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Multi-time-varying formation tracking control method and system for network heterogeneous robot system

A robot system and tracking control technology, applied in the direction of non-electric variable control, two-dimensional position/channel control, control/regulation system, etc., can solve problems such as limited non-redundant robots

Inactive Publication Date: 2020-08-11
CHINA UNIV OF GEOSCIENCES (WUHAN)
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Problems solved by technology

[0003] However, most of the current control methods for networked multi-robot systems are only suitable for single-leader systems, and are limited to the study of non-redundant robots in joint space.

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  • Multi-time-varying formation tracking control method and system for network heterogeneous robot system
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  • Multi-time-varying formation tracking control method and system for network heterogeneous robot system

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Embodiment Construction

[0060] In order to make the purpose, technical solution and advantages of the present invention clearer, the embodiments of the present invention will be further described below in conjunction with the accompanying drawings.

[0061] Most of the current control methods for networked multi-robot systems are only suitable for a single leader system, and are limited to the study of non-redundant robots in joint space, and ignore the influence of external disturbances and parameter uncertainties. In practical applications, external disturbances and parameter uncertainties are inevitable. At the same time, multi-robot systems may be required to complete multiple tasks simultaneously through target tracking, and network multi-robot systems often have heterogeneity. In the task space, due to the existence of additional degrees of freedom, redundant robots are often more flexible and functional than non-redundant robots, and can complete some related sub-tasks at the same time when per...

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Abstract

The invention provides a multi-time-varying formation tracking control method and system for a network heterogeneous robot system, and the method comprises the following steps: obtaining the movementtracks of a plurality of tracking targets, and determining the position data of the plurality of tracking targets; establishing a kinematic model for the plurality of tracking targets to obtain speeddata and acceleration data of the plurality of tracking targets at each control moment; according to a traditional Lagrange kinetic equation, establishing a kinetic model for the multiple network heterogeneous robots; acquiring a communication topological relation between a plurality of network heterogeneous robots and a plurality of tracking targets, and designing a hierarchical cooperative controller of a network heterogeneous robot system in combination with a kinetic model on the premise of meeting the communication topological relation, thereby realizing multi-time-varying formation tracking control of the network heterogeneous robot system. The technical scheme provided by the invention has the beneficial effects that the control of a plurality of leaders is realized, and a pluralityof tasks are processed at the same time.

Description

technical field [0001] The invention relates to the technical field of distributed artificial intelligence, in particular to a multi-time-varying formation tracking control method and system for a network heterogeneous robot system. Background technique [0002] Multi-agent system is an international frontier research topic in the field of distributed artificial intelligence from the end of the 20th century to the beginning of the 21st century. Its core supporting theory is artificial intelligence, distributed control and distributed computing. In the 21st century, when people are solving large-scale and complex engineering problems, they find that the ability of a single agent is no longer competent, and it is necessary for multiple agents to form a multi-agent system in the form of information communication in a network environment to solve engineering problems collaboratively. Typical multi-agent systems include multi-robot systems, multi-UAV systems, smart grids and dist...

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Application Information

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IPC IPC(8): G05D1/02
CPCG05D1/0287
Inventor 黄凯伦董玖旺梁昌铎葛明峰丁腾飞
Owner CHINA UNIV OF GEOSCIENCES (WUHAN)
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