IEEE electrical insulation magazine, Vol. 30 N° 4. IEEE electrical insulation magazine - Juillet-Août 2014
| Titre : | IEEE electrical insulation magazine, Vol. 30 N° 4. IEEE electrical insulation magazine - Juillet-Août 2014 |
| Type de document : | Bulletin |
| Paru le : | 22/02/2015 |
Dépouillements
Article : texte imprimé
Djairam, D., Auteur ;
Morshuis, P. H. F., Auteur ;
Smit, J. J., Auteur
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Since ancient times humanity has been harnessing the power of the wind in various forms, such as discovering the planet in sailboats, creating living space in the Dutch polders, or providing bread by flour-grinding windmills. Since 1887 wind has[...]
Article : texte imprimé
Ramirez-Vazquez, I., Auteur ;
Ruiz-Pinales, J., Auteur ;
Salgado-Talavera, J., Auteur
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The increased use of polymer insulators on the overhead electrical power system has led to many designs of insulators, with many profiles and materials, but the performance has not always been stellar, particularly in polluted and wet environmen[...]
Article : texte imprimé
In recent years, several documented cases of transformer failures have been attributed to the presence of corrosive sulfur species in the insulating oil [1], [2]. However, all sources of corrosive sulfur in oil have not been completely identifie[...]
Article : texte imprimé
Pasquotto de Lima, P. A., Auteur ;
Lopes Cabral, S. H., Auteur
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The on-load tap changer (OLTC) is a crucial and expensive component of every power transformer. Its primary function is the dynamic adjustment of load voltage to specified levels without interrupting load current. Apart from thermal limitations [...]
Article : texte imprimé
Montanari, G. C., Auteur ;
Dissado, L. A., Auteur ;
Serra, S., Auteur
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While HVDC assets are impetuously expanding worldwide, the design of HVDC polymeric insulation systems still contains unknowns. It has been ascertained that space charge plays a fundamental role in DC insulation reliability because of modificati[...]
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