Realization of power grid double direction automatic backup power supply switching function based on stability control device platform

基于稳控装置平台的电网双向备用电源自 投 功能的实现

Switching function mathematical model of UPFC based on SPWM control

基于SPWM控制的UPFC 开关 函数数学模型

A full custom Multiple-function and Multiple-Valued Array Integrated Circuit ( MMAIC ) is presented in this paper which is able to realize binary ternary combinational logic sequential logic and multiplexed digital and analog switching function etc.

本文提出了一种可实现二值、三值组合逻辑、时序逻辑和多路数字模拟 开关等 功能的全定制多功能多值逻辑阵列集成电路（简称MMAIC）。

In this paper a concept of variable structure control is introduced systematically . It includes a variety of approach principles design method of switching function and variable structure control of nonlinear system .

介绍了变结构控制的基本概念，变结构系统中 切换 曲面的设计方法，变结构系统的品质和趋近律以及非线性系统的变结构控制 理论。

Based on omitting high-frequency component of switching function a dynamic equivalent circuit of VSC-HVDC is founded .

基于VSC-HVDC系统的低频 数学 模型，建立了VSC-HVDC系统的动态等效电路。

The switching function of integral sliding mode control is defined and the nonlinear expression of derivative coefficient is presented .

给出了积分滑模控制中 切换 函数的定义方法，以及非线性微分控制中微分系数的非线性函数表达式。

A type of switching function is used to describe the transient behavior of real switches so that the simulation time is obviously reduced and the convergence problem solved the simulation accuracy improved .

这个方法用 开关 函数描述实际开关的瞬态过程，在仿真分析中明显地缩短了仿真时间，有效地解决了仿真算法收敛性问题，提高了仿真准确性。

Present the design method of switching function in integral sliding mode control nonlinear derivative coefficient and controllers of DI-SVSC respectively .

在积分滑模控制与非线性微分控制中，分别给出了 切换 函数、非线性微分系数及控制器的设计方法。

The influence of random signals on the power spectral density characteristic of switching function is studied and a practical design of randomized PWM is proposed .

分析了随机信号对 开关 函数功率谱密度特性的影响，据此提出随机脉宽调制技术的实用化设计方法。

And then the thesis designs a Sliding Mode Controller ( SMC ) with integral sliding mode switching function .

然后根据该模型和滑模控制的基本原理设计了以积分式滑模 切换 函数为切换面的滑模控制器。

The lower valve core performs a switching function .

下阀芯起 开关 作用。

The utility model has the advantages of simple and compact structure reliable switching function double function of umbrella and cap convenient use and portability .

结构简单紧凑， 开 闭 功能可靠，兼顾伞帽双重功能，使用携带十分方便。

After establishing the mathematics model the spectrum of switching function and ac side voltage are analyzed .

本文在导出数学模型基础上，推导出 开关 函数和交流输出电压的数学表达式及频谱特征。

This paper introduces the concept of switching function and the switching function mathematical model of UPFC based on SPWM control .

引入SPWM控制下的 开关 函数概念，提出了基于SPWM控制的UPFC开关函数数学模型。

Switching function with optimization method ensures stable sliding mode .

采用最优化方法设计的 切换 函数，保证滑动模态稳定；

The switching function of all safety devices must be checked before the first start-up commissioning at starting after longer standstill and after repairs or changing of safety units .

初次启动试运行前、长时间停机后再次启动时以及安全装置维修或更换后，必须对所有安全装置的 切换 功能进行检查。

Based on the traditional control on PWM rectifier space vector PWM predictive current controller is presented using the switching function model .

在传统的PWM整流控制的基础上，论文利用 开关 函数建模法，提出了基于预测电流的PWM电压空间矢量控制方法。

The filtration cycle and slag discharge time of dumping dregs valve is controlled by microcomputer automatically according to impurity content and it has reserve manual switching function .

微电脑自动控制电动排渣阀，根据杂质含量可任意设置过滤周期和排渣时间，全自动操作，同时还设置了备用的手动 切换 功能。

The article analyzed the principle of grid-connected inverter of the direct-driven wind generation and built the AC mathematic model of grid-connected inverter based on the switching function and duty ratio and got mathematic model which is fit for control by the constant amplitude transformation of coordinate .

本文针对直驱式风力发电并网逆变器的工作原理进行了分析，分别建立了基于 开关 函数和占空比描述的数学模型，并从坐标变换的角度推导了便于控制的数学模型。

This paper discusses the architecture of intelligent network SSF / CCF ( Service Switching Function / Call Control Function ) model and analysis the relationship of function entities .

本文研究了智能网SSF／CCF（业务 交换 功能／呼叫控制功能）模型的结构，分析了各个功能实体之间的关系和软件实现的关键。

The integration of ATM switching function can be implemented by combination integration and introduction of broadband switching modules .

ATM 交换的综合 可有组合、集成与宽带交换模块等方式；

To achieve the alarm and manual automatic switching function .

以此实现了报警和手动、自动 切换 功能。

Discussion on the design of micro-voltage switching function in the double busbar

关于双母线电压 切换 功能微机化的设计思路探讨

A switching function with integral property and minimum variance algorithm are used to set up the multiple model adaptive controller .

采用了具有积分性质的 切换 指标 函数作为 切换法则和最小方差的 控制方法构成了多模型自适应控制器。

Second this paper designs the switching function based on LQR and the variable structure controllers of the continuous and discrete time system for two-wheeled self-balancing vehicle .

第二，基于线性二次型最优控制设计了变结构控制的 切换 函数，并据此为两轮自平衡小车设计了连续和离散时间系统的变结构控制器。

It can not only be of direct switching function but self-locking switching function .

它既可以具有直接的 切换 功能，也可以具有自锁切换功能。

Switching function qualifier . Concentrating or expanding can be specified .

开关 功能限定符。可指定集中或扩展。

Paper from matrix converter topology switching function commutation strategy introduced the basic principles of matrix converter .

文章概述了矩阵式变换器的拓扑结构、 开关 函数、换流策略。

The three-phase VSR mathematical model based on the switching function is provided in the three-phase static coordinate and two-phase rotating coordinate . The operation principle of the three-phase VSR is studied .

建立了三相VSR在三相静止坐标系和两相旋转坐标系下基于 开关 函数的数学模型，分析了三相VSR工作原理。