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Condition Quantitative Assessment Method for Satellite Electrical Power System with Fuzzy Theory
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Dong YANG, Zhigang LIU, Hao MU
Journal of Power Supply | 2024, 22(1) : 212 - 221
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Journal of Power Supply | 2024, 22(1): 212-221
Special Power Supply
Condition Quantitative Assessment Method for Satellite Electrical Power System with Fuzzy Theory
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Dong YANG, Zhigang LIU, Hao MU
Affiliations
  • Power Supply Technology Research Office Beijing Institute of Spacecraft System Engineering Beijing 100094 China
Published: 2024-01-30 doi: 10.13234/j.issn.2095-2805.2024.1.212
Outline
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To accurately obtain the on-orbit health status of a spacecraft electrical power system, a condition quantitative assessment model for a satellite electrical power system with the fuzzy theory is proposed. First, an index system for evaluating the system condition is established by analyzing the operating characteristics of one satellite electrical power system. Combined with the time-varying characteristics of actual telemetry, the corresponding telemetry pre-processing method for electrical power system and a dimensionless deterioration function are put forward. Then, a hierarchical condition quantitative assessment method for the satellite electrical power system is established through introducing the variable weight theory and fuzzy theory. Finally, the correctness and effectiveness of the proposed condition quantitative assessment method are verified by analyzing the actual on-orbit and simulation data of the satellite and comparing with the traditional method. Moreover, the deteriorated system condition can be assessed by the proposed method two days earlier only based on thresholds.

Satellite  /  electrical power system  /  condition assessment  /  fuzzy theory  /  analytic hierarchy process  /  weight
Dong YANG, Zhigang LIU, Hao MU. Condition Quantitative Assessment Method for Satellite Electrical Power System with Fuzzy Theory[J]. Journal of Power Supply, 2024 , 22 (1) : 212 -221 . DOI: 10.13234/j.issn.2095-2805.2024.1.212
  • National Natural Science Foundation of China for Distinguished Young Scholars(51707011)
Year 2024 volume 22 Issue 1
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Article Info
doi: 10.13234/j.issn.2095-2805.2024.1.212
  • Receive Date:2021-07-04
  • Online Date:2025-07-21
  • Published:2024-01-30
Article Data
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History
  • Received:2021-07-04
  • Revised:2021-10-31
  • Accepted:2021-12-07
Funding
National Natural Science Foundation of China for Distinguished Young Scholars(51707011)
Affiliations
    Power Supply Technology Research Office Beijing Institute of Spacecraft System Engineering Beijing 100094 China
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表12种不同金属材料的力学参数

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Number of
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小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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