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Collapsible tower

A technology of folding towers, pivoting shafts, applied in the direction of machines/engines, cranes, engine components, etc., which can solve the problems of cost increase, wind turbine installation cost increase, power increase, etc.

Inactive Publication Date: 2011-05-04
唐纳德·C·米勒
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The power in the wind increases as the cube of the wind speed, and thus an increase in tower height from 50 feet to 100 feet will typically result in a power increase of over 50%, but only about an 11% increase in the installed cost of the wind turbine
Almost all of this 11% cost increase is due to the more expensive tower, tower foundation and tower erection

Method used

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Embodiment Construction

[0039] Embodiments will now be described with reference to the drawings, wherein like reference numerals refer to like elements throughout. The terms used in the specification presented herein are not intended to be interpreted simply in any limited or restrictive manner, as such terms are used in connection with the detailed description of certain specific embodiments. Furthermore, the embodiments disclosed herein may include several novel features, no single one of which is solely responsive to its desirable attributes or essential to practicing the embodiments described herein.

[0040] The tower described here is of the folding type, which uses two hinges: a lower hinge connecting the tower to the foundation; and an upper hinge about halfway up the tower. The upper hinge divides the tower into upper and lower sections. The folding tower also includes a lever to which is attached a flexible tensioning member such as a steel cable. The flexible tension members can be rolle...

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PUM

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Abstract

The present invention relates to a multi-segment collapsible tower which is used for supporting a wind turbine, a windmill, a power generator, a communication device, a lighting device and a measuring device. The collapsible tower comprises an upper tower segment and a lower tower segment which are pivotably connected with an upper hinge, a lever and a lower hinge. The lower hinge attaches the lower tower segment to an anchor foundation at a state the concrete is not required, wherein, devices which are equipped to the top part of the tower can be approached through lowering one part of the tower. Two tower segments and the lever are assembled on the ground through connecting the upper segment with the lower segment by means of hinges, and furthermore the lower tower segment is hinged with the foundation of the tower. The hinged tower segment is raised through pulling the top of the tower to the foundation of the tower for vertically lifting and inclining the tower segment. The upper segment is shorter than the lower segment. Furthermore a removable mounting extension part which is attached with the top of the tower can lift the lower segment to a vertical position.

Description

technical field [0001] The present invention relates to a tower support structure and a method for erecting a tower support structure. Background technique [0002] In many types of terrain, wind power is typically harvested by positioning and holding wind turbines into the wind at some height above the ground. To achieve this, a vertically standing tower structure is used to mount the rotors and gondolas that generate the power. Wind turbines are typically installed in areas with a clear horizontal line of sight at hub level to allow wind to flow into the blades of the wind turbine, creating at least air turbulence through the surrounding environment. [0003] Tower structures for wind turbines are constructed to accommodate and withstand the weight of wind turbine components, wind forces acting on the wind turbine blades and on the tower, stresses caused by changes in direction of spinning wind turbine blades, forces on the blades The vibration caused by the aerodynamic ...

Claims

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Application Information

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IPC IPC(8): B66C23/68
CPCF05B2240/9152
Inventor 唐纳德·C·米勒
Owner 唐纳德·C·米勒
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