Relative Motion Dynamics Modeling and Control of DFP Vibration Isolation Spacecraft
In order to better meet the future high precision task requirements, the DFP(Disturbance-Free Payload) spacecraft composed of non-contact PM(Payload Module)and SM(Support Module)is taken as the object to study the relative motion dynamics modeling and control between the two modules and verify the s...
| Format: | Article |
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| Language: | zho |
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EDP Sciences
2019-08-01
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| Series: | Xibei Gongye Daxue Xuebao |
| Subjects: | |
| Online Access: | https://www.jnwpu.org/articles/jnwpu/full_html/2019/04/jnwpu2019374p673/jnwpu2019374p673.html |
| _version_ | 1797423383732813824 |
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| collection | DOAJ |
| description | In order to better meet the future high precision task requirements, the DFP(Disturbance-Free Payload) spacecraft composed of non-contact PM(Payload Module)and SM(Support Module)is taken as the object to study the relative motion dynamics modeling and control between the two modules and verify the system vibration isolation performance. Firstly, the force and torque expressions of the two modules are derived by simplifying the configuration and analyzing the stress. In view of that couple effect, the relative motion dynamics equations between two modules of DFP spacecraft with high model accuracy, and simple and uniform format are established with the dual quaternions. Based on this, the PD control law is designed, and the relative motion of PM and SM could meet DFP spacecraft working requirements when the measurability of control quantity and the measurement error of sensors were taken into account. Simulation results verify the advantage of vibration isolation and attitude maneuverability of DFP spacecraft. |
| first_indexed | 2024-03-09T07:47:09Z |
| format | Article |
| id | doaj.art-daf6aca3e57347a0a0dbcff2ee2afb1c |
| institution | Directory Open Access Journal |
| issn | 1000-2758 2609-7125 |
| language | zho |
| last_indexed | 2024-03-09T07:47:09Z |
| publishDate | 2019-08-01 |
| publisher | EDP Sciences |
| record_format | Article |
| series | Xibei Gongye Daxue Xuebao |
| spelling | doaj.art-daf6aca3e57347a0a0dbcff2ee2afb1c2023-12-03T03:07:19ZzhoEDP SciencesXibei Gongye Daxue Xuebao1000-27582609-71252019-08-0137467368110.1051/jnwpu/20193740673jnwpu2019374p673Relative Motion Dynamics Modeling and Control of DFP Vibration Isolation SpacecraftIn order to better meet the future high precision task requirements, the DFP(Disturbance-Free Payload) spacecraft composed of non-contact PM(Payload Module)and SM(Support Module)is taken as the object to study the relative motion dynamics modeling and control between the two modules and verify the system vibration isolation performance. Firstly, the force and torque expressions of the two modules are derived by simplifying the configuration and analyzing the stress. In view of that couple effect, the relative motion dynamics equations between two modules of DFP spacecraft with high model accuracy, and simple and uniform format are established with the dual quaternions. Based on this, the PD control law is designed, and the relative motion of PM and SM could meet DFP spacecraft working requirements when the measurability of control quantity and the measurement error of sensors were taken into account. Simulation results verify the advantage of vibration isolation and attitude maneuverability of DFP spacecraft.https://www.jnwpu.org/articles/jnwpu/full_html/2019/04/jnwpu2019374p673/jnwpu2019374p673.htmldfp spacecraftdual quaternionsrelative motion dynamics modelingpd controlvibration isolationsimulationmeasurement error of sensors |
| spellingShingle | Relative Motion Dynamics Modeling and Control of DFP Vibration Isolation Spacecraft Xibei Gongye Daxue Xuebao dfp spacecraft dual quaternions relative motion dynamics modeling pd control vibration isolation simulation measurement error of sensors |
| title | Relative Motion Dynamics Modeling and Control of DFP Vibration Isolation Spacecraft |
| title_full | Relative Motion Dynamics Modeling and Control of DFP Vibration Isolation Spacecraft |
| title_fullStr | Relative Motion Dynamics Modeling and Control of DFP Vibration Isolation Spacecraft |
| title_full_unstemmed | Relative Motion Dynamics Modeling and Control of DFP Vibration Isolation Spacecraft |
| title_short | Relative Motion Dynamics Modeling and Control of DFP Vibration Isolation Spacecraft |
| title_sort | relative motion dynamics modeling and control of dfp vibration isolation spacecraft |
| topic | dfp spacecraft dual quaternions relative motion dynamics modeling pd control vibration isolation simulation measurement error of sensors |
| url | https://www.jnwpu.org/articles/jnwpu/full_html/2019/04/jnwpu2019374p673/jnwpu2019374p673.html |