An Investigation On Construction Sequence Of An Arch-Shaped Tensegrity Structure

The focus of this study is irregular multi-layer arch-shaped prism tensegrity. A 4- layer practical scale arch-shaped tensegrity structure with span of 4m and height of 2m was constructed in order to study the sequence of construction and effect of self-weight on the final configuration. 1.5mm...

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Main Author: Rosli, Muhammad Nasrul Asraf
Format: Monograph
Language:English
Published: Universiti Sains Malaysia 2019
Subjects:
Online Access:http://eprints.usm.my/58717/
http://eprints.usm.my/58717/1/An%20Investigation%20On%20Construction%20Sequence%20Of%20An%20Arch-Shaped%20Tensegrity%20Structure.pdf
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author Rosli, Muhammad Nasrul Asraf
author_facet Rosli, Muhammad Nasrul Asraf
author_sort Rosli, Muhammad Nasrul Asraf
building USM Institutional Repository
collection Online Access
description The focus of this study is irregular multi-layer arch-shaped prism tensegrity. A 4- layer practical scale arch-shaped tensegrity structure with span of 4m and height of 2m was constructed in order to study the sequence of construction and effect of self-weight on the final configuration. 1.5mm steel wire rope and 38.1 mm aluminum tube were used for tension and compression members, respectively. The study started with form�finding process where a computing tool that uses a linear approach by combining length relationship condition and force balance equation was used. From the form-finding results, force ratios needed to be applied were determined. Based on cable strength data, the level of pre-stressing force to be applied to each cable were then decided. The pre�stressing forces in the cables were applied during construction through forced elongation achieved by means of turn-buckles. Through the erection of the 4-layer arch-shaped tensegrity model, the construction sequence starting from first layer and proceeding until the final fourth layer was formulated, tested and finally successfully established. It was found that proper temporary support of ends of compression member and sufficient level of pre-stressing force in cable members are crucial to maintain rigidity of the tensegrity structure. Self-weight of the compression members was found to affect the final height as well as the span of the arch-shaped tensegrity structure.
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format Monograph
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institution Universiti Sains Malaysia
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language English
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publishDate 2019
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spelling usm-587172023-05-28T05:57:53Z http://eprints.usm.my/58717/ An Investigation On Construction Sequence Of An Arch-Shaped Tensegrity Structure Rosli, Muhammad Nasrul Asraf T Technology TA Engineering (General). Civil engineering (General) The focus of this study is irregular multi-layer arch-shaped prism tensegrity. A 4- layer practical scale arch-shaped tensegrity structure with span of 4m and height of 2m was constructed in order to study the sequence of construction and effect of self-weight on the final configuration. 1.5mm steel wire rope and 38.1 mm aluminum tube were used for tension and compression members, respectively. The study started with form�finding process where a computing tool that uses a linear approach by combining length relationship condition and force balance equation was used. From the form-finding results, force ratios needed to be applied were determined. Based on cable strength data, the level of pre-stressing force to be applied to each cable were then decided. The pre�stressing forces in the cables were applied during construction through forced elongation achieved by means of turn-buckles. Through the erection of the 4-layer arch-shaped tensegrity model, the construction sequence starting from first layer and proceeding until the final fourth layer was formulated, tested and finally successfully established. It was found that proper temporary support of ends of compression member and sufficient level of pre-stressing force in cable members are crucial to maintain rigidity of the tensegrity structure. Self-weight of the compression members was found to affect the final height as well as the span of the arch-shaped tensegrity structure. Universiti Sains Malaysia 2019-06-01 Monograph NonPeerReviewed application/pdf en http://eprints.usm.my/58717/1/An%20Investigation%20On%20Construction%20Sequence%20Of%20An%20Arch-Shaped%20Tensegrity%20Structure.pdf Rosli, Muhammad Nasrul Asraf (2019) An Investigation On Construction Sequence Of An Arch-Shaped Tensegrity Structure. Project Report. Universiti Sains Malaysia, Pusat Pengajian Kejuruteraan Awam. (Submitted)
spellingShingle T Technology
TA Engineering (General). Civil engineering (General)
Rosli, Muhammad Nasrul Asraf
An Investigation On Construction Sequence Of An Arch-Shaped Tensegrity Structure
title An Investigation On Construction Sequence Of An Arch-Shaped Tensegrity Structure
title_full An Investigation On Construction Sequence Of An Arch-Shaped Tensegrity Structure
title_fullStr An Investigation On Construction Sequence Of An Arch-Shaped Tensegrity Structure
title_full_unstemmed An Investigation On Construction Sequence Of An Arch-Shaped Tensegrity Structure
title_short An Investigation On Construction Sequence Of An Arch-Shaped Tensegrity Structure
title_sort investigation on construction sequence of an arch-shaped tensegrity structure
topic T Technology
TA Engineering (General). Civil engineering (General)
url http://eprints.usm.my/58717/
http://eprints.usm.my/58717/1/An%20Investigation%20On%20Construction%20Sequence%20Of%20An%20Arch-Shaped%20Tensegrity%20Structure.pdf