Article ID Journal Published Year Pages File Type
727072 Journal of Electrostatics 2011 7 Pages PDF
Abstract

This paper presents the decomposition by-products of trifluro-iodo-methane and their relative proportions in the gas phase under the occurrence of partial discharge. The experiment was performed in the presence of water vapor from 250 to 400 ppm under a non-uniform electric field configuration. The experimental results reveal that the by-products of C2F6, C2F4, C2F5I with the amount of 1300, 200, and 55 (CH3I) ppm, respectively, were produced for a cumulative charge of 161 mC. Other by-products, such as C3F8, CHF3, C3F6 CH3I were obtained at less than 30 ppm C2F6 was the dominant gas by-product of trifluro-iodo-methane suffering partial discharge.

► We investigate gas by-products of CF3I under the occurrence of partial discharge. ► It was performed under non-uniform electric field in the presence of water vapor. ► By-products of C2F6, C2F4, C2F5I were produced for a cumulative charge of 161mC. ► By-products of C3F8, CHF3, C3F6, CH3I were obtained at less than 30 ppm. ► C2F6 was the dominant gas by-product of CF3I

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