针对现代商业大厦智能化管理的需求,应用物联网和边缘计算技术,利用自行研发的物联网网关,构建了基于泛在楼宇物联网的智能化建筑管理系统(IBMS, intelligent building management system),泛在楼宇物联网消除了楼宇自动化和信息自动化...针对现代商业大厦智能化管理的需求,应用物联网和边缘计算技术,利用自行研发的物联网网关,构建了基于泛在楼宇物联网的智能化建筑管理系统(IBMS, intelligent building management system),泛在楼宇物联网消除了楼宇自动化和信息自动化两个系统之间的界限。通过应用边缘计算,IBMS提高了系统的现场决策能力和响应速度,同时,对IBMS架构及边缘计算的实现方法进行了探讨。IBMS在深圳市达实智能大厦的应用验证表明了基于泛在物联网的IBMS的可行性和有效性。展开更多
This paper focuses on the distributed parameter modeling of the zinc electrowinning process(ZEWP)to reveal the spatiotemporal distribution of concentration of zinc ions(CZI)and sulfuric acid(CSA)in the electrolyte.Con...This paper focuses on the distributed parameter modeling of the zinc electrowinning process(ZEWP)to reveal the spatiotemporal distribution of concentration of zinc ions(CZI)and sulfuric acid(CSA)in the electrolyte.Considering the inverse diffusion of such ions in the electrolyte,the dynamic distribution of ions is described by the axial dispersion model.A parameter estimation strategy based on orthogonal approximation has been proposed to estimate the unknown parameters in the process model.Different industrial data sets are used to test the effectiveness of the spatiotemporal distribution model and the proposed parameter estimation approach.The results demonstrate that the analytical model can effectively capture the trends of the electrolysis reaction in time and thus has the potential to implement further optimization and control in the ZEWP.展开更多
文摘针对现代商业大厦智能化管理的需求,应用物联网和边缘计算技术,利用自行研发的物联网网关,构建了基于泛在楼宇物联网的智能化建筑管理系统(IBMS, intelligent building management system),泛在楼宇物联网消除了楼宇自动化和信息自动化两个系统之间的界限。通过应用边缘计算,IBMS提高了系统的现场决策能力和响应速度,同时,对IBMS架构及边缘计算的实现方法进行了探讨。IBMS在深圳市达实智能大厦的应用验证表明了基于泛在物联网的IBMS的可行性和有效性。
基金Project(61673400)supported by the National Natural Science Foundation of ChinaProject(2015cx007)supported by the Innovation-driven Plan in Central South University,China+1 种基金Project(61321003)supported by the Foundation for Innovative Research Groups of the National Natural Science Foundation of ChinaProjects(61590921,61590923)supported by the Major Program of the National Natural Science Foundation of China
文摘This paper focuses on the distributed parameter modeling of the zinc electrowinning process(ZEWP)to reveal the spatiotemporal distribution of concentration of zinc ions(CZI)and sulfuric acid(CSA)in the electrolyte.Considering the inverse diffusion of such ions in the electrolyte,the dynamic distribution of ions is described by the axial dispersion model.A parameter estimation strategy based on orthogonal approximation has been proposed to estimate the unknown parameters in the process model.Different industrial data sets are used to test the effectiveness of the spatiotemporal distribution model and the proposed parameter estimation approach.The results demonstrate that the analytical model can effectively capture the trends of the electrolysis reaction in time and thus has the potential to implement further optimization and control in the ZEWP.
