JP6765005B2 - 独立型マイクログリッドの周波数制御方法およびそれを制御するエネルギー貯蔵装置用電力変換装置 - Google Patents
独立型マイクログリッドの周波数制御方法およびそれを制御するエネルギー貯蔵装置用電力変換装置 Download PDFInfo
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- JP6765005B2 JP6765005B2 JP2019513054A JP2019513054A JP6765005B2 JP 6765005 B2 JP6765005 B2 JP 6765005B2 JP 2019513054 A JP2019513054 A JP 2019513054A JP 2019513054 A JP2019513054 A JP 2019513054A JP 6765005 B2 JP6765005 B2 JP 6765005B2
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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
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
- G01R31/387—Determining ampere-hour charge capacity or SoC
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2639—Energy management, use maximum of cheap power, keep peak load low
-
- 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
- H02J3/388—Islanding, i.e. disconnection of local power supply from the network
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- 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
- Y02E40/10—Flexible AC transmission systems [FACTS]
-
- 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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
-
- 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
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/14—District level solutions, i.e. local energy networks
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/14—Energy storage units
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
このとき、BESSのSOCが基準設定範囲を維持するので、BESSの充放電回数が減ってBESSの寿命も延長できる。
S20 SOCと下位基準1との比較
S21 制御可能な負荷の遮断
S22 バッテリーSOCの測定
S23 SOCと下位基準2との比較
S24 ディーゼル発電機の稼働出力指令の伝送
S30 SOCと上位基準1との比較
S31 制御可能な負荷の投入
S32 バッテリーSOCの測定
S33 SOCと上位基準2との比較
S34 新・再生可能エネルギー電源の出力制御
Claims (6)
- 独立型マイクログリッドのバッテリーPCS(Power Conditioning System)に形成された制御手段を介してエネルギー貯蔵装置の充放電量の入力を受け、前記入力されたエネルギー貯蔵装置の充放電量に応じて前記マイクログリッド系統の周波数が制御されることにより、前記エネルギー貯蔵装置を前記独立型マイクログリッドの主電源として運用し、
前記エネルギー貯蔵装置の充放電量の入力に応じて、前記マイクログリッド系統全体の等価強靭度(stiffness)を導出することにより、前記バッテリーPCSの周波数を制御することを特徴とする独立型マイクログリッドの周波数制御方法。 - 前記バッテリーPCS(Power Conditioning System)をCVCF(Constant Voltage Constant Frequency)モードで制御する段階と、
前記エネルギー貯蔵装置のSOC(State of Charge)を測定する段階と、
前記SOCを測定する段階によって測定されたSOCを所定の基準と比較する段階と、
前記SOCを所定の基準と比較した結果に応じて前記マイクログリッド内の制御可能な負荷の遮断または投入を制御する段階と
を含む請求項1に記載の独立型マイクログリッドの周波数制御方法。 - 前記制御可能な負荷の遮断または投入制御後にSOCを測定する段階をさらに含み、
前記制御可能な負荷の遮断または投入制御後に測定されたSOCが前記所定の基準から外れた場合、前記入力されたエネルギー貯蔵装置の充放電量に応じて前記マイクログリッド系統の周波数が制御される
ことを特徴とする請求項2に記載の独立型マイクログリッドの周波数制御方法。 - 独立型マイクログリッドのバッテリーPCS(Power Conditioning System)をCVCF(Constant Voltage Constant Frequency)モードで制御することにより、独立型マイクログリッドのエネルギー貯蔵装置が主電源として運用されるようにし、
前記エネルギー貯蔵装置の充放電量の入力に応じて、前記マイクログリッド系統全体の等価強靭度(stiffness)を導出することにより、前記バッテリーPCSの周波数を制御することを特徴とするマイクログリッドのエネルギー貯蔵装置用電力変換装置。 - 前記エネルギー貯蔵装置のSOC(State of Charge)を測定し、測定されたSOCを所定の基準と比較して比較結果に応じて前記マイクログリッド内の制御可能
な負荷の遮断または投入を制御することを特徴とする請求項4に記載のマイクログリッドのエネルギー貯蔵装置用電力変換装置。 - 制御手段によって前記エネルギー貯蔵装置の充放電量の入力が可能であって、前記入力されたエネルギー貯蔵装置の充放電量に応じて前記マイクログリッド系統の周波数を制御することを特徴とする請求項5に記載のマイクログリッドのエネルギー貯蔵装置用電力変換装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR10-2016-0120112 | 2016-09-20 | ||
KR1020160120112A KR20180031455A (ko) | 2016-09-20 | 2016-09-20 | 독립형 마이크로그리드의 주파수 제어방법 및 이를 제어하는 에너지 저장장치용 전력변환장치 |
PCT/KR2016/013070 WO2018056504A1 (ko) | 2016-09-20 | 2016-11-14 | 독립형 마이크로그리드의 주파수 제어방법 및 이를 제어하는 에너지 저장장치용 전력변환장치 |
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JP2019527024A JP2019527024A (ja) | 2019-09-19 |
JP6765005B2 true JP6765005B2 (ja) | 2020-10-07 |
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US (1) | US10951033B2 (ja) |
JP (1) | JP6765005B2 (ja) |
KR (1) | KR20180031455A (ja) |
WO (1) | WO2018056504A1 (ja) |
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EP3624304B1 (en) * | 2017-05-11 | 2023-04-05 | Murata Manufacturing Co., Ltd. | Power control device and power control method |
JP6977167B2 (ja) * | 2017-11-28 | 2021-12-08 | エルエス、エレクトリック、カンパニー、リミテッドLs Electric Co., Ltd. | エネルギー貯蔵システム |
US10658845B2 (en) * | 2017-12-11 | 2020-05-19 | Ge Energy Power Conversion Technology Limited | Method and system for droop control of power systems |
CN108551174B (zh) * | 2018-04-20 | 2022-03-29 | 南京南瑞继保电气有限公司 | 一种广义下垂控制方法 |
KR102582338B1 (ko) * | 2018-06-20 | 2023-09-26 | 한국전자기술연구원 | 독립형 마이크로그리드 운용 시스템 |
CN108958046A (zh) * | 2018-06-27 | 2018-12-07 | 深圳市欧瑞博科技有限公司 | 一种家居控制***及其控制方法 |
KR102264862B1 (ko) * | 2019-07-23 | 2021-06-14 | 인제대학교 산학협력단 | 에너지 저장장치의 관성제어를 위한 장치 및 방법 |
DE102019133566A1 (de) * | 2019-12-09 | 2021-06-10 | Rwe Renewables Gmbh | Verfahren sowie Stabilisierungsregler zum Betreiben eines Inselnetzes |
CN112003303B (zh) * | 2020-08-25 | 2021-06-25 | 北京朗信智能科技有限公司 | 基于电池储能***的电网频率控制装置及方法 |
KR102631022B1 (ko) * | 2021-09-10 | 2024-01-31 | 한국전력공사 | 독립계통에서의 하이브리드 발전소 운영 방법 |
JPWO2023157162A1 (ja) | 2022-02-17 | 2023-08-24 | ||
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CN102246383B (zh) * | 2009-03-12 | 2014-05-14 | Vpec株式会社 | 自律分散型的交流电力*** |
CA2862904C (en) * | 2011-02-01 | 2020-07-28 | S&C Electric Company | Distributed energy storage system and method of distributing energy |
JP2012249500A (ja) | 2011-05-31 | 2012-12-13 | Nec Corp | 電力系統管理システム及び電力系統の管理方法 |
JP6101539B2 (ja) * | 2013-03-29 | 2017-03-22 | 株式会社Nttファシリティーズ | 給電システム及び給電方法 |
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JP6379567B2 (ja) | 2014-03-26 | 2018-08-29 | シンフォニアテクノロジー株式会社 | 需要家電力マネジメントシステム |
JP6102832B2 (ja) * | 2014-06-12 | 2017-03-29 | 株式会社デンソー | 電力供給システム |
JP2016039685A (ja) | 2014-08-07 | 2016-03-22 | 三菱重工業株式会社 | 制御装置、それを備えた蓄電システム、及びその制御方法並びに制御プログラム |
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- 2016-09-20 KR KR1020160120112A patent/KR20180031455A/ko not_active Application Discontinuation
- 2016-11-14 WO PCT/KR2016/013070 patent/WO2018056504A1/ko active Application Filing
- 2016-11-14 JP JP2019513054A patent/JP6765005B2/ja active Active
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JP2019527024A (ja) | 2019-09-19 |
KR20180031455A (ko) | 2018-03-28 |
WO2018056504A1 (ko) | 2018-03-29 |
US20190181643A1 (en) | 2019-06-13 |
US10951033B2 (en) | 2021-03-16 |
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