HVDC Leyte - Luzon

The HVDC Leyte - Luzon is a high voltage direct current transmission link in the Philippines between geothermal power plants on the island of Leyte and the southern part of island of Luzon. The HVDC Leyte – Luzon went in service on 10 August 1998.

The HVDC Leyte - Luzon begins at Ormoc converter station (Leyte Province) and ends at Naga converter station (Province of Camarines Sur). It consists three sections:
*Leyte-Samar overhead line
*submarine cables across San Bernardino Strait between Cabacungan (Allen, Samar) and Sta Magdalena (Sorsogon Province, Luzon)
*overhead line at Luzon

The length of submarine cable is 21 km and the total length of overhead lines is 430 km. The HVDC Leyte - Luzon can transfer an output of 440 MW. And it's implemented as monopolar line for a voltage of 350 kV.

Aim of the HVDC link is to feed the AC grid in the Manila region. Beside of overall connection of grids, the HVDC Leyte – Luzon stabilize the AC network. The interconnector is manufactured by the ABB Group in cooperation with Marubeni Coproration and it's operated by state owned National Transmission Corporation.

External links

* [http://www.abb.com/cawp/gad02181/c1256d71001e0037c125683400221c89.aspx HVDC Leyte – Luzon homepage] , ABB website
* [http://search.abb.com/library/ABBLibrary.asp?DocumentID=POW-0021&LanguageCode=en&DocumentPartID=&Action=Launch HVDC Leyte – Luzon overview] , ABB website
* [http://www.transmission.bpa.gov/cigresc14/Compendium/LEYTE.htm HVDC Leyte – Luzon overview] , CIGRESC