In its different developing stage, the operation mode of electromagnetic loop network and voltage-grading& district-dividing appear respectively. 电力系统动态发展,规模逐渐扩大,在发展的不同阶段,电网分别出现了电磁环网和分层分区运行方式。
Over Unicom's backbone network, original SDH loop network architecture already fails to meet present capacity requirement, which must be transformed into ASON, especially for the central-east regions. 在联通的干线网上,原有的SDH环网结构已经不能满足当前的容量要求,必须改造成ASON网络,特别是中东部地区。
In this paper the research actuality of closed loop network control system is systematically surveyed. 系统地介绍了目前闭环网络控制系统的研究现状。
The adoption of multiple standby computers, Ethernet loop network, fiber-optic transmission enhances. 系统采用多机备用、以太环形网络、光纤传输等技术来提高可靠性。
Research on Breaking up the Electromagnetic Loop Network in Gansu 330 kV/ 220 kV Electric Power System 甘肃330kV、220kV电网电磁环网解环研究
To avoid electromagnetic loop network radically, put the factor of electromagnetic loop network into network planning. 将电磁环网因素引入到供电网规划当中,目的是避免电磁环网的出现。
An Experimental Distributed Control Loop Network 分布控制实验环网的设计与实现
Different loop network scheme, network structure and subsection devices has different FA project. 馈线自动化针对不同的环网方案、不同的网架结构、不同的分段设备有不同的方案。
High-speed Transmission Loop Network ( first phase) WDM and SDH System Project 高速传输环网(一期)WDM和SDH系统工程
Research and Implementation of Emulation Environment of Fibre Channel Loop Network 光纤通道环形网络仿真环境的研究与实现
Study on Optimisation of Local Double Loop Network 局部双环网络最优化问题的研究
Research on Markov Delay Characteristic-Based Closed Loop Network Control System 基于Markov延迟特性的闭环网络控制系统研究
Using the C# language, Visual Studio development flatform, developed a graphic heat supply network hydraulic power emulation calculation software for both branch network and loop network. 运用C编程语言,VISUALSTUDIO为开发平台,开发了一个枝状管网和环状管网通用的图形化供热管网水力仿真计算软件。
A new topology optimization method of double loop network 一种新的双环网络拓扑优化方法
The thesis study the characteristic of the electromagnetic loop network, and discuss it deeply. 论文在总结研究了电磁环网特点的基础上,深化了电磁环网问题的讨论;
A scheme of distributed file system, the revision of the UNIX file system, is proposed for a loop network. 本文针对环形网提出了一个分布式文件系统的方案。
In order to gather the warning data of NMS ( network management system) of ZTE transmission loop network, the paper analyses the communication protocol and the data format of NMS of ZTE transmission loop network, and introduces the designment and the implementation of the Protocol Converters. 为实现采集中兴传输环的告警数据,分析了中兴传输环网管系统的通信协议与数据格式,介绍了相应协议转换器的设计与实现方法。
Design of Closed Loop Network Control System Based on H_ ∞ and μ-synthesis 基于H∞和μ综合的闭环网络控制系统的设计
This paper compares Ethernet and token loop network, and explains the superiority of Ethernet at the same time. 本文首先比较了以太网与令牌环网,同时阐述了以太网的优越性。
The article introduces a simple method for calculating peak pressure of loop network. 介绍了一种简便的环状管网调峰压力计算方法。
It takes two kinds of loop network connection modes into account, suitable to multi-loop networks. 考虑了两种不同类型的环网接线方式,并且易于多馈线网络。
Design and Calculation of Earthing Device for Loop Network at Urban Underground Substation 城市地下变电所环网接地装置的设计和计算
Mode of power supply in loop network and its intellectualized control system based on non communication 基于无通信的环网供电模式及其智能化控制系统
Calculation and analysis about transmission time delay of SDH self-healing loop network SDH光纤自愈环网传输延时的计算与分析
Finally, expounds the technique criterion of the automation terminals disposed in distribution automation system center, transformer substations, switching stations, loop network units and pole-mounted switches. 对配调中心、变电站、开闭所、环网柜、柱上开关配置的自动化终端工作原理、技术指标进行了论述。
This paper analyzes the limitation of the electromagnetic loop network. 分析电磁环网的弊端;
Great loss has happened frequently resulting from the problems of electromagnetic loop network. So open-loop of electromagnetic loop network has been the significant problem in electric power network. 由于电磁环网问题产生的事故屡次发生,并给国家和社会造成了重大的经济损失,因此电磁环网的开环已经成为供电网络中急需解决的重大问题。
Then, a practical evaluation system of unlocking of electromagnetic loop network for the specific characteristics of high voltage power grid is proposed which is according to screening methods and indicators to establish the principles of evaluation system in comprehensive evaluating process. 接着,本文根据综合评价过程中指标的筛选办法和评价体系建立的原则,针对高压电网的具体特点,为电磁环网解环方案的评价系统提出了一个实用的指标评价体系。
Finally, a ship with 3 Power stations loop network system as an experimental system was used to verify the correctness of this method and software effectiveness. 最后,利用某船3电站环形电力网络系统作为实验系统,验证了此方法的正确性和软件的有效性。