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Geometric modeling of inflatable structures for lunar base.

P S Nowak1, W Z Sadeh, L A Morroni

  • 1Dept. of Civ. Engrg., Colorado State Univ., Ft. Collins 80523.

Journal of Aerospace Engineering
|July 1, 1992
PubMed
Summary

This study presents a feasible modular inflatable structure for lunar bases, utilizing advanced geometric modeling for component design and assembly. Further analysis will refine nonlinear equations for structural integrity in the lunar environment.

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Area of Science:

  • Aerospace Engineering
  • Materials Science
  • Structural Engineering

Background:

  • Developing sustainable infrastructure for extraterrestrial habitats is crucial for long-term space exploration.
  • Lunar bases require structures that are lightweight, deployable, and resilient to harsh environmental conditions.

Purpose of the Study:

  • To present a novel modular inflatable structure design for lunar base applications.
  • To assess the feasibility of such a structure in the lunar environment through preliminary analysis.
  • To develop a computerized geometric modeling technique for precise component design.

Main Methods:

  • Linear elastic analysis was performed to evaluate structural feasibility.
  • A computerized geometric modeling technique using bicubic Bezier surfaces was employed.
Keywords:
NASA Discipline Life Support SystemsNASA Discipline Number 61-10NASA Program CELSSNon-NASA Center

Related Experiment Videos

  • Three-dimensional wire frames and solid renderings were generated for structural components.

    • Main Results:

    • Preliminary linear elastic analysis indicates the proposed inflatable structure is feasible for the lunar environment.
    • A robust computerized geometric modeling technique was successfully developed and applied.
    • Individual components were modeled and assembled into modules for a complete structure.

    Conclusions:

    • The modular inflatable structure concept shows promise for lunar base applications.
    • Accurate geometric modeling is essential for further nonlinear analysis and design refinement.
    • The developed modeling technique facilitates the creation of complex inflatable structures for space habitats.