Pirris is a 140MW hydro power project. It is located on Pirris river/basin in San Jose, Costa Rica. According to GlobalData, who tracks and profiles over 170,000 power plants worldwide, the project is currently active. It has been developed in a single phase. The project construction commenced in 2003 and subsequently entered into commercial operation in 2011. Buy the profile here.

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The project was developed by Astaris and is currently owned by Instituto Costarricense de Electricidad.

The hydro reservoir capacity is 30 million cubic meter. The gross head and net head of the project are 884m and 829m respectively. The penstock length is 740m. The project generated 561 GWh of electricity.

Development status

The project construction commenced in 2003 and subsequently entered into commercial operation in 2011.

Contractors involved

Andritz Hydro was selected as the turbine supplier for the hydro power project. The company provided 2 units of pelton turbines, each with 70MW nameplate capacity.

Andritz Hydro supplied 2 electric generators for the project. The generator capacity is 76 MVA.

For more details on Pirris, buy the profile here.

About Astaris

Astaris SpA (Astaris), formerly Astaldi SpA, is a construction contracting company. It is engaged in infrastructures in Transport Infrastructure, Water and Energy, Industrial and Civil buildings, Plants design, Operation & Maintenance. The company executes civil and hydraulic construction, electromechanical, environmental and infrastructure engineering, including railways and metros, roads and motorways, ports and airports, hydroelectric, and civil and industrial construction complex projects. Astaris, through its subsidiary NBI, provides plants design and maintenance services. The The company also provides facility management and participates in various concession services. It has operations in several countries across Asia, the Americas, Africa, and Europe. Astaris is headquartered in Rome, Italy.

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GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.

This information is drawn from GlobalData’s Power Intelligence Center, which provides detailed profiles of over 170,000 active, planned and under construction power plants worldwide from announcement through to operation across all technologies and countries worldwide.