The Capex, S.A. Project

Executive Summary    Key Project Considerations
CO2 Emission Reductions   Maps of Project Site   Photographs  

Executive Summary

The Capex, S.A. electric energy project in Argentina represents the one of the largest infrastructure projects accredited by the United States Initiative of Joint Implementation (USIJI) in terms of investment (USD $500 million), megawatts (539 MW) and CO2 offsets produced (30 million metric tons of CO2).

The Capex, S.A. project is a single-cycle to combined-cycle natural gas fueled electric generation facility located in Neuquén, Argentina. The current Capex power plant comprises five Westinghouse 261 B11 gas turbines and one Westinghouse 701D gas turbine, one 132kV substation and three high voltage overhead transmission lines through which the generated energy is supplied to the national grid. As a low cost power generator, this plant is one of the first to be dispatched within the grid. After the conversion to combined cycle, Capex is able to capture the waste heat generated by its existing gas turbines. Utilizing the waste heat will enable the plant to generate approximately 185 MW of new energy without the use of additional fuel. Capex, S.A. has begun a forestation plan at the site of the project. This has practical results of reducing the ambient temperature around the power plant, which increases the power output. The company intends to continue to reforest property around the plant, such that 100 hectares are reforested per year.

The Capex plant (known as Agua del Cajon Power Plant), in its current configuration, is a base loaded plant. The plant has consistently achieved dispatch levels in excess of 90% since its commercial operation in 1993. Capex is, and will remain, one of the lowest cost generators in the Argentine market. This is due to the leading edge technology utilized by the Capex facility and the fact that Capex owns and supplies its own natural gas.

In December 1997 Capex, S.A. contracted with Black and Veatch International, via an EPC contract. As of October 1, 1999 all of the major equipment had been delivered to site, erected and had undergone its initial testing. Initial synchronization of the steam turbine generator was conducted on October 11, 1999. Subsequent to this event the plant underwent isolated systems checks internal to the plant, interconnection testing with the grid required by Cammesa, performance testing and a full reliability run. Commercial operation of the project began on January 1, 2000, consistent with Clean Development Mechanism guidelines.

 

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