3 . the multi - variable , coupling turbine - boiler plant is intensively investigated and with the reference of the routine control method , lqg control strategy is used in the turbine - boiler plant successfully ; moreover the usual fault existing in the unit coordinated control system is researched . the model set for the sensor fault , actuator fault and normal control system is builded . based on adaptive filter technology , a scheme of fault diagnosis and fault tolerant control in the unit coordinated control system is presented ( 3 )研究电厂汽机?锅炉控制对象,在参考常规控制策略的基础上,采用线性二次型最优控制策略( lqg ) ,实现了对于存在多变量耦合的协调对象的控制;另外对于协调控制系统常见的传感器、执行器的故障进行了模型化研究,建立了系统正常和可能发生的系统故障模型集。
A design of multi switched reluctance motor coordinated control system based on can bus is presented in this paper . according to the structure of isa bus , can intelligent adapter based on isa bus is designed with 89c51 microprocessor and dual - port ram , pc software design is also given to realize the communication function between pc and intelligent node 本文设计了基于can总线多sr电机协调控制系统,根据isa总线的结构,采用双口ram ,以89c51为微处理芯片进行了基于isa总线的智能型can适配器设计和上位机与智能节点通信的软件设计。
First , it ’ s necessary to analyze the position inverse solution and positional solution . because of the nonuniqueness in the positional solution , it ’ s not easy to test the performance of the coordinated control system . so the model of nn was built to convert the vector of the length of 6 jars into the vector of the position of the motion deck 针对运动平台位置姿态正解的解析解非唯一性,本文建立神经网络转换模型将运动模拟器的杆长向量转换为位置向量,结合现有实验条件,本文训练了针对纵向空间的转换模型,能够快速、准确地完成杆长向量到位置向量的转换。
There are three important problems within the construction of a model - based urban traffic adaptive coordinated control system ( utaccs ) . the first is to establish an appropriate mathematic formulation , including a traffic prediction model , an objective function and control variables . the second is to select or design an effective optimization algorithm to perform on - line calculation of the corresponding control problem 建立基于模型的城市交通自适应协调控制系统( urbantrafficadaptivecoordinatedcontrolsystem , utaccs )需要解决三个重要问题:一是建立合适的控制问题的数学描述,包括交通流预测模型、目标函数以及控制作用的数学形式;二是设计高效的优化算法,以满足控制问题在线求解的需要;三是在utaccs现场实施前要经过充分的实验室验证,目前最佳的验证工具是微观交通仿真系统。
According to the operation of subcritical reheat controlled circulation drum boiler , this paper analyses the factors which affect the responding speed to unit load , through modifying the coordinating control system , fully using the boiler ability of heat accumulation and other methods , the author puts forward some measures to raise responding speed to unit load 摘要分析了影响中间储仓式汽包炉机组快速响应电网负荷变化的因素,通过对协调控制系统的改进,以及充分利用锅炉蓄热能力等方法,提出了提高机组快速响应负荷变化的几条途径。