IP Library Granted Patent US 9,261,073
Granted Patent B2
US 9,261,073 · App. 13/871,775 · Granted Feb 16, 2016

Wind energy system and method for using same

Inventors: Timothy Blake (Worcester, GB); George Harold Ryton (Par, GB); Hassan Mansir (Maidenhead, GB); Nicholas James Hemingway (Pencader, GB)
Assignee: LGT Advanced Technology Limited
F03D1/04F03D1/025F03D1/0625F03D7/0204F03D11/02F05B2240/133F05B2240/9151F05B2260/404F05B2260/406F05B2260/4031F05B2260/42Y02E10/721Y02E10/722Y02E10/723Y02E10/728
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Quick Facts
Patent No.
US 9,261,073
App. No.
13/871,775
Granted
Feb 16, 2016
Kind
B2
Abstract

A wind energy system comprising a wind turbine comprising a cowling surrounded by a diffuser and a plurality of inner rotor blades located inside of the cowling that rotate about an inner hub, a plurality of outer rotor blades positioned between the diffuser and the cowling that are counter-rotating relative to the plurality of inner rotor blades, a drive mechanism located within the inner rotor hub, a dynamic telescopic tower, and a tower support that connects the wind turbine to the dynamic telescopic tower.

Claims (80)

1. A wind energy system comprising:

(a) a wind turbine comprising a cowling surrounded by a diffuser;

(b) a plurality of inner rt or blades located inside of the cowling, wherein the plurality of inner rotor blades rotates about an inner rotor hub;

(c) a plurality of outer rotor blades positioned between the diffuser and the cowling, wherein the plurality of outer rotate in an opposite direction to that of the plurality of inner rotor blades;

(d) a drive mechanism located within the inner rotor hub;

(e) a dynamic telescopic tower with a height that adjusts automatically by electric motors controlled by a controller based on input from sensors located in the dynamic telescopic tower and on the wind turbine:

(f) a tower support that connects the wind turbine to the dynamic telescopic tower; and

(g) one or more hydraulic accumulators that compress a gas and use the compressed gas to force a pressurized liquid through a controlled release valve and through high-pressure pipes to drive a hybrid variable displacement hydraulic pump.

2. A wind energy system comprising:

(a) a. wind turbine comprising a cowling surrounded by a diffuser;

(b) a plurality of first inner rotor blades located inside of the cowling, wherein the plurality of first inner rotor blades rotates about a first inner rotor hub;

(c) a plurality of second inner rotor blades located inside of the cowling and behind the plurality of first inner rotor blades, wherein the plurality of second inner rotor blades rotate in an opposite direction to that of the plurality of first inner rotor blades:,

(d) a plurality of outer rotor blades positioned between the diffuser and the cowling, wherein the plurality of outer rotor blades rotate in an opposite direction to that of the plurality of inner rotor blades;

(e) a drive mechanism located within the first inner rotor hub, wherein the drive mechanism drives a gear that drives multiple hydraulic pumps, and wherein the drive mechanism comprises an electromagnetic coupling that couples and decouples the hydraulic pumps from the gear, thereby allowing individual hydraulic pumps to be turned on or off depending on available wind speed and hydraulic pressure;

(f) a dynamic telescopic tower with a height that adjusts automatically by electric motors controlled by a controller based on input from sensors located in the dynamic telescopic tower and on the wind turbine; and

(g)a tower support that connects the wind turbine to the dynamic telescopic tower.

3. A wind energy system comprising:

(a) as wind turbine comprising a cowling surrounded by a diffuser;

(b) a plurality of first inner rotor blades located inside a the cowling, wherein the plurality of inner rotor blades rotates about a first inner rotor hub;

(c) a plurality of second inner rotor blades located inside of the cowling and behind the plurality of first inner rotor blades, wherein the plurality of second inner rotor blades rotate in an opposite direction to that of the plurality of first inner rotor blades;

(d) a plurality of outer rotor blades positioned between the diffuser and the cowling, wherein the plurality of outer rotor blades rotates in the same direction as the second inner rotor blades;

(e) a drive mechanism located within the first inner rotor hub, wherein the drive mechanism drives a gear that drives multiple hydraulic pumps, and wherein the drive mechanism comprises an electromagnetic coupling that couples and decouples the hydraulic pumps from the gear, thereby allowing individual hydraulic pumps to be turned on or off depending on available wind speed and hydraulic pressure;

(f) a dynamic telescopic tower with a height that adjusts automatically by electric motors controlled by a controller based on input from sensors located in the dynamic telescopic tower and on the wind turbine; and

(g) a tower support that connects the wind turbine to the dynamic telescopic tower.

4. A wind energy system comprising:

(a) a wind turbine comprising a cowling surrounded by a diffuser;

(b) a plurality of inner rotor blades located inside of the cowling, wherein the plurality of inner rotor blades rotates about a first inner rotor hub;

(c) a drive mechanism located within the inner rotor hub, wherein the drive mechanism drives a gear that drives multiple hydraulic pumps, and wherein the drive mechanism comprises an electromagnetic coupling that couples and decouples the hydraulic pumps from the gear, thereby allowing individual hydraulic pumps to be turned on or off depending on available wind speed and hydraulic pressure;

(d) a dynamic telescopic tower with a height that adjusts automatically by electric motors controlled by a controller based on input from sensors located in the dynamic telescopic tower and on the wind turbine; and

(e) a tower support that connects the wind turbine to the dynamic telescopic tower.

5. A wind energy system comprising:

(a) a wind turbine comprising a cowling, surrounded by a diffuser;

(b) a plurality of first inner rotor blades located inside of the cowling, wherein the plurality of inner rotor blades rotates about a first inner rotor hub;

(c) a plurality of second inner rotor blades located inside of the cowling and behind the plurality of first inner rotor blades, wherein the plurality of second inner rotor blades rotate in an opposite direction to that of the plurality of first inner rotor blades;

(d) a drive mechanism located within the first inner rotor hub, wherein the drive mechanism drives a gear that drives multiple hydraulic pumps, and wherein the drive mechanism comprises an electromagnetic coupling that couples and decouples the hydraulic pumps from the gear, thereby allowing individual hydraulic pumps to be turned on or off depending on available wind speed and hydraulic pressure;

(e) a dynamic telescopic tower with a height that adjusts automatically by electric motors controlled by a controller based on input from sensors located in the dynamic telescopic tower and on the wind turbine; and

(f) a tower support that connects the wind turbine to the dynamic telescopic tower.

6. A wind energy system comprising:

(a) at a wind turbine comprising a cowling surrounded by a diffuser:

(b) a plurality of first inner rotor blades located inside of the cowling, wherein the plurality of inner rotor blades rotates about a first inner rotor hub;

(c) a plurality of second inner rotor blades located inside of the cowling and behind the plurality of first inner rotor blades, wherein the plurality of second inner rotor blades rotates in the same direction as the plurality of first inner rotor blades;

(d) as drive mechanism located within the first inner rotor hub, wherein the drive mechanism drives a gear that drives multiple hydraulic pumps, and wherein the drive mechanism comprises an electromagnetic coupling that couples and decouples the hydraulic pumps from the gear, thereby allowing individual hydraulic pumps to be turned on or of depending on available wind speed and hydraulic pressure;

(e) a dynamic telescopic tower with a height that adjusts automatically by electric motors controlled by a controller based on input from sensors located in the dynamic telescopic tower and on the wind turbine; and

(f) a tower support that connects the wind turbine to the dynamic telescopic tower.

7. A wind energy system comprising;

(a) a wind turbine comprising a cowling surrounded by a diffuser;

(b) a plurality of first inner rotor blades located inside of the cowling, wherein the plurality of first inner rotor blades rotates about a first inner rotor hub;

(c) a plurality of second inner rotor blades located inside of the cowling and behind the plurality of first inner rotor blades, wherein the plurality of second inner rotor blades rotate in an opposite direction to that of the plurality of first inner rotor blades;

(d) a plurality of outer rotor blades positioned between the diffuser and the cowling, wherein the plurality of outer rotor blades rotate in an opposite direction to that of the plurality of inner rotor blades;

(e) a drive mechanism located within the first inner rotor hub, wherein the drive mechanism drives a gear that drives multiple pneumatic pumps, and wherein the drive mechanism comprises an electromagnetic coupling that couples and decouples the pneumatic pumps from the gear, thereby allowing individual pneumatic pumps to be turned on or off depending on available wind speed and pneumatic pressure;

(f) a dynamic telescopic tower with a height that adjusts automatically by electric motors controlled by a controller based on input from sensors located in the dynamic telescopic tower and on the wind turbine; and

(g) a tower support that connects the wind turbine to the dynamic telescopic tower.

8. A wind energy system comprising:

(a) a wind turbine comprising a cowling surrounded by a diffuser:

(b) a plurality of first inner rotor blades located inside of the cowling, wherein the plurality of inner rotor blades rotates about a first inner rotor hub;

(c) a plurality of second inner rotor blades located inside of the cowling and behind the plurality of first inner rotor blades, wherein the plurality of second inner rotor blades rotate in an opposite direction to that of the plurality of first inner rotor blade,

(d) a plurality of outer rotor blades positioned between the diffuser and the cowling, wherein the plurality of outer rotor blades rotates in the same direction as the second inner rotor blades;

(e) a drive mechanism located within the first inner rotor hub, wherein the drive mechanism drives a gear that drives multiple pneumatic pumps, and wherein the drive mechanism comprises an electromagnetic coupling that couples and decouples the pneumatic pumps from the gear, thereby allowing individual pneumatic pumps to be turned on or off depending on available wind speed and pneumatic pressure;

(f) a dynamic telescopic tower with a height that adjusts automatically by electric motors controlled by a controller based on input from sensors located in the dynamic telescopic tower and on the wind turbine; and

(g) a tower support that connects the wind turbine to the dynamic telescopic tower.

9. A wind energy system comprising:

(a) a wind turbine comprising a cowling surrounded by a diffuser;

(b) a plurality of inner rotor blades located inside of the cowling, wherein the plurality of inner rotor blades rotates about a first inner rotor hub;

(c) a drive mechanism located within the inner rotor hub, wherein the drive mechanism drives a gear that drives multiple pneumatic pumps, and wherein the drive mechanism comprises an electromagnetic coupling that couples and decouples the pneumatic pumps from the gear, thereby allowing individual pneumatic pumps to be turned on or off depending on available wind speed and pneumatic pressure;

(d) a dynamic telescopic tower with a height that adjusts automatically by electric motors controlled by a controller based on input from sensors located in the dynamic telescopic tower and the wind turbine; and

(e) a tower support that connects the wind turbine to the dynamic. telescopic tower.

10. A wind energy system comprising:.

(a) a wind turbine comprising a cowling surrounded by a diffuser;

(b) a plurality of first inner rotor blades located inside of the cowling, wherein the plurality a inner rotor blades rotates about a first inner rotor hub;

(c) a plurality of second inner rotor blades located inside of the cowling and behind the plurality of first inner rotor blades, wherein the plurality of second inner rotor blades rotate in an opposite direction to that of the plurality, of first inner rotor blades;

(d) a drive mechanism located within the first inner rotor hub, wherein the drive mechanism drives a gear that drives multiple, pneumatic pumps, and wherein the drive mechanism comprises an electromagnetic coupling that couples and decouples the pneumatic pumps from the gear, thereby allowing individual pneumatic pumps to be turned on or off depending on available wind speed and pneumatic pressure;

(e) a dynamic telescopic tower with a height that adjusts automatically by electric motors controlled by a controller based on input from sensors located in the dynamic telescopic tower and on the wind turbine; and

(f) a tower support that connects the wind turbine to the dynamic telescopic tower.

11. A wind energy system comprising:

(a) a wind turbine comprising a cowling surrounded by a diffuser;

(b) a plurality of first inner rotor blades located inside of the cowling, wherein the plurality of inner rotor blades rotates about a first inner rotor hub;

(c) a plurality of second inner rotor blades located inside of the cowling and behind the plurality of first inner rotor blades, wherein the plurality of second inner rotor blades rotates in the same direction as the plurality of first inner rotor blades;

(d) a drive, mechanism located within the first inner rotor hub, wherein the drive mechanism drives a gear that drives multiple pneumatic pumps, and wherein the drive mechanism comprises an electromagnetic coupling that couples and decouples the pneumatic pumps from the gear, thereby allowing individual pneumatic pumps to be turned on or off depending on available wind speed and pneumatic pressure;

(e) a dynamic telescopic tower with a height that adjusts automatically by electric motors controlled by a controller based on input from sensors located in the dynamic telescopic tower and on the wind turbine; and

(f) a tower support that connects the wind turbine to the dynamic telescopic tower.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 18, 2023
From: HW POWER LIMITED
To: HFI IP HOLDINGS LIMITED
Reel/Frame 064300/0026 →
CHANGE OF NAME Recorded Oct 29, 2022
From: LGT HYDROGEN LIMITED
To: HW POWER LIMITED
Reel/Frame 061586/0552 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 27, 2022
From: LGT INTELLECTUAL PROPERTY LIMITED
To: LGT HYDROGEN LIMITED
Reel/Frame 061564/0898 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 3, 2020
From: LGT ADVANCED TECHNOLOGY LIMITED
To: LGT INTELLECTUAL PROPERTY LIMITED
Reel/Frame 053688/0719 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 10, 2013
From: BLAKE, TIMOTHY; RYTON, GEORGE HAROLD; MANSIR, HASSAN; HEMINGWAY, NICHOLAS JAMES
To: LGT ADVANCED TECHNOLOGY LIMITED
Reel/Frame 031787/0943 →
Continuity (2)
Continuation In Part 13526407 · Jun 18, 2012
Related Publication 20130336775A1 · Dec 19, 2013