Results 21 to 30 of about 4,394,626 (215)

Algorithms for Mobile Robot Localization and Mapping, Incorporating Detailed Noise Modeling and Multi-scale Feature Extraction [PDF]

open access: yes, 2006
Mobile robot localization and mapping in unknown environments is a fundamental requirement for effective autonomous navigation. Three different approaches to localization and mapping are presented.
Pfister, Samuel Thomas
core   +1 more source

Modeling and Analysis of a Multi-Degree-of-Freedom Micro-Vibration Simulator

open access: yesShock and Vibration, 2017
To reproduce the disturbance forces and moments generated by the reaction/momentum wheel assembly, a multi-degree-of-freedom micro-vibration simulator is proposed.
Xiaoming Wang   +6 more
doaj   +1 more source

Estimation of systematic errors in the results of navigational measurements with the use of spacecraft robot onboard facilities

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2018
The article presents the results of an analytical study of the accuracy of estimating systematic optical errors of onboard navigation measurements that, along with the vector characterizing the motion of the center of mass of the space robot, are ...
A. D. Golyakov, A. M. Richnyak
doaj   +1 more source

Research on folding suspension of multi-constrained rover based on the variation and fusion of rods and pairs

open access: yesInternational Journal of Advanced Robotic Systems, 2017
Planetary rovers with folding functions can solve the contradiction between the limited space of the vehicle and the functional diversity of the rover and greatly improve the efficiency–cost ratio of space launch activities.
Fei Yang   +4 more
doaj   +1 more source

Dimensionless Analysis of Segmented Constrained Layer Damping Treatments with Modal Strain Energy Method

open access: yesShock and Vibration, 2016
Constrained layer damping treatments promise to be an effective method to control vibration in flexible structures. Cutting both the constraining layer and the viscoelastic layer, which leads to segmentation, increases the damping efficiency.
Shitao Tian   +3 more
doaj   +1 more source

Analysis of the accuracy of autonomous navigation of the space robot in the diagnosis of the technical condition of an orbital object

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2017
The article presents the results of analysis of the accuracy of autonomous navigation of a space robot in solving tasks of remote diagnostics of the technical condition of an orbital object in coplanar orbits.
A. D. Golyakov   +2 more
doaj   +1 more source

Tether Space Mobility Device Attitude Control during Tether Extension and Winding

open access: yesMachines, 2018
Recently, advancements in space technology have opened up more opportunities for human beings to work in outer space. It is expected that upsizing of manned space facilities, such as the International Space Station, will further this trend.
Shoichiro Takehara   +2 more
doaj   +1 more source

Experimental Examination of Automatic Tether Winding Method Using Kinetic Energy in Tether Space Mobility Device

open access: yesAutomation, 2022
Tethers (strings and wires) are used in various mechanical systems because they are lightweight and have excellent storability. Examples of such systems include elevators and cranes.
Kazuki Nirayama   +3 more
doaj   +1 more source

Towards an Architecture for Semiautonomous Robot Telecontrol Systems. [PDF]

open access: yes, 2009
The design and development of a computational system to support robot–operator collaboration is a challenging task, not only because of the overall system complexity, but furthermore because of the involvement of different technical and scientific ...
Triviño Barros, Gracián   +2 more
core   +1 more source

Contact Analysis of Mobility Devices Based on Tension

open access: yesModelling, 2021
Advances in space technology have opened up opportunities for human beings to work in outer space. It is expected that the upsizing of manned space facilities, such as the International Space Station, will further this trend.
Satoshi Takayama   +2 more
doaj   +1 more source

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