CN106849172B - 光储交直流微网中的并离网无缝切换策略 - Google Patents
光储交直流微网中的并离网无缝切换策略 Download PDFInfo
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- CN106849172B CN106849172B CN201710171719.5A CN201710171719A CN106849172B CN 106849172 B CN106849172 B CN 106849172B CN 201710171719 A CN201710171719 A CN 201710171719A CN 106849172 B CN106849172 B CN 106849172B
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- 238000000034 method Methods 0.000 claims abstract description 27
- 238000004146 energy storage Methods 0.000 claims abstract description 23
- 230000008569 process Effects 0.000 claims abstract description 13
- 238000012546 transfer Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 4
- 238000009825 accumulation Methods 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 230000006872 improvement Effects 0.000 abstract description 8
- 230000001052 transient effect Effects 0.000 abstract description 4
- 238000004422 calculation algorithm Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
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- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 230000035772 mutation Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
-
- 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
- H02J3/24—Arrangements for preventing or reducing oscillations of power in networks
-
- H02J3/385—
-
- 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
- H02J3/40—Synchronising a generator for connection to a network or to another generator
-
- 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
- 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
- H02J3/002—Flicker reduction, e.g. compensation of flicker introduced by non-linear load
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710171719.5A CN106849172B (zh) | 2017-03-22 | 2017-03-22 | 光储交直流微网中的并离网无缝切换策略 |
Applications Claiming Priority (1)
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CN201710171719.5A CN106849172B (zh) | 2017-03-22 | 2017-03-22 | 光储交直流微网中的并离网无缝切换策略 |
Publications (2)
Publication Number | Publication Date |
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CN106849172A CN106849172A (zh) | 2017-06-13 |
CN106849172B true CN106849172B (zh) | 2019-09-10 |
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CN201710171719.5A Active CN106849172B (zh) | 2017-03-22 | 2017-03-22 | 光储交直流微网中的并离网无缝切换策略 |
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Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109103935B (zh) * | 2018-09-30 | 2021-08-31 | 中国科学院广州能源研究所 | 一种三相储能变流器的离并网无缝切换控制方法 |
CN110071497A (zh) * | 2019-05-14 | 2019-07-30 | 电子科技大学 | 一种带储能设备的光伏直流发电***及其控制方法 |
CN110994590A (zh) * | 2019-11-14 | 2020-04-10 | 国家电网有限公司 | 一种基于光储***的电压暂降治理***及其控制方法 |
CN110994688B (zh) * | 2019-12-31 | 2021-09-10 | 国家电网有限公司 | 光伏储能并离网协调控制方法及*** |
CN112421676B (zh) * | 2020-11-09 | 2022-12-20 | 西安热工研究院有限公司 | 一种微网并网离网平滑切换电流电压相位补偿方法 |
CN112467770B (zh) * | 2020-11-24 | 2022-12-20 | 珠海格力电器股份有限公司 | 光伏储能供电***及其供电控制方法 |
CN112671038B (zh) * | 2020-12-24 | 2023-09-15 | 深圳市优优绿能股份有限公司 | 多变量、多目标的pi双闭环控制方法和存储介质 |
CN112803409B (zh) * | 2021-03-23 | 2023-04-28 | 广东电网有限责任公司广州供电局 | 一种基于模块化变流器的交直流混合电网合环转电*** |
CN113315123A (zh) * | 2021-05-31 | 2021-08-27 | 西安交通大学 | 一种背靠背柔性合环开关状态切换方法 |
CN113489070B (zh) * | 2021-06-04 | 2023-09-05 | 中国电力科学研究院有限公司 | 一种用于新能源并网的柔直参数智能优化方法及*** |
CN113241797B (zh) * | 2021-06-09 | 2024-04-12 | 阳光电源股份有限公司 | 一种直流耦合***及其控制方法 |
CN113346531B (zh) * | 2021-06-23 | 2023-10-24 | 新风光电子科技股份有限公司 | 一种级联型储能***主动并离网切换方法 |
CN113890102A (zh) * | 2021-11-03 | 2022-01-04 | 贵州电网有限责任公司 | 基于储能快速响应的配电网重要负荷平滑切换控制方法 |
CN113922424B (zh) * | 2021-11-08 | 2023-11-21 | 青海能高新能源有限公司 | 一种变流器离网模式转并网模式的控制方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102832698A (zh) * | 2012-09-05 | 2012-12-19 | 南京航空航天大学 | 适用于微网主从控制的一种新型软件锁相技术 |
CN103401259A (zh) * | 2013-07-25 | 2013-11-20 | 南方电网科学研究院有限责任公司 | 一种储能***无缝切换控制方法 |
CN104734193A (zh) * | 2015-04-13 | 2015-06-24 | 湖南大学 | 一种分布式发电三相逆变器平滑切换控制方法 |
CN104953618A (zh) * | 2015-06-19 | 2015-09-30 | 珠海许继电气有限公司 | 一种储能逆变器并离网统一控制方法 |
-
2017
- 2017-03-22 CN CN201710171719.5A patent/CN106849172B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102832698A (zh) * | 2012-09-05 | 2012-12-19 | 南京航空航天大学 | 适用于微网主从控制的一种新型软件锁相技术 |
CN103401259A (zh) * | 2013-07-25 | 2013-11-20 | 南方电网科学研究院有限责任公司 | 一种储能***无缝切换控制方法 |
CN104734193A (zh) * | 2015-04-13 | 2015-06-24 | 湖南大学 | 一种分布式发电三相逆变器平滑切换控制方法 |
CN104953618A (zh) * | 2015-06-19 | 2015-09-30 | 珠海许继电气有限公司 | 一种储能逆变器并离网统一控制方法 |
Non-Patent Citations (2)
Title |
---|
PLL-Based Seamless Transfer Control Between Grid-Connected and Islanding Modes in Grid-Connected Inverters;Thanh-Vu Tran等;《IEEE Transactions on Power Electronics》;20141031;第29卷(第10期);5218-5228页 |
微电网并离网运行模式切换的控制策略研究;宋业群;《中国优秀硕士学位论文全文数据库(电子期刊)》;20170115;C042-403 |
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Address after: 211189 Jiangsu Road, Jiangning District, Southeast University, No. 2, No. Co-patentee after: STATE GRID JIANGSU ECONOMIC Research Institute Patentee after: SOUTHEAST University Co-patentee after: STATE GRID JIANGSU ELECTRIC POWER DESIGN CONSULTATION Co.,Ltd. Co-patentee after: State Grid Corporation of China Address before: 211189 No.2, Dongnan University Road, Jiangning District, Nanjing City, Jiangsu Province Co-patentee before: STATE GRID JIANGSU ECONOMIC Research Institute Patentee before: SOUTHEAST University Co-patentee before: NANJING ELECTRIC POWER ENGINEERING DESIGN Co.,Ltd. Co-patentee before: State Grid Corporation of China |