JP6844752B2 - 電力変換システム - Google Patents
電力変換システム Download PDFInfo
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- JP6844752B2 JP6844752B2 JP2020532089A JP2020532089A JP6844752B2 JP 6844752 B2 JP6844752 B2 JP 6844752B2 JP 2020532089 A JP2020532089 A JP 2020532089A JP 2020532089 A JP2020532089 A JP 2020532089A JP 6844752 B2 JP6844752 B2 JP 6844752B2
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- 238000006243 chemical reaction Methods 0.000 title claims description 126
- 230000007423 decrease Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000006854 communication Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
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- 238000012423 maintenance Methods 0.000 description 1
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Classifications
-
- 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
- H02M1/36—Means for starting or stopping converters
-
- 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
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
- H02J13/00036—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers
-
- 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
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- 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
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
-
- 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
-
- 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
- H02J9/062—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 for AC powered loads
-
- 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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
-
- 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
-
- 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
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- 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
-
- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- 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
- Y04S10/18—Systems supporting electrical power generation, transmission or distribution using switches, relays or circuit breakers, e.g. intelligent electronic devices [IED]
-
- 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
- Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
-
- 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
- Y04S20/248—UPS systems or standby or emergency generators
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Inverter Devices (AREA)
Description
蓄電池と接続され、電力系統と系統連系するように構築され、前記蓄電池の電力を変換して負荷機器と前記電力系統との間の接続点に出力することで前記負荷機器に電力を供給する第一電力変換装置と、
前記電力系統が前記第一電力変換装置から切り離された自立運転時において、前記蓄電池の状態が予め定めた残電力不足条件に合致した場合に、前記負荷機器の負荷制御部に対して前記負荷機器に供給される電力を低減するための負荷調整信号を送信する制御手段と、
を備える。
蓄電池と接続され、電力系統と系統連系するように構築され、前記蓄電池の電力を変換して負荷機器と前記電力系統との間の接続点に出力することで、前記負荷機器に電力を供給する第一電力変換装置と、
太陽電池パネルと接続され、前記太陽電池パネルで発電した電力を変換して前記負荷機器と前記電力系統との前記接続点に供給する第二電力変換装置と、
前記電力系統が前記第一電力変換装置から切り離された自立運転時において、前記蓄電池の状態が予め定めた残電力不足条件に合致した場合に、前記第一電力変換装置の運転停止と前記第二電力変換装置の運転停止とを協調させて行うための協調停止信号を前記第二電力変換装置に送信する制御手段と、
を備える。
Claims (4)
- 蓄電池と接続され、電力系統と系統連系するように構築され、前記蓄電池の電力を変換して負荷機器と前記電力系統との間の接続点に出力することで前記負荷機器に電力を供給する第一電力変換装置と、
前記電力系統が前記第一電力変換装置から切り離された自立運転時において、前記蓄電池の状態が予め定めた残電力不足条件に合致した場合に、前記負荷機器の負荷制御部に対して前記負荷機器に供給される電力を低減するための負荷調整信号を送信する制御手段と、
を備え、
前記蓄電池の状態が前記残電力不足条件に合致した場合に、前記第一電力変換装置の出力電力が予め定めた低下率で徐々に減少するように前記第一電力変換装置を制御する電力変換システム。 - 蓄電池と接続され、電力系統と系統連系するように構築され、前記蓄電池の電力を変換して負荷機器と前記電力系統との間の接続点に出力することで、前記負荷機器に電力を供給する第一電力変換装置と、
太陽電池パネルと接続され、前記太陽電池パネルで発電した電力を変換して前記負荷機器と前記電力系統との前記接続点に供給する第二電力変換装置と、
前記電力系統が前記第一電力変換装置から切り離された自立運転時において、前記蓄電池の状態が予め定めた残電力不足条件に合致した場合に、前記第一電力変換装置の運転停止と前記第二電力変換装置の運転停止とを協調させて行うための協調停止信号を前記第二電力変換装置に送信する制御手段と、
を備える電力変換システム。 - 前記蓄電池の残電力量に基づいて前記第一電力変換装置が電力を出力可能な残運転時間を算出する手段と、前記蓄電池の蓄電容量の経時変化を取得する手段と、のうち少なくとも一つを含む請求項2に記載の電力変換システム。
- 前記蓄電池の状態が前記残電力不足条件に合致した場合に、前記第一電力変換装置の出力電力が予め定めた低下率で徐々に減少するように前記第一電力変換装置を制御する請求項2に記載の電力変換システム。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/028094 WO2020021677A1 (ja) | 2018-07-26 | 2018-07-26 | 電力変換装置および電力変換システム |
Publications (2)
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JPWO2020021677A1 JPWO2020021677A1 (ja) | 2020-12-17 |
JP6844752B2 true JP6844752B2 (ja) | 2021-03-17 |
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US (1) | US11183850B2 (ja) |
JP (1) | JP6844752B2 (ja) |
CN (1) | CN111279603B (ja) |
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WO2012165365A1 (ja) * | 2011-05-31 | 2012-12-06 | パナソニック株式会社 | 電力供給システム |
JP5984379B2 (ja) * | 2011-12-26 | 2016-09-06 | ダイハツ工業株式会社 | 車両用制御装置 |
JP5625005B2 (ja) | 2012-02-27 | 2014-11-12 | 株式会社日立製作所 | 独立型電力供給システム |
JP6223453B2 (ja) | 2013-08-08 | 2017-11-01 | 三菱電機株式会社 | エネルギーマネジメントシステム、コントローラ、エネルギーマネジメント方法、プログラム、及び、機器 |
WO2015045339A1 (ja) * | 2013-09-27 | 2015-04-02 | パナソニックIpマネジメント株式会社 | 配電装置および蓄電池パックの診断方法 |
JP6398237B2 (ja) * | 2014-03-14 | 2018-10-03 | オムロン株式会社 | 無線制御端末、制御対象物の無線制御装置、非常停止制御プログラム |
CN104242337B (zh) * | 2014-08-14 | 2017-05-31 | 广东易事特电源股份有限公司 | 光伏微网系统的实时协调控制方法 |
JP2016167913A (ja) * | 2015-03-09 | 2016-09-15 | 清水建設株式会社 | 電力供給システム及び電力供給方法 |
CN104767272B (zh) * | 2015-03-23 | 2017-11-10 | 珠海格力电器股份有限公司 | 续航控制方法和装置 |
CN104795841B (zh) * | 2015-04-24 | 2017-01-11 | 山东大学 | 孤岛运行混合微网双向变换器的直流侧分布式分层控制方法 |
JP2017112762A (ja) | 2015-12-17 | 2017-06-22 | 株式会社東芝 | 電源システム、および電力変換装置 |
JP2018038229A (ja) * | 2016-09-02 | 2018-03-08 | 東芝ライテック株式会社 | 蓄電システム |
JP2018064431A (ja) * | 2016-10-14 | 2018-04-19 | 株式会社椿本チエイン | 電力制御装置 |
CN106712093B (zh) * | 2017-01-23 | 2019-06-25 | 南京理工大学 | 基于大容量储能系统的孤岛并联运行的控制方法 |
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- 2018-07-26 WO PCT/JP2018/028094 patent/WO2020021677A1/ja active Application Filing
- 2018-07-26 US US16/650,224 patent/US11183850B2/en active Active
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CN111279603A (zh) | 2020-06-12 |
US11183850B2 (en) | 2021-11-23 |
CN111279603B (zh) | 2023-11-07 |
US20210273457A1 (en) | 2021-09-02 |
WO2020021677A1 (ja) | 2020-01-30 |
JPWO2020021677A1 (ja) | 2020-12-17 |
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