Argentina's Impsa and Spanish group Gamesa recently got the thumbs-up from the Brazilian development bank BNDES, signifying that their machines have been approved for the preferential financing offered by the bank to developers.

Two other foreign manufacturers are believed to be about to be added to the list.

French wind group Alstom secured a 1.2GW framework deal with fast-growing local developer Renova and is well placed in Brazil, and GE has announced a big order with Bioenergy in a $900m deal to provide 377 of its 1.7MW