A method for reducing the total assembly simulation computing power requirement of a ship section

By introducing a virtual storage yard into the simulation software and adopting an event-driven model, the problem of slow simulation speed of ship section assembly was solved, achieving efficient utilization of computing resources and improving simulation efficiency.

CN122365896APending Publication Date: 2026-07-10HUDONG ZHONGHUA SHIPBUILDINGGROUP
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
HUDONG ZHONGHUA SHIPBUILDINGGROUP
Filing Date
2026-04-20
Publication Date
2026-07-10

AI Technical Summary

Technical Problem

Existing technologies for simulating ship section assembly are slow and consume excessive computational resources, resulting in low simulation efficiency.

Method used

By adopting an event-driven model, a virtual stockpile is created in the simulation software to divert segments that do not meet the conditions. The system is only awakened and re-evaluated when a relevant production event occurs, thereby reducing the amount of computation in the simulation process.

Benefits of technology

It significantly reduces the computing power requirements, increases simulation speed, and improves simulation efficiency, making it possible to complete detailed simulations of the entire ship construction process on ordinary computing devices.

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Abstract

This invention relates to the field of shipbuilding technology, specifically disclosing a calculation method for reducing the computational power requirements of ship section assembly simulation. The method first establishes an assembly simulation model in Plant Simulation software, including section storage yards, assembly jig positions, and gantry crane resources. Innovatively, it adds three virtual storage yards corresponding to assembly sequence constraints, assembly sequence constraints, and jig position resource constraints, respectively. By judging the lifting conditions of sections entering the section storage yard, those meeting the conditions are lifted into the assembly jig position; those not meeting the conditions are diverted to the corresponding virtual storage yard for temporary storage according to the specific constraint type. Through event-driven dynamic scheduling, sections that do not meet the conditions are placed in a dormant state, significantly reducing invalid calculations during the simulation process and greatly lowering the simulation computational power requirements.
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