聂庞, 杨少龙, 陈志飚, 等. 基于结构参数抽象模型的内河船舶结构强度校核软件设计[J]. 中国舰船研究, 2023, 18(3): 212–221, 236. doi: 10.19693/j.issn.1673-3185.02785
引用本文: 聂庞, 杨少龙, 陈志飚, 等. 基于结构参数抽象模型的内河船舶结构强度校核软件设计[J]. 中国舰船研究, 2023, 18(3): 212–221, 236. doi: 10.19693/j.issn.1673-3185.02785
NIE P, YANG S L, CHEN Z B, et al. Ship structural strength verification software design for inland ships based on structure and parameter abstract model[J]. Chinese Journal of Ship Research, 2023, 18(3): 212–221, 236. doi: 10.19693/j.issn.1673-3185.02785
Citation: NIE P, YANG S L, CHEN Z B, et al. Ship structural strength verification software design for inland ships based on structure and parameter abstract model[J]. Chinese Journal of Ship Research, 2023, 18(3): 212–221, 236. doi: 10.19693/j.issn.1673-3185.02785

基于结构参数抽象模型的内河船舶结构强度校核软件设计

Ship structural strength verification software design for inland ships based on structure and parameter abstract model

  • 摘要:
      目的  旨在设计一种内嵌规范的内河船舶结构自动校核软件,以解决采用手工规范计算方法进行结构设计带来的校核效率低、模型复用难等问题。
      方法  软件基于模型−视图−控制器(MVC)框架,以船体模型为中心,开发结构数据库、可视化剖面、规范计算等核心功能模块。设计结构分层模型进行参数管理和共享,模型抽象化以表达特殊结构并与规范解耦,同时结合派生技术,便于软件更新和模型复用。
      结果  算例分析表明,基于结构参数抽象的校核软件可保证规范计算的完整性和精度,实现对各类内河船型及规范的完全兼容与组合校验。与手工计算的结果相比,误差不超过0.06%。
      结论  该软件可突破不同船型和规范的限制,实现内河船舶结构校核流程化和智能化,降低设计人员对繁杂规范的依赖,同时提高设计、审图质量和操作效率。与同领域软件相比,所提软件兼具计算准确和快速建模的优点。

     

    Abstract:
      Objectives  This paper aims to propose a type of structural verification software for inland ships with embedded specifications, addressing the problem of low calculation efficiency and difficult model reuse in performing manual checking and calculation.
      Methods  The software is constructted based on the model-view-controller (MVC) framework, with the hull model as the center and the development of core functional modules such as the structural database, section visualization and specification calculation. A hierarchical model of the structure is designed for parameter management and sharing; the model is abstracted to express special structures and decouple from the specifications; and derivation technology is integrated to facilitate software update and model reuse.
      Results  The calculation example shows that this verification software based on the abstraction of structural parameters can ensure the integrity and accuracy of specification calculation, and realize the complete compatibility and combination verification of various inland ship types and specifications, with an error rate of just 0.1% against the manual calculation results.
      Conclusions  The proposed software breaks through the limitations of different ship types and specifications, realizes intelligent and dynamic structural verification, and reduces the dependence of users on complicated rules and regulations. As such, it can significantly improve the quality and efficiency of design and planning approval work. Compared with other standard structural checking software, this software has the advantages of accurate calculation and rapid modeling.

     

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