Research On Key Technology Of Resource Scheduling Of Cyber-Physical System

With the introduction of "Industrial 4.0" and "Made in China 2025",many emerging technologies have been driven to a higher level,with the information physics system being one of the fastest growing technologies in today's technology.It focuses on improving the productivity of the system and optimizing the performance of the system,thereby improving the overall performance of large complex systems and providing users with flexible and efficient service.At present CPS has a large and complex resource system,to the CPS system resource scheduling has brought great challenges.Therefore,through the study of CPS architecture,CPS resource information unified description,CPS resource scheduling modeling and resource scheduling optimization algorithm for CPS resource scheduling provides a system architecture and theoretical basis.According to the problem of CPS resource scheduling,on the basis of analyzing the existing CPS characteristics and functional characteristics,the system-level CPS architecture is constructed,and the process and general steps of CPS resource scheduling are analyzed,which lays the foundation for CPS resource scheduling research.It analyzes the existing system resource description technology,proposes the formalized classification and description strategy and method of CPS resource information based on the resource description framework,establishes the metadata model for the resources of different attributes,verifies the versatility of this method and feasibility.According to the complexity and diversity of resources in CPS system,the mathematical model of resource and task coordination is established,and the task and resource mapping algorithm is proposed.The improved particle swarm optimization algorithm is used to get the global optimal solution.The execution time,energy consumption,load balancing.The simulation experiment is carried out to optimize the target,and the practicability of the method is verified.The results show that the system can effectively improve the efficiency and performance of the task of CPS system,and lay the foundation for the development and application of resource optimization scheduling technology for large complex CPS system.