The Acaray Dam is a
hydroelectric
Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies one sixth of the world's electricity, almost 4500 TWh in 2020, which is more than all other renewable sources combined and ...
dam
A dam is a barrier that stops or restricts the flow of surface water or underground streams. Reservoirs created by dams not only suppress floods but also provide water for activities such as irrigation, human consumption, industrial use ...
situated in
Hernandarias, Paraguay. It has an electrical output of , supplying 3% of Paraguay's electricity demand.
HVDC-back-to-back station
The power plant's switchyard has a
HVDC
A high-voltage direct current (HVDC) electric power transmission system (also called a power superhighway or an electrical superhighway) uses direct current (DC) for electric power transmission, in contrast with the more common alternating curren ...
back-to-back station built by
Siemens
Siemens AG ( ) is a German multinational conglomerate corporation and the largest industrial manufacturing company in Europe headquartered in Munich with branch offices abroad.
The principal divisions of the corporation are ''Industry'', '' ...
in 1981. It has a
power rating
In electrical engineering and mechanical engineering, the power rating of equipment is the highest power input allowed to flow through particular equipment. According to the particular discipline, the term ''power'' may refer to electrical or me ...
of and an operating voltage of . It converts the electrical frequency from 50 hertz to 60 hertz to supply electricity to
Brazil's power grid
An electrical grid is an interconnected network for electricity delivery from producers to consumers. Electrical grids vary in size and can cover whole countries or continents. It consists of:Kaplan, S. M. (2009). Smart Grid. Electrical Power ...
, which operates at 60 Hz (Paraguay's power grid operates at a frequency of 50 hertz).
Culture
It is depicted in the 50
guaranies coin in Paraguay.
See also
*
List of power stations in Paraguay Electricity in Paraguay comes almost entirely from hydropower. As Paraguay is landlocked and has no significant natural gas reserves, its citizens often burn firewood which contributes to deforestation. The government imports fuel to use, and state- ...
Notes
{{reflist
Energy infrastructure completed in 1981
Hydroelectric power stations in Paraguay
Ciudad del Este