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Thermal life of space Elevators

机译:太空电梯的热寿命

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摘要

Since the introduction of space elevators by Tsiolkovsky in 1895, many researchers, engineers, and designers stepped forward to suggest theories for the construction of space elevators. Based on the investigations made by many authors for building space elevators, Earth-to-space, Lunar space, and Mars-to-space elevators can contribute for future space exploration and colonization. In the presented study, the aim is to review the previous studies regarding the design and construction of space elevators with appropriate materials and to predict the thermal fatigue life of space elevators for the first time as it is one of the concerns in space environment because space elevators are exposed to thermal cycles. For this purpose, Extended Convex Curves Method is used. The results have shown that the thermal fatigue life of lunar space elevator is less than that for Earth-to-space and Mars-to-space elevators due to the lack of atmosphere on the Moon. This contribution can help to design and construct the space elevators with higher safety against the thermal fatigue failure with the selection of appropriate materials for the space elevator structure.
机译:自1895年Tsiolkovsky提出太空电梯以来,许多研究人员,工程师和设计师就提出了有关建造太空电梯的理论建议。根据许多作者对建造太空电梯的调查,地对空,月球和火星对太空电梯可以为未来的空间探索和殖民化做出贡献。在本研究中,目的是回顾先前有关使用适当材料设计和构造太空电梯的研究,并首次预测太空电梯的热疲劳寿命,因为它是空间环境中关注的问题之一,因为空间电梯要承受热循环。为此,使用了扩展凸曲线方法。结果表明,由于月球上缺少大气,月球太空电梯的热疲劳寿命比地对空和火星对太空电梯要短。通过为空间电梯结构选择合适的材料,这种贡献可以帮助设计和构造具有更高的安全性以防止热疲劳破坏的空间电梯。

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