Codelco had issued a request for proposals (RFP) to build and operate the project in the country's Antofagasta region early last year.

Andrés Alonso, energy resources manager for Codelco, says that after a corporate restructuring which included the creation of his position, the company discovered that its wind measurements were insufficient.

It had measured wind speeds at 50 metres. “Wind can change a lot between 50 metres and 80 metres, so we have to collect that data before going to tender,” Alonso tells Recharge.

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