Because the boiler superheated steam temperature system in electric power plant has the characteristics such as big inertia, long time delay and nonlinearity, it is very difficult to be controlled. 由于电厂锅炉的过热汽温具有大惯性、大时滞和非线性等特性,对它的控制是困难的。
The Research of Electric Inertia System Based on Single Neuron Adaptive PID Controller in Frictional Tester 基于单神经元自适应PID的摩擦试验机电惯量系统的研究
Design of Automobile Clutch Testing Rig Based on Electric Inertia Simulation and Electrical Energy Feedback 基于电惯量模拟和电能量回馈的汽车离合器试验台设计
Research about the Electric Inertia Simulation of the Hydraulic Disk Brake 液压盘式制动器试验台电惯量模拟研究
In the electric driving automatic control system, the total value of moment of inertia converted onto the motor axis is one of the main parameters for the system design. 在电力拖动自动控制系统中,折算到电动机轴上的总转动惯量的数值,是系统设计的主要参数之一。
The electric stove is a kind pure great inertia system, and the traditional heat control system is based on some certain model, so is hard to satisfy the technological requirement. 本文研究的电炉是一种具有纯滞后的大惯性系统,传统的加热炉控制系统大多建立在一定的模型基础上,难以保证加热工艺要求。
The electric peak-shaving by using CHP plant is a important way to minimize the difference between peak and valley loads of electricity supply, and using the thermal inertia of heat-supply system is a effective way to operate the CHP plant as an electric peak-shaving plant. 热电联产电力调峰是解决供电峰谷差的重要途径,利用集中供热系统的热惯性是实施热电联产电力调峰的有效途径。
We can describe quantities of electric magnetic field in different inertia system, and use Lorentz transformations to educe the transformations between them. 描述电磁现象的场量在不同的惯性系中有不同的量值,利用洛伦兹变换关系式导出它们之间的变换形式。
Discussing the establishing conditions of Coulomb's Law when electric charges in the system of inertia are relatively static. 用狭义相对论方法讨论惯性系中点电荷之间相对静止时,库仑定律成立的条件。
There is dynamic measurement error of electric power because of inherent inertia of the electric dynamometer. 就电动率而言,由于测功元件的固有惯性,其测量值和真实值之间也有动态差异。
The Electric Simulation for Mechanical Inertia in Vehicle Bedstead Test System 汽车台架试验系统机械惯量电模拟方法
Physical simulations of the mechanical and electric transients in power systems need to properly compensate for inertia in the systems. 在电力系统的动态模拟中,为了正确地模拟系统的机电暂态过程,须对模拟系统的转动惯量进行适当的补偿。
The method of electric simulation for automotive inertia represents the development direction of simple transient chassis dynamometer. 汽车惯量电模拟技术是汽车简易瞬态工况底盘测功机的发展方向。
Tactics of starting and protection when the squirrel-cage electric motor is used to pull the large rotational inertia load 笼式电动机拖动大转动惯量负载时启动与保护策略
This paper deals with the technical feature and constitution of electric simulation for mechanical inertia in automobile's testing on bedstead. 本文探讨了汽车台架试验系统中惯量电模拟技术的构成及其技术上的特点。
In this paper, types of unbalancing of electric generators, selection of inertia balancing accuracy and their applications are discussed in detail. 论述了发电机转子的不平衡种类、动平衡精度的选择,并阐述了其在生产实践中的具体应用。
Research and Realization of Electric Simulation for Mechanical Inertia in Vehicles Synchronizer Testing System 汽车同步器试验系统机械惯量电模拟研究与实现
Research on the Method of Electric Simulation for Mechanical Inertia Applied in the Detection of Anti-Lock Braking System 机械惯量电模拟方法在汽车ABS检测中的应用研究
Compared with controlled point, the lower electric resistance characteristic of acupoints is not popular and the lower inertia is popular. 与对照点比较,穴位低电阻特征并非普遍存在,而低惯性特征则较具普遍性。
In the process of model building gyroscopic effect angular inertia shear deformation electric magnetic inertia of the water in the runner are taken into. 本文在建模过程中,考虑了回转效应,摆动惯性,剪切效应,发电机转子电磁拉力,水的附加惯性等因素以及作用在轴系上的各种激振外力。
The design method of the brake dynamometer with the electric analogy or electromechanical hybird analogy of the inertia was presented. 为此,作者给出了电模拟和机电混合模拟制动器台架的设计方法。
Design method of brake dynamometer with electric analogy of inertia 电模拟制动器惯性台架设计
Electric Peak Shaving for CHP Plant by Using Thermal Inertia of Heat-supply System 利用系统热惯性的热电联产电力调峰
According to the development on synchronizer testing control system which the electric simulation for mechanical inertia is adopted, discusses the technical feature and technical requirement of the control system, and has developed the combined control system based on adaptive searching optimization of feedforward control parameters. 针对采用惯量电模拟技术的汽车同步器试验系统研制,通过探讨同步器试验的特点和技术要求,开发了以自寻优方法实现前馈预控参数整定的复合控制系统。
With the development of the modern electric utilities, heavy load and long-distance transmission increases rapidly, which led to the serious stability problem, the generator synchronous reactance increasing, and the unit inertia time constant decreasing. 随着现代电力事业的蓬勃发展,大容量远距离输电日益增多,这也导致稳定问题更显突出,发电机同步电抗进一步增大,机组惯性时间常数进一步减小。
At last we did the control method simulation of electric inertia systemic model and trial, it has shown good control performance. 最后对电惯量系统进行了仿真和试验,并取得良好的控制效果,表明本文提出的电模拟系统控制方法切实可行。
By studying the electric inertia simulation, an 800:1 reduction ratio of the uniaxial bench used to study the simulation principle and control algorithm, has been developed. 在承担的负载模拟项目,进行电惯量模拟研究过程中,已研制了800:1的单轴缩比台架以探讨模拟机理和控制算法。
Control Strategy for Automobile Inertia Brake Tester Based on AC drive mainly includes electric inertia system and Pneumatic Force Servo system. 基于交流传动的汽车惯性式制动器试验台主要包括电惯量和气动力伺服两个系统。
The thesis is based on the project of Study on High Parameter Gear Set Applied on Electric ( or Hydraulic) Control Actuator and Inertia Guiding Gyro, which is a major military project from Commission of Science Technology and Industry for National Defense. 本论文的依托项目是国防科工委重点军工科研项目&电动(液压)舵机和惯导陀螺用高参数齿轮装置。
High-speed electric spindle, the core components of high-speed machine tool, is widely used with the advantages of compact structure, small inertia, high speed, high precision, wide speed range, and good dynamic characteristics. 高速电主轴是高速机床的核心功能部件,以其结构紧凑、转动惯量小、速度高、精度高、调速范围宽、动态特性好等优点得到广泛应用。