Results 41 to 50 of about 263,911 (154)

Research of temperature destruction effect on cables insulation operation life [PDF]

Омский научный вестник, 2019
Technological interruptions reduce in power supply companies is an important problem of electrical power engineering. The service life of power cables is one of the parameters that significantly affects the occurrence of breakdowns in cable insulation.
V. N. Pugach, D. A. Polyakov, K. I. Nikitin, N. A. Tereshchenko, I. V. Komarov   +4 more
doaj   +1 more source

Analysis of harmonics in subsea power transmission cables used in VSC-HVDC transmission systems operating under steady-state conditions [PDF]

, 2007
Subsea power cables are a critical component of a voltage-source converter-high-voltage direct current (VSC-HVDC) transmission system in any offshore electrical power scheme.
Bucknall, R.W.G., Chien, C.H.
core  

Effective parameters of dielectric absorption of polymeric insulation with semiconductor coatings of power high voltage cables

Electrical engineering & Electromechanics, 2022
Introduction. The presence of semiconductor shields leads to additional dielectric losses compared to polymer insulation without shields. Losses in cables in the presence of semiconductor coatings depend on the dielectric permittivity and resistivity of ...
G. V. Bezprozvannych, M. V. Grynyshyna
doaj   +1 more source

3D Simulation of Partial Discharge in High Voltage Power Networks [PDF]

, 2019
Open accessPartial discharge (PD) events arise inside power cables due to defects of cable’s insulation material, characterized by a lower electrical breakdown strength than the surrounding dielectric material.
Duffy, A. P., Ragusa, Antonella, Sasse, Hugh G.   +2 more
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Investigation of AC Loss in HTS Cross-Conductor Cables for Electrical Power Transmission

, 2018
This paper presents the alternating current (AC) loss analysis on high-temperature superconductor (HTS) Cross-Conductor (CroCo) cables, in order to evaluate whether they could be utilized for electrical power transmission.
Coombs, T. A., Grilli, Francesco, Shen, Boyang   +2 more
core   +1 more source

Review of recent research towards power cable life cycle management [PDF]

, 2017
Power cables are integral to modern urban power transmission and distribution systems. For power cable asset managers worldwide, a major challenge is how to manage effectively the expensive and vast network of cables, many of which are approaching, or ...
Dong, Xiang, Yi, Huajie, Zhou, Chengke
core   +1 more source

BOTDR Monitoring of Tensile State in Three-Core Fiber-Optic Composite Submarine Cables with a Three-Layer Mechanical Structure and Dual-Threshold Sensing Model

Journal of Marine Science and Engineering
Submarine cables are critical components for power transmission in offshore wind farms, making their condition monitoring paramount for ensuring operational reliability.
Manting Guo, Yanpeng Hao, Yashuang Zheng, Busheng Chen, Xin Yu, Licheng Li   +5 more
doaj   +1 more source

Unshielded Cable modeling for Conducted Emissions Issues in Electrical Power Drive Systems [PDF]

, 2017
In power electronics applications, high frequency models for cables are necessary to understand EMI issues in pulsewidth modulation drives. This paper shows the approach developed at the French Institute of Technology (IRT) Saint-Exupery, in order to ...
Carayon, Jean-Pierre, Cougo, Bernardo, Dos Santos, Victor, Revol, Bertrand, Roux, Nicolas, Sareni, Bruno   +5 more
core   +1 more source

On-Line Insulation Monitoring Method of Substation Power Cable Based on Distributed Current Principal Component Analysis

Energies
Monitoring the insulation condition of power cables is essential for ensuring the safe and stable operation of the substation power supply system. Leakage current is an important indicator of insulation performance of power cables.
Haobo Yang, Jingang Wang, Pengcheng Zhao, Chuanxiang Yu, Hongkang You, Jinyao Dou   +5 more
doaj   +1 more source

Optimized Design of ±5 kV, 1 kA Rectangular Power Cable for a Low Pressure of 18.8 kPa for Envisioned All-Electric Wide-Body Aircraft

IEEE Access
Power cables, one of the key components of electric power systems (EPS) in future wide-body all-electric aircraft (AEA), have a lot of room for improvement in achieving low system mass leading to high power density designs.
Anoy Saha, Mona Ghassemi
doaj   +1 more source