掌握被控对象的数学模型和建模后控制系统的设计,是过程控制系统分析、设计、调试和获得较高控制品质的基础和关键。
The math model and control system design after modeling are the base and key point to process control system analyses, design, debug and obtain the higher control quality.
建立燃气轮机数学模型是船舶动力及其控制系统研制的重要手段,建模的关键在于提高精度和收敛速度。
The mathematic model of gas turbine engine is important for the development of ship power and its control system. The key of modeling is the precision and convergence.
本文从机理建模入手,应用流体力学理论对双容水箱液位系统进行力学分析,建立非线性数学模型。
By using hydrodynamics theory and method, we can analyze the mechanics principle of two-tank system and establish the system mathematics model.
利用管道系统特性,建立软管的数学模型,对含软管的液压系统进行了准确方便的建模和仿真研究。
Using the systematic characteristic of the pipeline, this paper sets up the mathematical model of the hose and simulates the hydraulic system that includes the hoses accurately and conveniently.
基于麻花钻的制造过程,阐述了钻尖建模原理,并对钻尖的数学模型进行了分析。
Based on the production process, the drill model principle is represented and the mathematical model of drill is analyzed.
采用部件建模技术,建立了某型发动机核心机实时动态数学模型。
The real-time dynamic mathematical model for an core engine is established using component modeling technology.
根据偏最小二乘回归的基本原理和建模的基本思路,建立数学模型并将其应用于电厂机组的参数预测中。
Based on the basic principle and modeling method of partial least-square regression (PLSR), establishing the mathematical model for parameter prediction of the steam turbine units.
针对高速公路可变速度控制是一个非线性时变系统,难于用数学模型准确建模这一特点,提出了神经网络控制方法。
The variable speed control for freeway traffic is a nonlinear and time variable system, it is difficult to model with a mathematical model. A neural network control method is put forward.
在分析交流异步电动机数学模型的基础上,提出了交流异步电动机控制系统仿真建模的新方法。
Based on the mathematical model of AC asynchronism motor, a novel method for modeling and simulation of AC asynchronism motor control system in Matlab was proposed.
以模块化建模方法建立了微型燃气轮机的全工况的动态数学模型,并通过流体网络对其进行了求解。
A mathematical dynamic model of micro gas turbines for all operating modes has been established by the modular modeling method and fluid networks used for obtaining solutions.
本文采用MMG分离建模的思想建立了一个较为精确、较为完整的适用于港内拖轮协助操船工况下的运动数学模型。
According to the MMG's separated modeling theory, an integrated mathematical model is established, which can be applied to ship maneuvering with tugboat assistance in harbor.
结合模块化建模的方式,引入容积效应,推导了燃气涡轮变比热计算的数学模型。
Considering volumetric effects, combined with modular modeling, a mathematical model for calculating the varying specific heat in gas turbines has been deduced.
给出了厚风积砂覆盖区地下水运动数学模型,并举例分析神东矿区厚风积砂覆盖区地下水运动建模过程。
Put forward mathematics model of groundwater movement and analyze modeling course of groundwater in Shendong mine area as an example.
采用理论建模和数字仿真方法,对燃气轮机双燃料伺服系统的动态数学模型进行研究。
This paper studies the dynamic mathematical model of the dual fuel servo system in gas turbines by the methods of the theoretical modelling and digital simulation.
电路网络法建模可以通过看电路图直接写出其传递函数形式的数学模型,键图法可以很容易地将机械转动系统的键图绘制出来。
The circuit network modeling method can directly write out a mathematical model in the form of its transfer function through reading its circuit diagram.
传统建模方法难以准确建立航空发动机数学模型,单纯使用BP神经网络建模又有其不足。
The mathematical model of an aeroengine was hard to be built by the traditional modeling methods, and the model built merely by BP neural network was insufficient.
与传统的建模方法相比,具有精确度更高、速度更快尤其是不依赖已有的数学模型等优点。
Compared with the traditional modeling method, it is faster with higher accuracy, especially not reliant on the existing mathematical model.
建模结果表明:改进方法对建立一般复杂过程的数学模型是有效的。
The results of modeling show that the improved method is useful for establishing the modeling of complex systems.
应用流体力学理论对双容水箱液位系统进行力学分析,采用机理建模方法,建立非线性数学模型。
By using hydrodynamics theory, the mechanics principle of two-tank system was analyzed and the system nonlinear mathematics model was established.
结合当前电力系统的实际需要,提出了稳定计算用励磁系统数学模型仿真建模及参数校核方法。
The simulation modeling method of excitation system for stability calculation and the check method of parameters are proposed based on the current need of power system.
论述了电液集成数控液压站液压控制系统的时间序列和时序分析建模方法,对所建立的数学模型进行了应用分析。
The time series and the analytic set up method of the electro integrated NC hydraulic station are studied. The mathematical model is analyzed for application.
本文首先对倒立摆系统的结构和数学模型进行了分析、建模。
First of all, this thesis analyses the structure and mathematic model of Inverted pendulum system.
研究了基于遗传规划(gp)理论的大坝变形监测数学模型的建模方法。
Based on genetic programming (GP) theory, the mathematical modeling method of dam deformation monitoring is researched.
由目标跟踪的数学模型得出,影响目标跟踪性能的三个主要因素为目标状态转移模型、滤波算法和目标建模技术。
From mathematical model of target tracking, Performance of target tracking is impacted by three main factors of object state transition model, filtering algorithm and object modeling technique.
介绍了WMS2000型轮机仿真器中轴带发电机系统的工作机理、仿真系统设计及数学建模方法,并给出了部分具体数学模型。
This paper briefly introduces the principles of shaft generator in WMS2000 engine room simulator, the methods of designing and modeling, and some detailed mathematical models.
采用一种简单的数值积分动态建模方法建立了大惯性温度传感器的数学模型。
A model of temperature sensors with a great inertia is set up by means of a simple numerical integral method.
论述了经济系统中数学模型的建立问题,并对数学建模过程进行了理论分析。
This paper discusses how to construct the mathematical model in the economical system, and analyzes the process of modeling in theory.
文章针对水电仿真系统中水轮发电机机组的非线性动态数学模型建模复杂问题,提出了一种基于信息融合思想的神经网络模型。
Aiming at problematic complexity of the nonlinear dynamic mathematical modeling of generator in the hydro-electric simulation system, a neural network based on information fusion is brought forward.
所采用的建模方法比较完满地解决了K-8机襟翼限位机构(以下简称限位机构)的建模问题,建立了数学模型,以便进行机构的可靠性计算和设计;
The satisfactory mathematical model of K 8 flap spacing mechanism has been set up by the method provided in this paper, so that the reliability of the mechanism can be calculated.
但是,采用传统的数学建模方法,很难得到精确而又简单的数学模型。
However, it is very difficult to get the accurate and simple mathematics model adopting the traditional mathematics modeling method.
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