Abstract: The present invention relates to a composite material based on aluminium or copper and tin oxide-functionalized carbon nanotubes, to the method for producing same and to a cable comprising said composite material as the electrically conductive element.

Abstract: The present invention relates to a crosslinkable polymer composition for use as a sheath layer of cable, and to a cable comprising a crosslinked layer obtained from said composition. The crosslinkable polymer composition according to the present invention comprises a polymer blend of ethylene vinyl acetate copolymer and ethylene methyl acrylate copolymer, a flame retardant filler and a crosslinking agent.

Abstract: A method is provided for setting up a transmission link for electrical energy, in which at least one superconductive cable and a cryostat surrounding the same are used, the cryostat having two metal tubes arranged concentrically in relation to one another, between which a vacuum insulation is provided. The ends of the cryostat in the assembled state as well as the superconductive cable located in the same are attached on fixed parts of the transmission link. At least at one end of the cryostat, there is gaplessly connected to the same a tube body which is bent by an angle of at least 180° and likewise consists of two metal tubes arranged concentrically in relation to one another, between which a vacuum insulation is provided. The superconductive cable protruding from the cryostat is arranged in the tube body at room temperature in such a way that it runs at least in the direct proximity of the wall of the inner tube of the tube body that has the greater bending radius.

Abstract: A cable has one or more conductors and a jacket. The jacket is made from a composition including a polymer blend of thermoplastic polyurethane (TPU), and Polyvinylbutyral (PVB), with the ratio of PVB to TPU being up to 49% PVB by weight of the total weight of the polymer blend, the remainder of the polymer blend being TPU.

Abstract: A low loss cable system adapted for use as a cable landfall system. The cable system comprises a cable having a plurality of cores. Each core comprises a conductor, a first insulating layer, a second electrically conductive layer and a third layer. The cable comprises two sections, connected at a connection point CP. A first section of the cable is arranged to be exposed to a landfall area and a second section of the cable is arranged to be exposed to a submarine area. The cable is arranged such that circulating currents are prevented or reduced in the second conductive layers of the cable in the section exposed to the landfall area, thus assisting in maintaining the ampacity of the cable in this section without, or by reducing, the need to increase the cross sectional area of the cable in the landfall area. This is accomplished by electrically connecting the second conductive layers of the cores to each other at the connection point.

Abstract: The present arrangement provides a hole retainer for insertion into a threaded hole. The hole retainer has a saddle configured to accept and retain an object, a stabilizing post, and a plurality of staggered locking teeth. The staggered locking teeth extend from the bottom of the stabilizing post upward in a manner such that they engage with threads inside the threaded hole.

Abstract: The present invention relates to a system (100) for supplying low-voltage DC power to at least one electronic communication device (3;6) in a power line carrier communication system furthermore including a power line carrier coupler comprising a coupling capacitor (10) electrically linked to a medium-voltage line (8) of a power distribution network. According to the invention, the system (100) comprises means (15) for generating a first low DC voltage value based on a current-to-voltage conversion of the leakage current related to said coupling capacitor (10), said first low DC voltage value being able to act as power supply to at least one active electronic component (13) of said at least one electronic communication device (3;6).

Abstract: An arrangement is specified having a superconducting cable (SK) which comprises a superconducting conductor (1) and a superconducting screen (3) which concentrically surrounds the same with the interposition of a dielectric (2). The cable (SK) is surrounded by a cryostat (KR) enclosing a free space (FR) for a coolant to be passed through, which cryostat (KR) which cryostat comprises two metallic tubes (4, 5) which are arranged concentrically with respect to one another and between which vacuum insulation is arranged. The screen (3) is composed of a superconducting material whose electrical resistance value in the normally conductive state is greater by a factor of at least 50 than the electrical resistance value of the material used for the conductor (1) in the normally conductive state.

Abstract: The present arrangement provides a twisted pair of conductors, each with a profiled insulation thereon, where in the twisted pair, the peak to peak contact of adjacent conductor insulation is ensured along the length of the pair. To this end, each of the profiled insulations on the conductors of the pair are forward twisted prior to twinning to ensure the maximum number of peak to peak contacts per unit length of the pair.

Abstract: A power cable (30, 130, 230, 330, 430, 530) includes an outer sheath (32), at least one conductor element (20, 22, 24, 220, 320, 420, 520) arranged within the outer sheath and one or more filler elements (10, 210, 310,410, 510) arranged within the outer sheath. At least one of the filler elements is hollow such that a cooling fluid can be passed through the filler element.

Abstract: An electrical cable having an elongate electrically conductive element (2) and at least one electrically insulating fluoropolymer layer (4) surrounding the electrically conductive element (2). The electrical cable is exempt from polyimide-containing layer between the electrically conductive element and the electrically insulating fluoropolymer layer.

Abstract: A power cable having a water barrier laminate where the water barrier laminate has foil made of metal (1) laminated between at least two layers of non insulating polymer foils (2a, 2b) constituting a final laminate (3) that is non insulating.

Abstract: A pipe for underwater transportation of fluid is indicated which includes a pressure-tight metal inner pipe for conducting the fluid, wherein for its stabilization in radial direction at least one profiled metal strand and for stabilizing in the axial direction at least one tension-proof strand are wound around the inner pipe. The inner pipe (1) is a metal pipe which is corrugated transversely of its longitudinal direction and which for stabilization in the radial direction is surrounded by at least one first radial reinforcement (3) which is composed of a profiled helically extending profile strip whose windings are placed closely next to each other or engage each other and are hooked together. Arranged around the first radial reinforcement (3) is arranged a metal pipe corrugated transversely of its longitudinal direction as the outer pipe (5); at least two layers of tension-proof strands (7, 8) are wound around the outer pipe (5), preferably with oppositely directed pitch.

Abstract: A superconductive cable which has a cryostat with two concentric metal pipes where the cryostat has at least a first axial section with a first axial spring constant, and at least a second axial section which has a second axial spring constant which at most is 20%, more preferred at most 10%, of the axial spring constant of the first section.

Abstract: The present invention relates to an electric cable comprising a conductor element, an electrically insulating layer surrounding said conductor element, said electrically insulating layer being obtained from a mixture comprising polyethylene and a styrene copolymer, wherein the polyethylene is a plurimodal polyethylene.

Abstract: A system for generating line ratings includes a module for receiving data concerning a power line, a module for stores the data concerning said power line, and a module receives weather data associated with each of the geographic locations along the length of the power line. A processor is configured to select between generating a line rating based on the at least one tension/sag measurement and the weather data associated with each of said geographic locations along the length of said power line, where if the power line has a load exceeding a predetermined threshold, then the processor generates a line rating based on the at least one tension/sag measurement, and where if the power line has a load below the predetermined threshold, then the processor generates a line rating based on the weather data associated with each of the geographic locations along the length of the power line.

Abstract: An assembly for splicing and repairing an umbilical is provided having two terminal bend restrictors and two strain terminators, here each terminal bend restrictor has at least two interconnected modules, a connecting end, and a free end. The strain terminators have a strain receiving end and a strain providing end, with each of the strain receiving ends is connected to one of the connecting ends of the terminal bend restrictors. The assembly further has an intermediate bend restrictor having at least two interconnected modules and two connecting ends. The two strain terminators are connected at their strain providing ends to separate connecting ends of the intermediate bend restrictor, and the intermediate bend restrictor is dimensioned to withstand tensile strain from the connected strain terminators.

Abstract: A power and/or telecommunication cable (Ia,Ib) includes one or several conductor elements (10,20,30) surrounded by an outer sheath, where the outer sheath (40,50) comprising a first layer (40a, 40b) able to emit light radiation, and a second layer (50) made of a light transmitting thermoplastic polyurethane (TPU) material surrounding the first layer (40a, 40b), so that h first layer (40a, 40b) is visible through the second layer (50).

Abstract: A superconductive electrical direct current cable with at least two conductors insulated relative to each other is indicated, where the cable is placed with at least two conductors insulated relative to each other, where the conductors are arranged in a cryostat suitable for guidance of the cooling agent, wherein the cryostat is composed of at least one metal pipe which is surrounded by a circumferentially closed layer with thermally insulating properties. In the cryostat is arranged a strand-shaped carrier composed of insulating material, where the carrier has at least two diametrically oppositely located outwardly open grooves in each of which is arranged one of the conductors. Each conductor is composed of a plurality of superconductive elements.