Results 71 to 80 of about 139,328 (210)

Study on Electrical Properties of Silicone Rubber Insulation for Cable Accessories Under Mechanical Stretching

open access: yesHigh Voltage, Volume 11, Issue 1, Page 201-209, February 2026.
ABSTRACT Silicone rubber (SR) is extensively used as insulation for cable accessories, directly affecting their design and operation. The distinctive feature of cable accessory insulation, operating under mechanical stretching, has not received sufficient attention in relevant standards and research.
Hao Hu   +4 more
wiley   +1 more source

Experimental Study on Rejuvenation of Aged Power Cables via Simulation Operation

open access: yesEnergies
Thermal effects play a crucial role in the evolution of insulation performance in power cables during long-term operation. Before the experiments, crosslinked polyethylene (XLPE) sheets and cables were thermally aged at 105 °C for up to 180 days.
Yue Xie   +3 more
doaj   +1 more source

Radiation‐Induced Degradation in Polymeric Materials: Alterations in Physical–Chemical Properties and Their Effects on Electrical Performance of Insulation Systems

open access: yesHigh Voltage, Volume 11, Issue 1, Page 150-169, February 2026.
ABSTRACT This paper investigates the effects of radiation on polymeric materials used as insulation systems in electrical equipment such as cables for nuclear and particle accelerator applications. After a detailed description of the physics of radiation‐induced damage in the polymeric matrix, a comprehensive analysis of the physical–chemical and ...
Simone Vincenzo Suraci, Davide Fabiani
wiley   +1 more source

Space charge accumulation under the effects of temperature gradient on solid dielectric DC cable

open access: yes, 2009
It is well known that existence and accumulation of space charge within the insulating material poses threat to the reliability in the operation of dc power cables. When the cables are loaded under high voltage direct current (HVDC), temperature gradient
Choo, Wilson   +2 more
core   +1 more source

Partial Discharge Assessment of XLPE Cable

open access: yesInternational Journal of Engineering and Advanced Technology, 2019
Rapid growth in power system has created the opportunity in the field of materials to ensure reliable operation of various equipments throughout their operating life span. Due to the cumulative effects of mechanical, chemical and electrical stresses caused by the partial discharge (PD), insulation gradually degrades.
openaire   +1 more source

Failure Analysis of Field-Aged XLPE Cable Insulation: Experimental Characterization and Machine Learning-Based Condition Classification

open access: yesIEEE Access
The degradation of cross-linked polyethylene (XLPE) insulation adversely affects the reliability and service life of power cables, potentially leading to insulation failure and power system instability.
Waleed M. Hamanah   +2 more
doaj   +1 more source

An improved optically based PD detection system for continuous on-line monitoring of HV cables [PDF]

open access: yes, 2005
An optically-based remote sensing technique using a laser source, polarization scrambler, standard single mode fibers, fiber polarizer, electro-optic (EO) modulator and optical receiver, for continuous on-line monitoring of partial discharges (PD) in ...
Tian, Y.   +5 more
core   +1 more source

Effect of AC Ageing on Space Charge Evolution in XLPE

open access: yes, 2004
This paper reports on space charge dynamics in XLPE samples, which have been pre-stressed under ac electric stress, when subjected to 30kVdc/mm dc electric stress for 24 hours.
Tanaka, Y   +4 more
core   +1 more source

Hawaii Deep Water Cable Program, phase II : cable catenary study [PDF]

open access: yes, 1986
The "catenary" study for the Hawaii Deep Water cable (HDWC) Program is applicable to the environmental conditions that cable No. 116 will experience at the bottom of the Alenuihaha Channel.
Pirelli Cable Corporation and Societa Cavi Pirelli
core   +2 more sources

Structural Changes and Very-Low-Frequency Nonlinear Dielectric Response of XLPE Cable Insulation under Thermal Aging. [PDF]

open access: yesMaterials (Basel), 2023
Wang C   +8 more
europepmc   +1 more source

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