139 0.125 0.065 0.072 0.104 0.115 0.146 0.166 0.254
    protons P1 P2 P3 P4 P5 P6
    1.587 1.117 0.969 0.740 0.857 1.022
    α ions I1 I2 I3
    1.093 0.864 0.680
    下载: 导出CSV

    Table  4.   Peak flux of 22 X-ray flares from May 2021 to April 2022 (1–8 angstrom)

    NumberTime (UT)GOES/(W·m–2)Tianhe/(W·m–2)Absolute difference/(W·m–2)
    122 May 2021 21:361.49×10–51.48×10–5–1.00×10–7
    223 May 2021 11:081.19×10–51.31×10–51.20×10–6
    326 Oct. 2021 15:571.02×10–51.19×10–51.70×10–6
    428 Oct. 2021 07:401.42×10–51.40×10–5–2.00×10–7
    528 Oct. 2021 15:341.00×10–41.02×10–42.00×10–6
    629 Oct. 2021 02:421.56×10–51.77×10–52.10×10–6
    717 Dec. 2021 00:511.29×10–51.50×10–52.10×10–6
    814 Jan. 2022 02:031.84×10–51.92×10–58.00×10–7
    920 Jan. 2022 06:015.51×10–56.50×10–59.90×10–6
    1029 Jan. 2022 23:321.14×10–51.04×10–5–1.00×10–6
    112 Mar. 2022 17:392.02×10–52.13×10–51.10×10–6
    1215 Mar. 2022 22:461.59×10–51.68×10–59.00×10–7
    1328 Mar. 2022 11:294.06×10–56.46×10–52.40×10–5
    1429 Mar. 2022 01:112.22×10–52.09×10–5–1.30×10–6
    1531 Mar. 2022 18:359.67×10–51.08×10–41.13×10–5
    162 Apr. 2022 02:562.91×10–53.59×10–56.80×10–6
    172 Apr. 2022 13:553.94×10–54.37×10–54.30×10–6
    1815 Apr. 2022 11:492.21×10–51.96×10–5–2.50×10–6
    1917 Apr. 2022 02:111.89×10–52.04×10–51.50×10–6
    2017 Apr. 2022 03:341.16×10–41.12×10–4–4.00×10–6
    2118 Apr. 2022 07:481.36×10–52.23×10–58.70×10–6
    2218 Apr. 2022 10:271.19×10–51.30×10–51.10×10–6
    下载: 导出CSV
  • [1] REITZ G. Characteristic of the radiation field in low earth orbit and in deep space[J]. Zeitschrift für Medizinische Physik, 2008, 18(4): 233-243 doi: 10.1016/j.zemedi.2008.06.015
    [2] National Research Council. HZE-Particle Effects in Manned Spaceflight[M]. Washington, DC: The National Academies Press, 1973
    [3] DURANTE M, CUCINOTTA F A. Physical basis of radiation protection in space travel[J]. Reviews of Modern Physics, 2011, 83(4): 1245-1281 doi: 10.1103/RevModPhys.83.1245
    [4] ESHAGH M, ALAMDARI M N. Perturbations in orbital elements of a low earth orbiting satellite[J]. Journal of the Earth & Space Physics, 2017, 33(1): 1-12
    [5] SANTONI F, CORDELLI E, PIERGENTILI F. Determination of disposed-upper-stage attitude motion by ground-based optical observations[J]. Journal of Spacecraft and Rockets, 2013, 50(3): 701-708 doi: 10.2514/1.A32372
    [6] FENNELL J F, CLAUDEPIERRE S G, BLAKE J B, et al. Van Allen Probes show that the inner radiation zone contains no MeV electrons: ECT/MagEIS data[J]. Geophysical Research Letters, 2015, 42(5): 1283-1289 doi: 10.1002/2014GL062874
    [7] LI X, SELESNICK R S, BAKER D N, et al. Upper limit on the inner radiation belt MeV electron intensity[J]. Journal of Geophysical Research: Space Physics, 2015, 120(2): 1215-1228 doi: 10.1002/2014JA020777
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出版历程
  • 收稿日期:  2022-05-27
  • 录用日期:  2022-05-27
  • 网络出版日期:  2022-07-02

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