KR20180024169A - 태양광 인버터 - Google Patents
태양광 인버터 Download PDFInfo
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- KR20180024169A KR20180024169A KR1020160109839A KR20160109839A KR20180024169A KR 20180024169 A KR20180024169 A KR 20180024169A KR 1020160109839 A KR1020160109839 A KR 1020160109839A KR 20160109839 A KR20160109839 A KR 20160109839A KR 20180024169 A KR20180024169 A KR 20180024169A
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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
- H02M1/14—Arrangements for reducing ripples from DC input or output
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- H01L31/042—
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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
- H02J1/02—Arrangements for reducing harmonics or ripples
-
- 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
- H02M7/4826—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 operating from a resonant DC source, i.e. the DC input voltage varies periodically, e.g. resonant DC-link inverters
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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
-
- 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
-
- 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
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F19/00—Integrated devices, or assemblies of multiple devices, comprising at least one photovoltaic cell covered by group H10F10/00, e.g. photovoltaic modules
-
- 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
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0006—Arrangements for supplying an adequate voltage to the control circuit of 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
- 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
- H02M7/53—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
- H02M7/539—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 automatic control of output wave form or frequency
- H02M7/5395—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 automatic control of output wave form or frequency by pulse-width modulation
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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
- Y02E10/10—Geothermal energy
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
- Inverter Devices (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
도 2는 본 발명의 일 실시예에 따른 태양광 인버터를 도시한 도면.
도 3은 본 발명의 일 실시예에 따른 태양광 인버터가 태양전지 어레이 및 전력계통과 연결된 모습을 도시한 도면.
도 4는 본 발명의 일 실시예에 따른 스위칭부가 태양전지 어레이 및 DC 링크 커패시터 사이에 연결되는 모습을 도시한 도면.
도 5는 본 발명의 일 실시예에 따른 태양광 인버터가 태양전지 어레이에 연결되도록 구성된 회로를 도시한 도면.
도 6은 DC 링크 커패시터에 저장된 직류 전압이 전력변환부에 인가되도록 구성된 회로를 도시한 도면.
도 7은 DC 링크 커패시터가 태양전지 어레이로부터 출력되는 개방전압을 저장하도록 구성된 회로를 도시한 도면.
도 8은 DC 링크 커패시터에 저장된 직류 전압의 역전압이 태양전지 어레이에 인가되도록 구성된 회로를 도시한 도면.
Claims (7)
- 태양전지 어레이로부터 출력되는 직류 전압을 저장하는 DC 링크 커패시터;
상기 DC 링크 커패시터에 저장된 직류 전압을 이용하여 교류 전력을 생성하고, 상기 생성된 교류 전력을 전력계통에 전송하는 전력변환부; 및
상기 태양전지 어레이의 구동값이 미리 설정된 구동조건을 만족하는지 여부에 따라 상기 DC 링크 커패시터에 저장된 직류 전압을 상기 전력변환부에 인가하거나 상기 DC 링크 커패시터에 저장된 직류 전압의 역전압을 상기 태양전지 어레이에 인가하는 제어부를 포함하는 태양광 인버터.
- 제1항에 있어서,
상기 태양전지 어레이의 구동값은
상기 태양전지 어레이로부터 출력되는 직류 전압의 크기, 상기 태양전지 어레이의 구동시각, 상기 태양전지 어레이의 구동시간 및 상기 태양전지 어레이의 분극도 중 적어도 하나를 포함하는 태양광 인버터.
- 제1항에 있어서,
상기 제어부는
상기 태양전지 어레이의 구동값이 상기 미리 설정된 구동조건을 만족하면 상기 DC 링크 커패시터에 저장된 직류 전압을 상기 전력변환부에 인가하고, 상기 태양전지 어레이의 구동값이 상기 미리 설정된 구동조건을 만족하지 않으면 상기 DC 링크 커패시터에 저장된 직류 전압의 역전압을 상기 태양전지 어레이에 인가하는 태양광 인버터.
- 제1항에 있어서,
상기 태양전지 어레이의 포지티브 단자와 상기 DC 링크 커패시터의 포지티브 단자 사이에 연결되는 제1 스위치, 상기 태양전지 어레이의 네거티브 단자와 상기 DC 링크 커패시터의 네거티브 단자 사이에 연결되는 제2 스위치, 상기 태양전지 어레이의 포지티브 단자와 상기 DC 링크 커패시터의 네거티브 단자 사이에 연결되는 제3 스위치 및 상기 태양전지 어레이의 네거티브 단자와 상기 DC 링크 커패시터의 포지티브 단자 사이에 연결되는 제4 스위치를 포함하는 스위칭부를 더 포함하는 태양광 인버터.
- 제4항에 있어서,
상기 제어부는
상기 태양전지 어레이의 구동값이 상기 미리 설정된 구동조건을 만족하면, 상기 제1 스위치 및 상기 제2 스위치를 턴 온 제어하고 상기 제3 스위치 및 상기 제4 스위치를 턴 오프 제어하고,
상기 태양전지 어레이의 구동값이 상기 미리 설정된 구동조건을 만족하지 않으면, 상기 제1 스위치 및 상기 제2 스위치를 턴 오프 제어하고 상기 제3 스위치 및 상기 제4 스위치를 턴 온 제어하는 태양광 인버터.
- 제1항에 있어서,
상기 전력변환부는
상기 태양전지 어레이의 구동값이 상기 미리 설정된 구동조건을 만족하지 않으면 상기 전력계통에 전송되는 상기 교류 전력을 차단하는 태양광 인버터.
- 제1항에 있어서,
상기 DC 링크 커패시터는
상기 태양전지 어레이의 구동값이 상기 미리 설정된 구동조건을 만족하지 않으면 상기 태양전지 어레이로부터 출력되는 개방전압을 저장하는 태양광 인버터.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020160109839A KR20180024169A (ko) | 2016-08-29 | 2016-08-29 | 태양광 인버터 |
EP17171334.0A EP3291442B1 (en) | 2016-08-29 | 2017-05-16 | Photovoltaic inverter |
ES17171334T ES2756707T3 (es) | 2016-08-29 | 2017-05-16 | Inversor fotovoltaico |
JP2017099152A JP6291111B2 (ja) | 2016-08-29 | 2017-05-18 | 太陽光インバーター |
US15/599,640 US10090754B2 (en) | 2016-08-29 | 2017-05-19 | Photovoltaic inverter |
CN201710388084.4A CN107809212B (zh) | 2016-08-29 | 2017-05-27 | 光伏逆变器 |
Applications Claiming Priority (1)
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KR1020160109839A KR20180024169A (ko) | 2016-08-29 | 2016-08-29 | 태양광 인버터 |
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KR20180024169A true KR20180024169A (ko) | 2018-03-08 |
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KR1020160109839A Ceased KR20180024169A (ko) | 2016-08-29 | 2016-08-29 | 태양광 인버터 |
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Country | Link |
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US (1) | US10090754B2 (ko) |
EP (1) | EP3291442B1 (ko) |
JP (1) | JP6291111B2 (ko) |
KR (1) | KR20180024169A (ko) |
CN (1) | CN107809212B (ko) |
ES (1) | ES2756707T3 (ko) |
Cited By (2)
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KR20200112289A (ko) | 2019-03-21 | 2020-10-05 | 주식회사 윌링스 | Pid 방지 기능을 갖는 태양광 발전시스템 |
KR102582181B1 (ko) * | 2023-01-10 | 2023-10-04 | 주식회사 유환 | Ac차단과 dc차단을 연동한 효율유지형 태양광 발전장치 |
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JP6711296B2 (ja) * | 2017-02-15 | 2020-06-17 | オムロン株式会社 | 電源システム、dc/dcコンバータ及びパワーコンディショナ |
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EP3937332A1 (en) | 2018-05-10 | 2022-01-12 | SolarEdge Technologies Ltd. | Systems and methods to increase the reliability and the service life time of photovoltaic (pv) modules |
CN109742789B (zh) * | 2018-12-19 | 2022-05-20 | 广州金升阳科技有限公司 | 一种光伏发电系统 |
CN114285142A (zh) * | 2021-12-20 | 2022-04-05 | 珠海格力电器股份有限公司 | 光伏储能电路及其控制方法以及光伏空调系统和光伏空调 |
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US7479774B2 (en) * | 2006-04-07 | 2009-01-20 | Yuan Ze University | High-performance solar photovoltaic (PV) energy conversion system |
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- 2016-08-29 KR KR1020160109839A patent/KR20180024169A/ko not_active Ceased
-
2017
- 2017-05-16 EP EP17171334.0A patent/EP3291442B1/en active Active
- 2017-05-16 ES ES17171334T patent/ES2756707T3/es active Active
- 2017-05-18 JP JP2017099152A patent/JP6291111B2/ja active Active
- 2017-05-19 US US15/599,640 patent/US10090754B2/en active Active
- 2017-05-27 CN CN201710388084.4A patent/CN107809212B/zh active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20200112289A (ko) | 2019-03-21 | 2020-10-05 | 주식회사 윌링스 | Pid 방지 기능을 갖는 태양광 발전시스템 |
KR102582181B1 (ko) * | 2023-01-10 | 2023-10-04 | 주식회사 유환 | Ac차단과 dc차단을 연동한 효율유지형 태양광 발전장치 |
Also Published As
Publication number | Publication date |
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ES2756707T3 (es) | 2020-04-27 |
US20180062502A1 (en) | 2018-03-01 |
JP2018038249A (ja) | 2018-03-08 |
JP6291111B2 (ja) | 2018-03-14 |
CN107809212B (zh) | 2019-08-09 |
CN107809212A (zh) | 2018-03-16 |
EP3291442B1 (en) | 2019-09-04 |
EP3291442A1 (en) | 2018-03-07 |
US10090754B2 (en) | 2018-10-02 |
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