DK2482418T3 - Aktiv desynkronisering af omskiftningsomformere - Google Patents

Aktiv desynkronisering af omskiftningsomformere Download PDF

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Publication number
DK2482418T3
DK2482418T3 DK11152893.1T DK11152893T DK2482418T3 DK 2482418 T3 DK2482418 T3 DK 2482418T3 DK 11152893 T DK11152893 T DK 11152893T DK 2482418 T3 DK2482418 T3 DK 2482418T3
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DK
Denmark
Prior art keywords
switching
current generating
power generation
park
signal
Prior art date
Application number
DK11152893.1T
Other languages
English (en)
Inventor
Michael Jensen
Kim Hoej Jensen
Original Assignee
Siemens Ag
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.)
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Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
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Publication of DK2482418T3 publication Critical patent/DK2482418T3/da

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/24—Arrangements for preventing or reducing oscillations of power in networks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/01—Arrangements for reducing harmonics or ripples
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/381—Dispersed generators
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
    • H02J2300/20—The dispersed energy generation being of renewable origin
    • H02J2300/28—The renewable source being wind energy
    • 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
    • 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
    • Y02E10/76—Power conversion electric or electronic aspects
    • 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
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/40—Arrangements for reducing harmonics

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Eletrric Generators (AREA)

Claims (10)

1. Strømgenereringspark (100), omfattende: -mindst to strømgenereringsindretninger (102a, 102b, 102c), indeholdende en første strømgenereringsindretning (102a) og en anden strømgenereringsind-retning(102b), hvor hver strømgenereringsindretning (102a, 102b) omfatter en omskiftningsomformer (104) til at tilvejebringe en elektrisk udgangseffekt (106); - en central styreenhed (118); - hvor den centrale styreenhed (118) er konfigureret til at tilvejebringe en første omstillingsparameterindstilling (120a) til omskiftningsomformeren (104) af den første strømgenereringsindretning (102a) og en anden omstillingsparameterindstilling (120b) til omskiftningsomformeren (104) af den anden strømgenereringsindretning (102b); kendetegnet ved, at - enhver af de mindst to strømgenereringsindretninger (102a, 102b, 102c) yderligere omfatter en tidsenhed (127) til modtagelse af et fælles tidssignal (129); - omskiftningsomformeren (104) af enhver af de mindst to strømgenereringsindretninger (102a, 102b, 102c) er konfigureret til at styre den mindst én omstillingsparameter som reaktion på den respektive omstillingsparameterindstilling (120a, 120b, 120c) med en tidsmæssig koordination på basis af det fælles tidssignal (129); hvor strømgenereringsparken omfatter -en måleenhed (124) til måling afen harmonisk forstyrrelse i en udgangseffekt af strømgenereringsparken (100) og tilvejebringelse som reaktion derpå et forstyrrelsessignal (126); - hvor den centrale styreenhed (118) er konfigureret til at tilvejebringe den første omstillingsparameterindstilling (120a) og den anden omstillingsparameterindstilling (120b) afhængigt af forstyrrelsessignalet (126) for derved at reducere den harmoniske forstyrrelse i udgangseffekten.
2. Strømgenereringspark ifølge krav 1, hvor tidsenheden (127) omfatter en global positioneringssystemmodtager, og hvor en fælles tidsbase (133) er afledt fra det fælles tidssignal (129) i form af mindst ét globalt positioneringssignal, der overføres ved hjælp af et globalt positioneringssystem (131).
3. Strømgenereringspark ifølge et af de foregående krav, - hvor hver strømgenereringsindretning (102a, 102b, 102c) omfatter en impedansbestemmelsesenhed (128) til at måle en impedans, der påvirker omskiftningsomformeren (104) af strømgenereringsindretningen (102a, 102b, 102c); og - hvor den centrale styreenhed (118) er konfigureret til at tilvejebringe omstillingsparameterindstillingerne (120a, 120b, 120c) til enhver af de mindst to strømgenereringsindretninger (102a, 102b, 102c) afhængigt af den impedans, der påvirker omskiftningsomformeren (104) deraf.
4. Strømgenereringspark ifølge et af de foregående krav, yderligere omfattende: - en aktivitetsenhed (130), som tilvejebringer et aktivitetssignal (132), der angiver hvilke strømgenereringsindretninger (102a, 102b, 102c) af de mindst to strømgenereringsindretninger, der er i en aktiv, udgangseffekt producerende tilstand; - hvor den centrale styreenhed (118) er konfigureret til at tilvejebringe omstillingsparameterindstillingerne (120a, 120b, 120c) afhængigt af aktivitetssignalet (132).
5. Strømgenereringspark ifølge et af de foregående krav, hvor omskiftningsomformeren (104) er en frekvensomskiftningsomformer.
6. Strømgenereringspark ifølge et af de foregående krav, hvor strømgenereringsparken (100) er en vindmøllepark, og hver strømgenereringsindretning (102a, 102b, 102c) er en vindmølleindretning.
7. Fremgangsmåde til drift af en central styreenhed af en strømgenereringspark (100), hvor strømgenereringsparken (100) omfatter mindst to strømgenereringsindretninger (102a, 102b, 102c), indeholdende en første strømgenereringsindretning (102a) og en anden strømgenereringsindretning(102b), hvor hver strømgenereringsindretning (102a, 102b, 102c) omfatter en omskiftningsomformer (104) til at tilvejebringe en elektrisk udgangseffekt (106); hvor fremgangsmåden omfatter: - at tilvejebringe en første omstillingsparameterindstilling (120a) til omskiftningsomformeren (104) af den første strømgenereringsindretning (102a) og en anden omstillingsparameterindstilling (120b) til omskiftningsomformeren (104) af den anden strømgenereringsindretning (102b); kendetegnet ved, at omstillingsparameterindstillingerne (120a, 120b, 120c) indeholderen reference til en fælles tidsbase (133); - at modtage et forstyrrelsessignal (126), som angiver en harmonisk forstyrrelse i en udgangseffekt af strømgenereringsparken (100); - at tilvejebringe den første omstillingsparameterindstilling (120a) og den anden omstillingsparameterindstilling (120b) afhængigt af forstyrrelsessignalet (126) for derved at reducere den harmoniske forstyrrelse i udgangseffekten.
8. Fremgangsmåde ifølge krav 7, - modtagelse af enhver af de mindst to strømgenereringsindretninger (102a, 102b, 102c), et impedanssignal, som angiver en impedans, der påvirker omskiftningsomformeren (104) af strømgenereringsindretningen (102a, 102b, 102c); og - tilvejebringelse af omstillingsparameterindstillingerne (120a, 120b, 120c) afhængigt af den impedans, der påvirker omskiftningsomformeren (104) af de mindst to strømgenereringsindretninger (102a, 102b, 102c).
9. Fremgangsmåde ifølge et af kravene 7 eller 8, endvidere omfattende: - at modtage et aktivitetssignal (130), der angiver hvilke strømgenereringsindretninger (102a, 102b, 102c) af de mindst to strømgenereringsindretninger, der er i en aktiv, udgangseffekt producerende tilstand; - at tilvejebringe omstillingsparameterindstillingerne (120a, 120b, 120c) afhængigt af aktivitetssignalet (130).
10. Computerprogram til tilvejebringelse af en fysisk genstand, især en omstillingsparameterindstilling, hvor computerprogrammet, når det udføres af en databehandlingsindretning (119), er indrettet til at styre fremgangsmåden ifølge et hvilket som helst af kravene 7 til 9.
DK11152893.1T 2011-02-01 2011-02-01 Aktiv desynkronisering af omskiftningsomformere DK2482418T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP11152893.1A EP2482418B1 (en) 2011-02-01 2011-02-01 Active desynchronization of switching converters

Publications (1)

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DK2482418T3 true DK2482418T3 (da) 2018-11-12

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US (1) US9160170B2 (da)
EP (1) EP2482418B1 (da)
CN (1) CN102629767B (da)
CA (1) CA2766280C (da)
DK (1) DK2482418T3 (da)
ES (1) ES2698397T3 (da)

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Also Published As

Publication number Publication date
EP2482418B1 (en) 2018-08-22
US9160170B2 (en) 2015-10-13
US20120193991A1 (en) 2012-08-02
CN102629767B (zh) 2016-09-07
EP2482418A1 (en) 2012-08-01
CA2766280C (en) 2020-06-16
CA2766280A1 (en) 2012-08-01
CN102629767A (zh) 2012-08-08
ES2698397T3 (es) 2019-02-04

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