KR20090029055A - 다수의 분산전원 및 에너지 저장장치를 포함하는마이크로그리드의 제어 방법 - Google Patents
다수의 분산전원 및 에너지 저장장치를 포함하는마이크로그리드의 제어 방법 Download PDFInfo
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- KR20090029055A KR20090029055A KR1020070094311A KR20070094311A KR20090029055A KR 20090029055 A KR20090029055 A KR 20090029055A KR 1020070094311 A KR1020070094311 A KR 1020070094311A KR 20070094311 A KR20070094311 A KR 20070094311A KR 20090029055 A KR20090029055 A KR 20090029055A
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- energy storage
- storage device
- distributed power
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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
- H02J3/04—Circuit arrangements for ac mains or ac distribution networks for connecting networks of the same frequency but supplied from different sources
- H02J3/06—Controlling transfer of power between connected networks; Controlling sharing of load between connected networks
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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
- 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
- H02J2300/22—The renewable source being solar energy
- H02J2300/24—The renewable source being solar energy of photovoltaic origin
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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
- 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
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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
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/30—The power source being a fuel cell
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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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
- 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
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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
- 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
- Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
- Y04S10/123—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation the energy generation units being or involving renewable energy sources
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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
- 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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- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
Description
Claims (7)
- 다수의 분산전원 및 에너지저장장치를 포함하는 마이크로그리드의 제어 방법에 있어서,(a) 상기 마이크로그리드의 운전상태를 파악하는 단계; 및(b) 상기 운전상태에 의존하여 상기 에너지저장장치가 상기 마이크로그리드를 제어하는 제1 제어 단계;(c) 상기 다수의 분산전원이 상기 에너지저장장치의 출력을 대신하여 상기 에너지저장장치의 출력값을 0으로 만드는 제2 제어 단계;를 포함하여 구성되는 것을 특징으로 하는 다수의 분산전원 및 에너지저장장치를 포함하는 마이크로그리드의 제어 방법.
- 청구항 1에 있어서,상기 (b) 단계는,상기 운전상태가 연계운전인 경우 상기 에너지저장장치가 연계점의 교류전력을 제어하고, 상기 운전상태가 독립운전인 경우 상기 에너지저장장치가 상기 마이크로그리드의 주파수 및 전압을 제어하는 것을 특징으로 하는 다수의 분산전원 및 에너지저장장치를 포함하는 마이크로그리드의 제어 방법.
- 청구항 2에 있어서,상기 (b) 단계는,계측된 상태변수가 설정된 기준값을 추종하도록 PI 제어를 통하여 전류 벡터 기준값을 생성하는 것을 특징으로 하는 다수의 분산전원 및 에너지저장장치를 포함하는 마이크로그리드의 제어 방법.
- 청구항 1 내지 청구항 3 중 어느 한 항에 있어서,상기 (c) 단계는,각 분산전원의 출력 기준값은 일정 시간 간격으로 변경되는 기본 출력 기준값과 에너지저장장치의 출력을 '0'으로 만들기 위해 변경되는 변동 출력 기준값에 의하여 결정되는 것을 특징으로 하는 다수의 분산전원 및 에너지저장장치를 포함하는 마이크로그리드의 제어 방법.
- 청구항 5에 있어서,상기 다수의 분산전원은 태양광발전기, 풍력발전기, 디젤발전기, 마이크로터빈, 연료전지 중 둘 이상을 포함하여 구성되는 것을 특징으로 하는 다수의 분산전원 및 에너지저장장치를 포함하는 마이크로그리드의 제어 방법.
- 청구항 1 또는 청구항 2에 있어서,상기 에너지저장장치는 BESS, SMES, 플라이휠, 슈퍼 커패시터 중 어느 하나 인 것을 특징으로 하는 다수의 분산전원 및 에너지저장장치를 포함하는 마이크로그리드의 제어 방법.
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KR101039430B1 (ko) * | 2009-09-28 | 2011-06-08 | 한국전력공사 | 마이크로그리드 에너지 저장장치 용량 산정 시스템 및 방법 |
KR101112609B1 (ko) * | 2009-12-17 | 2012-02-15 | 한국철도기술연구원 | 철도시스템용 마이크로그리드 시스템 |
WO2013005875A1 (ko) * | 2011-07-05 | 2013-01-10 | 한국전력공사 | 마이크로그리드용 에너지 저장장치의 협조제어 시스템 및 방법 |
WO2013049547A2 (en) * | 2011-09-28 | 2013-04-04 | Cherokee Advisers, Llc | Systems and methods for optimizing microgrid power generation management with selective disconnect and predictive modeling |
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