JP7242563B2 - エネルギー貯蔵システム - Google Patents
エネルギー貯蔵システム Download PDFInfo
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- JP7242563B2 JP7242563B2 JP2019568334A JP2019568334A JP7242563B2 JP 7242563 B2 JP7242563 B2 JP 7242563B2 JP 2019568334 A JP2019568334 A JP 2019568334A JP 2019568334 A JP2019568334 A JP 2019568334A JP 7242563 B2 JP7242563 B2 JP 7242563B2
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- 238000004146 energy storage Methods 0.000 title claims description 43
- 238000004891 communication Methods 0.000 claims description 38
- 238000007599 discharging Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 238000010248 power generation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 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
- H02J1/00—Circuit arrangements for dc mains or dc distribution networks
- H02J1/002—Intermediate AC, e.g. DC supply with intermediated AC distribution
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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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- 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
- H02J5/00—Circuit arrangements for transfer of electric power between ac networks and dc 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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
-
- 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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
-
- 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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
-
- 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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
-
- 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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
- Y02B70/3225—Demand response systems, e.g. load shedding, peak shaving
-
- 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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/222—Demand response systems, e.g. load shedding, peak shaving
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Stand-By Power Supply Arrangements (AREA)
Description
Claims (6)
- 系統及び前記系統に連携したDC(Direct Current)配電網の電力を管理するエネルギー貯蔵システムにおいて、
前記系統と前記DC配電網の間に連結され、前記系統のAC(Alternating Current)電圧をDC電圧に変換して、前記DC配電網に伝達する第1のコンバータ;
前記DC配電網に連結され、前記DC配電網の電圧を制御する第2のコンバータ;
前記第2のコンバータに連結され、前記第2のコンバータによって充放電が制御されるバッテリ;
前記DC配電網に連結された第3のコンバータ;及び、
前記第3のコンバータに連結され、前記第3のコンバータによって電圧が制御される第1負荷を含むものの、
前記第1のコンバータは、前記バッテリのSOC情報及び前記第1負荷の消耗電力情報に基づいて、前記バッテリ及び前記第1負荷のうち少なくとも1つ以上を制御するための電力制御指令を生成し、
前記第1のコンバータが前記系統と連携した状態で、前記第1のコンバータがバッテリ充放電モードで駆動される場合、前記第1のコンバータは、前記バッテリのSOC情報を分析して、前記バッテリのSOCが予め定めた制限範囲内に含まれるか否かを判別するように構成され、
前記第1のコンバータは、前記判別の結果に基づいて前記電力制御指令を生成するように構成され、
前記バッテリのSOCが前記予め定めた制限範囲を外れるとの判別の場合、前記第1のコンバータは、ノーマルモードで駆動されるように構成され、前記第1負荷の消耗電力を考慮した前記電力制御指令を生成し、
前記第1のコンバータは、前記バッテリのSOCが前記予め定めた制限範囲内に含まれる場合、前記バッテリを充電または放電させるように構成され、前記バッテリのSOCが前記予め定めた制限範囲を外れる場合、前記バッテリの充放電を中断させるように構成され、
前記第2のコンバータと前記第3のコンバータからそれぞれ前記バッテリのSOC情報と前記第1負荷の消耗電力情報を受信して、前記第1のコンバータに送信し、前記第1のコンバータから前記電力制御指令を受信して、前記第2のコンバータ及び前記第3のコンバータのうち少なくとも1つ以上に送信する通信部;及び、
前記通信部を介して前記第1~第3のコンバータを制御及び監視する上位制御器をさらに含み、
前記第2のコンバータは、前記第1のコンバータが、前記SOC情報と前記第1負荷の消耗電力情報を考慮して前記電力制御指令を生成する場合、前記DC配電網の電圧を制御するように構成され、
前記系統に事故が発生する場合、
前記第1のコンバータは、駆動を中断し、
前記第2のコンバータは、前記バッテリの電力を前記第1負荷に、遅延なく無瞬断状態で供給する、エネルギー貯蔵システム。 - 前記DC配電網に連結された第4のコンバータ;及び、
前記第4のコンバータに連結され、前記第4のコンバータによって電圧が制御される第2負荷をさらに含む、
請求項1に記載のエネルギー貯蔵システム。 - 前記第4のコンバータは、前記第2負荷の消耗電力情報を前記通信部へ送信し、
前記通信部は、前記第2負荷の消耗電力情報を前記第1のコンバータへ送信し、
前記第1のコンバータは、前記バッテリのSOC情報、前記第1負荷の消耗電力情報及び前記第2負荷の消耗電力情報に基づいて、前記バッテリ、前記第1負荷、及び前記第2負荷のうち少なくとも1つ以上を制御するための電力制御指令を生成し、
前記通信部は、前記第1のコンバータから前記バッテリ、前記第1負荷及び前記第2負荷のうち少なくとも1つ以上を制御するための電力制御指令を受信して、前記第2~第4のコンバータのうち少なくとも1つ以上に送信し、
前記上位制御器は、前記第4のコンバータを制御及び監視する、
請求項2に記載のエネルギー貯蔵システム。 - 前記第2のコンバータは、前記DC配電網から提供されたDC電圧をDC電圧に変換して、前記バッテリに提供するか、前記バッテリから提供されたDC電圧をDC電圧に変換して、前記DC配電網に提供し、
前記第3のコンバータは、前記DC配電網から提供されたDC電圧をDC電圧に変換して、前記第1負荷に提供し、
前記第4のコンバータは、前記DC配電網から提供されたDC電圧をAC電圧に変換して、前記第2負荷に提供する、
請求項2に記載のエネルギー貯蔵システム。 - 前記第1のコンバータは、前記バッテリのSOCが前記予め定めた制限範囲内に含まれる場合、
前記バッテリの充電又は放電電力と前記第1負荷の消耗電力を考慮して、前記電力制御指令を生成し、
前記生成された電力制御指令を前記通信部を介して前記第2のコンバータ及び前記第3のコンバータに伝達して、
前記生成された電力制御指令に基づいて、前記系統の電力制御を行う、
請求項1に記載のエネルギー貯蔵システム。 - 前記第1のコンバータは、前記バッテリのSOCが前記予め定めた制限範囲を外れる場合、
ノーマルモードで駆動されて、前記第1負荷の消耗電力を考慮した前記電力制御指令を生成し、
前記生成された電力制御指令を前記通信部を介して前記第3のコンバータに伝達して、
前記生成された電力制御指令に基づいて、前記系統の電力制御を行う、
請求項1に記載のエネルギー貯蔵システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR1020170074786A KR20180136177A (ko) | 2017-06-14 | 2017-06-14 | 에너지 저장 시스템 |
KR10-2017-0074786 | 2017-06-14 | ||
PCT/KR2018/004592 WO2018230831A1 (ko) | 2017-06-14 | 2018-04-20 | 에너지 저장 시스템 |
Publications (2)
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JP2020523971A JP2020523971A (ja) | 2020-08-06 |
JP7242563B2 true JP7242563B2 (ja) | 2023-03-20 |
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JP2019568334A Active JP7242563B2 (ja) | 2017-06-14 | 2018-04-20 | エネルギー貯蔵システム |
Country Status (6)
Country | Link |
---|---|
US (1) | US11277008B2 (ja) |
EP (1) | EP3641099A4 (ja) |
JP (1) | JP7242563B2 (ja) |
KR (1) | KR20180136177A (ja) |
CN (1) | CN110710083B (ja) |
WO (1) | WO2018230831A1 (ja) |
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KR20210016795A (ko) | 2019-08-05 | 2021-02-17 | 주식회사 엘지화학 | 에너지 허브 장치 및 에너지 관리 방법 |
US11368046B2 (en) * | 2020-02-10 | 2022-06-21 | Vertiv Corporation | Power supply management system and method for use with one or multiple different utility proxies |
CN113364015B (zh) | 2021-05-14 | 2024-01-09 | 华为数字能源技术有限公司 | 一种储能系统及相关方法 |
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2017
- 2017-06-14 KR KR1020170074786A patent/KR20180136177A/ko active Application Filing
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2018
- 2018-04-20 CN CN201880037450.4A patent/CN110710083B/zh active Active
- 2018-04-20 EP EP18817148.2A patent/EP3641099A4/en not_active Withdrawn
- 2018-04-20 US US16/622,647 patent/US11277008B2/en active Active
- 2018-04-20 WO PCT/KR2018/004592 patent/WO2018230831A1/ko unknown
- 2018-04-20 JP JP2019568334A patent/JP7242563B2/ja active Active
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JP2014075878A (ja) | 2012-10-03 | 2014-04-24 | Sharp Corp | パワーコンディショナおよび電力供給システム |
JP2014103831A (ja) | 2012-11-22 | 2014-06-05 | Mitsubishi Heavy Ind Ltd | 電力貯蔵システムの制御装置及び方法並びにプログラム、それを備えた電力貯蔵システム |
JP2014131425A (ja) | 2012-12-28 | 2014-07-10 | Omron Corp | 電力制御装置、電力制御方法、プログラム、およびエネルギーマネジメントシステム |
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US20200169089A1 (en) | 2020-05-28 |
US11277008B2 (en) | 2022-03-15 |
EP3641099A1 (en) | 2020-04-22 |
CN110710083A (zh) | 2020-01-17 |
KR20180136177A (ko) | 2018-12-24 |
EP3641099A4 (en) | 2020-05-06 |
JP2020523971A (ja) | 2020-08-06 |
WO2018230831A1 (ko) | 2018-12-20 |
CN110710083B (zh) | 2023-05-23 |
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