A hybrid strand includes a core and outer wires arranged around the core, wherein at least a part of the outer wires is compressed, wherein the compressed outer wires include a flattened cross-sectional shape, the outer wires are composed of steel, and the core is a fiber core. A corresponding production method produces such a hybrid strand.

An apparatus comprises a strength member including a core formed of a composite material. A plurality of conductive elements are included in the composite material causing the core to be conductive. The strength member may optionally, also include an encapsulation layer disposed around the core. A conductor layer is disposed around the strength member. The plurality of conductive elements may include at least one of conductive fibers, conductive filaments, or conductive tows. The plurality of conductive fibers, conductive filaments, or conductive tows may include at least one of carbon nanotubes or graphene.

The present invention discloses electrical cables containing a cable core and a plurality of conductive elements surrounding the cable core. The cable core contains at least one composite core, and each composite core contains a rod which contains a plurality of unidirectionally aligned fiber rovings embedded within a thermoplastic polymer matrix, and surrounded by a capping layer.

A cable includes a conductor core having a periphery. The conductor core includes a plurality of core wires and a plurality of conductive fillers. The plurality of conductive fillers partially define the periphery of the conductor core. A plurality of conductors are peripherally positioned around the conductor core.

An electric conductor may be provided. The electric conductor may comprise a conductor core and a plurality of conductor strands wrapped around the conductor core. The conductor core may comprise a plurality of core strands comprising an overall number of strands. The plurality of core strands may comprise a first portion of core strands and a second portion of core strands. The first portion of core strands may comprise a first number of strands. The first portion of core strands may comprise steel. The second portion of core strands may comprise a second number of strands. The second portion of core strands may comprise a composite material. A ratio of the first number of strands to the overall number of strands and a ratio of the second number of strands to the overall number of strands may be optimized to give the conductor core a predetermined characteristic.

A vibration resistant cable may be provided. The vibration resistant cable may comprise a first conductor and a second conductor. The first conductor and the second conductor may each have a diameter d. The second conductor may be twisted around the first conductor at a lay length determined as a function of the diameter d and may be configured to reduce relative movement of the first conductor and the second conductor that would result in bags in the vibration resistant cable.

A termination arrangement for securing an overhead electrical cable to a dead-end structure such as a dead-end tower. The termination arrangement includes a compression sheath structure that is configured to be disposed over the individual composite rods of the strength member. The compression sheath structure mitigates damage to the strength member that may occur when an outer metallic sleeve is compressed around the conductive strands and the conductive strands are compressed against the strength member. The arrangement is particularly useful for securing overhead electrical cables having a composite strength member to a dead-end structure.

Vibration resistant cables containing a first conductor and a second conductor, each having a diameter d, are disclosed. The second conductor is twisted around the first conductor at a lay length between 3 feet and 6 feet to eliminate bagging of the vibration resistant cable during installation.

A steel wire as an armoring wire for a power cable for transmitting electrical power, where the steel wire has a steel core and a non-magnetic coating. The coating has a thickness in the range of 0.2 mm to 3.0 mm and selected from metals or alloys having a melting point below 700 C.

The present disclosure relates to a cable. An exemplary embodiment of the cable (2) comprises a plurality of conductors, wherein the conductors form several conductor groups (4, 6a-6d), in which respectively two or more of the plurality of conductors are stranded with one another. The several conductor groups (4, 6a-6d) are stranded overall around a common stranding centre (1) and the conductors of at least two of the several conductor groups (4, 6a-6d; 4a-4d, 6a-6k) are stranded with one another with a different lay length.