Losses in cable sheath and armor were moved into cable conductor by thermal circuit method. 利用热路的方法将电缆金属套损耗和铠装层损耗归算到电缆导体。
And optical fiber is made of insulating material, will not arise the problem of waveform distortion caused by the radiation of the charged cable sheath. 而且光纤是由绝缘体材料制成,不会出现同轴电缆因外皮带电引起辐射导致波形失真的问题。
Analysis on Cable Sheath Circulating Current and Imperfect Grounding 外护套环流及接地不良对电力电缆的影响分析
Investigation and Prevention Measures for Cracking of Elevated 33 kV Cable Sheath Used for Subway 地铁高架33kV电缆护套开裂原因分析及措施
Polynomial Interpolation Based on an Improved Sub-pixel Method of Thickness Measurement of Cable Sheath Material 基于改进的多项式插值亚像素法电缆护套材料厚度测量
The Insulation Inspection Method for Submarine Cable Sheath of Hainan Grid Interconnection Project 海南联网海底电缆护套绝缘监测方法
Modification of Polyethylene and Applied in the Cable Sheath 聚乙烯改性及其在缆索护套中的应用
Development and Application of Insulation Monitoring System of HV Cable Sheath 高压电缆护层绝缘监测系统的研制与应用
Application of reclaimed rubber in cable sheath rubber compound 再生胶在电缆橡皮护套胶料中的应用
Research into the application of bimodal PE in cable sheath 双峰聚乙烯护套料在电缆中的应用研究
Over-voltage Protection for Single-core Power Cable Sheath 单芯电力电缆护层过电压保护
Development of CR/ CPE blend compound for cable sheath 电缆护套用CR/CPE共混胶料的研制
Dynamic Study on Thermo Decomposition of Two Cable Sheath Materials and Comparison Between Them 两种聚乙烯电缆护套料的热分解动力学研究及比较
ADSS Cable Sheath Failure Analysis ( Part One) ADSS光缆护套故障分析(上)
Discussion on the grounding mode of cable sheath based on a power cable fault 从一起电缆故障谈超高压电缆金属护套的接地方式
Introducing a loading ratio and spacing coefficient of grouped power cables in parallel, a general formula in which the calculation of induced cable sheath voltage could be easily obtained that facilitates the designing work of cable circuits. 在多回路平行电缆的铅包感应电压计算中,引入负载比和距离系数,导出的通用算式,可以给电缆线路设计工作提供方便。
Application of aluminium hydroxide in flame-retardant tear resistant neoprene cable sheath 氢氧化铝在阻燃高抗撕氯丁护套中的应用
The aim of this paper was to find a good way to prepare exfoliated kaolin and develop the application of surface modified kaolin into PVC cable sheath. 本论文的研究目的就是要找到一种好的实验方法制备超细高岭土片层材料和研究高岭土表面有机改性的较佳工艺条件和它们在PVC塑料/电缆料中的应用。
The Research of Flame-Retardant and Oil-Resistant Cable Sheath of ACM/ CPE ACM/CPE阻燃耐油电缆护套料的研究
The key of developing CR/ CPE cable sheath compound are CR/ CPE ratio and the selection of curing system. CR/CPE用量比及硫化体系的选择是CR/CPE电缆护套胶料研制的关键。
The objective of the thesis's part 1 is developing the application of surface treated kaolin as modifier into PVC cable sheath. 本报告的第一部分的研究目的是研究煅烧高岭土和漂白高岭土表面有机改性的较佳工艺条件和它们在PVC塑料/电缆料中的应用。
On the Actual Shielding Factor of the Cable Sheath in Two-Cable Systems 双缆制对称电缆的实际屏蔽系数
The paper describes the principle of the track resistance, through the comparison of different materials, and selects the excellent track resistant material for ADSS optical cable sheath. 描述了ADSS光缆护套料耐电痕性的原理,通过几种不同耐电痕护套料的物理、工艺及耐电痕性能的比较与研究,选择出了性能优良的ADSS光缆用耐电痕护套料。
In this paper a plain expression of a line impedance matrix and phase sequence impedance matrix is presented to express the two ends earthing transmission cable system with the intersect connection of cable sheath but non transposition of the cable core. 文章给出了电缆线芯不换位、金属护套交叉互联两端接地系统的线路阻抗矩阵、相序阻抗矩阵的直观表达式;
Development of low density PVC composition for cable sheath 低密度PVC电缆护套料的研制开发
A novel material& polyethylene/ montmorillonite ( PE/ MMT) nanocomposite for optical cable sheath was presented. 报道了一种新型光缆护套料&聚乙烯/蒙脱土(PE/MMT)纳米复合材料。
The contact resistance between the cable sheath and earth is also disettssed. 文中讨论了缆皮与大地间的接触电阻。
The principle is that the compensation package in the power cable on the device, when the current through the cable when the compensation device above the induced electromotive force, cable sheath voltage drops due to the role of EMF generated offset. 其原理是将该补偿装置套装于电力电缆上,当有电流通过在电缆上时候,补偿装置上面产生感应电动势,电缆护层电压由于感应电势的作用产生抵消。
Compensation inductor simulation show that the induced voltage in the cable sheath to some extent reduced, thereby reducing the protection layer circulation, that reduce cable loss. 补偿电感的模拟计算表明,电缆护层的感应电压在一定程度上减小了,从而减小护层环流,也就是说减小电缆损耗。
At the same time, online monitoring of cable sheath insulation and main insulation could be considered in order to supervise the cable insulation more comprehensively. 同时为了能对电缆绝缘进行更为全面的监测,可以考虑结合电缆护套绝缘和主绝缘的在线监测方案。