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Cable wiring route searching method based on mixed water drop algorithm

A path search and wiring technology, applied in the direction of instruments, adaptive control, control/regulation systems, etc., can solve the problems of large search space, reduced working reliability of electromechanical products, and many iterations.

Active Publication Date: 2017-05-17
GUILIN UNIV OF ELECTRONIC TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

These algorithms have their own advantages, but there are also many problems, such as the algorithm convergence speed is too slow, easy to fall into local optimum, search space is too large, etc.
[0004] Although many algorithms have been improved at this stage, and better cable routing paths can be found, there are still problems such as a large number of iterations and too long calculation time, which cannot meet the requirements of automatic cable routing. In the path, the cable path is suspended, which will seriously affect the stability of electromechanical products and reduce the reliability of electromechanical products

Method used

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  • Cable wiring route searching method based on mixed water drop algorithm
  • Cable wiring route searching method based on mixed water drop algorithm
  • Cable wiring route searching method based on mixed water drop algorithm

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Embodiment

[0081] A cable routing path search method based on the mixed water drop algorithm, comprising the following steps:

[0082] 1) In the wiring space, select the wall surface where the cables are laid, and simplify the wiring space into a rectangular wiring plane by means of planar expansion;

[0083] 2) Carry out grid map modeling on the rectangular wiring plane;

[0084] 3) The particle swarm optimization algorithm is used as the rough search stage and the fast path optimization is performed, and the soil distribution is updated through the obtained multiple sets of suboptimal paths;

[0085] 4) The improved intelligent water drop algorithm is used as the fine search stage to optimize the path;

[0086] 5) Taking the nodes and bending points in the path as control points, and converting the two-dimensional control point coordinates into three-dimensional control point coordinates in the wiring space according to the planar expansion method in step 1);

[0087] 6) The third-or...

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Abstract

The invention discloses a cable route automatic planning method based on an improved mixed water drop algorithm. The method mainly solves the problems that in the prior art, the algorithm efficiency is not high and a route is not smooth. The planning steps are as follows: modeling a cable wiring environment; optimizing parameters in an intelligent water drop algorithm by means of a particle swarm algorithm, and an orientation is provided for the movement of water drops; improving the water drop movement mode in the water drop algorithm, and conducting route optimization; according to the optimization result, outputting the cable route. The method considers the stability and robustness of the algorithm comprehensively, improves the search efficiency of the algorithm, avoids the occurrence of interference between cables and obstacles, and reduces the cable length required by cable wiring.

Description

technical field [0001] The invention relates to the field of automatic wiring, in particular to a cable wiring path search method based on a mixed water drop algorithm. Background technique [0002] Searching for cable routing paths is one of the key technologies for automatic cable routing. A convenient, collision-free, smooth, and wall-attached routing path can be quickly found, which not only improves the efficiency of automatic cable routing, but also improves The reliability of mechanical and electrical products. [0003] At present, the commonly used path search methods include visual graph method, heuristic graph search algorithm, artificial potential field method, etc. These algorithms have their own advantages and disadvantages. For example, the artificial potential field method has good real-time performance, but there are trap areas, and The shortcomings such as the path cannot be found between similar obstacles, the algorithm is more suitable for solving single-...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G05B13/02
CPCG05B13/024
Inventor 李春泉胡宇威尚玉玲黄红艳张明蒋倩周远畅邵永安童晓漫
Owner GUILIN UNIV OF ELECTRONIC TECH