摘要 |
A cooling system of a wind turbine is provided which includes a generator (10), a housing portion (1), and a hub (2) which is rotatable with respect to the housing portion (1) and drivingly connected to the generator (10). The hub (2) supports at least one blade (4). The housing portion (1) and the hub (2) enclose a cavity for accommodating at least said generator. Heat exchange means (6) are provided on the outer surface of said hub (2) for transferring at least a part of heat produced by said generator (10) in operation to the outside. |