面向变工况的复杂装备多域特征变关联设计关键技术

In order to solve the multiple high dimension coupling problems among design domain features of conditions, functions and structures in complex equipment design, this project plans to research the key technology of multi-domain features changeable correlation design for complex equipment oriented to variable conditions. The main contents includes: (1)The modeling technology of multi-domain features coupling is put forward for complex equipment. According to the mapping and transfer correlation mechanisms among multi-domain features, a coupling model is established for the conditions, functions and structures features of complex equipment.(2)An equivalent transformation technology for multi-domain features correlation of complex equipment is proposed. And constructs a multi-domain features correlation matrix based on the design sensitivity which can realize equivalent dimension reduction and decoupling transformation for multi-domain features correlation of complex equipment. (3) A changeable correlation equalization technology for complex equipment design parameters and multi-domain features is proposed. The dynamic matching and coordination of among complex equipment running conditions, functional Properties and structural features is realized through equilibrium of design parameters and multi-domain features based on changeable correlation fusion.(4) The correlation transformation evolution technology for design model of complex equipment driven by condition characteristics is proposed. According to changeable correlation analysis of design model parameters, the evolution of complex equipment design model which is driven by conditions characteristics is realized through approximating to design point.At the end, The changeable correlation design prototype system of complex equipment based on multi-domain features will be developed based on the technology mentioned above. And, the prototype system will be applied to the design of turbine expander, plate fin heat exchanger and so on for air separation plant.

针对复杂装备设计中工况-功能-结构的设计域特征间多重高维耦合关联问题，开展面向变工况的复杂装备多域特征变关联设计关键技术研究。提出复杂装备多域特征耦合关联建模技术，根据多域特征间映射与传递关联机制，建立复杂装备工况-功能-结构的特征间耦合关联模型；提出复杂装备多域特征关联的等效变换技术，构建基于设计敏感度的多域特征关联度矩阵，实现复杂装备多域特征关联的等效降维与减耦变换；提出复杂装备设计参数与多域特征的变关联均衡技术，通过基于变关联融合的设计参数与多域特征均衡，实现复杂装备运行工况与功能特性、结构特点的动态匹配与协调。提出工况特征驱动的设计模型变关联演化技术，通过设计模型参数的变关联分析，以工况特征驱动设计模型逼近设计点，实现基于变关联分析的设计模型动态演化。开发面向变工况的复杂装备多域特征变关联设计原型系统，并在大型空分装备的透平膨胀机、板翅式换热器等设计中进行应用验证。

复杂装备是国民经济和国防安全的重要基础，具有运行工况多变、结构组成复杂、设计变量众多、设计周期长等特点。现有设计技术还难以应对复杂装备工况-功能-结构的设计域特征间动态关联、变工况下多域特征关联变化对设计方案的影响等问题，为此，项目开展了面向变工况的复杂装备多域特征变关联设计关键技术研究。.项目建立了复杂装备多域特征耦合关联模型，提出了复杂装备多域特征关联的等效变换技术，实现了复杂装备多域特征关联的等效降维与减耦变换；提出了复杂装备设计参数与多域特征的变关联均衡技术，实现了复杂装备运行工况与功能特性、结构特点的动态匹配与协调；提出了工况特征驱动的设计模型变关联演化技术，实现了基于变关联分析的设计模型动态演化。在复杂装备的设计模型多域特征变关联等效简化与求解、工况状态与功能结构的匹配与协调、基于多域数据融合的特征关联与反馈等方面取得了突破与创新，开发了复杂装备多域特征变关联设计原型系统，在大型空分装备设计中进行应用验证。.项目负责人以第一或通信作者在《Journal of Manufacturing Systems》、《Expert Systems with Applications》、《International Journal of Production Research》等期刊发表论文19篇（均标注了本基金），其中SCI论文17篇、EI论文2篇；受理/授权发明专利9项（其中，美国发明专利2项，中国发明专利7项；项目负责人为第一完成人的发明专利7项；授权发明专利3项，受理发明专利6项），获软件著作权3项；项目相关成果获机械工业科技进步二等奖1项（项目负责人为第2完成人）。参加国内外学术会议4次，项目负责人在“第一届图学计算与工业软件发展研讨会”作专题报告《产品定制设计技术及工具软件研发》。项目负责人2022年晋升为教授，项目主要成员王自立博士后出站，培养硕博研究生10名（其中毕业博士研究生3名，硕士研究生7名）。