Mathematical Models for Economical Batch of Goods in Stock Control; The Optimal Inventory Model Based on many Orders and Permissible Shortage 存货管理中经济进货批量的几种数学模型多次订货且允许缺货的最优库存模型
The in paper discnssed to mathematical model of quality control for TMP pulp, establishing an set mathematical model for consistency control and interstice control of disc refiner. 通过TMP盘磨机磨浆的大量试验数据,提出并建立了控制磨浆质量的数学模型,即控制磨浆浓度的数学模型和控制盘磨间隙的数学模型。
STATCOM mathematical model is set up to derivative the deadbeat STATCOM control model for unbalanced load. 建立了STATCOM的模型,并在此基础上推导出对不平衡负载补偿的STATCOM无差拍控制模型。
This paper discusses the mathematical model on marine electric station simulator logic and the control system, and the mathematical model on system movement characteristics. 阐述了船舶电站计算机仿真器逻辑和控制系统数学模型及系统动态特性的数学模型,并着重介绍了动态特性数学模型的计算机算法。
The modes of technological control theory include: analytical mathematical model, multi-level intelligent control, and simulation experiment on computer and self-adaptation for model parameter. 连轧工艺控制论的模式包括:解析数学模型、分层递阶智能控制结构、计算机仿真实验和模型参数自适应。
The characteristics for productive process of tyre vulcanizing is analysed, and multi-dimension fuzzy control mathematical model about temperature and pressure of vulcanizing pots is established. A control algorithm for this model is designed and realized in a real project. 分析轮胎硫化生产过程的特点,建立了硫化罐温度和压力控制的多维模糊控制数学模型,设计了适合该模型的控制算法,并在实际工程中予以实现。
Considering the structure identification of dynamic mathematical model in control and measurement, various criteria for the model order determination are studied. Their reliability, equality and rule-selection are analyzed and compared in different conditions by computer digital simulation test. 针对控制与测量中动态数学模型的结构辨识问题,通过计算机数字仿真,对现有几种结构辨识方法进行了仿真研究。
The first, we establish mathematical model for optimal control of traffic flow, and discuss the property of the model Then, a solution method for this problem is formulated. 首先建立网络流量最优控制的数学模型,并讨论该模型的属性;其次论述该问题的解法;
It establishes the bomb's six-freedom space movement formula, control system mathematical model and control signal formation model. 建立了该型激光制导炸弹六自由度空间运动方程、控制系统数学模型和控制信号的形成模型。
In the paper, the saturate mathematical model and improved excitation control model of AC excitation generator under the dynamical synchronous reference frame are presented in order to take into account of parameter variation. 考虑电机参数在运行中的变化,提出了计及交流励磁发电机主磁路饱和的数学模型及修正后的动态同步轴系励磁控制模型。
The off-line dynamic zone-method mathematical model and on-line computer control mathematical model developed for reheating furnace are introduced in this paper, and the latter has been carried out on the basis of the former. 本文对在线计算机控制方案进行了探讨.本文介绍了用于加热炉的离线动态段法数学模型和在线计算机控制数学模型,后者是在前者的基础上进一步研究成功的。
Taking a deep ditch in winter as an example, a mathematical model of coupled temperature field is presented, then the distributed control model is given for some parameters in the temperature field equation. 以冬季开放的渠道为例,在原有温度场的基础上,利用参数之间的关系,给出了耦合温度场的数学模型。
Dynamic simulations were made for a direct hot water heating system based on the developed mathematical model and the multi-objective stable online optimization control model of the heating system. 提要通过创建直接连接区域热水采暖系统数学模型和多目标稳态在线优化模型,对此系统不同控制策略进行动态模拟。
After the process of the stator magnetic field orientation, used the special mathematical model when the load is down, the control model of doubly fed speed adjusting is gotten. 在进行定子磁场定向后,结合提升机下放负载工况的特点,使用变形后的数学模型,推导出双馈矢量控制的控制模型。
A mathematical model of the marine synchronous generator and its excitation control system are illustrated. The simulation model is constructed in Saber Sketch environment and the waveforms are provided by Saber Scope, which are used to testify the synchronous generator's simulation model. 运用Saber仿真软件,在分析船舶同步发电机数学模型基础上,在SaberSketch中建立船舶同步发电机及其励磁调节系统的仿真模型,并且在SaberScope中得到相关波形。
The mathematical models for beck temperature control and the multi-variable mathematical model for heat supply system are presented here. 本文提出了染色缸温度控制的数学模型和供热系统多变量数学模型。
A dynamic mathematical model of slip control based system is obtained. With the help of model reducing technique, full order model is reduced to simplify the design without degrading much of the performance. 建立了转差频率控制系统的动态数学模型,借助于模型降阶技术,在不显著降低系统性能的前提下,降低模型的阶数以简化设计。
Mathematical model of soft cut-in control system was analyzed, and the optimum control model also is established. 分析软并网控制系统的数学模型,建立软并网控制器最优控制数学模型。
Through analyzing dynamic characteristics of circuit system, mathematical model of throttling speed control circuit was established, and simulation model of circuit was built up. 通过对回路系统动特性分析,首先建立了节流调速回路的数学模型,在该模型的基础上建立了回路仿真模型。
The guided bomb of weathercock seeking type is analyzed completely, and its complete mathematical model is established. The models include dynamics model, kinematics model, control system model, seeker model and weathercock seeker model, etc. 对风标导引式制导炸弹进行了全面地分析,建立了完整的数学模型,其模型包括弹体动力学模型、弹体运动学模型、控制系统模型、导引头模型和与风标头有关的模型等。
The regulator with prescribed stability in the modern control theory was introduced into the mathematical model of human optimal control. The efficiency of adjusting parameter in model simulation was greatly increased. 并且把现代控制论中的具有规定稳定度的调节器引入人的最优控制数学模型中,显著地提高了模型仿真的参数调整效率。
The mathematical model of grid-side converter is analyzed, then the control model of converter is achieved. 分析了电网侧变换器的数学模型,并由此得出电网侧变换器的控制模型。
This paper also analyzed the optimal control of Markov properties long-delay nonlinear networked control systems, build a mathematical model and study the stochastic optimal control of the model. 然后分析了Markov特性的长时延非线性网络控制系统的最优控制,建立了数学模型,根据模型进行了随机最优控制研究。
By studying the mechanism of the production process, combined with the principle of mathematical methods and control science, it established an effective monitoring model to monitor the production and production of a certain degree of warning. 它通过研究生产过程机理,结合数学方法和控制原理对生产过程建立有效的监测模型,来监督生产并对生产进行一定程度上的预警,从而提高生产效率和产品的质量。
Based on thickness control basic structure, gave the mathematical model of thickness control parameter, such as screw down system model, dynamic setting AGC mathematical model, plastic calculation mathematical model, rolling schedule calculation mathematical model and so on. 基于厚度控制的基础结构,给出关于厚度控制的参数数学模型,例如压下系统模型,动态设定型AGC的数学模型,塑性计算的数学模型,轧制规程计算数学模型等。
The paper establishes a mathematical model of synchronous control system and discusses the reasons to simplify the system model. 论文对同步控制系统进行了数学模型的建立,论述了系统模型进行简化的原因,通过计算机对数学模型的仿真研究,从理论上对系统模型进行了分析。
However, it is limited to achieve the desired control effect in situations such as precise mathematical model of the control object is difficult to be built, or model structure and parameters change in a large range or the control object is complex non-linear system. 但当对控制对象难以确定精确的数学模型,模型的结构和参数在很大范围内变化或者控制复杂的非线性系统时,传统的控制策略将难以满足控制性能要求,模糊控制就成为了有力工具。
Firstly, the mathematical model of ship DP control system including wind, wave, current and ship motion model are built up. 首先,建立船舶动力定位控制系统的数学模型,包括风、浪和流环境载荷模型以及船舶运动模型。
Secondly, the power decoupling control based on the stator flux oriented vector control is studied, and a mathematical model of decoupled control system is given; on this basis, the double-loop control model is built. 其次,研究了基于定子磁链定向矢量控制的功率解耦控制系统,得到解耦控制系统的数学模型,在此基础上,建立了双馈风力发电机的双闭环控制模型。
Based on the analysis of the mathematical models of PMSM, three-loop control model was established. 并在分析永磁同步电机数学模型的基础上,建立了永磁同步电机伺服系统的电流环、速度环和位置环三闭环控制模型。