CN114223127A - 一种电源系统 - Google Patents
一种电源系统 Download PDFInfo
- Publication number
- CN114223127A CN114223127A CN202080010101.0A CN202080010101A CN114223127A CN 114223127 A CN114223127 A CN 114223127A CN 202080010101 A CN202080010101 A CN 202080010101A CN 114223127 A CN114223127 A CN 114223127A
- Authority
- CN
- China
- Prior art keywords
- unit
- stage
- output
- coupled
- node
- 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.)
- Granted
Links
- 238000006243 chemical reaction Methods 0.000 claims description 499
- 238000002955 isolation Methods 0.000 claims description 215
- 238000004804 winding Methods 0.000 claims description 115
- 238000004891 communication Methods 0.000 claims description 68
- 230000008878 coupling Effects 0.000 claims description 51
- 238000010168 coupling process Methods 0.000 claims description 51
- 238000005859 coupling reaction Methods 0.000 claims description 51
- 238000001914 filtration Methods 0.000 claims description 42
- 238000004146 energy storage Methods 0.000 claims description 39
- 239000003990 capacitor Substances 0.000 claims description 34
- 238000010248 power generation Methods 0.000 claims description 17
- 230000002457 bidirectional effect Effects 0.000 claims description 9
- 238000012546 transfer Methods 0.000 claims description 8
- 239000004065 semiconductor Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 89
- 230000001939 inductive effect Effects 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
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
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/0077—Plural converter units whose outputs are connected in series
-
- 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
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/007—Plural converter units in cascade
-
- 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
- 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
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
-
- 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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/10—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers
- H02M5/12—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers for conversion of voltage or current amplitude only
-
- 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
- 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
- H02M7/483—Converters with outputs that each can have more than two voltages levels
-
- 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
- H02M7/483—Converters with outputs that each can have more than two voltages levels
- H02M7/4835—Converters with outputs that each can have more than two voltages levels comprising two or more cells, each including a switchable capacitor, the capacitors having a nominal charge voltage which corresponds to a given fraction of the input voltage, and the capacitors being selectively connected in series to determine the instantaneous output voltage
-
- 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
- H02M7/493—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 the static converters being arranged for operation in parallel
-
- 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
-
- 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
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/01—Resonant DC/DC converters
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/20—Climate change mitigation technologies for sector-wide applications using renewable energy
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Dc-Dc Converters (AREA)
Abstract
一种电源系统,用于解决现有技术中直流母线上电流大,线缆直径粗,线缆成本高的技术问题。能量汇流装置的作用是将电源的输出进行转换,输出端为三端输出,从而增加输出端口。能量汇流装置的三个输出端中,第一输出端和第二输出端之间输出1500v电压,第二输出端和第三输出端之间也输出1500v电压,整体输出3kv。从而在相等的输出功率下,整体输出电压提升。由于整体输出电压提升,线缆上传输的电流可以降低,因而可以采用规格较细的线缆,节省线缆成本。其次,能量汇流装置输出端连接的线缆需要数量由传统的4根降低到3根,数量上减少,成本降低。
Description
PCT国内申请,说明书已公开。
Claims (97)
- 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/CN2020/100630 WO2022006737A1 (zh) | 2020-07-07 | 2020-07-07 | 一种电源系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114223127A true CN114223127A (zh) | 2022-03-22 |
CN114223127B CN114223127B (zh) | 2024-04-09 |
Family
ID=79553498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202080010101.0A Active CN114223127B (zh) | 2020-07-07 | 2020-07-07 | 一种电源系统 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20230163675A1 (zh) |
EP (1) | EP4170887A4 (zh) |
CN (1) | CN114223127B (zh) |
WO (1) | WO2022006737A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4304074A1 (en) * | 2022-06-01 | 2024-01-10 | Milwaukee Electric Tool Corporation | Power supply including a cascaded inverter |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108111035A (zh) * | 2018-01-31 | 2018-06-01 | 阳光电源股份有限公司 | 一种光伏固态变压器、光伏逆变系统以及双向高压变流器 |
CN108631357A (zh) * | 2018-04-03 | 2018-10-09 | 阳光电源股份有限公司 | 一种中高压能量变换系统 |
CN109687514A (zh) * | 2018-12-28 | 2019-04-26 | 浙江华云清洁能源有限公司 | 高频隔离型多低压直流母线汇集光伏中压并网发电系统 |
US20190305552A1 (en) * | 2018-03-28 | 2019-10-03 | Sungrow Power Supply Co., Ltd. | Medium-High Voltage Photovoltaic Power Generation System |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8184460B2 (en) * | 2009-05-28 | 2012-05-22 | General Electric Company | Solar inverter and control method |
EP2624433A1 (en) * | 2012-02-03 | 2013-08-07 | ABB Research Ltd. | Non-isolated PV inverter system with ground current mitigation |
CN104124703A (zh) * | 2014-07-01 | 2014-10-29 | 特变电工新疆新能源股份有限公司 | 一种高压直挂式光伏并网逆变器系统 |
CN105515353B (zh) * | 2016-01-27 | 2018-06-19 | 东南大学 | 基于混合型模块化多电平变换器的四端口电力电子变压器 |
EP3373433B1 (en) * | 2017-03-07 | 2020-04-29 | ABB Schweiz AG | A photovoltaic power plant system |
CN107104461A (zh) * | 2017-05-17 | 2017-08-29 | 阳光电源股份有限公司 | 一种光伏发电系统 |
CN107843806B (zh) * | 2017-10-30 | 2020-08-28 | 阳光电源股份有限公司 | 一种接线检测方法、装置和光伏发电系统 |
CN108540004B (zh) * | 2018-04-17 | 2019-12-13 | 特变电工西安电气科技有限公司 | 抑制三电平Boost变流单元中点电位波动的控制方法 |
CN109167390B (zh) * | 2018-09-21 | 2021-11-26 | 华为数字能源技术有限公司 | 一种光伏发电逆变系统 |
CN112868172B (zh) * | 2018-11-26 | 2022-07-12 | 华为数字能源技术有限公司 | 三电平功率转换系统和方法 |
CN110138011B (zh) * | 2019-06-05 | 2020-06-30 | 合肥工业大学 | 级联光伏固态变压器的模块功率均衡控制方法 |
-
2020
- 2020-07-07 CN CN202080010101.0A patent/CN114223127B/zh active Active
- 2020-07-07 WO PCT/CN2020/100630 patent/WO2022006737A1/zh unknown
- 2020-07-07 EP EP20944734.1A patent/EP4170887A4/en active Pending
-
2023
- 2023-01-06 US US18/150,999 patent/US20230163675A1/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108111035A (zh) * | 2018-01-31 | 2018-06-01 | 阳光电源股份有限公司 | 一种光伏固态变压器、光伏逆变系统以及双向高压变流器 |
US20190305552A1 (en) * | 2018-03-28 | 2019-10-03 | Sungrow Power Supply Co., Ltd. | Medium-High Voltage Photovoltaic Power Generation System |
CN108631357A (zh) * | 2018-04-03 | 2018-10-09 | 阳光电源股份有限公司 | 一种中高压能量变换系统 |
US20190305560A1 (en) * | 2018-04-03 | 2019-10-03 | Sungrow Power Supply Co., Ltd. | Medium And High Voltage Energy Conversion System |
CN109687514A (zh) * | 2018-12-28 | 2019-04-26 | 浙江华云清洁能源有限公司 | 高频隔离型多低压直流母线汇集光伏中压并网发电系统 |
Also Published As
Publication number | Publication date |
---|---|
US20230163675A1 (en) | 2023-05-25 |
CN114223127B (zh) | 2024-04-09 |
EP4170887A4 (en) | 2023-08-02 |
EP4170887A1 (en) | 2023-04-26 |
WO2022006737A1 (zh) | 2022-01-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102208883A (zh) | 用于远程太阳能场的dc传输系统 | |
CN209217732U (zh) | 交直流混合微电网储能系统 | |
CN112165083A (zh) | 电力网 | |
WO2016029824A1 (zh) | 一种直流电压变换装置及其桥臂控制方法 | |
EP3916975A2 (en) | Conversion device | |
US20230163675A1 (en) | Power supply system | |
CN113890122A (zh) | 面向办公居住园区用的交直流多端口配电系统 | |
Konstantinou et al. | Power electronics for hybrid energy systems | |
US20230068564A1 (en) | Conversion system and conversion device | |
CN108023497B (zh) | 串联同时供电正激周波变换型单级多输入高频环节逆变器 | |
CN216215929U (zh) | 面向办公居住园区用的交直流多端口配电系统 | |
EP3985821A1 (en) | Power grid | |
WO2023117045A1 (en) | Photo-voltaic power conversion arrangement | |
CN209217972U (zh) | 一种中压光伏并网逆变器 | |
CN209545458U (zh) | 一种逆变器 | |
CN110535172B (zh) | 一种交直流风光混合发电系统及功率平滑控制方法 | |
CN113726162A (zh) | 基于降压型公共直流电流母线的串联构网型变压器 | |
CN114189168A (zh) | 一种宽输入和中高压交流输出的光伏逆变器的拓扑结构 | |
CN108054946B (zh) | 内置并联分时选择开关电压型单级多输入低频环节逆变器 | |
CN216437063U (zh) | 一种高压逆变器拓扑电路 | |
Sun et al. | A transformerless bidirectional DC-DC converter based on power units with unipolar and bipolar structure for MVDC interconnection | |
CN212875677U (zh) | 一种基于三电平t型拓扑布局的变流器 | |
US20240079880A1 (en) | Inverter with Scalable DC/DC Voltage Boost Converter | |
Shehadeh et al. | Photovoltaic inverters technology | |
Pham | Direct storage hybrid (DSH) inverter: A new concept of intelligent hybrid inverter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |