Blackwater back-to-back

HVDC > HVDC References > North America > Blackwater

The Blackwater back-to-back station near Clovis,NM is owned by the Public Service Company of New Mexico (PNM).


Blackwater HVDC Station. 		It interconnects the Western Power Grid with the Texas Power grid. The station was constructed by BBC in 1985.

It is connected to the PNM system by a 347 km (216 mile) 345 kV line.

ABB has received a contract for the upgrading of the station. The valve cooling system will be exchanged and the control and protection
system will be replaced by the fully digital MACH 2TM system.

Main data
Commissioning year: 1985 (Upgrade 2009)
Power rating: 200 MW
No. of poles:1
AC voltage:New Mexico side: 345 kV
Texas side: 230 kV
DC voltage:57 kV
Type of linkBack-to-back station
Main reason for choosing HVDC:Asynchronous networks

Last edited 2008-03-28
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