Transcription of Thermal and Mechanical Properties of EPR and XLPE Cable ...
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F E A T U R E A R T I C L E. Thermal and Mechanical Properties of EPR and XLPE Cable Compounds Key Words: EPR, TRXLPE, Thermal conductivity/resistivity, Thermal diffusivity, heat capacity, Thermal expansion, Thermal decomposition Introduction Xiaoguang Qi and Steven Boggs T hermal and Mechanical Properties of four ethylene propyliene rubber (EPR) Cable dielectrics and a tree-retar- dant, cross-linked polyethylene (TRXLPE) Cable dielectric have Electrical Insulation Research Center, University of Connecticut been measured from room temperature to 140 C. The measure- ments were carried out by the Institute of Materials Science, University of Connecticut on samples prepared by Cable manu- facturers. Dynamic Mechanical analyzer (DMA), thermogravimetric analyzer (TGA), differential scanning calo- The Mechanical and Thermal rimeter (DSC), and thermomechanical analyzer (TMA) data were measured by professional staff of the Institute, and Thermal con- Properties of EPR Cable dielectrics ductivities were measured by the Electrical Insulation Research are very stable with temperature.
May/June 2006 — Vol. 22, No. 3 19 F E A T U R E A R T I C L E The mechanical and thermal properties of EPR cable dielectrics are very stable with temperature.
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