# US 2019/0170122 A1 · Tower segment, tower section, tower, wind turbine, and method for producing a tower segment and for connecting tower segments

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- Number: US 2019/0170122 A1
- Document ID: US20190170122A1
- Status: Published application
- Kind: A1
- Application number: 16/323,411
- Filed: 2017-08-03
- Published: 2019-06-06
- Earliest claimed: 2016-08-08
- Assignees: Wobben Properties GmbH
- Applicants: Wobben Properties GmbH
- Inventors: Markus LONGERU; Falko BÜRKNER
- Web page: https://patentgrep.com/patent/US20190170122A1

## CPC

- F03D 13/20: Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
- E04H 12/10: Truss-like structures
- E04H 12/12: of concrete or other stone-like material, with or without internal or external reinforcements, e.g. with metal coverings, with permanent form elements
- E04H 12/16: Prestressed structures
- E04H 12/342: {Arrangements for stacking tower sections on top of each other (E04H12/344 takes precedence)}
- F05B 2240/912: on a tower
- F05B 2250/131: polygonal
- F05B 2260/30: Retaining components in desired mutual position
- Y02E 10/72: Wind turbines with rotation axis in wind direction
- Y02E 10/728: Onshore wind turbines
- F03D: WIND MOTORS
- E04H: BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL (foundations E02D)
- F05B: INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION

## Abstract

A tower segment of a tower of a wind turbine, a tower portion of a wind turbine, a tower of a wind turbine, a wind turbine, a method of producing a tower segment of a wind turbine and a method of connecting tower segments of a wind turbine. The tower segment includes a compression element and a tension element, wherein the tension element is arranged with its main direction of extent substantially horizontally in the installation state and is spaced from the tower segment in a direction in orthogonal relationship with its main direction of extent and is connected to the compression element by way of an intermediate element.

## Claims

### Claim 1

A tower segment of a tower of a wind turbine, the tower segment comprising:
a compression element; and
a tension element coupled to the compression element by an intermediate element, wherein the tension element has a longitudinal length arranged substantially horizontally in an installation state and is spaced from a surface of the tower segment in a direction that is orthogonal to the longitudinal length.

### Claim 2 (depends on 1)

The tower segment according to claim 1 wherein the tension element has a clamping element.

### Claim 3 (depends on 1)

The tower segment according to claim 1 wherein the intermediate element is of a pivotable configuration.

### Claim 4 (depends on 1)

The tower segment according to claim 1 wherein the compression element has at least one lateral surface arranged and adapted in the installation state to abut a lateral surface of an adjacent tower segment.

### Claim 5 (depends on 1)

The tower segment according to claim 1 wherein the compression element has two lateral surfaces that are inclined relative to each other.

### Claim 6 (depends on 1)

The tower segment according to claim 1 wherein the intermediate element is connected to the compression element, the tension element, or both by a plurality of connecting elements.

### Claim 7 (depends on 1)

The tower segment according to claim 1 wherein the compression element has a positioning element at a connecting surface that is an upper surface or a lower surface in the installation state.

### Claim 8 (depends on 1)

The tower segment according to claim 1, wherein the tension element is coupled to the compression element by two intermediate elements, wherein a spacing between the two intermediate elements in the longitudinal length of the tension element is a multiple of a spacing between a respective one of the two intermediate elements and a closest lateral surface of the compression element.

### Claim 9 (depends on 1)

The tower segment according to claim 1 wherein the spacing between the tension element and the compression element is at a maximum 50% of a radius of a tower.

### Claim 10 (depends on 1)

A tower portion of a wind turbine comprising a plurality of tower segments according to claim 1, wherein the tension elements of adjacent tower segments are connected together, and the compression elements of adjacent tower segments abut one another.

### Claim 11 (depends on 10)

The tower portion according to claim 10 wherein upper connecting surfaces of the compression elements are in different planes than lower connecting surfaces of the compression elements.

### Claim 12 (depends on 10)

A tower of a wind turbine comprising at least one tower portion according to claim 10.

### Claim 13 (depends on 12)

A wind turbine comprising the tower according to claim 12.

### Claim 14

A method of producing a tower segment of a wind turbine the method comprising:
providing a compression element;
providing a tension element; and
connecting the tension element to the compression element using an intermediate element, wherein the tension element has a longitudinal length that extends substantially horizontally in an installation state and is spaced from the tower segment in a direction that is orthogonal to the longitudinal length.

### Claim 15 (depends on 1)

A method of connecting tower segments of a wind turbine, including:
providing two tower segments according to claim 1;
abutting the compression elements of the two tower segments; and
connecting the tension elements of the two tower segments.

### Claim 16 (depends on 3)

The tower segment according to claim 3, wherein the intermediate element is pivotably connected to the compression element, the tension element or both.

### Claim 17 (depends on 6)

The tower segment according to claim 6, wherein the plurality of connecting elements are maintenance-free.

### Claim 18 (depends on 7)

The tower segment according to claim 7, the compression element has a plurality of positioning elements.

### Claim 19 (depends on 9)

The tower segment according to claim 9, wherein the spacing between the tension element and the compression element is at a maximum 25% of a radius of a tower.
