CN114698407A - 光伏***母线电压控制方法及装置 - Google Patents
光伏***母线电压控制方法及装置 Download PDFInfo
- Publication number
- CN114698407A CN114698407A CN202080031294.8A CN202080031294A CN114698407A CN 114698407 A CN114698407 A CN 114698407A CN 202080031294 A CN202080031294 A CN 202080031294A CN 114698407 A CN114698407 A CN 114698407A
- Authority
- CN
- China
- Prior art keywords
- power
- bus voltage
- maximum
- photovoltaic
- energy storage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- H02J3/38—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
- H02J1/00—Circuit arrangements for dc mains or dc distribution networks
- H02J1/10—Parallel operation of dc sources
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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
- 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
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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
- H02J2300/26—The renewable source being solar energy of photovoltaic origin involving maximum power point tracking control for photovoltaic sources
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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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- 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
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Control Of Electrical Variables (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
一种光伏***(100)的母线电压控制方法。光伏***(100)包括DC/DC变换器(104)和DC/AC变换器(106)。DC/DC变换器(104)、DC/AC变换器(106)以及储能电池(108)通过母线连接。DC/DC变换器(104)与光伏直流源连接且对来自光伏直流源的输入功率进行最大功率跟踪。与DC/AC变换器(106)连接的负载(110)具有负载功率。储能电池(108)具有充电最大功率和放电最大功率。所述方法包括:根据光伏最大功率和所述负载功率之间比较的不同结果以及所述充电最大功率和所述放电最大功率,控制所述母线电压在不相同不连续的多个电压区间。所述不相同不连续的多个电压区间对应所述逆变器(120)的不同工作状态。
Description
PCT国内申请,说明书已公开。
Claims (26)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2020/124781 WO2022087955A1 (zh) | 2020-10-29 | 2020-10-29 | 光伏***母线电压控制方法及装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114698407A true CN114698407A (zh) | 2022-07-01 |
Family
ID=81381742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202080031294.8A Pending CN114698407A (zh) | 2020-10-29 | 2020-10-29 | 光伏***母线电压控制方法及装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20230261510A1 (zh) |
EP (1) | EP4216394A4 (zh) |
JP (1) | JP2023549695A (zh) |
KR (1) | KR20230085195A (zh) |
CN (1) | CN114698407A (zh) |
AU (1) | AU2020475318B2 (zh) |
WO (1) | WO2022087955A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115241926A (zh) * | 2022-09-16 | 2022-10-25 | 深圳市首航新能源股份有限公司 | 母线电压控制方法、母线平衡控制方法及其*** |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116418040A (zh) * | 2023-04-12 | 2023-07-11 | 上海正泰电源***有限公司 | 一种基于母线电压分层控制能量流动的方法 |
CN116565964B (zh) * | 2023-07-12 | 2024-01-09 | 西安奇点能源股份有限公司 | 一种户用光储***全工况下直流母线控制*** |
CN116995712B (zh) * | 2023-09-25 | 2024-01-30 | 广州三晶电气股份有限公司 | 储能变流器的能量控制方法及装置 |
CN117293879B (zh) * | 2023-09-26 | 2024-05-03 | 上海勘测设计研究院有限公司 | 储能并网***的并网控制方法及装置 |
CN117060422B (zh) * | 2023-10-11 | 2024-01-19 | 江苏省电力试验研究院有限公司 | 一种光储直柔建筑控制方法、***、计算机设备及存储介质 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5744307B2 (ja) * | 2012-02-13 | 2015-07-08 | 三菱電機株式会社 | 電力変換装置 |
CN103390900A (zh) * | 2013-07-22 | 2013-11-13 | 上海电力学院 | 一种分布式光伏储能***及能量管理方法 |
US9461535B2 (en) * | 2013-12-30 | 2016-10-04 | King Fahd University Of Petroleum And Minerals | Photovoltaic systems with maximum power point tracking controller |
WO2016132586A1 (ja) * | 2015-02-17 | 2016-08-25 | 三菱電機株式会社 | 電力変換システム |
CN109617041B (zh) * | 2019-02-21 | 2023-10-24 | 西南交通大学 | 一种光伏储能***的能量管理与控制装置 |
CN110661299B (zh) * | 2019-11-07 | 2021-11-12 | 漳州科华技术有限责任公司 | 一种光伏***的功率控制方法及应用该方法的光伏*** |
CN111130430B (zh) * | 2020-01-15 | 2021-05-04 | 北京林业大学 | 一种光储发电单元协调控制的方法 |
CN111293717B (zh) * | 2020-02-24 | 2021-11-02 | 阳光电源股份有限公司 | 一种光储直流耦合***的控制方法及*** |
-
2020
- 2020-10-29 EP EP20959118.9A patent/EP4216394A4/en active Pending
- 2020-10-29 WO PCT/CN2020/124781 patent/WO2022087955A1/zh active Application Filing
- 2020-10-29 CN CN202080031294.8A patent/CN114698407A/zh active Pending
- 2020-10-29 AU AU2020475318A patent/AU2020475318B2/en active Active
- 2020-10-29 KR KR1020237016266A patent/KR20230085195A/ko unknown
- 2020-10-29 JP JP2023526207A patent/JP2023549695A/ja active Pending
-
2023
- 2023-04-27 US US18/308,226 patent/US20230261510A1/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115241926A (zh) * | 2022-09-16 | 2022-10-25 | 深圳市首航新能源股份有限公司 | 母线电压控制方法、母线平衡控制方法及其*** |
CN115241926B (zh) * | 2022-09-16 | 2023-02-28 | 深圳市首航新能源股份有限公司 | 母线电压控制方法、母线平衡控制方法及其*** |
Also Published As
Publication number | Publication date |
---|---|
EP4216394A1 (en) | 2023-07-26 |
WO2022087955A1 (zh) | 2022-05-05 |
EP4216394A4 (en) | 2023-11-29 |
KR20230085195A (ko) | 2023-06-13 |
US20230261510A1 (en) | 2023-08-17 |
AU2020475318A1 (en) | 2023-05-11 |
JP2023549695A (ja) | 2023-11-29 |
AU2020475318B2 (en) | 2024-02-15 |
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