By considering the characteristics of information generation of chemical industry product configuration model,a new method of constructing chemical equipment configuration model based on axiomatic design theory was pr...By considering the characteristics of information generation of chemical industry product configuration model,a new method of constructing chemical equipment configuration model based on axiomatic design theory was presented.In this method,functional domain mapping into physical domain was introduced,functional requirements with constraints were defined as function constraint integrated component(FCIC),design parameters with feature were defined as structure feature integrated component(SFIC),and the configuration model based on SFIC was constructed by establishing database and the characteristic relationship of SFIC features.Axiomatic design made configuration modeling more scientific,and helped the designer decide more quickly and accurately.Finally,a case study of configuration design for air separation equipment was presented.展开更多
针对汽车发动机装配过程在线监控问题,构建了发动机装配过程实时监控Petri网模型(Engine Assembly Process Monitoring Net,EAQMN),在模型中用变迁描述在制品的装配状态、运输状态和信息采集状态,库所用来描述产品装配过程中的事件;基于...针对汽车发动机装配过程在线监控问题,构建了发动机装配过程实时监控Petri网模型(Engine Assembly Process Monitoring Net,EAQMN),在模型中用变迁描述在制品的装配状态、运输状态和信息采集状态,库所用来描述产品装配过程中的事件;基于RFID技术在分析汽车发动机关键装配工位作业流程及关键信息点数据存储和采集完整性的基础上,通过车间实时信息采集,驱动EAPQMN模型运行,从而实现对发动机装配过程的在线监控;最后,成功应用于某汽车发动机装配车间,有效提高了生产过程在线监控的准确性和实时性,验证了该模型的可行性和有效性。展开更多
文摘By considering the characteristics of information generation of chemical industry product configuration model,a new method of constructing chemical equipment configuration model based on axiomatic design theory was presented.In this method,functional domain mapping into physical domain was introduced,functional requirements with constraints were defined as function constraint integrated component(FCIC),design parameters with feature were defined as structure feature integrated component(SFIC),and the configuration model based on SFIC was constructed by establishing database and the characteristic relationship of SFIC features.Axiomatic design made configuration modeling more scientific,and helped the designer decide more quickly and accurately.Finally,a case study of configuration design for air separation equipment was presented.
文摘针对汽车发动机装配过程在线监控问题,构建了发动机装配过程实时监控Petri网模型(Engine Assembly Process Monitoring Net,EAQMN),在模型中用变迁描述在制品的装配状态、运输状态和信息采集状态,库所用来描述产品装配过程中的事件;基于RFID技术在分析汽车发动机关键装配工位作业流程及关键信息点数据存储和采集完整性的基础上,通过车间实时信息采集,驱动EAPQMN模型运行,从而实现对发动机装配过程的在线监控;最后,成功应用于某汽车发动机装配车间,有效提高了生产过程在线监控的准确性和实时性,验证了该模型的可行性和有效性。
