DK1707807T3 - Fremgangsmåder og apparat til energikonvertering af pitchregulering - Google Patents

Fremgangsmåder og apparat til energikonvertering af pitchregulering Download PDF

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Publication number
DK1707807T3
DK1707807T3 DK06251329.6T DK06251329T DK1707807T3 DK 1707807 T3 DK1707807 T3 DK 1707807T3 DK 06251329 T DK06251329 T DK 06251329T DK 1707807 T3 DK1707807 T3 DK 1707807T3
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DK
Denmark
Prior art keywords
pitch
pitch motor
wind turbine
bridge
connection voltage
Prior art date
Application number
DK06251329.6T
Other languages
English (en)
Inventor
Cyrus David Harbourt
Jeffrey Alan Mulius
Amy Marlene Ridenour
David Gerard Wanner Jr
Howard Ross Edmunds
Andrew Scott Wilkinson
Original Assignee
Gen Electric
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Application filed by Gen Electric filed Critical Gen Electric
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Publication of DK1707807T3 publication Critical patent/DK1707807T3/da

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D7/00—Controlling wind motors 
    • F03D7/02—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/022—Adjusting aerodynamic properties of the blades
    • F03D7/0224—Adjusting blade pitch
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • 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
    • F05B2260/00—Function
    • F05B2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/76—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism using auxiliary power sources
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wind Motors (AREA)
  • Dc-Dc Converters (AREA)
  • Control Of Eletrric Generators (AREA)

Claims (10)

1. Fremgangsmåde til at strømforsyne et pitchmotor-drevsystem (400) til mindst en DC-pitchmotor (410) afen vindmølle (100), hvor den mindst ene DC-pitchmotor driver variabelt vingepitchdrev; fremgangsmåden omfattende: at ensrette en spænding ved anvendelse afen brokobling (402) for derved at forsyne en ensrettet DC-forbindelsesspænding (419) til en bro (404) omfattende aktive skifteindretninger (406) konfigureret til at skifte DC-forbindelsesspændingen; at konfigurere broen (404) af aktive skifteindretninger til at skifte DC-forbindelsesspændingen (419) og forsyne den skiftede DC-forbindelsesspænding til den mindst ene DC-pitchmotor (410); og at anvende mindst en forbindelseskondensator (408) forbundet til broen (404) af aktive skifteindretninger til at udglatte DC-forbindelsesspændingen (419) og agere som en energimodtager og -kilde til den mindst ene DC-pitchmotor (410).
2. Fremgangsmåde ifølge krav 1, endvidere omfattende at anvende mindst en dynamisk bremsemodstand (418) til at sprede regenerativ energi fra den mindst ene DC-pitchmotor (410) og at anvende en flerhed af forbindelseskondensatorer (408) til at udglatte DC-forbindelsesspændingen og agere som en energimodtager og -kilde af den mindst ene DC-pitchmotor.
3. Fremgangsmåde ifølge krav 1 eller krav 2, hvor vindmøllen (100) omfatter en flerhed af DC-pitchmotorer (410) hver drevet af et separate pitchmotor-drevsystem (400), og fremgangsmåden endvidere omfatter at dele DC-forbindelsesspændingen mellem en flerhed af pitchmotor-drevsystemer.
4. System til at forsyne strøm til mindst en DC-pitchmotor (410) afen vindmølle (100), hvor den mindst ene DC-pitchmotor driver variabelt vingepitchdrev; systemet omfattende: en brokobling (402) koblet til en energikilde og konfigureret til at forsyne en ensrettet DC-forbindelsesspænding (419) til en bro (404) omfattende aktive skifteindretninger (406); broen (404) af aktive skifteindretninger (406) konfigureret til at skifte DC-forbindelsesspændingen (419) og forsyne den skiftede DC-forbindelsesspænding til den mindst ene DC-pitchmotor (410); og mindst en forbindelseskondensator (408) forbundet til broen (404) af aktive skifteindretninger i kredsløb; forbindelseskondensatoren konfigureret til at udglatte DC-forbindelsesspændingen (419) og agere som en energimodtager og -kilde for den mindst ene DC-pitchmotor.
5. System ifølge krav 4, endvidere omfattende mindst en dynamisk bremsemodstand (418) i kredsløb og konfigureret til at sprede regenerativ energi fra pitchmotor-drevsystemet.
6. System ifølge krav 4 eller krav 5, havende en flerhed af DC-pitchmotorer (410) drevet af separate pitchmotor-drevsystemer (400), og systemet konfigureret til at dele DC-forbindelsesspændingen mellem flerheden af pitchmotor-drevsystemer.
7. Vindmølle (100) omfattende en rotor (106) havende mindst en vinge (108) virksomt koblet til mindst en DC-pitchmotor (410), og et strømforsyningssystem ifølge krav 4.
8. Vindmølle (100) ifølge krav 7, hvor strømforsyningssystemet endvidere omfatter mindst en dynamisk bremsemodstand (418) konfigureret til at sprede regenerativ energi.
9. En vindmølle (100) ifølge krav 7 eller krav 8, hvor strømforsyningssystemet endvidere omfatter en flerhed af forbindelseskondensatorerne (408) konfigureret til at udglatte DC-forbindelsesspændingen og agere som en energimodtager og -kilde.
10. Vindmølle (100) ifølge et hvilket som helst af kravene 7 til 9, havende en flerhed af vingerne (108) hver virksomt koblet til en af en flerhed af DC-pitchmotorer (410) drevet af separate pitchmotor-drevsystemer (400) som er konfigurerede til at dele DC-forbindelsesspændingen mellem flerheden af DC-pitchmotorer.
DK06251329.6T 2005-03-15 2006-03-14 Fremgangsmåder og apparat til energikonvertering af pitchregulering DK1707807T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/080,017 US7126236B2 (en) 2005-03-15 2005-03-15 Methods and apparatus for pitch control power conversion

Publications (1)

Publication Number Publication Date
DK1707807T3 true DK1707807T3 (da) 2015-07-06

Family

ID=36407933

Family Applications (1)

Application Number Title Priority Date Filing Date
DK06251329.6T DK1707807T3 (da) 2005-03-15 2006-03-14 Fremgangsmåder og apparat til energikonvertering af pitchregulering

Country Status (8)

Country Link
US (1) US7126236B2 (da)
EP (1) EP1707807B1 (da)
CN (1) CN1835382B (da)
AU (1) AU2006200782B8 (da)
BR (1) BRPI0600894B1 (da)
CA (1) CA2538578C (da)
DK (1) DK1707807T3 (da)
ES (1) ES2541129T3 (da)

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Also Published As

Publication number Publication date
US20060208493A1 (en) 2006-09-21
CN1835382A (zh) 2006-09-20
AU2006200782B2 (en) 2011-11-10
BRPI0600894A (pt) 2007-02-21
BRPI0600894B1 (pt) 2023-01-24
CA2538578A1 (en) 2006-09-15
CN1835382B (zh) 2012-11-28
AU2006200782A1 (en) 2006-10-05
AU2006200782B8 (en) 2011-12-01
EP1707807B1 (en) 2015-05-13
CA2538578C (en) 2015-06-23
EP1707807A1 (en) 2006-10-04
ES2541129T3 (es) 2015-07-16
US7126236B2 (en) 2006-10-24

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