Patent US6285090B1 successfully refreshed from Google Patents.
US6285090B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low-speed directly driven wind turbine
Assignee: Jeumont Industrie
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Filing: 1998-03-09
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Granted: 2001-09-04
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Expires: 2018-03-09
Abstract
Abstract An electrical energy production system includes a wind turbine having blades mounted on a support and which rotationally drive an alternator. The alternator includes at least one module having at least one rotor disk and one stator disk centered on an axis of the support and all of the rotor and stator disks are coaxial.
Inventors
- 👤 Patrick Brutsaert
- 👤 Jean-Marc Canini
- 👤 Raymond Michaux
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:22
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/18; H02K7/1807; H02K7/1823; H02K7/183; H02K7/1838; F; F03; F03D; F03D15/00; F03D15/20; F03D7/00; F03D7/02; F03D7/0272; F03D80/00; F03D80/50; F03D80/80; F03D80/82; F03D80/88; F03D9/00; F03D9/10; F03D9/12; F03D9/20; F03D9/25; F05; F05B; F05B2220/00; F05B2220/70; F05B2220/706; F05B2220/7066; F05B2220/7068; H02K7/10; H02K7/102; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/72; Y02E60/00; Y02E60/16; Y02E70/00; Y02E70/30
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
68 words
An electrical energy production system comprising: a wind turbine including blades mounted on a support; and a discoid alternator, the blades rotationally driving the discoid alternator, wherein the discoid alternator includes at least one module having at least one rotor disk coupled to the blades, and at least one stator disk centered on an axis of the support, wherein all of the rotor and stator disks are coaxial.
Claim 2
Dependent Claim
68 words
An electrical energy production system comprising: a wind turbine including blades mounted on a support; and a discoid alternator, the blades rotationally driving the discoid alternator, wherein the discoid alternator includes at least one module having at least one rotor disk coupled to the blades, and at least one stator disk centered on an axis of the support, wherein all of the rotor and stator disks are coaxial.
Claim 3
Dependent Claim
22 words
The energy production system in accordance with claim 1 , including one module having a rotor disk located between two stator disks.
Claim 4
Dependent Claim
22 words
The energy production system in accordance with claim 1 , including one module having a stator disk located between two rotor disks.
Claim 5
Dependent Claim
17 words
The energy production system in accordance with claim 1 , wherein the rotor disk has permanent magnets.
Claim 6
Dependent Claim
28 words
The energy production system in accordance with claim 1 , wherein the wind turbine has a nacelle and the stator disks are mounted on the wind turbine nacelle.
Claim 7
Dependent Claim
22 words
The energy production system in accordance with claim 1 , including an ac-(dc-)ac converter connected between the alternator and a supply network.
Claim 8
Dependent Claim
21 words
The energy production system in accordance with claim 6 , wherein the converter includes a pulse width modulated rectifier and inverter.
Claim 9
Dependent Claim
21 words
The energy production system in accordance with claim 1 , wherein the wind turbine includes a global operating parameter control system.
Claim 10
Dependent Claim
31 words
The energy production system in accordance with claim 1 , wherein the blades, the support, and the discoid alternator are manufactured separately and undergo final assembly on a wind turbine mast.
Claim 11
Dependent Claim
36 words
A wind turbine array including a plurality of energy production systems in accordance with claim 1 , an ac-dc converter, a dc-ac converter connected to the ac-dc converter, the dc-ac converter being connected to a network.
Claim 12
Dependent Claim
23 words
The wind turbine array in accordance with claim 10 , including an energy storing system connected between the dc-ac converter and the network.
Claim 13
Dependent Claim
31 words
The wind turbine array in accordance with claim 10 , including at least one kinetic energy storage system, fed by a dc voltage taken at an output of the ac-dc converter.
Claim 14
Dependent Claim
51 words
The wind turbine array in accordance with claim 12 , in which the kinetic energy storage system includes at least one motor which drives at least one inertial load and is fed by at least one reversible dc-ac converter, which, in turn, is connected to an output of the ac-dc converter.
Claim 15
Dependent Claim
20 words
The wind turbine array in accordance with claim 10 , wherein the ac-dc converter includes a pulse width modulated rectifier.
Claim 16
Dependent Claim
20 words
The wind turbine array in accordance with claim 10 , wherein the dc-ac converter includes a pulse width modulated inverter.
Claim 17
Dependent Claim
82 words
An electrical energy production system comprising: a wind turbine including blades mounted on a support; a discoid alternator, the blades rotationally driving the discoid alternator, wherein the discoid alternator includes at least one module having at least one rotor disk coupled to the blades, at least one stator disk centered on an axis of the support, wherein all of the rotor and stator disks are coaxial; and a shaft rotationally driven by the blades, the rotor disk being integrated into the shaft.
Claim 18
Dependent Claim
82 words
An electrical energy production system comprising: a wind turbine including blades mounted on a support; a discoid alternator, the blades rotationally driving the discoid alternator, wherein the discoid alternator includes at least one module having at least one rotor disk coupled to the blades, at least one stator disk centered on an axis of the support, wherein all of the rotor and stator disks are coaxial; and a shaft rotationally driven by the blades, the rotor disk being integrated into the shaft.
Claim 19
Dependent Claim
82 words
An electrical energy production system comprising: a wind turbine including blades mounted on a support; a discoid alternator, the blades rotationally driving the discoid alternator wherein the discoid alternator includes at least one module having at least one rotor disk coupled to the blades, and at least one stator disk centered on an axis of the support, wherein all of the rotor and stator disks are coaxial and the support includes a frame of the alternator, which covers the alternator rotor disk.
Claim 20
Dependent Claim
82 words
An electrical energy production system comprising: a wind turbine including blades mounted on a support; a discoid alternator, the blades rotationally driving the discoid alternator wherein the discoid alternator includes at least one module having at least one rotor disk coupled to the blades, and at least one stator disk centered on an axis of the support, wherein all of the rotor and stator disks are coaxial and the support includes a frame of the alternator, which covers the alternator rotor disk.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2004-09-03 | 2005-03-05 | 2005-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2008-09-03 | 2009-03-05 | 2009-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2012-09-03 | 2013-03-05 | 2013-09-04 | $7700.00 | Window Closed / Lapsed |