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欧洲航天局test 3D printing for Mars habitats

研究公司fotec,奥地利应用科学大学的一部分,在包含“火星灰尘”的复合材料中印刷了一个微型冰屋和墙壁的角落。

The objects were created as part of the Technology Research Program at the欧洲航天局(ESA)总部位于法国巴黎,以证明使用行星的天然材料建造建筑的可能性。

Igloo and corner of a wall 3D printed in Martian regolith simulant material ‘JSC-Mars-1A’ Photo via Fotec
Igloo and corner of a wall 3D printed in Martian regolith simulant material ‘JSC-Mars-1A’ Photo via Fotec

3D打印结构无论目的地是什么

The 3D printed miniatures are made out of a composite ink containing Martian regolith simulant material ‘JSC-Mars-1A’. JSC-Mars-1A is made out of volcanic fragments refined by researchers at NASA’s Marshall Space Flight Center.

火星雷果石模拟物的谷物,Wikimedia Commons摄影师Z22
火星雷果石模拟物的谷物,Wikimedia Commons摄影师Z22

在ESA网站上的帖子中, Fotec’s Christoph Buchner explains that phosphoric acid is used as a binding agent for the grains of dust to create a 3D printable material. The composite material is then extruded through a nozzle into successive layers.

布赫纳评论,

The hardened results demonstrate the technique has potential for hardware and structural manufacturing on a variety of planetary bodies – it does not depend on the destination. So this is a promising step towards ‘in-situ resource utilization’ – the concept of using as much local materials as possible during a planetary mission, to cut down on the launch mass and cost.

Making a life on Mars

Focusing on the potential for humans to one day colonize Mars,NASA的百年挑战要求参与者使用可回收或当地土著材料推销项目,以在红色星球上创建结构。

2016年10月,搜索(太空探索体系结构)和云AO(云架构办公室)协作赢得了挑战的第一阶段,并提出了3D印刷的建议冰屋。

The 3D printed Mars Ice House concept by SEArch (Space Exploration Architecture) and Clouds AO (Clouds Architecture Office) Image via mars icehouse.com
The 3D printed Mars Ice House concept by SEArch (Space Exploration Architecture) and Clouds AO (Clouds Architecture Office) Image via mars icehouse.com

NASA has since在佛罗里达大学的Sudipta Seal教授的帮助下, interim chair of the Materials Science and Engineering at the university, to find a way to build structures on Mars.

但是,此类项目不仅保留用于外太空的建设。使用土著,现场材料的能力对与地球土壤的3D打印有益。这对于在远程和资源贫乏的位置建造将很有用​​。

此类发展是在西班牙巴塞罗那加泰罗尼亚高级建筑学院(IAAC)等地方进行研究的关键驱动力,后者合作制作“世界的第一个” 3D印刷桥。

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特色图像显示了火星表面上的Chasma Boreale的透视图。图片通过ESA/DLR/FU Berlin,CC BY-SA 3.0 IGO图像