# US 7,610,723 B2 · Wind energy plant with drainage

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- Number: US 7,610,723 B2
- Document ID: US7610723B2
- Status: Granted
- Kind: B2
- Application number: 12/072,143
- Filed: 2008-02-25
- Published: 2008-06-19
- Granted: 2009-11-03
- Earliest claimed: 2003-02-01
- Inventors: Aloys Wobben
- Web page: https://patentgrep.com/patent/US7610723B2

## CPC

- F03D 13/22: {Foundations specially adapted for wind motors}
- F03D 9/25: the apparatus being an electrical generator (F03D9/22 takes precedence)
- F03D 13/10: Assembly of wind motors; Arrangements for erecting wind motors
- F03D 13/20: Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
- F03D 13/25: specially adapted for offshore installation
- F03D 80/60: Cooling or heating of wind motors
- F05B 2230/60: Assembly methods
- F05B 2240/14: Casings, housings, nacelles, gondels or the like, protecting or supporting assemblies there within
- F05B 2240/95: offshore
- F05B 2250/231: cylindrical
- F05B 2260/64: Aeration, ventilation, dehumidification or moisture removal of closed spaces
- H01F 27/025: {Constructional details relating to cooling}
- H01F 27/085: {Cooling by ambient air}
- Y02E 10/727: Offshore wind turbines
- Y02P 70/50: Manufacturing or production processes characterised by the final manufactured product
- F03D: WIND MOTORS
- 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
- H01F: MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02P: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS

## Abstract

A wind power installation comprising a pylon comprising a pylon, a generator supported by the pylon and rotor blades coupled to the generator. The wind power installation further includes a first door to allow entrance into and exit from the interior of the pylon, a first level disposed in the interior of the pylon and directly accessible via the first door, the first level having a lock space including living quarters or sanitary equipment disposed therein. In addition, the wind power installation includes a second door disposed between the lock space and other portions of the interior of the pylon, wherein the second door is moisture-tight, a second level, disposed in the interior of the pylon and accessible via the second door, and a power module including a transformer housed in a moisture-tight container and electrically coupled to the generator, wherein the power module is disposed in the other portions of the interior of the pylon.

## Claims

### Claim 1

A wind power installation comprising:
a pylon;
a generator supported by the pylon;
rotor blades coupled to the generator;
a first door to allow entrance into and exit from the interior of the pylon;
a first level disposed in the interior of the pylon and directly accessible via the first door, the first level having a lock space including living quarters or sanitary equipment disposed therein, wherein the lock space includes a floor having a grating portion to allow liquid to pass there through;
a second door disposed between the lock space and other portions of the interior of the pylon, wherein the second door is moisture-tight;
a water-impervious panel, disposed beneath at least a portion of the grating portion of the floor of the lock space;
an opening in the wall of the pylon, wherein the opening is coupled to the water-impervious panel so that liquid can flow from the panel through the opening and exit the interior of the pylon;
a second level, disposed in the interior of the pylon and accessible via the second door; and
a power module including a transformer housed in a moisture-tight container and electrically coupled to the generator, wherein the power module is disposed in the other portions of the interior of the pylon.

### Claim 2 (depends on 1)

The wind power installation of claim 1 wherein the floor of the lock space is fixed directly to the interior wall of the pylon.

### Claim 3 (depends on 1)

The wind power installation of claim 1 wherein the first door opens to the grating portion of the floor of the lock space.

### Claim 4 (depends on 1)

The wind power installation of claim 1 wherein the grating portion is fixedly mounted to the interior of the pylon wall.

### Claim 5 (depends on 1)

The wind power installation of claim 1 wherein the second level is below the first level.

### Claim 6 (depends on 1)

The wind power installation of claim 1 wherein portions of the power module are disposed on the second level.

### Claim 7 (depends on 1)

The wind power installation of claim 1 wherein the lock space includes a control cabinet and a control desk.

### Claim 8 (depends on 1)

The wind power installation of claim 1 wherein the pylon is fixed to a foundation and wherein the floor of the lock space is suspended above the foundation and fixed directly to the interior wall of the pylon.

### Claim 9

A wind power installation comprising:
a pylon;
a generator supported by the pylon;
rotor blades coupled to the generator;
a first door to allow entrance into and exit from the interior of the pylon;
a first level disposed in the interior of the pylon and directly accessible via the first door, the first level having a lock space including living quarters or sanitary equipment disposed therein, wherein lock space includes two portions including:
a lock entrance space having first and second boundaries wherein the first boundary of the lock entrance space is adjacent to the first door; and
a lock central space having first and second boundaries wherein the first boundary of the lock central space is adjacent to the second door, wherein the living quarters and sanitary equipment are disposed in the lock central space;
a second door disposed between the lock space and other portions of the interior of the pylon, wherein the second door is moisture-tight;
a second level, disposed in the interior of the pylon and accessible via the second door;
a third door disposed between the second boundary of the lock entrance space and the second boundary of the lock central space; and
a power module including a transformer housed in a moisture-tight container and electrically coupled to the generator, wherein the power module is disposed in the other portions of the interior of the pylon.

### Claim 10 (depends on 9)

The wind power installation of claim 9 wherein the third door is moisture-tight.

### Claim 11 (depends on 9)

The wind power installation of claim 9 wherein portions of the power module are disposed on the second level.

### Claim 12 (depends on 9)

The wind power installation of claim 9 wherein the lock space includes a control cabinet and a control desk.

### Claim 13 (depends on 9)

The wind power installation of claim 9 wherein the pylon is fixed to a foundation and wherein the floor of the lock space is suspended above the foundation and fixed directly to the interior wall of the pylon.

### Claim 14 (depends on 9)

The wind power installation of claim 9 further including:
a water-impervious panel, disposed beneath at least a portion of a grating portion of the floor of the lock space;
an opening in the wall of the pylon, wherein the opening is coupled to the water-impervious panel so that liquid can flow from the panel through the opening and exit the interior of the pylon.

### Claim 15 (depends on 14)

The wind power installation of claim 14 wherein the grating portion is fixedly mounted to the interior of the pylon wall.

### Claim 16 (depends on 9)

The wind power installation of claim 9 wherein the second level is below the first level.

### Claim 17

A wind power installation comprising:
a pylon;
a generator supported by the pylon;
rotor blades coupled to the generator;
a first door to allow entrance into and exit from the interior of the pylon;
a first level disposed in the interior of the pylon and directly accessible via the first door, the first level having a lock space including living quarters or sanitary equipment disposed therein, wherein the lock space includes a floor, wherein the floor of the lock space includes a grating portion to allow liquid to pass there through and wherein the lock space includes two portions including:
a lock entrance space having first and second boundaries wherein the first boundary of the lock entrance space is adjacent to the first door; and
a lock central space having first and second boundaries wherein the first boundary of the lock central space is adjacent to the second door, wherein the living quarters and sanitary equipment are disposed in the lock central space;
a second door disposed between the lock space and other portions of the interior of the pylon, wherein the second door is moisture-tight;
a second level, disposed in the interior of the pylon and accessible via the second door;
a third door disposed between the second boundary of the lock entrance space and the second boundary of the lock central space; and
a power module including a transformer housed in a moisture-tight container and electrically coupled to the generator, wherein the power module is disposed in the other portions of the interior of the pylon.

### Claim 18 (depends on 17)

The wind power installation of claim 17 wherein the third door is moisture-tight.
