输电导线,transmission line
1)transmission line输电导线
1.A robot which can automatically crawl along overhead high-voltagetransmission lines and span obstacles was presented.研制了一台沿架空高压输电导线自动爬行和跨越障碍物的机器人。
2.In recent years,the monitoring techniques on icing and galloping for overheadtransmission lines have been progressed actively.介绍导线覆冰舞动造成的危害、覆冰舞动的产生机理和监测方式以及导线覆冰舞动在线监测技术国内外的应用现状和发展趋势;重点介绍了光纤传感器在输电导线覆冰舞动监测技术应用中的优越性。
3.Ice accumulation ontransmission line could cause many serious accidents such as short circuit fault,disconnection fault and pole failure,etc.为了更好地开展输电导线覆冰及防冰研究工作,需研制输电导线覆冰模拟系统,故在分析了输电导线常见雨淞覆冰气候条件基础上优化设计了导线成冰小室、喷水装置及导线旋转系统等。
英文短句/例句
1.Stress Finite Element Analysis of Clamping Region of Overhead Transmission Line架空输电导线夹持区应力有限元分析
2.The Method for Measuring Initial Corona of Super High Voltage Transmission Line超高压输电导线起始电晕电压测量方法的探讨
3.Research Situation and Development of Online Monitoring Techniques for Icing and Galloping of Transmission Lines架空输电导线覆冰及舞动在线监测技术综述
4.The electric current passes along the wire.电流沿着导线输送。
5.On-line Monitoring System Design on Transmission Line Galloping输电线路导线舞动在线监测系统设计
6.Research on the Effect on Conductor Icing for the Height of the Transmission Lines;输电线路导线悬挂高度对导线覆冰影响的研究
7.Safety Evaluation of New Wires in High-pressure Transmission Lines高压输电线路新型导线安全评价研究
8.Conductor Schemes for ±800 kV UHVDC Transmission Line of Nuozhadu-Guangdong糯扎渡-广东±800kV直流输电线路导线选型
9.Analysis of Ampere Force in Three-phase Conducting Wires of Overhead Transmission Line架空输电线路三相导线间安培力分析
10.Research on Selecting Conductor Section of 1 000 kV Transmission Line1000 kV交流输电线路导线截面选择研究
11.Nonlinear dynamical response of high-voltage transmission lines based on cable dropping高压输电线路导线跌落非线性动响应分析(英文)
12.Effect of Rising the Transmission Line Height on the Windage Yaw;提高输电线路导线悬挂高度对风偏放电的影响
13.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
14.The Analysis and Research of EMC on Multiconductor Transmission Lines;多导体传输线电磁兼容的分析与研究
15.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
16.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
17.Cause Analysis on Overhead Transmission Line Galloping and its Prevention Measures架空输电线路导线舞动原因分析及防治措施
18.Research on Phase Conductors Layout Format of Multiloop Transmission Lines on the Same Tower同塔多回输电线路相导线布置形式研究
相关短句/例句
superconducting line超导输电线
3)power transmission tower-cable system输电塔-导线体系
1.Response ofpower transmission tower-cable system subjected to near-fault ground motions;近断层地震动作用下输电塔-导线体系反应分析
2.Based on the established model of thepower transmission tower-cable system,the seismic response of which is analyzed with time history method.基于所建立的输电塔-导线体系空间有限元模型,利用非线性时程分析法研究了体系在行波输入下纵向地震反应特性,并和一致地震动输入下的反应情况进行比较。
4)superconducting busbar超导电流传输线
1.Designs of thermal shield,superconducting busbar,current leads,valves and cooling pipes,and outer box of CTB are detailed described from reducing heat load point of view.本文从降低热负荷的角度对CTB内部冷屏、超导电流传输线、电流引线、阀及冷却管路、外部盒体的设计进行了详细阐述,为最终结构的确定提供了理论依据。
2.The cable body of thesuperconducting busbar conductor for ITER by the multistage twist of the superconductivity strand and the pure copper strand is quite soft.国际热核聚变实验堆(ITER)超导电流传输线导体的内部电缆体由超导股线和纯铜股线经多级绞缆后复合而成,相对柔软。
5)overhead transmission line架空输电导线
1.Study on performance of the resin matrix of fiber reinforced composites core inoverhead transmission line架空输电导线纤维增强复合芯用基体树脂的性能研究
2.The composition and working principles of a device of anti - oscillation with disturbing flow were introduced,which has installation of anti - oscillation for ice coating ofoverhead transmission line with pre .架空输电导线的覆冰舞动是一种低频、大振幅的自激振动,严重威胁着架空输电线路的安全。
3.Therefore,the wire in the clamping region is prone to be damaged because of aeolian vibration ofoverhead transmission lines.受架空输电导线拉力的影响,导线在夹持区易出现应力集中现象,在微风振动作用下,夹持区易产生疲劳断股破坏。
6)high-voltage transmission conductor高压输电导线
1.LGJ150/25high-voltage transmission conductor was tested on a conductor bending fatigue test system with an axial load of 30 MPa,a frequency of 10 Hz and a bending amplitude of 1 mm.在弯曲疲劳试验装置上对高压输电导线——LGJ150/25型钢芯铝绞线进行微动试验,轴向静载荷为30MPa,振动频率为10Hz,弯曲振幅为1mm。
延伸阅读
输电线路导线截面选择输电线路导线截面选择selection of conductor cross-section of transmission line但由于超高压输电线路导线的表面电场强度均控制在电晕临界电场强度的80%以上，接近于电晕临界电场强度，而新架设导线表面的局部污损又导致导线电晕临界电压降低，故运行初期和在雨天情况下仍难免出现电晕。相导线上产生电晕放电时，要伴随着产生连续重复性的电流脉冲，这些电流脉冲产生频率为0.15~100 MHz的振荡电磁波，致使在电晕导线上产生高频电磁辐射，从而在导线周围形成一高频电场，对无线电收音机和发射天线产生干扰。同时这种振荡电磁波还沿导线传播，干扰高频通道的正常工作.由电晕导线产生的无线电干扰电平L-20 19(EZ/E，)，dB。其中EZ为测点电场强度，拌V/m;E，为参考电场强度，拌V/m。工程上取E，一1拌V/m为基准，故L~20 lgEZ。若EZ~El~1拜V/m，则测点的无线电干扰电平为零。从高压、超高压架空输电线路下测得的无线电干扰电平L(dB)随频率f(MH:)的增大而减弱，其关系曲线称为频谱特性，如图2所示。由频谱特性看出，频率在0.15~1.0 MH:范围内的干扰电平最大;雨天的干扰电平是各种气候中最大的。另外，随着海拔高度的增大，相对空气密度减小，干扰电平也增大。
