This paper introduces a kind of Micro computer protective device for middle low voltage network buses from application point.
从应用的角度出发,介绍了一种适用于中低压网络母线的微机保护装置。
In order to meet the growing demand for electricity and transmit more high-quality power, power system need to build higher voltage network.
为了满足不断增长的用电需求,输送更多优质的电力,电力系统需要建设更高电压等级网络。
A new theoretical power loss simulation modal used in low-voltage network has been proposed and corresponding calculation method has been developed.
建立了适用于县级供电企业配电网及低压电网的理论线损计算模型,并且给出模型的计算方法。
A transformer station has also been erected at the same time as the power plant, which can feed the electricity into the local high-voltage network.
在建设发电站的同时还建立了一个变电站,这个变电站可以为本地高压电网输送电能。
A MicroGrid is a low voltage network with different micro generators (micro sources) and loads operating to supply electric power for the local area.
微网是一种可将各种小型分布式电源组合起来为当地负荷提供电能的低压电网。
From the point of PLC characteristic in low-voltage network and for the existed problems in the home control network, a new MAC layer protocol is proposed in this paper.
文中从分析低压电力线的特性入手,针对用其传输家庭控制网络数据所面临的困难和不足,提出了在低压电力线网络的运行中引入一种新型的MAC层协议的方案。
This paper introduces a kind of Micro computer protective device for middle low voltage network buses from application point. Practices show that it will have wide application foreground.
从应用的角度出发,介绍了一种适用于中低压网络母线的微机保护装置。实践证明它将具有广阔的应用前景。
This article explains main factors to influence power factor in electrical network, common methods of reactive compensation in low voltage network, and the benefits of reactive compensation.
文中分析了影响电网功率因数的主要因素、低压电网无功补偿的常用方法及无功补偿的效益。
Dozens of former employees and consultants are particularly upset at how State Grid boss, Liu Zhenya, has silenced internal debate to push through an ultra-high voltage transmission network.
许多前雇员和顾问对于国家电网总裁,刘政亚在推进超高压电路传输系统的内部讨论会上的沉默十分的忧虑。
The fuzzy logic-neural network is used to analyze the tendency of insulation parameter change of HV(High Voltage) electric equipment.
提出了利用模糊逻辑-神经网络分析高压电气设备绝缘参数变化趋势的方法。
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。
In this program the voltage and current of simultaneous faults or unbalanced power system are calculated by solving the simultaneous equations of multi-port network and of the fault boundary.
本程序应用多端口网络方程和故障端口边界方程联立求解的方法,计算电力系统各种多重故障及任意不对称运行的电压和电流。
The results showed that the sinusoidal output voltage at high Q and non-sinusoidal output voltage at low Q were obtained respectively when the parameters of the load network got various.
结果显示,当放大器的负载网络取不同参数值时,分别得到高q值的正弦输出电压和低q值的非正弦输出电压。
By analyzing its structure and working principle, it proves that the new circuit has little pollution to the network and has well characteristic of the output voltage.
通过简单分析该主电路的结构形式和工作原理,证明它是一种对电网污染少、整流输出电压特性好的焊接电源主电路形式。
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。
Pre summer that the all power network voltage is the rated voltage , we can find the voltage which the consumer acquired.
假设全网电压为额定电压,可以得到各用户端的实际电压值。
Voltage segment network constituted by electron switch of BTA and controlled by single chip microcomputer constitutes a new fast electronic regulator.
采用单片机控制双向可控硅作为电子开关所组成的电压分节网络,组成新颖快速的电子调压器;
A new method of distribution network configuration, improved minimum nodal voltage method, is presented.
介绍了一种配电网络重构的方法——改进最小节点电压法。
Case study shows that network loss is smaller and voltage is more balanced under this way.
算例结果显示,该方式较传统交流配电方式电压更均衡,网损更小。
A novel fault locating method for transmission network using synchronized voltage phasor is presented.
提出一种利用同步电压相量进行输电网络故障定位的新方法。
The surge load of Synchronous Radiation Fitting(SRF) power supply system may cause voltage fluctuation of distribution network.
同步辐射装置(SRF)供电系统的冲击负荷会引起配电网络电压波动。
So, the study on the Beijing network voltage stability means a lot in this case.
因此,在这样的背景下,研究北京电网的电压稳定性有十分重要的意义。
On the other hand, because of the fluctuating load, such as arc furnace and railway traction locomotive, the voltage of the network will frequently fluctuate and lead to voltage flash.
另一方面,现代配电网上用于冶炼的电弧炉和铁路牵引机车等波动性负荷,会使电网电压频繁波动,造成电压闪变。
Automatic voltage control of regional network, especially provincial network, is also a hotspot in the past few years.
而地区电网特别是省级电网的自动电压控制也是近年来研究的热点。
The expression of voltage transfer function of symmetrical ladder network and RC ladder network will finally be attained.
最后导出了对称梯形网络和RC梯形网络电压转递函数的表达式。
Slope and offset pots R5 and R2, together with the adjacent resistors, from a voltage scaling network providing the reference voltage at TP2.
调整斜率和偏移的电阻R5和R2及其邻近电阻共同组成一个电压测量网络来提供TP2上的参考电压。
In this paper, by theoretical analysis and numerical calculation, we design a high voltage pulse forming network, which can provide long duration voltage square wave for high power microwave sources.
通过理论分析和计算,设计一个高电压脉冲形成网络,用来得到高功率微波源需要的长脉冲电压方波。
The thesis researches a kind of transformer which regulates automatically to stabilize output voltage in distributing power network.
本课题研究的是一种具有自动稳定输出电压功能的配电变压器。
The thesis researches a kind of transformer which regulates automatically to stabilize output voltage in distributing power network.
本课题研究的是一种具有自动稳定输出电压功能的配电变压器。
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