CN201623651U - 单级式三相太阳能光伏并网逆变器 - Google Patents
单级式三相太阳能光伏并网逆变器 Download PDFInfo
- Publication number
- CN201623651U CN201623651U CN2010200223736U CN201020022373U CN201623651U CN 201623651 U CN201623651 U CN 201623651U CN 2010200223736 U CN2010200223736 U CN 2010200223736U CN 201020022373 U CN201020022373 U CN 201020022373U CN 201623651 U CN201623651 U CN 201623651U
- Authority
- CN
- China
- Prior art keywords
- module
- inverter
- solar photovoltaic
- voltage
- output
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
- Inverter Devices (AREA)
Abstract
本实用新型公开了一种光伏并网发电技术领域的单级式三相太阳能光伏并网逆变器,旨在解决现有光伏并网逆变器能量变换级数多,转换效率低,成本高的问题。该逆变器包括主电路、电压和电流检测模块、控制模块、驱动和保护模块、控制电源模块,主电路中逆变桥、输出滤波器及隔离变压器依次串联,电压和电流检测模块分别连接逆变桥的输入端、输出滤波器的输出端及隔离变压器的输出端,控制模块的输出端连接驱动和保护模块的输入端,驱动和保护模块的输出端连接逆变桥的脉冲输入端,控制电源模块为电压和电流检测模块、控制模块、驱动和保护模块提供工作电源。该逆变器能有效增强***的稳定性、可靠性,提高***效率,降低成本、节省体积。
Description
技术领域
本实用新型涉及太阳能光伏并网发电技术领域,特别涉及一种单级式三相太阳能光伏并网逆变器。
背景技术
随着现代工业的发展,全球能源危机和大气污染问题日益突出,传统的燃料能源正在日益减少,对环境造成的危害日益突出,全球约有20亿人得不到正常的能源供应。寻求新的可再生能源,改变人类能源结构,维持长远的可持续发展,已经成为人们重视的焦点。太阳能光伏是各种新能源中应用前景最广阔的一种,光伏发电将会替代石油和煤炭成为人类未来主要的能源形式之一。
由于现阶段科技水平的限制,太阳能光伏电池的转换效率始终比较低,在有限的资源下如何最大限度地提高发电效率是现阶段光伏并网逆变器的关键。
现有技术中的太阳能光伏并网逆变器是通过模拟电路实现,功能单一,准确率低,传统的两级式和多级式的光伏并网逆变器能量变换级数多,转换效率低,成本高。
实用新型内容
本实用新型提供一种单级式三相太阳能光伏并网逆变器,以解决现有光伏并网逆变器能量变换级数多,转换效率低,成本高的问题。
为解决以上技术问题,本实用新型所提供的单级式三相太阳能光伏并网逆变器,包括主电路、电压和电流检测模块、控制模块、驱动和保护模块、控制电源模块,主电路包括依次串联的逆变桥、输出滤波器及隔离变压器,电压和电流检测模块分别连接逆变桥的输入端、输出滤波器的输出端及隔离变压器的输出端,控制模块的输出端连接驱动和保护模块的输入端,驱动和保护模块的输出端连接逆变桥的脉冲输入端,控制电源模块为电压和电流检测模块、控制模块、驱动和保护模块提供工作电源。
相对于现有技术,本实用新型取得了以下有益效果:该逆变器可以有效增强***的稳定性、可靠性,提高***效率,降低成本的同时节省了体积;主回路采用单级式结构,在逆变器直流输入侧完成光伏阵列最大功率点跟踪控制;输出滤波器可以滤除逆变桥输出电流中的谐波成分,再经隔离变压器升压后接入电网;电压和电流检测模块分别检测太阳能光伏阵列的输出电压和电流信号,为最大功率点跟踪控制提供实时数据,通过检测逆变桥输出电流,为控制模块完成逆变器的并网电流控制提供输出电流值;驱动和保护模块接收来至控制模块的PWM脉冲信号,经光耦器件隔离放大后送至逆变桥的脉冲输入端口,同时检测太阳能光伏阵列的输出电压,完成低电压和过压保护,还能够检测逆变输出电流信号,防止***过流而损坏逆变桥功率管。
所述控制模块为基于高性能浮点数字信号处理器的控制模块。通过该控制模块可以实现最大功率点跟踪控制、孤岛效应检测、并网电流控制、通讯及故障保护。
所述控制模块设有基于CAN总线的可扩展通讯端口,并设有可与远程计算机连接的RS485通讯接口。设有基于CAN总线的可扩展通讯端口,可以使***易于接入太阳能光伏并网集群控制器;设有RS485通讯接口,可以便于与远程调度计算机相连,将本地数据在远程显示,并可接受远程控制。
所述逆变桥中的功率管为智能功率模块,设有过电压、过电流和过热故障检测电路,各检测电路的信号均接入控制模块。
所述逆变桥中的功率管为三菱第五代IPM智能功率模块。
所述电压和电流检测模块为基于霍尔效应的电压电流LEM模块。该模块精度高,线性度高。
所述控制电源模块采用UC3845反激式专用控制芯片驱动MOSFET器件,经DC/DC变换后提供工作电源。
所述驱动和保护模块包括HCLP4504光耦器件。
附图说明
图1为本实用新型单级式三相太阳能光伏并网逆变器的结构示意图。
图中:1太阳能光伏阵列、2逆变桥、3隔离变压器、4电网。
具体实施方式
如图1所示,本实用新型的单级式三相太阳能光伏并网逆变器包括主电路、电压和电流检测模块、控制模块、驱动和保护模块、控制电源模块。
主电路包括逆变桥2、输出滤波器及隔离变压器3。逆变桥以太阳能光伏阵列1作为输入电源,其输出连接至输出滤波器的输入端,为三相六管结构,功率管采用三菱第五代IPM智能功率模块,不仅把功率开关器件和驱动电路集成在一起,而且还内藏有过电压、过电流和过热等故障检测电路,并可将检测信号送到控制模块。
输出滤波器采用LC滤波器,以滤除逆变桥输出电流中的谐波成分,LC滤波器的输出端连接至工频隔离变压器的输入端,经工频隔离变压器升压后,其输出端连接至电网4。
逆变桥的主要功能是使输出的电流与电网电压同频,实现单位功率因数输出,同时电流的谐波要小于4%,因此电流的闭环控制是DC/AD变换控制中的中心环节,本实用新型采用的是基于电网电压前馈的瞬时电流控制。
控制模块的输出端连接驱动和保护模块的输入端,采用基于高性能浮点DSP(即数字信号处理器)的控制模块,负责进行***的协调,实现最大功率点跟踪控制、孤岛效应检测、并网电流控制、通讯及故障保护以及人机接口。控制模块向驱动与保护单元发出PWM脉冲,经驱动放大后连接至三相逆变桥的门极,控制智能功率模块的导通与关闭;根据电压和电流检测模块反馈的信号形成母线电压和输出电流的双闭环控制***。
控制模块设有基于CAN总线的可扩展通讯端口,使***易于接入太阳能光伏并网集群控制器;并设有RS485通讯接口,便于与远程调度计算机相连,将本地数据在远程显示,并可接受远程控制。
电压和电流检测模块为基于霍尔效应的电压电流LEM模块,分别连接逆变桥的输入端、输出滤波器的输出端及隔离变压器的输出端,检测太阳能光伏阵列的输出电压和电流信号,为最大功率点跟踪控制提供实时数据,通过检测逆变桥输出电流,为控制模块完成逆变器的并网电流控制提供输出电流值。
驱动和保护模块接收来至控制模块的PWM脉冲信号,将其经光耦器件HCLP4504隔离放大后送至逆变桥的脉冲输入端口;同时检测太阳能光伏阵列的输出电压,完成低电压和过压保护,还要检测逆变输出电流信号,防止***过流而损坏功率管等器件。
控制电源采用UC3845反激式专用控制芯片驱动MOSFET器件,经DC/DC变换后,为电压和电流检测模块、控制模块、驱动和保护模块提供工作电源。具体实现时可以向整个逆变***提供5V,15V,-15V,24V,4路15V自独立的隔离电源,以确保***的正常运行。
除上述实施例外,本实用新型还可以有其他实施方式。凡采用等同替换或等效变换形成的技术方案,均落在本实用新型要求的保护范围内。
Claims (8)
1.一种单级式三相太阳能光伏并网逆变器,其特征在于,该逆变器包括主电路、电压和电流检测模块、控制模块、驱动和保护模块、控制电源模块,主电路包括依次串联的逆变桥、输出滤波器及隔离变压器,电压和电流检测模块分别连接逆变桥的输入端、输出滤波器的输出端及隔离变压器的输出端,控制模块的输出端连接驱动和保护模块的输入端,驱动和保护模块的输出端连接逆变桥的脉冲输入端,控制电源模块为电压和电流检测模块、控制模块、驱动和保护模块提供工作电源。
2.根据权利要求1所述的单级式三相太阳能光伏并网逆变器,其特征是,所述控制模块为基于高性能浮点数字信号处理器的控制模块。
3.根据权利要求2所述的单级式三相太阳能光伏并网逆变器,其特征是,所述控制模块设有基于CAN总线的可扩展通讯端口,并设有可与远程计算机连接的RS485通讯接口。
4.根据权利要求1所述的单级式三相太阳能光伏并网逆变器,其特征是,所述逆变桥中的功率管为智能功率模块,设有过电压、过电流和过热故障检测电路,各检测电路的信号均接入控制模块。
5.根据权利要求4所述的单级式三相太阳能光伏并网逆变器,其特征是,所述逆变桥中的功率管为三菱第五代IPM智能功率模块。
6.根据权利要求1所述的单级式三相太阳能光伏并网逆变器,其特征是,所述电压和电流检测模块为基于霍尔效应的电压电流LEM模块。
7.根据权利要求1所述的单级式三相太阳能光伏并网逆变器,其特征是,所述控制电源模块采用UC3845反激式专用控制芯片驱动MOSFET器件,经DC/DC变换后提供工作电源。
8.根据权利要求1所述的单级式三相太阳能光伏并网逆变器,其特征是,所述驱动和保护模块包括HCLP4504光耦器件。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010200223736U CN201623651U (zh) | 2010-01-22 | 2010-01-22 | 单级式三相太阳能光伏并网逆变器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010200223736U CN201623651U (zh) | 2010-01-22 | 2010-01-22 | 单级式三相太阳能光伏并网逆变器 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201623651U true CN201623651U (zh) | 2010-11-03 |
Family
ID=43027105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010200223736U Expired - Fee Related CN201623651U (zh) | 2010-01-22 | 2010-01-22 | 单级式三相太阳能光伏并网逆变器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201623651U (zh) |
Cited By (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101976854A (zh) * | 2010-11-10 | 2011-02-16 | 江苏中澳光伏能源科技有限公司 | 光伏发电单相并网逆变器 |
WO2013026220A1 (zh) * | 2011-08-19 | 2013-02-28 | 深圳市英威腾电气股份有限公司 | 逆变器***的控制方法、装置及逆变器*** |
CN103138291A (zh) * | 2013-03-06 | 2013-06-05 | 杨勇 | 一种风力发电智能单相并网控制器 |
CN103166496A (zh) * | 2011-12-16 | 2013-06-19 | 中国北车股份有限公司大连电力牵引研发中心 | 逆变控制装置及方法 |
CN103178545A (zh) * | 2013-03-26 | 2013-06-26 | 西安理工大学 | 光伏并网逆变器的电网电流谐波互补电路及控制方法 |
CN103595026A (zh) * | 2013-10-21 | 2014-02-19 | 大连德维电子科技有限公司 | 一种高频高压电源用逆变器 |
CN104158417A (zh) * | 2014-07-25 | 2014-11-19 | 特变电工新疆新能源股份有限公司 | 一种降低光伏并网逆变器中开关损耗的控制***及方法 |
CN104362875A (zh) * | 2014-11-25 | 2015-02-18 | 国网吉林省电力有限公司延边供电公司 | 一种逆变电源 |
CN105634253A (zh) * | 2014-10-29 | 2016-06-01 | 国家电网公司 | 一种碳化硅器件串联驱动保护电路光供能装置及实现方法 |
CN106887861A (zh) * | 2011-07-20 | 2017-06-23 | 太阳能安吉科技有限公司 | 使用dc电源的分布式功率收集*** |
CN107104381A (zh) * | 2017-06-09 | 2017-08-29 | 江西森田电力设备有限公司 | 一体化智能光伏升压站 |
CN109416260A (zh) * | 2016-05-26 | 2019-03-01 | 兰迪斯+盖尔创新有限公司 | 供分布式发电设备使用的公用事业计量表 |
US10886748B1 (en) | 2019-10-11 | 2021-01-05 | Landis+Gyr Innovations, Inc. | Metering and communications for distributed energy resource devices |
US10948516B2 (en) | 2019-01-10 | 2021-03-16 | Landis+Gyr Innovations, Inc. | Methods and systems for connecting and metering distributed energy resource devices |
US10992238B2 (en) | 2012-01-30 | 2021-04-27 | Solaredge Technologies Ltd. | Maximizing power in a photovoltaic distributed power system |
US11002774B2 (en) | 2006-12-06 | 2021-05-11 | Solaredge Technologies Ltd. | Monitoring of distributed power harvesting systems using DC power sources |
US11018623B2 (en) | 2016-04-05 | 2021-05-25 | Solaredge Technologies Ltd. | Safety switch for photovoltaic systems |
US11031861B2 (en) | 2006-12-06 | 2021-06-08 | Solaredge Technologies Ltd. | System and method for protection during inverter shutdown in distributed power installations |
US11043820B2 (en) | 2006-12-06 | 2021-06-22 | Solaredge Technologies Ltd. | Battery power delivery module |
US11063440B2 (en) | 2006-12-06 | 2021-07-13 | Solaredge Technologies Ltd. | Method for distributed power harvesting using DC power sources |
US11070051B2 (en) | 2010-11-09 | 2021-07-20 | Solaredge Technologies Ltd. | Arc detection and prevention in a power generation system |
US11177663B2 (en) | 2016-04-05 | 2021-11-16 | Solaredge Technologies Ltd. | Chain of power devices |
US11183968B2 (en) | 2012-01-30 | 2021-11-23 | Solaredge Technologies Ltd. | Photovoltaic panel circuitry |
US11183922B2 (en) | 2006-12-06 | 2021-11-23 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11187734B2 (en) | 2019-05-31 | 2021-11-30 | Landis+Gyr Innovations, Inc. | Systems for electrically connecting metering devices and distributed energy resource devices |
US11205946B2 (en) | 2011-01-12 | 2021-12-21 | Solaredge Technologies Ltd. | Serially connected inverters |
US11237194B2 (en) | 2019-10-11 | 2022-02-01 | Landis+Gyr Innovations, Inc. | Meter for use with a distributed energy resource device |
US11296650B2 (en) | 2006-12-06 | 2022-04-05 | Solaredge Technologies Ltd. | System and method for protection during inverter shutdown in distributed power installations |
US11309832B2 (en) | 2006-12-06 | 2022-04-19 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11349432B2 (en) | 2010-11-09 | 2022-05-31 | Solaredge Technologies Ltd. | Arc detection and prevention in a power generation system |
US11424616B2 (en) | 2008-05-05 | 2022-08-23 | Solaredge Technologies Ltd. | Direct current power combiner |
US11476799B2 (en) | 2006-12-06 | 2022-10-18 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11569660B2 (en) | 2006-12-06 | 2023-01-31 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11569659B2 (en) | 2006-12-06 | 2023-01-31 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11579235B2 (en) | 2006-12-06 | 2023-02-14 | Solaredge Technologies Ltd. | Safety mechanisms, wake up and shutdown methods in distributed power installations |
US11594968B2 (en) | 2007-08-06 | 2023-02-28 | Solaredge Technologies Ltd. | Digital average input current control in power converter |
US11687112B2 (en) | 2006-12-06 | 2023-06-27 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11728768B2 (en) | 2006-12-06 | 2023-08-15 | Solaredge Technologies Ltd. | Pairing of components in a direct current distributed power generation system |
US11735910B2 (en) | 2006-12-06 | 2023-08-22 | Solaredge Technologies Ltd. | Distributed power system using direct current power sources |
US11855231B2 (en) | 2006-12-06 | 2023-12-26 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11867729B2 (en) | 2009-05-26 | 2024-01-09 | Solaredge Technologies Ltd. | Theft detection and prevention in a power generation system |
US11888387B2 (en) | 2006-12-06 | 2024-01-30 | Solaredge Technologies Ltd. | Safety mechanisms, wake up and shutdown methods in distributed power installations |
US11929620B2 (en) | 2012-01-30 | 2024-03-12 | Solaredge Technologies Ltd. | Maximizing power in a photovoltaic distributed power system |
US11979037B2 (en) | 2012-01-11 | 2024-05-07 | Solaredge Technologies Ltd. | Photovoltaic module |
US11982544B2 (en) | 2021-02-04 | 2024-05-14 | Landis+Gyr Technology, Inc. | Distributed control of energy storage device charging and grid stability |
US12003107B2 (en) | 2013-03-14 | 2024-06-04 | Solaredge Technologies Ltd. | Method and apparatus for storing and depleting energy |
-
2010
- 2010-01-22 CN CN2010200223736U patent/CN201623651U/zh not_active Expired - Fee Related
Cited By (75)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11183922B2 (en) | 2006-12-06 | 2021-11-23 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11962243B2 (en) | 2006-12-06 | 2024-04-16 | Solaredge Technologies Ltd. | Method for distributed power harvesting using DC power sources |
US11961922B2 (en) | 2006-12-06 | 2024-04-16 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11888387B2 (en) | 2006-12-06 | 2024-01-30 | Solaredge Technologies Ltd. | Safety mechanisms, wake up and shutdown methods in distributed power installations |
US11855231B2 (en) | 2006-12-06 | 2023-12-26 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11735910B2 (en) | 2006-12-06 | 2023-08-22 | Solaredge Technologies Ltd. | Distributed power system using direct current power sources |
US11728768B2 (en) | 2006-12-06 | 2023-08-15 | Solaredge Technologies Ltd. | Pairing of components in a direct current distributed power generation system |
US11687112B2 (en) | 2006-12-06 | 2023-06-27 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11682918B2 (en) | 2006-12-06 | 2023-06-20 | Solaredge Technologies Ltd. | Battery power delivery module |
US11658482B2 (en) | 2006-12-06 | 2023-05-23 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11598652B2 (en) | 2006-12-06 | 2023-03-07 | Solaredge Technologies Ltd. | Monitoring of distributed power harvesting systems using DC power sources |
US11594880B2 (en) | 2006-12-06 | 2023-02-28 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11594881B2 (en) | 2006-12-06 | 2023-02-28 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11594882B2 (en) | 2006-12-06 | 2023-02-28 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11579235B2 (en) | 2006-12-06 | 2023-02-14 | Solaredge Technologies Ltd. | Safety mechanisms, wake up and shutdown methods in distributed power installations |
US11575261B2 (en) | 2006-12-06 | 2023-02-07 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11575260B2 (en) | 2006-12-06 | 2023-02-07 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11569659B2 (en) | 2006-12-06 | 2023-01-31 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11569660B2 (en) | 2006-12-06 | 2023-01-31 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11476799B2 (en) | 2006-12-06 | 2022-10-18 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11002774B2 (en) | 2006-12-06 | 2021-05-11 | Solaredge Technologies Ltd. | Monitoring of distributed power harvesting systems using DC power sources |
US11309832B2 (en) | 2006-12-06 | 2022-04-19 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
US11031861B2 (en) | 2006-12-06 | 2021-06-08 | Solaredge Technologies Ltd. | System and method for protection during inverter shutdown in distributed power installations |
US11043820B2 (en) | 2006-12-06 | 2021-06-22 | Solaredge Technologies Ltd. | Battery power delivery module |
US11063440B2 (en) | 2006-12-06 | 2021-07-13 | Solaredge Technologies Ltd. | Method for distributed power harvesting using DC power sources |
US11296650B2 (en) | 2006-12-06 | 2022-04-05 | Solaredge Technologies Ltd. | System and method for protection during inverter shutdown in distributed power installations |
US11073543B2 (en) | 2006-12-06 | 2021-07-27 | Solaredge Technologies Ltd. | Monitoring of distributed power harvesting systems using DC power sources |
US11594968B2 (en) | 2007-08-06 | 2023-02-28 | Solaredge Technologies Ltd. | Digital average input current control in power converter |
US11424616B2 (en) | 2008-05-05 | 2022-08-23 | Solaredge Technologies Ltd. | Direct current power combiner |
US11867729B2 (en) | 2009-05-26 | 2024-01-09 | Solaredge Technologies Ltd. | Theft detection and prevention in a power generation system |
US11349432B2 (en) | 2010-11-09 | 2022-05-31 | Solaredge Technologies Ltd. | Arc detection and prevention in a power generation system |
US11489330B2 (en) | 2010-11-09 | 2022-11-01 | Solaredge Technologies Ltd. | Arc detection and prevention in a power generation system |
US11070051B2 (en) | 2010-11-09 | 2021-07-20 | Solaredge Technologies Ltd. | Arc detection and prevention in a power generation system |
US12003215B2 (en) | 2010-11-09 | 2024-06-04 | Solaredge Technologies Ltd. | Arc detection and prevention in a power generation system |
CN101976854A (zh) * | 2010-11-10 | 2011-02-16 | 江苏中澳光伏能源科技有限公司 | 光伏发电单相并网逆变器 |
US11205946B2 (en) | 2011-01-12 | 2021-12-21 | Solaredge Technologies Ltd. | Serially connected inverters |
CN106887861A (zh) * | 2011-07-20 | 2017-06-23 | 太阳能安吉科技有限公司 | 使用dc电源的分布式功率收集*** |
CN106887861B (zh) * | 2011-07-20 | 2021-08-27 | 太阳能安吉科技有限公司 | 使用dc电源的分布式功率收集*** |
WO2013026220A1 (zh) * | 2011-08-19 | 2013-02-28 | 深圳市英威腾电气股份有限公司 | 逆变器***的控制方法、装置及逆变器*** |
CN103166496A (zh) * | 2011-12-16 | 2013-06-19 | 中国北车股份有限公司大连电力牵引研发中心 | 逆变控制装置及方法 |
US11979037B2 (en) | 2012-01-11 | 2024-05-07 | Solaredge Technologies Ltd. | Photovoltaic module |
US11183968B2 (en) | 2012-01-30 | 2021-11-23 | Solaredge Technologies Ltd. | Photovoltaic panel circuitry |
US11620885B2 (en) | 2012-01-30 | 2023-04-04 | Solaredge Technologies Ltd. | Photovoltaic panel circuitry |
US10992238B2 (en) | 2012-01-30 | 2021-04-27 | Solaredge Technologies Ltd. | Maximizing power in a photovoltaic distributed power system |
US11929620B2 (en) | 2012-01-30 | 2024-03-12 | Solaredge Technologies Ltd. | Maximizing power in a photovoltaic distributed power system |
CN103138291A (zh) * | 2013-03-06 | 2013-06-05 | 杨勇 | 一种风力发电智能单相并网控制器 |
US12003107B2 (en) | 2013-03-14 | 2024-06-04 | Solaredge Technologies Ltd. | Method and apparatus for storing and depleting energy |
CN103178545B (zh) * | 2013-03-26 | 2014-11-05 | 西安理工大学 | 光伏并网逆变器的电网电流谐波互补电路及控制方法 |
CN103178545A (zh) * | 2013-03-26 | 2013-06-26 | 西安理工大学 | 光伏并网逆变器的电网电流谐波互补电路及控制方法 |
CN103595026B (zh) * | 2013-10-21 | 2016-08-31 | 金华大维电子科技(大连)有限公司 | 一种高频高压电源用逆变器 |
CN103595026A (zh) * | 2013-10-21 | 2014-02-19 | 大连德维电子科技有限公司 | 一种高频高压电源用逆变器 |
CN104158417A (zh) * | 2014-07-25 | 2014-11-19 | 特变电工新疆新能源股份有限公司 | 一种降低光伏并网逆变器中开关损耗的控制***及方法 |
CN104158417B (zh) * | 2014-07-25 | 2016-08-24 | 特变电工新疆新能源股份有限公司 | 一种降低光伏并网逆变器中开关损耗的控制***及方法 |
CN105634253A (zh) * | 2014-10-29 | 2016-06-01 | 国家电网公司 | 一种碳化硅器件串联驱动保护电路光供能装置及实现方法 |
CN105634253B (zh) * | 2014-10-29 | 2019-03-22 | 全球能源互联网研究院 | 一种碳化硅器件串联驱动保护电路光供能装置及实现方法 |
CN104362875A (zh) * | 2014-11-25 | 2015-02-18 | 国网吉林省电力有限公司延边供电公司 | 一种逆变电源 |
US11018623B2 (en) | 2016-04-05 | 2021-05-25 | Solaredge Technologies Ltd. | Safety switch for photovoltaic systems |
US11177663B2 (en) | 2016-04-05 | 2021-11-16 | Solaredge Technologies Ltd. | Chain of power devices |
US11870250B2 (en) | 2016-04-05 | 2024-01-09 | Solaredge Technologies Ltd. | Chain of power devices |
US10998731B2 (en) | 2016-05-26 | 2021-05-04 | Landis+Gyr Innovations, Inc. | Utility meter for use with distributed generation device |
CN109416260A (zh) * | 2016-05-26 | 2019-03-01 | 兰迪斯+盖尔创新有限公司 | 供分布式发电设备使用的公用事业计量表 |
US11223210B2 (en) | 2016-05-26 | 2022-01-11 | Landis+Gyr Innovations, Inc. | Utility meter for use with distributed generation device |
CN107104381A (zh) * | 2017-06-09 | 2017-08-29 | 江西森田电力设备有限公司 | 一体化智能光伏升压站 |
US11415598B2 (en) | 2019-01-10 | 2022-08-16 | Landis+Gyr Innovations, Inc. | Methods and systems for connecting and metering distributed energy resource devices |
US10948516B2 (en) | 2019-01-10 | 2021-03-16 | Landis+Gyr Innovations, Inc. | Methods and systems for connecting and metering distributed energy resource devices |
US11428710B2 (en) | 2019-01-10 | 2022-08-30 | Landis+Gyr Innovations, Inc. | Methods and systems for connecting and metering distributed energy resource devices |
US11774473B2 (en) | 2019-05-31 | 2023-10-03 | Landis+Gyr Technology, Inc. | Systems for electrically connecting metering devices and distributed energy resource devices |
US11187734B2 (en) | 2019-05-31 | 2021-11-30 | Landis+Gyr Innovations, Inc. | Systems for electrically connecting metering devices and distributed energy resource devices |
US11835556B2 (en) | 2019-10-11 | 2023-12-05 | Landis+Gyr Technology, Inc. | Meter for use with a distributed energy resource device |
US10886748B1 (en) | 2019-10-11 | 2021-01-05 | Landis+Gyr Innovations, Inc. | Metering and communications for distributed energy resource devices |
US11506693B2 (en) | 2019-10-11 | 2022-11-22 | Landis+Gyr Innovations, Inc. | Meter and socket for use with a distributed energy resource device |
US11965918B2 (en) | 2019-10-11 | 2024-04-23 | Landis+Gyr Technology, Inc. | Meter for use with a distributed energy resource device |
US11316348B2 (en) | 2019-10-11 | 2022-04-26 | Landis+Gyr Innovations, Inc. | Metering and communications for distributed energy resource devices |
US11237194B2 (en) | 2019-10-11 | 2022-02-01 | Landis+Gyr Innovations, Inc. | Meter for use with a distributed energy resource device |
US11982544B2 (en) | 2021-02-04 | 2024-05-14 | Landis+Gyr Technology, Inc. | Distributed control of energy storage device charging and grid stability |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201623651U (zh) | 单级式三相太阳能光伏并网逆变器 | |
CN101304221B (zh) | 太阳能光伏并网逆变器 | |
CN103166239B (zh) | 集中-分布混合式新能源发电***及最大功率点跟踪控制方法 | |
CN200994112Y (zh) | 三相光伏并网逆变器 | |
CN203166494U (zh) | 一种解决电势诱导衰减的装置 | |
CN102904454B (zh) | 光伏发电***中高效隔离直流变换器*** | |
CN202841003U (zh) | 一种新型三相光伏并网逆变器***结构 | |
CN203368360U (zh) | 改进了电路结构的无变压器的单相pv逆变器 | |
CN102832842A (zh) | 一种新型三相光伏并网逆变器*** | |
CN107370391B (zh) | 面向中高压智能配电网的桥臂复用电力电子变压器 | |
CN102624274A (zh) | 一种交错并联并网逆变器及其控制方法 | |
CN202513588U (zh) | 一种dsp和fpga双控制***光伏并网逆变器 | |
CN202444277U (zh) | 一种适用于分布式发电的三相光伏并网发电装置 | |
US9337748B2 (en) | System and method for a DC-to-DC power converter with inverter stage coupled to the DC input | |
CN105450073B (zh) | 一种单相光伏并网微逆变器 | |
CN103312153B (zh) | 一种并联式多输入耦合电感升降压变换器 | |
CN102857142A (zh) | 多路mppt电路及太阳能光伏逆变器 | |
CN204696953U (zh) | 一种适用于光伏发电的z源逆变器 | |
CN203326915U (zh) | 用于减少并网逆变器冲击电流的控制*** | |
Ho | Challenges and design considerations of PV inverters in the future smart grids | |
CN201975789U (zh) | 谐波电流抵消模块及模块组 | |
Xiao et al. | Transformerless Photovoltaic Grid-Connected Inverters | |
CN202564967U (zh) | 一种用于光伏发电的单级并网逆变器*** | |
CN102412748A (zh) | 一种光伏并网逆变器及其控制方法 | |
CN202930969U (zh) | 能减少对地漏电流的单相光伏并网发电逆变电路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170510 Address after: 225000 Jiangsu province Yangzhou City Ferry Road Economic Development Zone No. 199 28 Patentee after: Yangzhou Asahi Solar Power Co. Ltd. Address before: 225127 No. 119 Hanjiang Road, Jiangsu, Yangzhou Patentee before: Yangzhou Jingxu Power Supply Co., Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101103 Termination date: 20190122 |
|
CF01 | Termination of patent right due to non-payment of annual fee |