The self-reinforcing network effects of iOS and Android application platforms are much stronger than Nokia’s scale and distribution power.
iOS与Andriod应用平台的自我强化网络效应比Nokia的规模与分销能力更强大。
The solution pumps hot water from a power plant through underground pipes to heat exchangers which heat up water in the secondary distribution network and feed it into consumer radiator systems.
该解决方案把热水从发电厂抽上来,通过地下管道至热交换器,热交换器在二级分配网络上将水加热,然后将它流入用户的散热器系统。
This paper researches in urban power network planning. It includes the load forecasting of urban power network, the site of the power stations, the transmission and distribution network planning.
本论文主要研究城市电网规划方案,包括城市电网的负荷预测、变电站所址的规划、输电网架及其配电网的规划。
Distribution network is an important section which connects the customers and the power supplier.
配电网是电力系统中联系电源与用户的一个重要环节。
Distribution network locates at the end of power system. Due to its direct connection with users, the quality and ability of power is guaranteed by it.
配电网位于电力系统的末端,直接与用户相连,整个电力系统对用户的供电能力和供电质量最终都必须通过它来实现和保障。
The key to power distribution system is to ignore transient process in this sub-system and to draw the network equivalent circuit diagram, therefore its node voltage equation is algebraic equation.
配电子系统的建模关键是忽略其内部的暂态过程并作出了网络的等值电路图,因而依此建立的节点电压方程为代数方程。
An algorithm of branch interchange for realizing of power distribution network optimum reconfiguration is given in this paper, which takes the safety restrain and practical restrain into account.
针对配电网络结构和运行特点,提出一种计及安全约束和实际运行约束的支路互换算法,以实现网络优化重构。
The statistics of electric power company show that more than 80% letting off customer is leaded by distribution network fault.
电力部门的统计资料表明,约80%以上的用户停电是由于配电网的故障造成的。
Distribution transformer is important electric power equipment in the distribution network, whose operation data is important in electric power system automation.
配电变压器是配电网络中的重要电力设备,其运行数据是配电网络的基础和重要的数据。
This paper is focused on a shunt active filter based on detection of harmonic voltage to attenuate harmonic propagation in a power distribution network and its installation site selection.
本文着重论述了基于电压检测的并联型有源滤波器在放射状配电网谐波抑制中的应用及其安装点的选择。
The calculation of theoretical network loss is of special important significance for the planning and operation of power distribution network.
配电网的理论网损计算对配电网的规划和运行具有特别重要的意义。
Simulation results showed that the comprehensive load model considering the distribution network with the power system of comprehensive load model using the ultimate closer to the transmission power.
仿真计算结果表明,采用考虑配电网络综合负荷模型与电力系统当前采用的综合负荷模型的传输功率极限比较接近。
The paper introduces technical system, network topology, route protocol, distribution and network performance in designing electric power dispatch data network.
对电力调度数据网设计组网中的网络技术体制、网络拓扑结构、路由协议和分区、网络设计指标等问题进行探讨。
A simple and practical method to evaluate the power supply capability of distribution network is proposed.
提出一种简捷实用的配电系统供电能力计算方法。
Distribution network is a kind of electric power network which has the closest relationship with power customers. Its reliability affects directly many aspects of People's Daily life.
配电网络是联结用户最紧密的电力网络,其可靠性直接关系到用户的生产和生活。
The hybrid time-frequency method was modified to analyze the simultaneous switching noise in power distribution network.
对时频域混合方法加以改进用于分析电源分配网络同步开关噪声。
This paper deals with city power distribution network structure and protection configuration matched to it. Moreover, it discusses the methods and basic functions of power distribution automation.
探讨了合理的城市配电网网络结构及与其匹配的保护配置方案,并在此基础上探讨了配电网自动化实现的手段及其基本功能。
It is proved that the degree distribution of the network obeys power-law form with the exponent-3, and the mean connected degree is given value.
通过速率方程证明了该网络是节点度分布符合幂律分布的无标度网络,其幂指数为- 3,且平均连接度为给定值。
The running mode of neutral point of distribution network influences on security, economy and reliability of power system.
中性点运行方式关系到电力系统运行的安全性、经济性和可靠性。
Based on analysis of data from a domestic Internet forum, it is found that the degree distribution of this network is a power law distribution and has the scale-free characteristic.
本文通过对我国某网络论坛数据进行分析处理,发现该网络的度分布为幂律分布,有明显的无标度特征。
The fault section judgement matrix of power distribution network in fault is presented.
论述了一种馈线网络故障时的故障区段判断矩阵。
From the viewpoint of propagation of transient voltage and current in distribution network, the transfer characteristics of two-way power frequency signals in distribution network are analyzed.
从暂态电压和电流在配电网中传播的角度,分析了双向工频通信信号在配电网中的传输特性。
Take the example of Luochuan Agricultural electric power distribution network planning, described the procedure of agricultural electric power distribution network plan and the problems to be solved.
本文以洛川农电配网规划为例,阐述了农电配网规划的方法步骤及规划中应考虑和解决的问题。
The operation of unbalanced three-phase loads of distribution network will increase power loss.
配电网三相负荷不平衡运行将增加配电网的电能损耗。
Moreover, the optimal coordination of distribution network can greatly decrease network loss, improve power quality and increase the economy and safety of power supply.
另外,对配电网络进行综合优化,能大幅度地降低网损,改善电压质量,提高供电的经济性和安全性。
The whole system has high integration, can meet the industry low voltage power distribution monitoring system's requirements in decentralization, network and intelligentization.
整个系统集成度高,能满足工业低压配电监控系统分散化、网络化、智能化的要求。
The reasonable network configuration, reliable power-facilities and distribution automation are key measures to improve the reliability of power supply.
合理的网络结构、可靠的配电设备和配电自动化的实施是提高供电可靠性的主要措施。
Only by reforming city power network and realizing distribution automation step by step, the improvement of the quality and reliability of supplying power could become true.
只有进行城市电网改造,逐步实现配电自动化,才有可能提高我国的供电质量和供电可靠性水平。
Reactive power supply programming in distribution network can improve voltage and decrease power loss, it is important for the running of systems more safe and economical.
配电网无功电源规划能够有效地改善电压水平、降低网损,对系统安全经济运行具有重要意义。
In light of the actualities of rural power distribution network, this paper describes the necessity and the best means of low voltage reactive power compensation for rural distribution network.
针对农村配电网的具体状况,说明对农村配电网进行低压无功补偿的必要性及其重要意义,并提出了农村配电网无功补偿的最佳方法。
应用推荐