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Copaiba oil, extracted from Copaifera multijuga Hayne, Fabaceae, is widely used for medicinal purposes, especially to treat inflammatory processes. However, there is no report regarding its effect on reproductive performance after used in repeated doses orally. The present study evaluated the effects of the oral administration of Copaiba oil (at doses of 200, 500 or 2500mg/kg) or water (control) for...
This paper presents 3 cases during the acceptance tests of the high-voltage transformers and bushings recently acquired by Itaipu (∗): i) the VFT — very fast transients overvoltage tests carried out on high voltage transformers and bushings; ii) the partial discharging PD measurement carried out on factory in the bushings type SF6 /air; iii) the accident on core transformer (voltage : 241,5 kV; 470...
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