Considering the characteristics of shunt reactors, this paper proposes an accurate fault location algorithm based on differential sequence component network, which only uses the currents at two terminals of a transmission line. 采用基于反序网的双端量算法进行故障测距,并根据并联电抗器的特点消除其影响。
Positioning Performance of a Novel Wide Area Differential Method and Optimized Distribution on Differential Network difference curve 广域差分新方法的定位性能与差分网优化布局温差[差分,减差,差异]曲线
The preliminary simulation for the fast differential algorithm based on network RTK proves its feasibility to the precise train positioning and navigation in real time. 最后,对网络RTK快速差分算法进行了仿真分析,其结果验证了该算法对实现列车实时精确定位导航的可行性。
Differential Protection of Distribution Network Based on Fault Signal Synchronization 基于故障信号同步的配网差动保护技术
The Preliminary Research Based on Differential Equation Model of Genetic Regulatory Network 基于微分方程模型的基因调控网络初步研究
Realization of optical fiber current differential protection in HUAWEI optic communication network 电流差动保护在华为光传输网中的实现方案
Improved Differential Evolution Neural Network and Its Application in Prediction of Coal and Gas Outburst 煤与瓦斯突出预测的改进差分进化神经网络模型研究
The differential equation of the network is solved by solving a simple one dimensional differential equation. 通过求解简单的一维微分方程求出了网络的解的解析表达式。
Against the difference of differential pressure control point and pipe network form, calculate and check the hydraulic stability. 针对水泵控制和温差平衡过程中压差恒定点设置的不同,并结合各种水系统形式,计算比较了各种情况下的水力稳定性。
At present some new theories and techniques adopted in differential protection, such as artificial neural network and discrimination method basing on the magnetic flux characteristic, still wait for further consummation. 目前采用的一些差动保护新理论和新技术,如人工神经网络法、磁通特性识别法等,在实际应用中有待进一步完善。
It should be mentioned that, by making some transformations, some planar differential systems arising form neural network models with two different delays can be written as system ( 1). 需要指出的是:通过作某些变换,一些来源于神经网络模型的含两个不同时滞的平面微分系统可转化成系统(1)的形式。
Machining of small ultra-deep holds in differential Positions An effective network for recovering special steel scrap is to be established. 异位特深小孔的加工回收特钢产品用户的加工废钢,有待建立有效网络体系。
Through the research of fractional calculus, it is found that FARIMA ( p, d, q) model is essentially a fractional differential, so network traffic control system is a fractional control system. 通过对分数阶微积分的研究,发现FARIMA(p,d,q)过程实际上是一个分数阶微分模型,因此网络拥塞控制系统是一个分数阶控制系统。
Research on Differential Infrared Optic-Fiber Network Sensor System for Monitoring Methane Concentration 差分红外型甲烷浓度光纤网络传感系统的研究
The Calculation of the First Order Differential Sensitivity for Network 网络一阶微分灵敏度的计算
A Method for Measuring Electron Energy Distribution in Gaseous Discharge& Second-Order Differential Network Method 气体放电中电子能量分布的一种测定方法&二阶微分网络法
This paper focuses on the modeling differential equations in a one-dimensional network of theta neurons. The problem is studied from two aspects: the physiological movement characteristics of neurons and the modeling differential equations. 本文主要研究一维theta神经元网络的微分方程模型,对该网络模型从神经元生理运动特点和微分方程本身入手进行研究。
New Accurate Fault Location Algorithm for Faults Between Two Lines of Double-Circuit Transmission Line Based on Differential Network 基于反序网的同杆双回线跨线故障准确测距原理
Application of bp-2 a busbar differential protection in Fujian Power Network BP&2A型微机母线保护装置在福建电网中的应用
Objective To explore a new differential equation to describe gene regulatory network. 目的寻求一种新的描述基因调控网络的微分方程模型。
It shows that, by cascading a differential coding network, the optimization of a linear code ( block or convolutional) in its Hamming distance is the same as in the Euclidean distance of its modulated sequences. 指出在插入一个简单差分编码网络后,线性码的优化问题在汉明距离与在欧氏距离上是一致的,从而解决了线性码编码的MSK调制问题。
In this paper, the differential equation of an artificial neural network model is solved by solving a simple one dimension differential equation. 通过对简单一维微分方程的求解,得出了一类人工神经网络模型的解解析表达式。
This paper adopts radial basis function, back propagation neural network and differential evolution back propagation network to establishes three different forecast models, establish a hybrid forecasting model based on least squares analysis, which takes the advantages of those three models. 利用BP神经网络、RBF神经网络和基于差分进化的BP网络,分别建立3个不同的预测模型。采用基于最小二乘准则,将取得的3个预测模型合成为一个复合模型HANNFM。
Theory to Save Water by Sectional Supply and Differential Pressure in Area Pipeline Network 区域给水管网分区分压供水节能的理论探讨
In this paper the authors combine the incomplete differential PID algorithm with the neural network that uses the BP network and neuron for neural network control. 神经网络与不完全微分的PID算法相结合应用于神经网络控制,其中神经网络使用的是BP网络和神经元。
Differential Gain Network Design by Piecewise-Linear Approach 用分段线性原理设计微分增益网络
With the development of the computing technology, solving the linear systems is obtained from many scientific research and engineering computation such as partial differential equations, linear programming, network analysis, the finite element analysis of the configuration and unconfiguration problem. 随着计算技术的发展,从偏微分方程、线性规划、网络分析、结构和非结构问题的有限元分析等领域中提出了求解大型稀疏线性方程组的问题。
There is no system impedance in differential network, with what a new one-end fault location algorithm is proposed based on distributed parameter model. 在线路分布参数模型下,利用解耦后反向序网中不存在系统阻抗的特征,提出了一种新型同杆双回线单端故障测距算法。
On the basis of coupler design, two kinds of sketch configuration of differential network are forwarded, and its each corresponding part design is elaborated. 完成耦合器设计后,设计了差合成网络的两种方案,针对每一种方案,详细给出了每个部件的设计结果。
Differential protection can remove the faults on the full line quickly, however, its synchronization is complex and expensive, which restrict the development of differential protection in distribution network. 差动保护可以实现故障线路零秒速断,且原理简单,不受电压互感器的影响,但由于其同步技术复杂、造价昂贵,限制了其在配网中的发展。