Looking to the Future of Cable & Accessory Design: From MV to EHV KLAUS-DIETER HAIM
Looking to the Future of Cable & Accessory Design From MV to EHV Prof. Dr. – Ing. Klaus-Dieter Haim University of Applied Sciences Zittau/Görlitz, Faculty for Electrical Engineering and Informatics 20.10.2015
1. Overhead line or Cable? 2. Cable design 3. Connectors 4. Joints 5. Terminations and Plug in connectors 2 20.10.2015
1. Overhead line or Cable ? Vancouver during the INMR World Congress in 2013 3 20.10.2015
1. Overhead line or Cable ? Seoul during the INMR World Congress in 2011 4 20.10.2015
1. Overhead line or Cable ? 140 Mean value of 120 supply unavailability in A medium voltage 100 minutes/year Cable network is a Guarantee for a high 80 Level of 60 Network reliability Cable rate of MV 40 network in % 20 0 NL D I E 5 20.10.2015
1. Overhead line or Cable ? Outage rate of MV cables and overhead lines Paper PE XLPE Overhead line 1 / 100 km a 2,8 – 3,3 6,3 – 7,2 0,2 – 0,3 1,2 – 1,4 Power transmission in the city center 400 kV Cable or GIL 6 20.10.2015
1. Overhead line or Cable? 2. Cable design 3. Connectors 4. Joints 5. Terminations and Plug in connectors 7 20.10.2015
Cable design Medium voltage cable constructions 8 20.10.2015
Cable design High voltage AC cable constructions 9 20.10.2015
Cable design Three core AC submarine cable solutions 10 20.10.2015
Cable design High voltage DC single core submarine cable constructions 11 20.10.2015
Cable design Screen connection box Cross bonding joint 12 20.10.2015
Cable design Sample of the 10 kV (40 MVA) high temperature superconductor cable installed in 2014 in the city of Essen in Germany 13 20.10.2015
1. Overhead line or Cable? 2. Cable design 3. Connectors 4. Joints 5. Terminations and Plug in connectors 14 20.10.2015
Connectors Different connector and bold solutions for medium voltage cables 15 20.10.2015
Connectors Shear bolt connector 2500 mm² Compression connector sleeve bevore and after compression 3200 mm² 16 20.10.2015
1. Overhead line or Cable? 2. Cable design 3. Connectors 4. Joints 5. Terminations and Plug in connectors 17 20.10.2015
Joints Main installation steps of a heat shrink straigt or Transition joint 18 20.10.2015
Joints EPDM slip-on joint Single piece solution Geometrical stress control by the Shape of the Joint body 19 20.10.2015
Joints Single piece solutions 145 kV cold shrink joint 500 kV slip-on joint 20 20.10.2015
1. Overhead line or Cable? 2. Cable design 3. Connectors 4. Joints 5. Terminations and Plug in connectors 21 20.10.2015
Terminations and plug in connectors Medium voltage outdoor terminations 22 20.10.2015
Terminations and plug in connectors High voltage outdoor termination solutions 23 20.10.2015
Terminations and plug in connectors MV and HV Plug in Connector Solutuons 24 20.10.2015
Thank you 25 20.10.2015
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