分析更普遍适用的同塔四回输电线模型,对其相模变换方法进行计算分析。
A more generally applicable model of FPL and its PMT are also discussed.
将该模型用于高压输电线系统和配电网故障诊断,并作容错性能的评估。
The proposed model is used for fault diagnosis of power transmission and distribution systems, and the FTP is assessed in the paper.
以新疆地区某高压输电线冻土桩基础受力分析为背景,在人工冻结条件下,进行了单桩的室内抗拔模型试验。
Aimed at the pile foundation in frozen soil of a high voltage transmission line project in Xinjiang Region, a laboratory tensile model test is carried out under artificial frozen condition.
应用改进的电气几何模型分析了输电线路杆塔结构、避雷线和导线的布置、雷电流的幅值、地面倾角对绕击率的影响。
With such model the effect of tower structure, lightning current amplitude, angle of the lightning incidence, as well as the ground angle on the shielding failure rate are analyzed.
该模型将输电线路的运行状态划分为四种状态,给出了每种平稳状态的状态概率、状态频率和状态持续时间的计算方法。
In this model, running state of transmission line is divided into four states, and calculation method of state probability, state frequency and state duration in balanced state are given.
为消除特高压输电线路中分布电容对负序方向纵联保护的影响,文章提出一种基于贝瑞隆模型的精确补偿算法。
To eliminate the influence of distributed capacitance on negative sequence directional pilot protection, the authors propose a Bergeron model based accurate compensation algorithm.
提出了一种输电线路检修计划模型。
A model for transmission lines maintenance scheduling is presented.
使用击距描述的电气几何模型广泛用于输电线路的雷电绕击分析。
The electrogeometric model (EGM) described with striking distance has been widely used in the shielding failure analysis of transmission line.
基于高压输电线路的分布参数模型,使用线路两端电压、电流的正序和负序分量,对高压输电线路两点异相故障提出了一种新的测距算法。
Based on the distributed parameter model for transmission line, a new fault location method for short circuit fault of two points on different phases of the power transmission line is presented.
基于输电线路的相分量模型,提出了利用相分量法对同杆并架线路上的跨线故障进行计算的方法。
Based on phase component model of transmission line, a method to calculate inter-line fault occurred in parallel circuits on same tower is proposed by use of phase component method.
本文从业务模型分析、功能模块分析、系统结构和功能设计等方面,提出了输电线路管理信息系统的开发设计思想和方法。
This paper introduce the management information system design from the business model analyzing, function mold piece analyzing, system construction designing, system function designing, etc.
按照空气动力弹性相似准则,设计制作了某高压输电线路终端塔全塔气动弹性模型,并按响应相似原则模拟了柔性输电导线;
An aeroelastic model for a UHV power transmission tower and its conductors was designed according to the law of similarity and tested in an atmospheric boundary layer wind tunnel.
该模型的特点在于能够有效处理围绕定值输电线路存在并行流的问题,使定值精度有所改进,在此领域取得一定进展。
The model is able to effectively deal with the parallel flow problems around the transmission line, bring improvement in accuracy and some progress in this area.
其次,在电网状态估计基础上,建立针对任一输电线路载荷定值的在线估计等值模型和相应算法。
Secondly, based on state estimation in power system, establish equivalent model and the corresponding line estimation algorithm for any given transmission which need to be analysis.
本文提出一种接触网导线工厂化超拉的工作模型,可以作为现场超拉工作模型的替代方案,应用在接触网工程等架空输电线路的施工中。
Proposes a working model of OCS wire overloading in factory, which may be applied in the construction of overhead electric line instead of the working model in field.
根据船舶电力系统的特点,将船舶电力系统的故障诊断模型定为输电线路优先诊断的层次诊断模型。
Combining the features of the ship power electric system, the article puts forward that the line should be diagnosed first.
为了超高压输电线路防雷计算的需要,建立了新的杆塔模型,即多波阻抗模型。
In order to make calculation of the lightning protection on ultra high voltage (UHV) line, a new tower model, namely multi-wave impedance model was constructed.
建立一个大跨越钢管混凝土输电线路的单塔和塔线体系有限元模型,对这两种模型进行地震响应分析。
FEM models of a single concrete filled steel-tube tower and a long-span transmission tower-line system were established to analyze the seismic responses.
提出了输电线路暂态载流量的计算模型和评估方法。
In the paper, the calculation model and assessment method for transmission line transient capacity are proposed.
提出了输电线路暂态载流量的计算模型和评估方法。
In the paper, the calculation model and assessment method for transmission line transient capacity are proposed.
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