High Voltage Cable Systems Cables and Accessories up to 550 kV

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Development, consultancy, planning and design, cost-optimization, production, logistics, installation and service. With this all-round support the nkt cables HV-team will be at ourcustomer’s service in regard of the products high voltage and extra-high voltage cables and accessories. Optimized internal communication systems, specialized divisions and intensively trained team members are the power behind the customer-orientated installation solutions. With competence and know-how the nkt cables “Power Team” provides secure and reliable power supply wherever fully developed high-voltage power transmission is ...

Vydal: nkt cables s.r.o. Autor: nkt cables

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The development HTS cables insepa- rably linked the name nkt cables who has led the market researching and producing superconductive cables from the very begin- ning. The elec- trical insulation tested IEC and ANSI specifications including impulse testing, AC withstand, and long-term ageing tests. HTS Conductors The HTS cables are manufactured from premium-quality HTS tapes order pro- vide our customers with the most economic solution. The Cryoflex® material is lapped tape dielectric. It has three-core design with central cooling and three phases one above the other. Energy suppliers can now rely nkt cables for considerable range high-capacity, profitable and environmentally friendly HTS cables. Since the Cryoflex® is cooled the same low temperature the HTS conductor, the thermal ageing the dielectric virtually eliminated. The extruded dielec- tric uses our standard proven triple-extrusion techniques. High-temperature superconductor technolo- gy (HTS) the key technology for tomorrow’s electricity market. The cross-linking process is optional, since the operating temperature of the dielectric low. Design and Manufacture A standard selection HTS cable designs are provided. Compared with copper conductors, HTS ceramic cables have num- ber significant advantages. Here, rely on a 100-years long tradition manufacturing paper-lapped insulation. Impressive progress has been made the development fully functioning and econo- Codes HT: HTS Triaxial cable design B: BSCCO-type HTS conductor laminated with metal sheath C: Added copper stabiliser for over-current protection CR: Cryoflex® electrical insulation S: Copper wire tape screen (WM): Corrugated “wellmantel” semi-flexible thermal insulation 2Y: polyethylene outer sheath Construction code: HT-BC-CRS(WM)2Y Construction code with rigid thermal insulation: HT-BC-CRS(RL)2Y Construction code with YBCO-type HTS conductor: HT-YC-CRS(WM)2Y BB C CR S WM 2Y2Y Codes HT: HTS Triaxial cable design B: BSCCO-type HTS conductor laminated with metal sheath C: Added copper stabiliser for over-current protection CR: Cryoflex® electrical insulation S: Copper wire tape screen (WM): Corrugated “wellmantel” semi-flexible thermal insulation 2Y: polyethylene outer sheath Construction code: HT-BC-CRS(WM)2Y Construction code with rigid thermal insulation: HT-BC-CRS(RL)2Y Construction code with YBCO-type HTS conductor: HT-YC-CRS(WM)2Y CC CRCR SS WMWM 2Y2Y – already its second generation .20 HTS Cable from nkt cables – already its second generation HTS Cables and Accessories mical systems for energy transmission with HTS cables. Transmission capacity five times higher than conduc- tors made copper, while current loss is reduced one tenth. The Triax HTS cable already represents the second generation superconductor cables. Electrical Insulation The electrical insulation can selected as standard extruded polyethylene (PE) for cables without EMF screening our high-performing and well-tested cryogenic dielectric material Cryoflex® for cables with zero EMF emissions. Custom amperage ratings and voltage ratings can achieved through the modular build-up our HTS cables. The result drastic reduction cooling material, assembly work and accessories. early 2001 the first superconduc- tive cable was put into operation public power supply network, thanks nkt cables in Copenhagen