SEATTLE GE is advancing its offshore wind efforts, with a 4MW direct-drive turbine to be installed in the harbour at Gothenburg, Sweden, this year. The 4.1-113 turbine, introduced at the European Wind Energy Association's annual conference in Brussels, will be supplied to Göteborg Energi. . The turbine is based on a design tested in a 13-unit array operating off the Norwegian coast since 2005.