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Reverse-sequence equipment network comprehensive scheduling method based on dynamic root node process set

A technology of network synthesis and scheduling method, applied in the field of reverse-order equipment network synthesis scheduling based on dynamic root node process set, can solve problems such as unsatisfactory scheduling results, and achieve the effect of avoiding detection and repair work

Pending Publication Date: 2022-07-05
HARBIN UNIV OF SCI & TECH
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Problems solved by technology

[0005] The present invention provides a method for comprehensive scheduling of equipment networks in reverse order based on dynamic root node process sets. The idea of ​​forward-sequence scheduling in the comprehensive scheduling of flexible equipment networks leads to unsatisfactory scheduling results.

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  • Reverse-sequence equipment network comprehensive scheduling method based on dynamic root node process set
  • Reverse-sequence equipment network comprehensive scheduling method based on dynamic root node process set
  • Reverse-sequence equipment network comprehensive scheduling method based on dynamic root node process set

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Embodiment Construction

[0088]The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0089] A comprehensive scheduling method for a reverse order equipment network based on a dynamic root node process set, the reverse order equipment network comprehensive scheduling method comprises the following steps:

[0090] Step 1: Count multiple processing equipment required for comprehensive product scheduling for collaborative production; figure 1 The transportation time between the various devices is shown in Table 1. Reasonably arrange t...

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Abstract

The invention discloses an inverted-sequence equipment network comprehensive scheduling method based on a dynamic root node process set. The method comprises the following steps of: 1, counting a plurality of processing equipment required by product comprehensive scheduling for collaborative production; 2, each device in the step 1 is decomposed into three parts, namely a process name, an optional machining device set and corresponding machining time; 3, according to the decomposition in the step 2, combining a genetic algorithm with inverted scheduling to obtain an optimal scheduling scheme in a solving process; and step 4, converting the optimal scheduling scheme in the step 3, namely a reverse-sequence scheduling scheme, into a positive-sequence scheduling scheme. The method is used for solving the problem of comprehensive scheduling of tree structure complex products in a flexible equipment network production environment.

Description

technical field [0001] The invention relates to the field of product comprehensive scheduling, in particular to a reverse-order equipment network comprehensive scheduling method based on a dynamic root node process set. Background technique [0002] In the traditional manufacturing process, processing and assembly are regarded as two independent stages. The research on the problem mainly focuses on the batch processing of parts, such as the flow shop scheduling problem for high-volume production environments and the job for multi-variety small-batch production environments. -shop scheduling problem. With the increase of the diversified demands of society, the orders of multiple varieties and small batches are gradually increasing. Driven by this diversified demand environment, a new production scheduling mode is needed to meet the needs of the people's personalized customized products. In this way, comprehensive scheduling emerges as the times require, which unifies the pro...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06Q10/06G06Q50/04
CPCG06Q10/0631G06Q50/04
Inventor 王茜谢志强高一龙
Owner HARBIN UNIV OF SCI & TECH
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