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Application of the Obstacle Vector Field Method for Trajectory Planning of a Planar Manipulator in Simulated Microgravity Cover

Application of the Obstacle Vector Field Method for Trajectory Planning of a Planar Manipulator in Simulated Microgravity

Open Access
|Dec 2023

Figures & Tables

Figure 1.

Schematic view of the free-floating satellite-manipulator system and the general idea of the OVF method

Table 1.

Mass and geometrical properties of the manipulator

ParameterUnitLink 1Link 2Link 3
Lengthm0.450.450.31
Masskg2.812.824.64
CoM position in Πim 0.1360.002 0.1340.001 0.1510
Mass moment of inertiakg · m20.06370.06350.0515
Figure 2.

Gripper trajectory on the XY plane

Figure 3.

Gripper position: X component (left) and Y component (right)

Figure 4.

Gripper orientation (left) and chaser satellite orientation (right)

Figure 5.

Angular positions of manipulator joints

Figure 6.

Chaser satellite mock-up equipped with the 3 DoF manipulator during one of the experiments

Table 2.

Gripper final positioning errors (absolute values)

ParameterUnitReference (planning)Experiments
Min.Max.Average
Position Xm0.00080.00050.00780.0043
Position Ym0.00180.00640.01710.0106
Orientationdeg0.13190.09991.29990.5666
DOI: https://doi.org/10.2478/arsa-2023-0021 | Journal eISSN: 2083-6104 | Journal ISSN: 1509-3859 (formerly 0208-841X)
Language: English
Page range: 171 - 187
Submitted on: Dec 14, 2022
Accepted on: May 23, 2023
Published on: Dec 29, 2023
Published by: Polish Academy of Sciences, Space Research Centre
In partnership with: Paradigm Publishing Services

© 2023 Tomasz Rybus, Konrad Aleksiejuk, Fatina Liliana Basmadji, Adam Sikorski, published by Polish Academy of Sciences, Space Research Centre
This work is licensed under the Creative Commons Attribution 4.0 License.