DK2853733T3 - Rotorvingeanordning med underlagsplade til at dæmpe pitchlejebelastninger - Google Patents

Rotorvingeanordning med underlagsplade til at dæmpe pitchlejebelastninger Download PDF

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Publication number
DK2853733T3
DK2853733T3 DK14185084.2T DK14185084T DK2853733T3 DK 2853733 T3 DK2853733 T3 DK 2853733T3 DK 14185084 T DK14185084 T DK 14185084T DK 2853733 T3 DK2853733 T3 DK 2853733T3
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DK
Denmark
Prior art keywords
rotor blade
support plate
pitch bearing
hub
root
Prior art date
Application number
DK14185084.2T
Other languages
English (en)
Inventor
Eric Morgan Jacobsen
Adam Daniel Minadeo
Alexander William Vossler
Original Assignee
Gen Electric
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of DK2853733T3 publication Critical patent/DK2853733T3/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
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/0608—Rotors characterised by their aerodynamic shape
    • F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
    • 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
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/065—Rotors characterised by their construction elements
    • F03D1/0658—Arrangements for fixing wind-engaging parts to a hub
    • 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
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/70—Bearing or lubricating arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/07—Fixing them on the shaft or housing with interposition of an element
    • F16C35/077—Fixing them on the shaft or housing with interposition of an element between housing and outer race ring
    • 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
    • F05B2230/00—Manufacture
    • F05B2230/80—Repairing, retrofitting or upgrading methods
    • 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
    • F05B2250/00—Geometry
    • F05B2250/20—Geometry three-dimensional
    • F05B2250/29—Geometry three-dimensional machined; miscellaneous
    • F05B2250/292—Geometry three-dimensional machined; miscellaneous tapered
    • 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
    • F05B2260/79—Bearing, support or actuation arrangements therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
    • F16C19/08—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with two or more rows of balls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
    • F16C2226/50—Positive connections
    • F16C2226/60—Positive connections with threaded parts, e.g. bolt and nut connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/31—Wind motors
    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Wind Motors (AREA)

Claims (12)

1. Rotorvingeanordning (50) til en vindmølle (10), hvor rotorvingeanordningen (50) omfatter: en rotorvinge (20), der inkluderer et legeme, der strækker sig mellem en vingerod (46) og en vingespids (24); et pitchleje (52) omfattende en yderring (54), en inderring (56), og en flerhed af rulleelementer mellem yderringen (54) og inderringen (56) således at inderringen (56) er roterbar i forhold til yderringen (54), hvor inderringen (56) er koblet til vingeroden (46) igennem en rodfastgørelsesanordning (40), yderringen (54) er konfigureret til at koble til et nav af vindmøllen (10); og mindst en underlagsplade (100) konfigureret mellem inderringen (56) og vingeroden, hvor underlagspladen (100) er konfigureret til at dæmpe belastninger i pitchlejet (52) induceret deri af nævnte rotorvinge (20), kendetegnet ved at nævnte mindst ene underlagsplade (100) omfatter modstående konisk-hældende langsgående kanter (104, 204).
2. Rotorvingeanordningen (50) ifølge krav 1, hvor inderringen (56) omfatter en øverste overflade, der definerer en radial dimension, hvor underlagspladen (100) har en bredde, der er lig med eller mindre end den radiale dimension.
3. Rotorvingeanordningen (50) ifølge et hvilket som helst af de foregående krav, yderligere omfattende en flerhed af underlagsplader (100) anbragt med afstand periferisk omkring inderringen (56), hvor flerheden af underlagsplader (100) er fastgjort mellem inderringen (56) og vingeroden (46).
4. Rotorvingeanordningen (50) ifølge krav 3, hvor mindst en af underlagspladerne (100) er placeret på en trykside af pitchlejet (52) tilsvarende en tryksideoverflade af rotorvingen (20) og mindst en af underlagspladerne (100) er placeret på en sugningsside af pitchlejet (52) tilsvarende en sugningssideoverflade af rotorvingen (20).
5. Rotorvingeanordningen (50) ifølge et hvilket som helst af de foregående krav, yderligere omfattende mindst en underlagsplade (100) mellem yderringen (54) og navet.
6. Rotorvingeanordningen (50) ifølge et hvilket som helst af de foregående krav, hvor den mindst ene underlagsplade (100) omfatter en base og mindst en tilspidset kant.
7. Rotorvingeanordningen (50) ifølge et hvilket som helst af de foregående krav, hvor den mindst ene underlagsplade (100) omfatter et eller flere gennemgående huller, hvor hvert af de gennemgående huller svarer til en af en rodbolt af vingeroden eller en navbolt af navet, hvor de gennemgående huller er konfigureret til at koble underlagspladen mellem en af inderringen og vingeroden eller yderringen og navet.
8. Rotorvingeanordningen (50) ifølge krav 7, hvor den mindst ene underlagsplade (100) omfatter et eller flere segmenter, hvor hvert af segmenterne omfatter en slids, hvor slidserne af hvert segment danner de gennemgående huller, når segmenterne er forbundet.
9. Rotorvingeanordningen (50) ifølge et hvilket som helst af de foregående krav, hvor den mindst ene underlagsplade (100) yderligere omfatter en tilspidset radial kant.
10. Fremgangsmåde (500) til at dæmpe belastninger i et pitchleje (52) afen vindmølle (10), hvilken fremgangsmåde omfatter: at tilvejebringe (502) en rotorvinge (20) konfigureret til at koble til et nav afen vindmølle (10) via pitchlejet (52), hvor pitchlejet (52) omfatter en yderring (54) og en inderring (52); at identificere (504) mindst en position på pitchlejet (52), der oplever en belastning; at installere (506) mindst en underlagsplade (100) ved den identificerede position, hvor nævnte mindst ene underlagsplade (100) omfatter modstående konisk-hældende langsgående kanter (104, 204); og at fastgøre (508) rotorvingen (20) til navet af vindmøllen (10) via pitchlejet (52) og en rodfastgørelsesanordning (40) således at underlagspladen (100) dæmper belastningen i pitchlejet under drift af vindmøllen (10) induceret deri af nævnte rotorvinge (20).
11. Fremgangsmåden (500) ifølge krav 10, yderligere omfattende at dimensionere underlagspladen (100) til at akkommodere belastningen.
12. Fremgangsmåden (500) ifølge krav 10 eller krav 11, hvor belastningen er repræsentativ for mindst en af kuglelejekontaktspændinger, vingerod resulterende momenter, eller hårde trykpunkter.
DK14185084.2T 2013-09-25 2014-09-17 Rotorvingeanordning med underlagsplade til at dæmpe pitchlejebelastninger DK2853733T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14/036,463 US9523348B2 (en) 2013-09-25 2013-09-25 Rotor blade assembly with shim plate for mitigation pitch bearing loads

Publications (1)

Publication Number Publication Date
DK2853733T3 true DK2853733T3 (da) 2018-02-05

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US (1) US9523348B2 (da)
EP (1) EP2853733B1 (da)
DK (1) DK2853733T3 (da)

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Publication number Publication date
EP2853733A1 (en) 2015-04-01
EP2853733B1 (en) 2018-01-03
US9523348B2 (en) 2016-12-20
US20150086359A1 (en) 2015-03-26

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