JP6759972B2 - 共振抑制装置 - Google Patents
共振抑制装置 Download PDFInfo
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- JP6759972B2 JP6759972B2 JP2016208857A JP2016208857A JP6759972B2 JP 6759972 B2 JP6759972 B2 JP 6759972B2 JP 2016208857 A JP2016208857 A JP 2016208857A JP 2016208857 A JP2016208857 A JP 2016208857A JP 6759972 B2 JP6759972 B2 JP 6759972B2
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- 230000001629 suppression Effects 0.000 title claims description 43
- 238000000605 extraction Methods 0.000 claims description 15
- 239000000284 extract Substances 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 description 16
- 230000010354 integration Effects 0.000 description 12
- 230000007423 decrease Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000001747 exhibiting effect Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
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Classifications
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- 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
- H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
- H02J3/1821—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators
- H02J3/1835—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators with stepless control
- H02J3/1842—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators with stepless control wherein at least one reactive element is actively controlled by a bridge converter, e.g. active filters
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- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/12—Arrangements for reducing harmonics from ac input or output
-
- 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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/20—Active power filtering [APF]
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Eletrric Generators (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Power Conversion In General (AREA)
- Inverter Devices (AREA)
Description
図1〜図2を参照して、第1実施形態の共振抑制装置10について詳細に説明する。
図3〜図4は、第2実施形態の共振抑制装置10の電流指令値演算部50を示している。第2実施形態の共振抑制装置10は、3相電力系統において発生する共振を抑制するための装置である。
10 共振抑制装置
20 風力発電機(電力設備)
25 高調波フィルタ
30 電力系統
40 伝送路
45 接続点
50 電流指令値演算部
52 52d 52q ハイパスフィルタ
54 代表周波数抽出部
54A 54Ad 54Aq ラプラス積分部(積分部)
54B 第1の実効値演算部
54C 第2の実効値演算部
54D 除算部
56 固定ゲイン出力部(ゲイン乗算部)
56d 固定ゲイン出力部(第1のゲイン乗算部)
56q 固定ゲイン出力部(第2のゲイン乗算部)
58 可変ゲイン出力部(ゲイン乗算部)
58d 可変ゲイン出力部(第1のゲイン乗算部)
58q 可変ゲイン出力部(第2のゲイン乗算部)
60 補償電流供給部
62 電流制御部
64 並列インバータ
66 直流電源
70 加算部
V 接続点電圧
Vh 接続点電圧の高調波成分
Vd 接続点電圧のd軸電圧
Vq 接続点電圧のq軸電圧
Vhd 接続点電圧のd軸電圧の高調波成分
Vhq 接続点電圧のq軸電圧の高調波成分
i* 電流指令値
id * d軸対応の電流指令値
iq * q軸対応の電流指令値
i 補償電流
f 代表周波数
K0 固定ゲイン
K’ 可変ゲイン
Claims (6)
- 電力設備と電力系統の接続点電圧に基づく電流指令値を演算する電流指令値演算部と、
前記電流指令値に基づく補償電流を前記電力系統に供給する補償電流供給部と、
を有する共振抑制装置であって、
前記電流指令値演算部は、
前記接続点電圧の高調波成分の中から当該高調波成分が他の周波数より相対的に大きい代表周波数を抽出する代表周波数抽出部と、
前記高調波成分に前記代表周波数に応じたゲインを乗算することで前記電流指令値を演算するゲイン乗算部と、
を有することを特徴とする共振抑制装置。 - 前記ゲイン乗算部は、前記代表周波数が高くなるに連れて前記高調波成分に乗算するゲインを小さくし、前記代表周波数が低くなるに連れて前記高調波成分に乗算するゲインを大きくすることを特徴とする請求項1に記載の共振抑制装置。
- 前記ゲイン乗算部は、前記高調波成分に前記代表周波数に反比例するゲインを乗算することを特徴とする請求項1又は請求項2に記載の共振抑制装置。
- 前記ゲイン乗算部は、固定ゲインを出力する固定ゲイン出力部と、前記固定ゲインを前記代表周波数で除算することにより可変ゲインを出力する可変ゲイン出力部とを有することを特徴とする請求項1から請求項3のいずれかに記載の共振抑制装置。
- 前記代表周波数抽出部は、前記高調波成分の実効値を前記高調波成分の積分値の実効値で除算することにより前記代表周波数を抽出することを特徴とする請求項1から請求項4のいずれかに記載の共振抑制装置。
- 前記ゲイン乗算部は、2軸直交座標系のd軸に対応する高調波成分が入力されて当該d軸に対応する電流指令値を出力する第1のゲイン乗算部と、2軸直交座標系のq軸に対応する高調波成分が入力されて当該q軸に対応する電流指令値を出力する第2のゲイン乗算部とを有することを特徴とする請求項1から請求項5のいずれかに記載の共振抑制装置。
Priority Applications (3)
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JP2016208857A JP6759972B2 (ja) | 2016-10-25 | 2016-10-25 | 共振抑制装置 |
DK17194072.9T DK3316435T3 (da) | 2016-10-25 | 2017-09-29 | Resonans-undertrykkelsesapparat |
EP17194072.9A EP3316435B1 (en) | 2016-10-25 | 2017-09-29 | Resonance suppression device |
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JP2016208857A JP6759972B2 (ja) | 2016-10-25 | 2016-10-25 | 共振抑制装置 |
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JP2018074650A JP2018074650A (ja) | 2018-05-10 |
JP6759972B2 true JP6759972B2 (ja) | 2020-09-23 |
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JP2016208857A Active JP6759972B2 (ja) | 2016-10-25 | 2016-10-25 | 共振抑制装置 |
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EP (1) | EP3316435B1 (ja) |
JP (1) | JP6759972B2 (ja) |
DK (1) | DK3316435T3 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111313434B (zh) * | 2020-02-04 | 2023-02-28 | 哈尔滨理工大学 | 谐振系数控制方法、次同步抑制方法、装置及控制器 |
JP7408500B2 (ja) * | 2020-07-16 | 2024-01-05 | 東芝エネルギーシステムズ株式会社 | 電力変換装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10150725A (ja) * | 1996-09-19 | 1998-06-02 | Shinko Electric Co Ltd | 高調波検出器 |
JP3855449B2 (ja) * | 1998-04-17 | 2006-12-13 | 株式会社明電舎 | アクティブフィルタ |
JP6179586B2 (ja) * | 2013-02-18 | 2017-08-16 | 富士電機株式会社 | 共振抑制装置 |
WO2014174667A1 (ja) * | 2013-04-26 | 2014-10-30 | 富士電機株式会社 | 共振抑制装置 |
EP3011666B1 (en) * | 2013-06-18 | 2019-09-25 | Vestas Wind Systems A/S | Compensating electrical harmonics on the electrical grid |
DK3012951T3 (da) * | 2013-06-21 | 2020-02-03 | Fuji Electric Co Ltd | Resonansundertrykkelsesapparat |
JP6515588B2 (ja) * | 2015-02-27 | 2019-05-22 | 富士電機株式会社 | 共振抑制装置及び共振抑制方法 |
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2016
- 2016-10-25 JP JP2016208857A patent/JP6759972B2/ja active Active
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2017
- 2017-09-29 DK DK17194072.9T patent/DK3316435T3/da active
- 2017-09-29 EP EP17194072.9A patent/EP3316435B1/en active Active
Also Published As
Publication number | Publication date |
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EP3316435A1 (en) | 2018-05-02 |
JP2018074650A (ja) | 2018-05-10 |
EP3316435B1 (en) | 2020-11-25 |
DK3316435T3 (da) | 2021-02-22 |
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