CPC F03D 9/25 (2016.05) [F03D 80/70 (2016.05); F03D 80/88 (2016.05); F05B 2240/14 (2013.01); F05B 2260/30 (2013.01); F05B 2260/79 (2013.01)] | 14 Claims |
1. A method of installing a pitch tube into an electrical power generator for a wind turbine, the method comprising:
installing the pitch tube so that it is coaxial with a rotational axis of the generator;
supporting a bearing arrangement associated with the pitch tube at an end of the generator using one or more primary supports, wherein each of the primary supports comprises a first end connected to the bearing arrangement and a second end connected to a component associated with a rotating reference frame of the generator;
supporting the bearing arrangement using one or more secondary supports, wherein each of the secondary supports comprises a first end connected to the bearing arrangement and a second end connected to a component associated with a stationary reference frame of the generator; and
after the bearing arrangement has been supported by the one or more secondary supports, disconnecting the one or more primary supports from the bearing arrangement and the component associated with the rotating reference frame of the generator.
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