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Fast Forward with Power Technologies

Fast Forward - HVDC Special Issue

Over 50 Years in HVDC

Problems with reactive power in AC power systems lead planners to focus on the development of DC transmission

HVDC - What and Why?

The benefits of using HVDC to transmit power over long distances or interconnect grid systems

HVDC delivering success

For over 30 years in China, USA, Estonia, North Sea, Australia & more...

HVDC Light - ABB's unique solution

Invisible power transmission for the environment

A 'firewall' against grid disturbances

See how HVDC can be used to mitigate against major blackouts

Current projects

Borkum 2, NorNed, Sharyland, SAPEI, Valhall and more...

HVDC Milestones

2006
Commissioning of the world's largest Voltage Source Converter HVDC transmission, Estlink, 350 MW.
2005
Commissioning of the world's first offshore platform HVDC transmission: Troll HVDC Light (2 x 42 MW), Norway.
2002
The world's largest HVDC converter, 1,500 MW, 500 kV, commissioned in pole 1 of the Three Gorges Changzhou transmission, China. The world's longest land cable, the Murraylink HVDC Light transmission (220 MW, 180 km) commissioned in Australia.
2000
The world's first HVDC project with CCC (Capacitor Commutated Converter) commissioned at Garabi, Brazil, 2x550 MW back-to-back.
1999
The world's first commercial HVDC Light (50 MW) project commissioned in Gotland, Sweden.
1994
New world record for HVDC submarine cables: 450 kV, 600 MW, 250 km for Baltic Cable, Sweden - Germany.
1992
The first multi-terminal HVDC transmission, Quebec – New England (2,000 MW, ± 500 kV) commissioned.
1989
New world record for HVDC submarine cables: 400 kV, 500 MW, 200 km for Fenno-Skan.
1987
Itaipu bipole 2 (3,150 MW, ±600 kV) commissioned.
1985
Itaipu bipole 1 (3,150 MW, ±600 kV) commissioned. The 200 MW Highgate back-to-back station commissioned after a record short delivery time of 17 months.
1982
The world's first project with 500 kV thyristor valves: Inga-Shaba, Congo, transmission (560 MW) commissioned. (Also the world's longest line – 1,700 km.)
1979
Contract signed for the world's largest HVDC transmission: Itaipu, Brazil, 6,300 MW, ± 600 kV.
1975
The world's first HVDC transmission project with 12-pulse converters: pole 1 of the Skagerrak link, 500 MW, Norway – Denmark, commissioned.
1970
ABB's last mercury-arc valve project commissioned: Pacific Intertie (1,440 MW, ±400 kV), USA.
1965
Mercury-arc valve project commissioned: Konti-Skan (250 MW), Sakuma (300 MW) (image) and New Zealand (600 MW). Development starts on HVDC valve based on thyristors.
1954
First HVDC project

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