Wind power plant foundation and wind power plant
There is provided a wind power installation foundation having a reinforcement comprising a plurality of steel bars and radial steel bars and a lower pylon segment having a plurality of holes in the wall of the pylon segment for receiving the bars or radial bars. In addition there is provided a concrete body which covers the reinforcement and the lower portion of the pylon segment. The foundation has a plurality of holders for holding the bars or radial bars of the reinforcement. The holder has an upper bracket for fixing to the pylon segment and a lower foot for receiving the bars or radial bars of the reinforcement. The length of the holder is adapted to be variable.
1. A wind power installation foundation comprising:
a reinforcement having a plurality of steel bars and radial steel bars;
a pylon segment having a plurality of holes, the plurality of radial bars of the reinforcement located in a respective hole;
a concrete body that covers the reinforcement and a lower portion of the pylon segment; and
a plurality of holders, each of the holders having an upper portion that includes an upper bracket configured to be fixed to the upper portion of the pylon segment above the concrete body and a lower portion that includes a lower foot located in the concrete body and configured to receive at least one of the bars and radial bars of the reinforcement, the upper portion of the holder being adjustable relative to the lower portion of the holder.
2. The wind power installation foundation according to claim 1 wherein the upper bracket of the holder is configured to be fixed to an upper flange of the pylon segment, wherein the upper bracket has a slot at a first end and is fixed at a second end to the lower foot.
3. The wind power installation foundation according to claim 1 wherein the lower foot has at least one of holes and slots for adjustment of the length of the holder.
4. The wind power installation foundation according to claim 1 wherein the holes in the wall of the pylon segment are one of circular, oval, and a slot.
5. The wind power installation foundation according to claim 1 wherein the plurality of steel bars are annular configuration.
6. The wind power installation foundation according to claim 1 wherein the second end of the upper bracket has holes for adjustment of the length of the holder.
7. The wind power installation foundation according to claim 1 wherein the lower foot is rotatably coupled to the second end of the upper bracket.
8. The wind power installation foundation according to claim 1 wherein a second end of the lower foot has an upwardly bend end.
9. The wind power installation foundation according to claim 1 wherein the second end of the lower foot has an angled configuration.
10. The wind power installation foundation according to claim 1 wherein the upper portion of the holder is adjustable by telescoping with the lower portion of the holder.
11. A wind power installation comprising:
a foundation having:
a reinforcement including a plurality of steel bars and radial steel bars;
a pylon segment having a lower portion that includes a plurality of holes and an upper portion, the plurality of radial bars of the reinforcement located in a respective hole;
a concrete body that covers the reinforcement and the lower portion of the pylon segment;
a plurality of holders, each of the holders having an upper portion that includes an upper bracket configured to be fixed to the upper portion of the pylon segment above the concrete body and a lower portion that includes a lower foot located in the concrete body and configured to receive at least one of the bars and radial bars of the reinforcement, wherein the upper and lower portions of the holder are variable relative to each other; and
a pylon on the foundation.
12. The wind power installation according to claim 11 wherein the lower foot has at least one of holes and slots for adjustment of the length of the holder.
13. The wind power installation foundation according to claim 11 wherein the upper and lower portions of the holder are adjustable by telescoping.
14. A method of setting up a wind power installation foundation comprising:
providing a pylon segment;
providing a reinforcement having a plurality of steel bars and radial steel bars, wherein the radial bars extend through holes in a wall of the pylon segment;
providing a plurality of holders having an upper portion that includes an upper bracket for fixing to an end of the pylon segment located above the foundation and a lower portion that includes a lower foot for receiving at least one of the bars and radial bars of the reinforcement located in the foundation; and
adjusting the upper portion and lower portion relative to each other so that the radial bars extend through the holes in the wall of the pylon segment without touching the wall of the pylon segment.
15. The method according to claim 14 wherein adjusting the length of the holder comprises moving the upper bracket relative to the lower foot.
16. The method according to claim 15 further comprising fixing the upper bracket relative to the lower foot.
17. The method according to claim 14 wherein the upper and lower portions of the holder are adjustable by telescoping.