二次系统

备份式UPS不间断电源运行方式比较电力二次系统存储备份方案分析

The Comparative Stand by Configuration of Uninterruptable Power Supply Analysis of data storage for electrical secondary system

CIM建模技术在电力二次系统设备中的应用

Application on CIM modeling technology in secondary system of electronic system equipment

以n次代数曲线为不变集的平面二次系统

Quadratic System in Plane with N degree Algebric Curve as its Invariant Set

一类扰动二次系统的全局分枝与Chaos性质

Global bifurcations and chaotic behavior of the disturbed quadratic system

一类具有双中心的二次系统的Poincare分支

The Poincare bifurcation of quadratic systems with double centers

具有以双曲线与赤道弧为边界的周期环域的二次系统的Poincare分支及其应用

Poincare Components of Second Order System and Applications

双曲线边界二次系统单中心环域的Poincaré分支

Poincar é bifurcation for quadratic system with a bound of hyperbola and a single center

首先，提出了基于功能分解的电力二次系统信息模型（FBM），对二次系统功能进行了信息建模。

Firstly , the Function-Based Model ( FBM ) is proposed to decompose the PSS into functions .

基于以太网的变电站自动化系统（ESAS）为变电站二次系统的发展带来了一种全新的理念和创新。

The Ethernet-based substation automation system ( ESAS ) brings a new idea and innovation .

为了能使二次系统真实设备正常运行，要求一次系统数字仿真部分提供的电压互感器（VT）二次侧电压信号和电流互感器（CT）二次侧电流信号具有实时性。

The signals of VT voltage and CT current provided by the real time digital simulation of the primary system must real-time in order to ensure real equipments of the secondary system to be normal operation .

文章通过描述了EAD的基本原理、EAD作业流程、EAD在电力数据网络中的应用等角度入手，详细阐述了如何通过EAD解决方案来增强电力二次系统的网络安全。

This paper include basic theory of EAD , functions of EAD , and EAD 's applications to reinforce security of power secondary systems , etc.

结合目前我国电力系统的发展情况，对国内500kV变电所二次系统的设计现状进行了分析，并对国内常用的2种监控方式进行了经济技术比较；

It is analyzed the status of design on secondary electric power system of 500 kV substation in home and compared two monitoring methods in cost-effectiveness .

电力调度自动化二次系统安全防护初探

The Safety of Electric Power Dispatching Automation of the Secondary System

二次系统焦点量公式的直接推导

A Direct Calculation for the Focal Values of the Quadratic System

大中型变电站电气二次系统设计与应用

Design and Application of Secondary System for Large and Medium Substation

具有抛物线解的二次系统的极限环

Study of limit cycles of quadratic differential systems with parabolic solution

具有鞍结分岔的二次系统的同宿和时变分岔

Homoclinic Bifurcation and Time-Dependent Bifurcation of Quadratic System with Saddle-Node Bifurcation

二次系统的代数分界线环

Match point hot point on algebraic Separatrix Cycle of quadratic system

二次系统中细鞍点的一般变换

The General Transforms on the Weak Saddle of Quadratic Differential System

具有一细焦点和一粗焦点的二次系统

The quadratic system with the weak focus and strong focus

牵引变电所内一次系统与二次系统的电磁兼容

Electromagnetic interference on primary and secondary system of traction substation

并将相关结论应用到较为一般的二次系统中去。

The result is also applied to the more general secondary system .

基于调度大二次系统的智能化电网调度辅助决策的研究

Intelligent Dispatching Decision-making System Based on Integration of Power Dispatching Automation System

二次系统（Ⅰ）类方程的参数分支曲面

The parameter branch surface of equations of class (ⅰ) in 2-times systems

数字证书技术在电力二次系统中的实现及应用

Realization and Application of Certificate in Secondary Part Power System

县级电网二次系统时钟同步的实现方式

Implementation Method for Clock Synchronization of Secondary System in County Power Grid

具有四次代数曲线解的二次系统的拓扑结构

Topology of two systems which has four algebraic curve solution

在现代意义的变电站自动化系统出现以前，常规的二次系统是一种被动系统。

Conventional secondary systems are passive systems before the establishment of SAS .

常规变电站二次系统的自动化改造与设计

Automation Renovation and Design of Secondary System of Conventional Substations

变电站二次系统典型设计的编制及应用

Compilation and application of typical design for substation secondary system