The invention provides a super-power space power supply system capable of enhancing fault tolerance capability, which comprises a main power supply, an energy storage device and a high-power power supply controller, and is characterized in that the main power supply is a two-dimensional secondary expansion semi-rigid solar cell array; the energy storage device comprises a lithium ion storage battery pack and a non-dissipative lithium battery interface management unit, and the high-power power supply controller is used for adjusting and controlling a power supply bus and power. According to the power supply system, the load power of 10kW of a traditional space system can be improved to 20kW or above, the maximum power of a division point at the end of the service life of the solar cell array is 30kW or above, a failure mode of losing one solar array does not exist, and the fault tolerance capability of the system is greatly improved.
本发明提供一种增强故障容限能力的超大功率空间电源系统,包括主电源、贮能装置和大功率电源控制器,其中,所述主电源为二维二次展开半刚性太阳电池阵;所述贮能装置为锂离子蓄电池组和非耗散锂电池接口管理单元,所述大功率电源控制器用于对供电母线和功率实行调节和控制。通过本发明的电源系统,可以将传统空间系统10kW的负载功率提升至20kW以上、太阳电池阵寿命末期分点最大功率30kW以上,不存在损失一个太阳阵的失效模式,大大提升了系统的故障容限能力。
Super-power space power supply system capable of enhancing fault tolerance capability
一种增强故障容限能力的超大功率空间电源系统
2023-03-07
Patent
Elektronische Ressource
Chinesisch
IPC: | B64G Raumfahrt , COSMONAUTICS |
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