WO2023077741A1 - 一种光伏系统及控制方法 - Google Patents
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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
- 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
- H02M1/0074—Plural converter units whose inputs are connected in series
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- 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
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- 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
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- 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
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- 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
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- 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
- H02M7/53—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 using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5375—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with special starting equipment
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- 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
- H02M7/53—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 using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/32—Electrical components comprising DC/AC inverter means associated with the PV module itself, e.g. AC modules
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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
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- 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
- H02M1/0083—Converters characterised by their input or output configuration
- H02M1/0093—Converters characterised by their input or output configuration wherein the output is created by adding a regulated voltage to or subtracting it from an unregulated input
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- 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
- H02M5/14—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 between circuits of different phase number
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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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Supply And Distribution Of Alternating Current (AREA)
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Abstract
Description
Claims (14)
- 一种光伏系统,其特征在于,包括:主DC/DC变换器、从DC/DC变换器、主DC/AC变换器和从DC/AC变换器;所述主DC/DC变换器的输入端用于连接光伏阵列;所述主DC/DC变换器的正输出端连接所述主DC/AC变换器的正输入端,所述主DC/DC变换器的负输出端连接N线,所述主DC/AC变换器的负输入端连接所述N线;所述从DC/DC变换器的负输入端连接所述主DC/DC变换器的负输出端,所述从DC/DC变换器的正输入端连接所述主DC/DC变换器的正输出端;所述从DC/DC变换器的正输出端连接所述N线,所述从DC/DC变换器的负输出端连接所述从DC/AC变换器的负输出端,所述从DC/AC变换器的正输出端连接所述N线;所述主DC/AC变换器,用于向从DC/AC变换器发送电流指令值和所述主DC/AC变换器的输入电压;所述从DC/AC变换器,用于根据所述从DC/AC变换器的输入电压、所述电流指令值和所述主DC/AC变换器的输入电压控制输出电流,以使所述N线电流小于预设电流。
- 根据权利要求1所述的光伏系统,其特征在于,所述从DC/AC变换器,具体用于控制输出电流与所述从DC/AC变换器的输入电压和所述电流指令值均成正比,与所述主DC/AC变换器的输入电压成反比,以使所述N线电流小于预设电流。
- 根据权利要求2所述的光伏系统,其特征在于,所述从DC/AC变换器,具体用于控制输出电流为U2*I1/U1,其中,U2为所述从DC/AC变换器的输入电压,U1为所述主DC/AC变换器的输入电压,I1为所述电流指令值。
- 根据权利要求1-3任一项所述的光伏系统,其特征在于,当所述主DC/AC变换器未限制其输出功率时,所述主DC/AC变换器的输入电压为预设值。
- 根据权利要求1-3任一项所述的光伏系统,其特征在于,当所述主DC/AC变换器限制输出功率时,所述主DC/AC变换器采集所述主DC/AC变换器的输入电压;将采集的所述主DC/AC变换器的输入电压发送给所述从DC/AC变换器;或所述从DC/AC变换器直接采集所述主DC/AC变换器的输入电压。
- 根据权利要求1-5任一项所述的光伏系统,其特征在于,当所述光伏系统未限功率,所述从DC/AC变换器检测到与所述主DC/AC变换器通信异常时,所述从DC/AC变换器,用于根据所述主DC/AC变换器的输入电压、所述N线的电流、所述从DC/AC变换器的输入电压和所述从DC/AC变换器的输出功率获得电流指令值,根据所述电流指令值控制所述从DC/AC变换器的输出电流,以使所述N线电流小于预设电流。
- 根据权利要求1-5任一项所述的光伏系统,其特征在于,当所述光伏系统限功率,所述从DC/AC变换器未收到所述主DC/AC变换器发送的所述主DC/AC变换器的输入电压时,所述从DC/AC变换器,用于根据所述主DC/AC变换器的输入电压、所述N线的电流、所述从DC/AC变换器的输入电压和所述从DC/AC变换器的输出功率获得电流指令值,根据所述电流指令值控制所述从DC/AC变换器的输出电流,以使所 述N线电流小于预设电流。
- 根据权利要求1-7任一项所述的光伏系统,其特征在于,当所述光伏系统发生低电压穿越或高电压穿越时,所述主DC/AC变换器,用于控制所述主DC/AC变换器输出第一无功功率和控制所述从DC/AC变换器输出第二无功功率。
- 一种光伏系统的控制方法,其特征在于,所述光伏系统包括:主DC/DC变换器、从DC/DC变换器、主DC/AC变换器和从DC/AC变换器;所述主DC/DC变换器的输入端用于连接光伏阵列;所述主DC/DC变换器的正输出端连接所述主DC/AC变换器的正输入端,所述主DC/DC变换器的负输出端连接N线,所述主DC/AC变换器的负输入端连接所述N线;所述从DC/DC变换器的正输入端连接所述主DC/DC变换器的负输出端,所述从DC/DC变换器的负输入端连接所述主DC/DC变换器的正输出端;所述从DC/DC变换器的正输出端连接所述N线,所述从DC/DC变换器的负输出端连接所述从DC/AC变换器的负输出端,所述从DC/AC变换器的正输出端连接所述N线;控制所述主DC/AC变换器向从DC/AC变换器发送电流指令值和所述主DC/AC变换器的输入电压;控制所述从DC/AC变换器根据所述从DC/AC变换器的输入电压、所述电流指令值和所述主DC/AC变换器的输入电压控制输出电流,以使所述N线电流小于预设电流。
- 根据权利要求9所述的方法,其特征在于,所述根据所述从DC/AC变换器的输入电压、所述电流指令值和所述主DC/AC变换器的输入电压控制输出电流,具体包括:控制输出电流与所述从DC/AC变换器的输入电压和所述电流指令值均成正比,与所述主DC/AC变换器的输入电压成反比,以使所述N线电流小于预设电流。
- 根据权利要求9或10所述的方法,其特征在于,还包括:当所述主DC/AC变换器未限制其输出功率时,控制所述主DC/AC变换器的输入电压为预设值。
- 根据权利要求9或10所述的方法,其特征在于,当所述主DC/AC变换器限制输出功率时,还包括:所述主DC/AC变换器采集所述主DC/AC变换器的输入电压;将采集的所述主DC/AC变换器的输入电压发送给所述从DC/AC变换器。
- 根据权利要求9-12任一项所述的方法,其特征在于,当所述光伏系统未限功率,所述从DC/AC变换器未收到所述主DC/AC变换器发送的所述主DC/AC变换器的输入电压时,所述根据所述从DC/AC变换器的输入电压、所述电流指令值和所述主DC/AC变换器的输入电压控制输出电流,以使所述N线电流小于预设电流,具体包括:根据所述主DC/AC变换器的输入电压、所述N线的电流、所述从DC/AC变换器的输入电压和所述从DC/AC变换器的输出功率获得电流指令值,根据所述电流指令值控制所述从DC/AC变换器的输出电流,以使所述N线电流小于预设电流。
- 根据权利要求9-12任一项所述的方法,其特征在于,当所述光伏系统限功率,所述从DC/AC变换器未收到所述主DC/AC变换器发送的所述主DC/AC变换器的输入电压时,所述根据所述从DC/AC变换器的输入电压、所述电流指令值和所述主DC/AC 变换器的输入电压控制输出电流,以使所述N线电流小于预设电流,具体包括:根据所述主DC/AC变换器的输入电压、所述N线的电流、所述从DC/AC变换器的输入电压和所述从DC/AC变换器的输出功率获得电流指令值,根据所述电流指令值控制所述从DC/AC变换器的输出电流,以使所述N线电流小于预设电流。
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080030129A (ko) * | 2006-09-29 | 2008-04-04 | 한양전공주식회사 | 계통발전용 고전압 일체형 태양광 발전시스템 |
DE102013102433A1 (de) * | 2012-03-13 | 2013-09-19 | Sma Solar Technology Ag | Wechselrichter für eine variable Eingangsgleichspannung |
JP2018033226A (ja) * | 2016-08-24 | 2018-03-01 | サンケン電気株式会社 | 太陽光発電システム |
CN110190741A (zh) * | 2019-05-09 | 2019-08-30 | 合肥工业大学 | 大功率高升压比光伏直流变流器启动控制方法 |
CN112928940A (zh) * | 2021-02-01 | 2021-06-08 | 合肥同智机电控制技术有限公司 | 一种主从式逆变器并联系统切换控制方法及装置 |
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JP2018033226A (ja) * | 2016-08-24 | 2018-03-01 | サンケン電気株式会社 | 太陽光発電システム |
CN110190741A (zh) * | 2019-05-09 | 2019-08-30 | 合肥工业大学 | 大功率高升压比光伏直流变流器启动控制方法 |
CN112928940A (zh) * | 2021-02-01 | 2021-06-08 | 合肥同智机电控制技术有限公司 | 一种主从式逆变器并联系统切换控制方法及装置 |
CN113890103A (zh) * | 2021-11-05 | 2022-01-04 | 阳光电源股份有限公司 | 一种光伏系统及控制方法 |
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