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基于随机路由的高性能片上路由器设计与仿真 被引量:6
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作者 岳峰 李润丰 +3 位作者 陈田 刘军 陈鹏 王伟 《电子测量与仪器学报》 CSCD 2013年第7期669-675,共7页
片上网络作为片上系统的互联机制,解决了多核芯片扩展性、时钟同步等方面的问题。高性能片上路由器作为片上网络的核心结构,已经成为一个重要的研究课题。提出了一种基于随机路由的高性能片上路由器的设计结构,实现了虚通道技术、随机... 片上网络作为片上系统的互联机制,解决了多核芯片扩展性、时钟同步等方面的问题。高性能片上路由器作为片上网络的核心结构,已经成为一个重要的研究课题。提出了一种基于随机路由的高性能片上路由器的设计结构,实现了虚通道技术、随机路由算法、信元反馈机制。使用Verilog完成设计,通过Modelsim软件仿真后可以证明,该路由器能够正常运行,并满足功能和时序要求,同时,使用该片上路由器的片上网络的吞吐量和平均延迟性能较好。 展开更多
关键词 片上网络 片上路由器 随机路由 虚通道交换 信元反馈
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BIO-INSPIRED SELF-ADAPTIVE MANUFACTURING SYSTEM CONTROL ARCHITECTURE 被引量:2
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作者 王雷 唐敦兵 +2 位作者 万敏 袁伟东 许美健 《Transactions of Nanjing University of Aeronautics and Astronautics》 EI 2009年第2期122-129,共8页
Future manufacturing systems need to cope with frequent changes and disturbances, therefore their control architectures require constant adaptability, agility, stability, self-organization, intelligence, and robustnes... Future manufacturing systems need to cope with frequent changes and disturbances, therefore their control architectures require constant adaptability, agility, stability, self-organization, intelligence, and robustness. Bio-inspired manufacturing system can well satisfy these requirements. For this purpose, by referencing the biological organization structure and the mechanism, a bio-inspired manufacturing cell is presented from a novel view, and then a bio-inspired self-adaptive manufacturing model is established based on the ultra-short feedback mechanism of the neuro-endocrine system. A hio-inspired self-adaptive manufacturing system coordinated model is also established based on the neuro-endocrine-immunity system (NEIS). Finally, an example based on pheromone communication mechanism indicates that the robustness of the whole manufacturing system is improved by bio-inspired technologies. 展开更多
关键词 bio-inspired manufacturing system neuro-endocrine-immunity system (NEIS) self-adaptive control model ultra-short feedback bio-inspired manufacturing cell (BMC) PHEROMONE
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A Novel Mechanism for TRF of Plant-wide Material Flows in Process Industry MES
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作者 朱炜 朱峰 荣冈 《Chinese Journal of Chemical Engineering》 SCIE EI CAS CSCD 2014年第4期418-428,共11页
This paper is standing on the recent viewpoint originated from relevant industrial practices that well or-ganized tracing, representing and feedback(TRF) mechanism of material-flow information is crucial for system ut... This paper is standing on the recent viewpoint originated from relevant industrial practices that well or-ganized tracing, representing and feedback(TRF) mechanism of material-flow information is crucial for system utility and usability of manufacturing execution systems(MES), essentially, for activities on the side of multi-level decision making and optimization mainly in the planning and scheduling. In this paper, we investigate a key issue emphasized on a route of multi-level information evolution on the side of large-scale feedback, where material-flow states could evolve from the measuring data(local states) to networked event-type information cells(global states) and consequently to the key performance indicators(KPI) type information(gross states). Importantly, with adapta-bilities to frequent structural dynamics residing in running material flows, this evolving route should be modeled as a suit of sophisticated mechanism for large-scale dynamic states tracking and representing so as to upgrade accu-racy and usability of the feedback information in MES. To clarify inherent complexities of this evolving route, the investigated issue is demonstrated from extended process systems engineering(PSE) point of view, and the TRF principles of the multi-level feedback information(states) are highlighted under the multi-scale methodology. As the main contribution, a novel mechanism called TRF modeling mechanism is introduced. 展开更多
关键词 extended process systems engineering manufacturing execution systems material flow modeling method
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