Reasonably arranging spacers of bundle conductors to combat galloping;
合理布置分裂导线的间隔棒以减小舞动
Galloping Computation and Analysis for Long Multi-span Bundle Conductors of Power Transmission Lines;
大跨越高压输电线路分裂导线覆冰舞动的研究
The relation between geometric parameters of bundle conductor for UHVAC transmission line and the maximum power frequency electric field gradient on ground as well as the characteristic of the maximum power frequency electric field gradient on ground are studied; and the minimum heights of conductors above the ground and the widths of corridors for two basic conductor arrangements are given.
研究特高压输电线路几何参数与地面最大工频电场强度的关系和地面最大工频电场强度的特点,给出2种基本分裂导线排列方式的导线最小对地高度和走廊宽度。
Since large section and split conductor with big ratio of aluminum and steel is adopted in new power transmission lines in China, the conductor wave is easy to produce.
由于我国新建输电线路多采用铝钢比大的大截面导线和分裂导线形式,因而易引起导线在展放过程中起灯笼和舞动。
Sarma method was improved by introducing bundled conductors and then used to calculate the electric field intensity generated by unipolar high voltage direct current(HVDC) transmission lines,and the influences of configuration parameters were also analyzed.
通过改进Sarma计算方法和引入分裂导线的作用,运用解析法计算了高压直流输电线路的电场强度,并分析了线路几何参数的影响。
A new finite element with two nodes and eight degrees of freedom is developed for simulating three dimensional free vibrations of bundled conductors.
提出了大跨越分裂导线的一种新型三维有限元模型,它可以直接处理安装防振锤的子导线。
Comparing the caculation errors among 3 caculation methods for the surface electic filed, this paper applies charge simulation method to caculate the surface electric field along ±800 kV DC transmission lines with bundled conductors.
比较了马克特-门格尔法、模拟电荷法和逐步镜像法等3种计算导线表面场强方法的计算误差,应用模拟电荷法计算了±800kV直流输电线路分裂导线表面电场强度。
Calculation and characteristic analysis of surface voltage gradient for UHV transmission conductor bundle;
特高压输电线路分裂导线表面电位梯度的计算及其特性分析
Effects of structure parameters (such as the number of conductors in a bundle, cross-section of sub-conductor, conductor splitting spacing, conductor bundle height and pole spacing) of ±800kV DC transmission lines on the total electric field, the ion current density, the audible noise and t.
分裂导线选择是发展特高压直流输电工程的关键技术之一,对±800kV直流输电线路的设计、保护环境和控制工程投资至关重要。
Aiming at the vibration phenomenon of split conductors in high-voltage overhead transmission lines,synthesizing the domestic and international research and experimental analysis,this paper expatiates the main vibration types,reasons and dangers of the split conductors,and puts forward the corresponding countermeasures.
针对架空超高压输电线路多分裂导线的振动现象,综合国内外的研究和实验分析,阐述了多分裂导线的主要振动类型、产生原因及危害,并提出了相应的防治措施。
Dynamic analysis on stress of overhead bundle conductor
220kV架空分裂导线的应力动态分析
Conductor Tension Stringing Construction Technology of Eight-Bundle for 1000 kV EHV Transmission Line
1000kV特高压线路八分裂导线张力放线施工技术
Numerical Simulation Method for Galloping of Iced Bundle Conductor
覆冰分裂导线舞动数值模拟方法研究
Galloping Computation and Analysis for Long Multi-span Bundle Conductors of Power Transmission Lines;
大跨越高压输电线路分裂导线覆冰舞动的研究
Research on Subspan Oscillation of Multi-conductor Bundles on Transmission Lines;
输电线路多分裂导线次档距振荡的研究
Calculation of Surface Electric Field along ±800kV DC Transmission Lines with Bundled Conductors
±800kV直流输电线路分裂导线表面电场强度计算
Cause analysis for 220kV vertical arrangement twin bundled lines adhesion and countermeasures
220kV垂直双分裂导线粘连原因及整改措施
Numerical method for galloping of icing twin bundle conductors
一种模拟覆冰双分裂导线舞动的数值方法
Key Technology for Erection of 1000kV Transmission Line by Parallel Synchronous Traction of 8-Bundled Conductors Divided Into Two Groups
特高压11标段8分裂导线并行分组同步牵引架线施工关键技术
Numerical Simulation of Leader Inception on the Surface of UHV Bundle Conductors Under Lightning Background
雷电背景下特高压分裂导线表面先导起始的数值仿真
Standardized Arrangement of Tugging and Taking-up Site for Simultaneous and Synchronous Stringing of 8-Bundled Conductor for 1 000 kV AC Transmission Line
1000kV交流输电线路8分裂导线并列同步牵引牵张场规范化布置
Wind Tunnel and Aerodynamic Characteristics Tests for Ice-Covering of Transmission Line Adopting 8-Bundled Conductor
八分裂输电导线结冰风洞及气动力特性试验
Transient response of high voltage transmission lines with self-supporting double-loop steel towers in the case of cable rupture
自立式双回路铁塔送电线路导线断裂后的结构动响应分析
Effect of mitochondrial fusion and fission genes on cervical carcinoma Hela cells injury induced by oxydative stress
线粒体分裂融合基因在氧化应激诱导宫颈癌Hela细胞损伤中的作用
Error analysis of admittance of radiating slot in planar slotted-waveguide array antennas with Monte Carlo method
Monte Carlo法在平板裂缝天线辐射缝导纳误差分析中的应用
An agent that induces mitosis.
有丝分裂素一种诱导有丝分裂的物质
(2) to split China's anti-Japanese front;
(二)分裂中国的抗日阵线;
Resarch on crack preventing on-line in 40GrNiMo specimen with edge crack and its microstructure analysis
40GrNiMo试件单边裂纹在线止裂及组织分析
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