(ADPnews) - May 28, 2010 - The Praia do Morgado wind farm, owned by Brazilian state power utility Companhia Energetica de Minas Gerais (SAO:CMIG4), or Cemig, and Energimp, the Brazilian energy subsidiary unit of Argentine engineering firm Industrias Metalurgicas Pescarmona (Impsa), entered in operation on Tuesday.