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Indeterminate Structure

Indeterminate Structure

Indeterminate structures refer to structures where internal forces and reactions cannot be determined using only the equations of static equilibrium. Indeterminate structures have more unknown forces and reaction forces than equations of static equilibrium that can be used to determine them. Indeterminate structures are often used in engineering to create complex, efficient, and aesthetically pleasing structures. There are various types of indeterminate structures used in engineering and some...

Ferrocement

Ferrocement

Ferro-cement is a distinctive construction material that represents an innovative variant of reinforced concrete, characterized by its unique composition and the method by which it is formed. Unlike standard reinforced concrete, which relies on larger steel bars for reinforcement, ferro-cement utilizes densely packed layers of mesh or fine rods, fully encased in cement mortar. This composition allows for the creation of structures that are significantly thinner and more flexible than their...

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相关实验视频

Updated: Jun 18, 2026

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Published on: February 4, 2013

在米尺度上的多站式充气原木结构

David Melancon¹, Benjamin Gorissen¹, Carlos J García-Mora^1,2

¹J. A. Paulson School of Engineering and Applied Sciences, Harvard University, Cambridge, MA, USA.

|April 22, 2021

概括

此摘要是机器生成的。

科学家们以原木为灵感, 开发出新的硬壁可展开的结构. 这些可充气,多站式结构在部署后锁定,为大规模应用提供坚固的外.

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Using Adhesive Patterning to Construct 3D Paper Microfluidic Devices

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Published on: April 1, 2016

Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding

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Published on: September 23, 2018

相关实验视频

Last Updated: Jun 18, 2026

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Published on: February 4, 2013

Using Adhesive Patterning to Construct 3D Paper Microfluidic Devices

Using Adhesive Patterning to Construct 3D Paper Microfluidic Devices

Published on: April 1, 2016

Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding

Fabrication of Three-Dimensional Graphene-Based Polyhedrons via Origami-Like Self-Folding

Published on: September 23, 2018

科学领域:

工程
材料科学
机器人技术

背景情况:

可部署的结构对于体育场覆盖和太阳能帆等大规模应用至关重要.
目前使用连接条或充气膜的方法在提供封闭,自锁结构方面存在局限性.
现有系统在没有持续压力的情况下难以集成保护覆盖或保持形状.

研究的目的:

设计出新的坚固墙壁可部署的结构,
在部署后可以锁定多个稳定和充气结构.
开发一种用于建造大型封闭式可部署系统的方法.

主要方法:

使用原始设计原理来设计可变的几何形状.
使用几何分析和实验验证来创建形状.
组合原始体来构建尺寸尺度的功能结构.

主要成果:

开发了一个可通过单一流体压力输入部署的可二元化原形图书馆.
他们成功地建造了像门和紧急避难所这样的尺寸结构.
证明这些结构能够锁定并提供硬的外.

结论:

灵感来自于Origami的设计,
这些结构为创建大型自锁充气系统提供了途径.
开发的方法可以为各种应用提供强大的,封闭的可部署解决方案.