Rivera HVDC Back-to-back station is the first HVDC Back-to-back station situated south of
Rivera, Uruguay
Rivera () is the capital of Rivera Department of Uruguay. The border with Brazil joins it with the Brazilian city of Santana do Livramento, which is only a block away from it, at the north end of Route 5. Together, they form an urban area of aro ...
at . It was built by Areva and inaugurated in 2000. Rivera HVDC Back-to-back station whose function is to perform a conversion of 50 Hz power from the power grid of Uruguay into 60 Hz for the power grid of Brazil, operates with a DC voltage of 20 kV. The transmission rate is 70 MW.
Rivera HVDC Back-to-back station is connected with the power grid of Uruguay by a short single-circuit 150 kV line to Rivera substation situated at .
The connection to the power grid of Brazil is done by a single-circuit 230 kV AC line, which crosses the border between Uruguay and Brazil at and ends at Livramento Substation {{coord, 30, 51, 44, S, 55, 32, 34, W, type:landmark, name=Livramento Substation.
As this interconnection does not fit today's requirement, a second interconnection over
Melo HVDC Back-to-back station
The Melo HVDC Back-to-back station is the central part of the EHV-interconnection between Uruguay and Brazil, which is only possible by means of a frequency converter, as the frequency of the power grid in Uruguay is 50 Hz and that in Brazil ...
was built.
See also
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Back-to-back connection A back-to-back connection is the direct connection of the output of one device to the input of a similar or related device.
Telecommunications
In telecommunications, a back-to-back connection can be formed by connecting a transmitter directly to a ...
External links
AREVA T&D - Power Electronics – HVDC & FACTS (MsPowerPoint)
Electric power infrastructure in Uruguay
Electric power infrastructure in Brazil
Rivera Department