Actuators and Sensors Based on Tensegrity D-bar Structures

Tensegrity offers lightweight deployable structures for use in many engineering disciplines. Among all of the available tensegrity forms, D-Bar has a potential for combined applications of sensing, actuation, and structural support. In this paper, we enhance the minimal mass formulation of the D-Bar...

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Main Authors: Utku Boz, Raman Goyal, Robert E. Skelton
Format: Article
Language:English
Published: Frontiers Media S.A. 2018-12-01
Series:Frontiers in Astronomy and Space Sciences
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fspas.2018.00041/full
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author Utku Boz
Raman Goyal
Robert E. Skelton
author_facet Utku Boz
Raman Goyal
Robert E. Skelton
author_sort Utku Boz
collection DOAJ
description Tensegrity offers lightweight deployable structures for use in many engineering disciplines. Among all of the available tensegrity forms, D-Bar has a potential for combined applications of sensing, actuation, and structural support. In this paper, we enhance the minimal mass formulation of the D-Bar by including yielding of the compressive members as a design constraint in contrast to the previous assumption which considers buckling as the sole failure mechanism. In addition, we analyze the length and force gains of a D-bar system analytically by considering the minimal mass D-bar as the design constraint. Furthermore, we calculate the stiffness of the D-Bar and when appropriate use as design constraints as well. To enhance the minimal mass properties of the D-Bar, we combine T-bar and D-bar systems. The analysis shows that these structures are the basis for effective force transducers, force-controlled actuators, and efficient deployable compressive structures.
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spelling doaj.art-187ebcab01d244b89407482e6b6a162a2022-12-21T23:00:06ZengFrontiers Media S.A.Frontiers in Astronomy and Space Sciences2296-987X2018-12-01510.3389/fspas.2018.00041392402Actuators and Sensors Based on Tensegrity D-bar StructuresUtku Boz0Raman Goyal1Robert E. Skelton2Department of Mechanical Engineering, University of Wisconsin at Madison, Madison, WI, United StatesDepartment of Aerospace Engineering, Texas A&M University, College Station, TX, United StatesDepartment of Aerospace Engineering, Texas A&M University, College Station, TX, United StatesTensegrity offers lightweight deployable structures for use in many engineering disciplines. Among all of the available tensegrity forms, D-Bar has a potential for combined applications of sensing, actuation, and structural support. In this paper, we enhance the minimal mass formulation of the D-Bar by including yielding of the compressive members as a design constraint in contrast to the previous assumption which considers buckling as the sole failure mechanism. In addition, we analyze the length and force gains of a D-bar system analytically by considering the minimal mass D-bar as the design constraint. Furthermore, we calculate the stiffness of the D-Bar and when appropriate use as design constraints as well. To enhance the minimal mass properties of the D-Bar, we combine T-bar and D-bar systems. The analysis shows that these structures are the basis for effective force transducers, force-controlled actuators, and efficient deployable compressive structures.https://www.frontiersin.org/article/10.3389/fspas.2018.00041/fulltensegrityD-bar systemsstiffnessactuatorssensors
spellingShingle Utku Boz
Raman Goyal
Robert E. Skelton
Actuators and Sensors Based on Tensegrity D-bar Structures
Frontiers in Astronomy and Space Sciences
tensegrity
D-bar systems
stiffness
actuators
sensors
title Actuators and Sensors Based on Tensegrity D-bar Structures
title_full Actuators and Sensors Based on Tensegrity D-bar Structures
title_fullStr Actuators and Sensors Based on Tensegrity D-bar Structures
title_full_unstemmed Actuators and Sensors Based on Tensegrity D-bar Structures
title_short Actuators and Sensors Based on Tensegrity D-bar Structures
title_sort actuators and sensors based on tensegrity d bar structures
topic tensegrity
D-bar systems
stiffness
actuators
sensors
url https://www.frontiersin.org/article/10.3389/fspas.2018.00041/full
work_keys_str_mv AT utkuboz actuatorsandsensorsbasedontensegritydbarstructures
AT ramangoyal actuatorsandsensorsbasedontensegritydbarstructures
AT roberteskelton actuatorsandsensorsbasedontensegritydbarstructures