Acaray Dam

Acaray Dam
Location Hernandarias, Paraguay
Coordinates 25°27′34″S 54°37′45″W / 25.45944°S 54.62917°W / -25.45944; -54.62917Coordinates: 25°27′34″S 54°37′45″W / 25.45944°S 54.62917°W / -25.45944; -54.62917
Owner(s) Administracion Nacional de Electricidad
Dam and spillways
Type of dam Gravity dam
Impounds Acaray River
Height 185 m (607 ft)
Length 1,500 m (4,900 ft)
Spillway type 56 m3/s (2,000 cu ft/s)
Power station
Installed capacity 210 MW (280,000 hp)

[1]The Acaray Dam is a hydroelectric dam situated in Hernandarias, Paraguay. It has an electrical output of 210 megawatts (280,000 hp), supplying 3% of Paraguay's electricity demand.

HVDC-back-to-back station

The power plant's switchyard has a HVDC back-to-back station built by Siemens in 1981. It has a power rating of 55 megawatts (74,000 hp) and an operating voltage of 25 kV. It converts the electrical frequency from 50 hertz to 60 hertz to supply electricity to Brazil's power grid, which operates at 60 Hz (Paraguay's power grid operates at a frequency of 50 hertz).

See also

Notes

Wikimedia Commons has media related to Acaray Dam.
  1. Street, James H. Wishful Thinking as an Obstacle to Development in Latin America: A Reply. Latin American Studies Association. pp. Vol. 13, No. 3 (1978), pp. 180–182.
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