05 May '11, 10pm

Mixed Greens: HVDC in Vermont, Bio Grants and Peak Oxides?: ABB, the European electrical equipment giant that

ABB, the European electrical equipment giant that seems to be in the news every day of the week, has won a $20 million contract to refurbish a high voltage DC line in Vermont. The line will modernize the Highgate converter station and allow the U.S. to import power from Quebec. Over long distances, HVDC lines lose less power and are more efficient than AC transmission. They also typically cost less to built. ABB helped pioneer the field 50 years ago and demand has begun to accelerate. China is building HVDC lines to bring wind power from Western China to the coast while HVDC will join three of the U.S. grids at the Tres Amigas Super Station , which has nothing to do the TBS SuperStation on your cable dial. This is the 15th HVDC upgrade project ABB has signed since 1990. DC is also making a comeback in other ways. Facebook and SAP have built data centers that run on higher ...

Full article: http://www.greentechmedia.com/articles/read/mixed-greens-...

Tweets

Daylight-Mimicking LEDs, Recycled Concrete Net Green Building Grants

Daylight-Mimicking LEDs, Recycled Concrete Net ...

greenbiz.com 05 May '11, 12pm

PITTSBURGH, PA — Lights that copy daylight and concrete made with recycled materials are on the receiving end of grants fr...