Results 71 to 80 of about 11,897 (208)

Dielectric Loss Suppression of Polyethylene Cable Insulation by Motion Restriction of Ultralow‐Content Grafted Maleic Anhydride

open access: yesHigh Voltage, EarlyView.
ABSTRACT Maleic anhydride (MAH) grafting modification is an effective approach to enhance the insulating performance of polyethylene (PE) cable insulations. However, the high polarity of MAH often causes considerable dielectric loss, making it unsuitable for AC systems.
Shixun Hu   +12 more
wiley   +1 more source

THE EFFICACY OF THE CABLES OF 6–110 KW WITH XLPE INSULATION. Part 2

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2017
The assessment of the suitability of cables of 6–110 kW with XLPE insulation in comparison with cables of the same voltage but possessing paper-oil insulation has been fulfilled on the basis of the method of multi-objective optimization that makes it ...
M. A. Korotkevich   +2 more
doaj   +1 more source

Recent update on crosslinked polyethylene in total hip arthroplasty

open access: yesSICOT-J, 2020
More than two decades after their clinical introduction, crosslinked polyethylenes (XLPE) have been widely adopted. Though concerns were initially raised regarding oxidation and brittleness, on a large scale, the first generation of XLPE continues to be ...
Langlois Jean, Hamadouche Moussa
doaj   +1 more source

FTIR characterization of aged XLPE

open access: yesPolymer Testing, 2006
The effects on macromolecular structure brought about by accelerated ageing in linear and crosslinked polyethylenes were detected and quantitatively monitored by using the ATR-FTIR technique. The thermo-processing conditions used in the preparation of samples with various crosslinking levels lead to the formation of by products such as acetophenone and
J.V. Gulmine, L. Akcelrud
openaire   +1 more source

Combustion Performance of Silicone Rubber Polymer Insulation Material Under Damp‐Heat Ageing Conditions: Molecular Insights Into the Effects of Structural Changes on Macroscopic Properties

open access: yesHigh Voltage, EarlyView.
ABSTRACT Silicone rubber (SR), an organic silicon polymer material, is known for its excellent heat resistance and mechanical properties. It is widely used in composite insulators and cable accessory materials. However, the ageing caused by humidity and heat significantly impacts its performance, an issue that cannot be ignored. This paper investigates
Wenyu Ye   +6 more
wiley   +1 more source

The Effect of Antioxidant and Graphite Nanoplatelet on DC Breakdown and Space Charge of Cross-linked Polyethylene

open access: yesJournal of Harbin University of Science and Technology, 2018
To study the effect of antioxidant and graphite nanoplatelets ( GNPs) on the direct current ( DC) dielectric properties of cross-linked polyethylene ( XLPE ) ,antioxidant /XLPE and GNPs/antioxidant /XLPE composites were prepared by melt blending method ...
ZHANG Cheng-cheng   +4 more
doaj   +1 more source

Dielectric behavior and physico-chemical properties of 60 kV HV crosslinked polyethylene under long-term electrical aging [PDF]

open access: yesPolyolefins Journal
This study focuses on the study of long-term electrical aging effects on dielectric behavior of cross-linked polyethylene (XLPE) used as insulation in high voltage cables.
Abdelhay Smaida   +3 more
doaj   +1 more source

"Mirror Image" space charge distribution in XLPE power cable under opposite stressing voltage polarity [PDF]

open access: yes, 2005
The paper presents the research on space charge distribution under different polarities in full size cross-linked polyethylene power cables using the pulsed electro-acoustic technique.
Chen, G., Fothergill, J., Fu, M.
core  

Influence of semicon shields on the dielectric loss of XLPE cables [PDF]

open access: yes, 2009
Dielectric response measurement techniques in both time and frequency domains are studied in order to measure the dielectric loss of XLPE cables, which have very low losses.
Dodd, S. J.   +3 more
core   +1 more source

High‐Temperature and Chemically Resistant Protein Material with Electric Insulation Properties Comparable to Todays Fossil‐Based Plastics

open access: yesAdvanced Sustainable Systems, Volume 10, Issue 3, March 2026.
Thermally treated wheat gluten‐based materials have the potential to be used as low‐voltage electric insulation in e.g. electric motors. A future implementation of these types of protein materials enables a balance between performance and sustainability (from fossil‐based to biobased materials) in e.g. automotive applications.
Jingyi Wang   +7 more
wiley   +1 more source

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