控制子系统

• The distributed system generally consists of several parts as follows : the user interface sub - system , the catalog management sub - system , the compiling sub - system , the distributed transaction management and cocurrent control sub - system , the data execution sub - system , the communication sub - system , the restoration system and the database
  分布式数据库系统通常包括以下几个部分：用户接口子系统、目录结构管理子系统、编译子系统、分布式事务管理和并发控制子系统、数据执行子系统、通讯子系统、恢复子系统和数据库。
• In addition , in order to make the pumps realize constant injection pressure , the expert tuning pid vfvs constant injection pressure control sub - system for pumps is established and relevant software module is developed . the sub - system can control automatically the quantity and rotate speed of the pumps running to realize the pumps optimum run according to the seawater injection plan of the oil field , which realizes constant injection pressure , energy saving and decreases the consumption to a large degree
  此外，为平台注水泵机组的优化运行构建了基于专家整定pid控制的变频调速恒压注水控制子系统，并开发了相应的软件模块，完全省却了pid控制器的硬件设备，使得注水泵机组可以根据油田注水量的配注方案优化运行，自动控制注水泵的转速和运转台数，既能实现平稳增压注水，又能在很大程度上节能降耗。
• There are several important issues to that attention should be paid in the design of test bed , such as the measurement of the temperature difference between the inlet and outlet of test section and the temperature of cooling water in the inlet and outlet of condensing tubes , filled volume of the steam boiler and its level control , the determination of the natural acting head of high temperature tank and design of the cooling water flow of measuring tank
  试验台由高温工质自然循环子系统、冷却水机械循环子系统和计算机监测控制子系统构成，试验段进出口温差及冷凝管进出口温度的测试、蒸汽锅炉充注量及液位控制、高温水箱自然作用水头的设计、冷却水流量计量水箱的设计等是试验台设计中值得重视的问题。
• The components in a ha system should support ras features ( reliability , availability and supportability ) , including resources monitor , logic management and system health monitor etc . in fact , ha is a wide domain and a well - designed ha system should embrace reliable communication sub - system , nodes management , quoram sub - system and simultaneous controlling sub - system etc . to achieve the goals above , in this dissertation , it focuses on the universal presentation of resources , resources monitoring , resources failover , logic system and ha in database systems
  在高可用系统中主要需要有支持ras特性的功能组件，它包含：资源监控、日志系统、系统健康监控等。事实上，高可用性是一个广阔的研究领域。一个好的高可用性系统应包含一组可靠的通讯子系统、群集成员管理、 quoram子系统以及并发的控制子系统等等，这包含了许多工作。
• This paper discusses some research result related hev energies management system on basis of the development of hybrid electric bus - wg6120hd . the basic structure of hev energies management system is developed . the energies management system includes battery management sub - system ( bms ) , engine management sub - system ( ems ) , vehicle information sub - system ( vis ) , energy regenerated management sub - system ( erms ) , generator / electromotor management sub - system ( g / ems ) , do some theory researches with test results
  本文结合混合动力电动大客车wg6120hd的开发经历对混合动力电动汽车多能源控制系统探讨了如下研究工作：建立了混合动力电动汽车多能源控制系统的基本结构，开发出了蓄电池管理子系统、发动机管理子系统、驾驶员信息子系统、能量再生控制子系统、发电机电动机管理子系统等组成部分，结合采集的有关数据对各个子系统从理论方面进行了深入探讨，为以后进一步的研发工作打下了基础、积累了经验。
• On the sufficient understanding to the snmpv3 protocol , we put forward to act for the need analysis of the system and design the way of thinking to the safe network management . this design accordings to the specification of snmpv3 completely , is divided into distribute the machine ( dispatcher ) mold , news handling sub - system , safe sub - system based on user - based model , access and control sub - system based on view - based model and its mibs realization , agent initialization sub - system etc . and realize all at last
  在充分理解snmpv3体系的基础上，提出了对安全的网络管理代理系统的需求分析及设计思路。本设计完全参照snmpv3规范，对整个系统又分为分发器( dispatcher )模块，消息处理子系统，基于user - based安全模型的安全子系统，基于view - based访问控制模型的访问控制子系统及mib实现，代理初始化子系统等几个分模块，并给予实现。
• Based on these theoretical exploration and the abis requirement , i designed and implemented the security scheme that combines the computer technology , such as access control , database security , user management and firewall etc , with banking business management such as banking business procedure control and operator management in abis . the application shows that this scheme can achieve high availability , high security and high reliability
  本人在论文研究期间，通过深入研究信息安全理论与技术，详细分析了abis系统的应用背景、功能特性，提出了abis系统的安全需求和安全目标，设计并实现了abis系统软件的安全控制功能，包括：身份认证子系统、权限控制子系统、数据加密子系统以及帐务安全处理。
• Labview 、 visa ( virtual instrument software architecture ) and rtsitechnique are used to integrated the plc control subsystem 、 servo controlsubsystem and machine vision detecting subsystem ; design the main controlprogram and user interface of the integrated control system ; conclude amultitasking attemper strategy of this integrated control system . in order torealize the automation machining function of the notched impact specimen , debug this integrated control system in the production line . the function result of
  利用虚拟仪器的软件开发环境labview 、 visa ( virtualinstrumentsoftwarearchitecture )函数库以及rtsi技术把plc控制子系统、伺服控制子系统、视觉检测系统有机地集成为一体,并设计集成控制系统总程序以及人机交互界面,总结出一套适用于本系统的软件多任务调度策略。
• This locomotive fuel information system make use of advanced computer internet management technology and apply the procedure control based on c / s model to integrate the oilcan measuring system , automatic control system for oiling of locomotive and fuel report system in the paper . it eliminates the disadvantage of mechanical and iterant manual work
  本文利用先进的计算机网络技术及架构，运用c s结构的过程控制机制，对油库计量子系统、机车自动加油控制子系统、铁油报表子系统进行集成优化，消除了人工机械重复劳动和人为因素的不利影响。
• And then , it describes the design of the minimum system , including the system structure and technique issues of the main modules of the minimum system . also this article discusses the test process control sub - system and the bug management sub - system in detail . it also gives some typical examples to explain the work features of the system
  对于航天嵌入式软件测试管理系统进行了较为详细的需求分析，在此基础上应用较先进的软件技术完成最小系统的设计，讲述了各个主要模块的功能和应用的技术要点，并讲述了缺陷管理子系统和测试控制子系统的实现方法，举例说明了系统的工作过程和特点。