In order to perfect the product line ' s simulation , the paper introduces the characteristic of auto product line , defines the lifecycle of the equipment for auto line , models the failure scheduling management by discrete event simulation with several scheduling based on fifs , the priority or other policies 摘要根据自动生产线中故障调度管理的特点，提出自动生产线中设备全生命周期的概念，并运用离散事件系统仿真的方法对自动生产线中的故障调度管理建模，提出实现调度策略的方案，以完善自动生产线的仿真技术的研究。
Based on the brief analysis of the principles , applications and key technologies of distributed event notification services , this dissertation focuses study on the content - based event filtering , composite event detection , and configurable architecture of distributed event notification services . firstly , the filtering mechanism of content - based pub / sub system is studied 论文在分析和总结分布式事件系统的原理、应用和关键技术的基础上，对基于内容的事件过滤技术、复合事件检测技术和动态可重配的分布事件通知服务的体系结构等方面进行了重点研究。
Secondly , a network based on multi - terminal components modeling methodology was applied to model mems at system - level by the analogy and mixed - signal modeling tool of vhdl - ams , for the system - level model of mems is a mixed signal model , which has attributes of multi - energy domains coupling , multi - signals mixed and interacting between discrete - event subsystems and continuous - time subsystems . with this method , the whole system can be divided into some subsystems defined as multi - terminal components ; the behavior of the subsystems depends only on their terminal signals ; the information exchange between subsystems was done by the signals at their terminals . the continuous - time systems or discrete - event systems can be modeled and simulated with this method , which satisfied the requirements of nonlinear systems and large signals analysis 同时，针对mems的系统级模型是一个混合信号模型，具有多能量域耦合、多信号混合、离散事件子系统与连续时间子系统交互的特点，使用vhdl - ams作为混合信号模型建模的工具，采用多端口组件网络建模方法建立了mems系统级模型，把微型机电系统分解为多个子系统或组件，各子系统被定义为多端口组件，子系统的内部行为通过其端口行为来描述，子系统间的能量与信号的交换通过组件的端口映射来实现，从而实现了对连续时间系统和离散事件系统的建模与仿真，满足了非线性系统以及大信号分析要求。
The main work and contributions of the dissertation are summarized as follows : firstly , we researched the mathematics model of mixed - signal circuits based on the des theory systemically . it was proved that the model was feasible to deal with the fault diagnosis and the testability of the digital and analog parts in the circuits with an uniform frame 本文的主要工作及取得的成果如下：文中系统研究了运用离散事件系统理论测试数模混合电路的数学模型，并验证了其可行性，这样数字电路和模拟电路就能够在一个统一的框架内进行可测试性分析及故障诊断。
Thirdly , the extended work to build a complete system is modelling and verification , which can maximize the performance of the system . error check of the states conversion is also finished in this step . for that , iec61499 standard based net condition / event system ( nces ) models are developed which fit in with the veda rules 系统设计的后续工作是对系统进行建模和验证，看看该系统是否符合最优化条件，是否存在执行上的状态转换错误等等，并在iec61499标准的基础上，开发出一套适合于veda建模与验证工具的功能块网络条件事件系统( nces )模型。
This thesis is based on the simulation of researching discrete event system . under the instruct of workshop scheduling theory , we analyse each simulation strategy which is suit for discrete effect system , and combine the practice instance of cylinder body product line of dalian diesel oil machine factory 本论文在研究离散事件系统仿真的基础上，在车间调度理论指导下，分析了适用于离散事件系统的各种仿真策略，结合大连柴油机厂气缸体生产线的实际情况，采用事件调度法对流水线制造系统的仿真进行研究。
The research on discrete event systems ( des ) is begun in the 1980 ' s . with the rapid development of information techniques , computer science and robotics , lots of manmade systems have appeared in communications , manufacture , traffic and military affairs . the flexible manufacturing system ( fms ) , communication network , aerodrome traffic control system and military c3i system are the typical examples of manmade systems 离散事件系统( des )的研究兴起在八十年代初期，随着信息处理技术、计算机科学和机器人技术等的发展完善和广泛应用，在通信、制造、交通管理、军事指挥等领域相继出现了一些反映技术发展方向的人造系统，其典型的例子如柔性生产线或装配线、大规模计算机和通信网络、空中或机场交通管理系统、军事指挥中的c ~ 3i系统等。
