Among Brazilian companies interested in funding pilot CSP projects are federal power group Eletrobras, CPFL Energia – controller of renewables pacesetter CPFL Renováveis – federal oil company Petrobras and several distribution firms.

The preliminary list is an initial declaration of interest by companies in the pilot projects, which have to be built by 2020.

The CSP R&D programme aims to kick-start the technology in Brazil by tapping into power companies' obligatory research investments, equivalent to 0.4%