Patent ID: 7436084

Claim:
A wind power installation comprising: a foundation; a pylon based on the foundation and having a diameter in a foundation region; a generator; a power module having a plurality of electrical devices and a support, the plurality of electrical devices including at least one transformer to transform electrical energy provided by the generator to higher voltage, the plurality of electrical devices further including electrical devices by means of which electrical energy produced by the generator is controlled and/or supplied and/or converted, the support being placed on the foundation and accommodating the plurality of electrical devices, the power module further having a width and/or length less than the diameter of the pylon in the foundation region; a container that accommodates the power module, the container having a wall disposed between the power module and a wall of the pylon, wherein the container includes means for water-tight closure thereof; an air cooling duct, disposed within the pylon and physically coupled to the container, to provide air flow from the container via an inlet portion of the air cooling duct, wherein the air inlet portion of the air cooling duct is coupled to a surface of the container; and a first fan disposed at the inlet portion of the air cooling duct, to cause air to flow into the duct.