| 摘要 |
The invention concerns an electric power transmission cable, particularly for an overhead power line, comprising at least one central composite ring (1) formed of fibres impregnated by a matrix, of which the specific breaking strength is greater than 0.4 MPa.m³/kg and at least one layer of conductive wires (3) nested within one another, made of aluminium or an aluminium alloy and windings around said ring (1), said cable having an outer diameter at ambient temperature called the initial diameter (D |
