Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

An optimal scheduling method for the production and assembly process of LCD TVs

An LCD TV, a technology for optimizing scheduling, applied in the direction of electrical program control, program control, control/adjustment system, etc., can solve the problems of NP difficulty in the production and assembly line scheduling problem of LCD TVs

Active Publication Date: 2018-08-14
KUNMING UNIV OF SCI & TECH
View PDF1 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Since the production and assembly line scheduling problem of LCD TVs is an NP-hard problem, the traditional mathematical programming method cannot solve this problem. Therefore, the present invention designs an optimized scheduling method of an improved distribution estimation algorithm (Modified Estimation of Distribution Algorithm, MEDA) , an excellent solution to the scheduling problem of the production and assembly process of LCD TVs can be obtained in a short period of time

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • An optimal scheduling method for the production and assembly process of LCD TVs
  • An optimal scheduling method for the production and assembly process of LCD TVs
  • An optimal scheduling method for the production and assembly process of LCD TVs

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0067] Embodiment 1: as Figure 1-6 As shown, an optimal scheduling method for the production and assembly process of LCD TVs, by determining the scheduling model and optimization objectives of the production and assembly process of LCD TVs, and using the optimized scheduling method of the improved distribution estimation algorithm to optimize the optimization objectives; The scheduling model is established based on the processing time of LCD TV parts on each machine and the final assembly completion time, with the optimization goal of minimizing the average completion time

[0068]

[0069]

[0070]

[0071]

[0072]

[0073] The specific steps of the optimal scheduling method of the improved distribution estimation algorithm are as follows:

[0074] Step1. Coding method: Coding is performed in the order of processing and assembly of each LCD TV Wherein n is the number of LCD TVs to be processed, O i,k For the LCD TV to be assembled Parts that need to ...

Embodiment 2

[0083] Embodiment 2: as Figure 1-6 As shown, an optimal scheduling method for the production and assembly process of LCD TVs, by determining the scheduling model and optimization objectives of the production and assembly process of LCD TVs, and using the optimized scheduling method of the improved distribution estimation algorithm to optimize the optimization objectives; The scheduling model is established based on the processing time of LCD TV parts on each machine and the final assembly completion time, with the optimization goal of minimizing the average completion time

[0084]

[0085]

[0086]

[0087]

[0088]

[0089] The specific steps of the optimal scheduling method of the improved distribution estimation algorithm are as follows:

[0090] Step1. Coding method: Coding is performed in the order of processing and assembly of each LCD TV Wherein n is the number of LCD TVs to be processed, O i,k For the LCD TV to be assembled Parts that need to be...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention relates to an optimized scheduling method for the LCTV (Liquid Crystal Television) production and assembly process, belonging to the technical field of intelligent optimized scheduling of production lines in workshop. An optimization target is optimized by determining a scheduling model and the optimization target in the LCTV production and assembly process and utilizing the optimized scheduling method with improved estimation of distribution algorithm; the scheduling model is established according to the processing time and final assembly completion time of LCTV components on machines; and the optimization target is to minimize the average completion time. The optimized scheduling method enables clear and accurate expression of the LCTV production and assembly process, and enhances the global search capability of algorithms.

Description

technical field [0001] The invention relates to an optimal scheduling method for the production and assembly process of a liquid crystal television, and belongs to the technical field of intelligent optimal scheduling in an assembly line workshop. Background technique [0002] At present, television has become one of the household appliances with the highest penetration rate, and its appearance has enriched people's leisure time unprecedentedly. LCD TVs already have more than 90% of the market. With the increasingly fierce market competition, how to effectively improve the efficiency of each link in the production and assembly process of LCD TVs by optimizing the production and assembly process and shortening the working hours is the key to improving The key to the economic benefits and market competitiveness of enterprises. In the production and manufacturing process of LCD TVs, the assembly workload accounts for a considerable proportion of the entire product workload. Th...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Patents(China)
IPC IPC(8): G05B19/418
CPCG05B19/41865
Inventor 钱斌李子辉胡蓉
Owner KUNMING UNIV OF SCI & TECH
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com