Control method for multi-robot system

A multi-robot, control method technology, applied in the directions of comprehensive factory control, comprehensive factory control, adaptive control, etc., can solve the problems of network performance bottleneck, large delay jitter, low satisfaction and so on

Inactive Publication Date: 2009-10-07
GUANGDONG UNIV OF TECH
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AI Technical Summary

Problems solved by technology

Among them, the SRP fairness method can ensure high resource utilization and achieve average distribution. It can also ensure the stable performance of each node when the system is overloaded, but it is easy to cause network performance when resources are limited and congestion is prone to occur. bottleneck
Compared with other methods, the DWRR method has the advantages of being simple, easy to implement on hardware devices, providing good fairness and ensuring good QoS requirements for each data flow, etc., and has been widely used. Low latency requirements, but may cause large latency jitter, not suitable for real-time data flow
[0006] Another example is the quality-of-service-based Q-RAM resource allocation method proposed by foreign scholars Rajkumar et al. earlier. This method can achieve the optimal overall system effect and meet different applications under the condition that the minimum requirements of each application in the system are met. In the implementation process, it regards resource allocation as a general nonlinear or overall planning problem for offline processing, so it is also not practical for dynamic systems, and has weak ability to deal with u

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  • Control method for multi-robot system
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  • Control method for multi-robot system

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Embodiment Construction

[0032] The present invention proposes a control method for multi-robot systems-a single-resource dynamic allocation method based on fuzzy control. Aiming at the inability to quickly adapt to the fixedness of gain control parameters and the dynamic changes of the network environment in the adaptive control method, the automatic The parameters in the adaptive method are changed from a fixed value to a selected interval, and a new dynamic allocation method based on fuzzy control is obtained. Compared with the adaptive method, this method achieves a higher level of speed in realizing the fair allocation of resources for each competing task in a multi-robot system; it has stronger robustness for the network environment with complex and changeable loads in the real-time system; At the same time, the system has better resistance to various external interferences; the system can still maintain a high resource utilization rate, so the system performance is improved and the stability is enh...

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Abstract

The present invention discloses a control method for multi-robot system, equitable distribution method of single resources based on fuzzy control, belonging to resources dynamic assignment management and quality of service management field of multi-robot system. In the method, providing an equitable high-efficiency resources distribution method based on competition application of every intelligentagent to sharing resources; simultaneity accelerating system implementing equitable distribution speed; the work output gain control parameter of the fuzzy controller in system is able to renovate dynamically in permissive range according to information of on-line searching and feedback real time, enhancing robust performance of the system and improving each competition applied QoS.

Description

Technical field [0001] The invention belongs to the control field of a multi-robot system, and specifically relates to a control method oriented to a multi-robot system. Background technique [0002] Research on multi-robot systems began in the 1970s. It is an emerging research field, which is still in its infancy. With the rapid development of network, automatic control and artificial intelligence technology, its research scope and content continue to deepen and expand. Facing the complex and unknown working environment and increasingly heavy tasks, the multi-robot system has great application prospects in the fields of military, aerospace, industrial manufacturing, natural exploration, disaster prevention and treatment, and service industry, attracting a large number of scholars Research interest in multi-robot systems. It has unparalleled advantages of a single robot, such as parallelism, flexibility, robustness, etc. Since there is information sharing and exchange in a networ...

Claims

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Application Information

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IPC IPC(8): G05B19/418G05B13/02
CPCY02P90/02
Inventor 刘治周英文俊朝章云
Owner GUANGDONG UNIV OF TECH
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