Wind power plant with a transformer fixed to the tower

Abstract

The invention concerns a wind power installation comprising a pylon, a foundation for the pylon and an energy transfer unit for transfer of the current generated to the power network. The wind power installation according to the invention is distinguished in that the weight of the energy transfer unit is carried by the foundation of the pylon of the wind power installation.

1. A wind power installation comprising:
 a generator attached to a pylon;    the pylon supported by a foundation;    an energy transfer unit for transfer of the current generated by the generator to a power network,    wherein the weight of the energy transfer unit is supported by the foundation.    
     
     
       2. The wind power installation in claim  1    6 , wherein the energy transfer unit is a transformer. 
     
     
       3. The wind power installation in claims  1    6  or  2 , wherein the energy transfer unit is fixed externally to the pylon. 
     
     
       4. The wind power installation in claims  1    6  or  2 , wherein the energy transfer unit is fixed internally to the pylon. 
     
     
       5. The wind power installation in claims  1  or  2 , further comprising:
 the energy transfer unit is arranged on a platform which is fixed to the pylon.    
     
     
       6. The wind power installation in claims  1  or  2 ,  A wind power installation, comprising:
   a generator attached to a pylon;    
   the pylon supported by a foundation;    
   a platform fixed to the pylon; and    
   an energy transfer unit arranged on the platform for transfer of current generated by the generator to a power network,    
   wherein weight of the energy transfer unit is supported only by the foundation,    
 wherein:  the power network has overland power lines, and  
 wherein the energy transfer unit is arranged substantially at thea height of the overland power lines and provides for power line support.  
 
     
     
       7. A wind power installation, comprising:
   a generator attached to a pylon;        the pylon supported by a foundation;        an energy transfer unit for transfer of current generated by the generator to a power network, wherein weight of the energy transfer unit is supported only by the foundation and the energy transfer unit is fixed externally to the pylon, wherein:      the power network has overland power lines, and        the energy transfer unit is arranged substantially at a height of the overland power lines and provides for power line support.        
     
     
       8. The wind power installation according to  claim 9 , wherein the energy transfer unit is a transformer.  
     
     
       9. A wind power installation, comprising:
   a pylon;        an electric generator attached to said pylon;        a foundation coupled to and supporting said pylon;        a platform coupled to and supported solely by said pylon; and        an energy transfer unit affixed to and supported by the platform, an entire weight of the energy transfer unit being supported by said pylon, wherein the platform is coupled to the pylon at a height which is approximately equal to a height of overland power lines adjacent to the pylon, and wherein the energy transfer unit provides for power line support.      
     
     
       10. The wind power installation according to  claim 9 , wherein the platform includes a limiting wall adjacent to a sidewall of the energy transfer unit.  
     
     
       11. The wind power installation according to  claim 10  wherein the platform includes a base positioned for supporting the weight of the energy transfer unit, the base being perpendicular to the limiting wall and coupled to the limiting wall such that the transformer is enclosed on at least two sides by the platform.  
     
     
       12. The wind power installation according to  claim 9 , further including a plurality of circuit breakers coupled between the energy transfer unit and the overland power lines, the circuit breakers providing an electrical connection between the energy transfer unit and the overland power lines.  
     
     
       13. The wind power installation according to  claim 12  wherein said circuit breakers are positioned above the energy transfer unit.  
     
     
       14. The wind power installation according to  claim 9 , further including an electrical power line extending from the generator along the pylon to the platform, the electrical power line terminating at the energy transfer unit at a height approximately equal to the height of the overland power lines attached to the platform.  
     
     
       15. The wind power installation according to  claim 9 , further including a plurality of rotor blades coupled to the generator, the rotor blades being exposed to a wind for causing rotation of a portion of the generator by wind power.