KR20090014256A - 접지형 직류전원인 태양광 발전기용 인버터 - Google Patents
접지형 직류전원인 태양광 발전기용 인버터 Download PDFInfo
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- KR20090014256A KR20090014256A KR1020080073813A KR20080073813A KR20090014256A KR 20090014256 A KR20090014256 A KR 20090014256A KR 1020080073813 A KR1020080073813 A KR 1020080073813A KR 20080073813 A KR20080073813 A KR 20080073813A KR 20090014256 A KR20090014256 A KR 20090014256A
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- Prior art keywords
- circuit
- inverter
- converter
- capacitors
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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
-
- 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
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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
-
- 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
- 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
- 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
- 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
- H02M1/009—Converters characterised by their input or output configuration having two or more independently controlled outputs
-
- 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
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/05—Capacitor coupled rectifiers
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
-
- 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)
- Dc-Dc Converters (AREA)
- Inverter Devices (AREA)
Abstract
Description
Claims (7)
- 태양광 발전기, 배터리, 연료전지를 포함한 접지형 직류전원(2)에 사용되고, 발진회로 인버터로 구성된 DC-DC 컨버터(3)와 이 컨버터(3)로부터 전기를 받는 펄스 인버터를 사용해 직류전압을 교류전압으로 변환하는 인버터에 있어서:상기 DC-DC 컨버터는 2개 이상의 커패시터로 구성된 직렬 커패시터 어레이와 초크(L1)를 갖는 직렬 보상 발진회로 인버터로 구성되고;다이오드 2개(D3, D4 ; D5, D6,...)씩 포함하는 정류회로가 발진회로 커패시터 각각에 연결되되, 서로 직렬연결된 출력측 중간회로 커패시터에 정류회로의 양극이나 음극이 연결되어 있어, 상기 DC-DC 컨버터(3)는 2개 이상의 쌍극 출력 전압을 전달하고 또한 발진회로 인버터로부터 전기를 공급받는 분할전압 중간회로가 있는 펄스 인버터(4)와 결합되는 것을 특징으로 하는 인버터.
- 제1항에 있어서, 병렬 발진회로의 커패시터(C1, C2)의 용량이 동일한 것을 특징으로 하는 인버터.
- 제1항 또는 제2항에 있어서, 4개의 발진회로 커패시터(C1, C2, C5, C6)에 의해 동일 극성의 여러 값의 전압들이 공급되는 것을 특징으로 하는 인버터.
- 제1항 내지 제3항 중의 어느 하나의 항에 있어서, DC 중간회로에서 2개의 직 렬연결 커패시터(C3, C4)가 직류전원(2)에 병렬로 연결되고, 접지점은 커패시터(C3,C4) 사이에, 또는 커패시터(C3)가 연결된 직류전원의 양극에, 또는 커패시터(C4)가 연결된 직류전원의 음극에 놓이는 것을 특징으로 하는 인버터.
- 제1항 내지 제4항 중의 어느 하나의 항에 있어서, DC-DC 컨버터(3)의 2개 직렬 반도체 스위치(S1,S2)가 직류전원(2)에 병렬로 연결되고, 초크(L1)와 커패시터 어레이로 구성된 발진회로가 반도체 스위치(S1,S2)의 연결점에 연결되어 반도체 스위치(S1,S2)의 교차 작동에 의해 음양의 출력전류가 교대로 흐르도록 하는 것을 특징으로 하는 인버터.
- 제5항에 있어서, 발진회로에 연결된 반도체 스위치(S1,S2)가 고속으로 교대로 작동하되, 그중 하나의 스위치만 양극의 출력 전류와 음극의 출력 전류 양쪽에서 항상 개폐되는 것을 특징으로 하는 인버터.
- 제6항에 있어서, 상기 펄스 인버터에 최소 2개의 능동 반도체 스위치를 갖는 하나의 브리지 회로가 있어서, 발진회로에 연결된 반도체 스위치들과 함께 총 4개의 능동 반도체 스위치가 제공되며, 브리지 회로의 스위치들은 인버터(1)의 출력 전류를 조절해 전력망에 공급하고, 발진회로의 스위치들은 중간회로 전압을 제어하는 것을 특징으로 하는 인버터.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07015324.2 | 2007-08-04 | ||
EP07015324.2A EP2023475B1 (de) | 2007-08-04 | 2007-08-04 | Wechselrichter für eine geerdete Gleichspannungsquelle, insbesondere einen Photovoltaikgenerator |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090014256A true KR20090014256A (ko) | 2009-02-09 |
KR101005687B1 KR101005687B1 (ko) | 2011-01-05 |
Family
ID=38859031
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020080073813A KR101005687B1 (ko) | 2007-08-04 | 2008-07-29 | 접지형 직류전원인 태양광 발전기용 인버터 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8023288B2 (ko) |
EP (1) | EP2023475B1 (ko) |
KR (1) | KR101005687B1 (ko) |
Families Citing this family (24)
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EP1782526B1 (de) * | 2004-08-26 | 2009-09-30 | ABB Schweiz AG | Vorrichtung zur speisung von hilfsbetriebeeinrichtungen für ein kraftstoffelektrisch angetriebenes fahrzeug |
EP2023475B1 (de) * | 2007-08-04 | 2016-10-12 | SMA Solar Technology AG | Wechselrichter für eine geerdete Gleichspannungsquelle, insbesondere einen Photovoltaikgenerator |
ATE545190T1 (de) * | 2008-07-09 | 2012-02-15 | Sma Solar Technology Ag | Dc/dc-wandler |
US8692408B2 (en) * | 2008-12-03 | 2014-04-08 | General Electric Company | Modular stacked subsea power system architectures |
CN102292905B (zh) * | 2008-12-20 | 2015-04-01 | 艾思玛太阳能技术股份公司 | 包括dc/dc转换器的无变压器逆变器 |
IT1398804B1 (it) * | 2009-06-11 | 2013-03-18 | E E I Equipaggiamenti Elettronici Ind S R L | Apparato elettronico comprendente un traslatore risonante ad alta efficienza |
EP2270966A1 (de) | 2009-07-02 | 2011-01-05 | SMA Solar Technology AG | DC/DC-Wandler mit Hilfswandler zur Erdstromkompensation |
EP2339730A1 (de) | 2009-12-23 | 2011-06-29 | SMA Solar Technology AG | Erdungsfähiger DC/DC-Wandler |
DE102010012294B4 (de) * | 2010-03-23 | 2012-04-26 | Adensis Gmbh | Photovoltaikanlage mit Potentialabsenkung |
CN101881801B (zh) * | 2010-07-21 | 2012-07-11 | 上海正泰电源***有限公司 | 一种光伏逆变器漏电流检测方法 |
US11901810B2 (en) | 2011-05-08 | 2024-02-13 | Koolbridge Solar, Inc. | Adaptive electrical power distribution panel |
US11460488B2 (en) | 2017-08-14 | 2022-10-04 | Koolbridge Solar, Inc. | AC electrical power measurements |
US8937822B2 (en) | 2011-05-08 | 2015-01-20 | Paul Wilkinson Dent | Solar energy conversion and utilization system |
EP2745390B1 (de) * | 2011-08-19 | 2017-10-11 | SMA Solar Technology AG | Potenzialdefinition von eingangsleitungen eines wechselrichters |
GB2499991A (en) * | 2012-03-05 | 2013-09-11 | Solaredge Technologies Ltd | DC link circuit for photovoltaic array |
DE102013102433A1 (de) | 2012-03-13 | 2013-09-19 | Sma Solar Technology Ag | Wechselrichter für eine variable Eingangsgleichspannung |
WO2014011706A1 (en) | 2012-07-09 | 2014-01-16 | Inertech Ip Llc | Transformerless multi-level medium-voltage uninterruptible power supply (ups) systems and methods |
JP6008279B2 (ja) * | 2012-07-24 | 2016-10-19 | パナソニックIpマネジメント株式会社 | 電源装置、点灯装置およびそれを用いた照明器具並びに車両 |
WO2015037663A1 (ja) * | 2013-09-11 | 2015-03-19 | 独立行政法人宇宙航空研究開発機構 | 太陽電池調整システム、関連する方法、及び、最小電流検出及び制御システム |
JP6297963B2 (ja) * | 2014-11-05 | 2018-03-20 | 住友電気工業株式会社 | 変圧装置 |
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KR102382003B1 (ko) * | 2017-06-28 | 2022-04-04 | 삼성전자주식회사 | 복수의 배터리를 제어하기 위한 방법 및 그 전자 장치 |
EP3979453A1 (en) * | 2020-09-30 | 2022-04-06 | SolarEdge Technologies Ltd. | Method and apparatus for power conversion |
CN112186732B (zh) * | 2020-10-26 | 2023-03-31 | 国网江苏省电力有限公司电力科学研究院 | 用于低压双极供电***的切换电路、换路装置及控制方法 |
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TW200913449A (en) * | 2007-03-20 | 2009-03-16 | Access Business Group Int Llc | Power supply |
EP2023475B1 (de) * | 2007-08-04 | 2016-10-12 | SMA Solar Technology AG | Wechselrichter für eine geerdete Gleichspannungsquelle, insbesondere einen Photovoltaikgenerator |
RU2499349C2 (ru) * | 2008-03-06 | 2013-11-20 | Конинклейке Филипс Электроникс Н.В. | Блок управления силовым инвертором преобразования постоянного тока в переменный ток схемы резонансного силового преобразователя, в частности преобразователя постоянного тока в постоянный ток, для использования в цепях генератора высокого напряжения современного устройства компьютерной томографии или рентгенографической системы |
ATE545190T1 (de) * | 2008-07-09 | 2012-02-15 | Sma Solar Technology Ag | Dc/dc-wandler |
-
2007
- 2007-08-04 EP EP07015324.2A patent/EP2023475B1/de not_active Not-in-force
-
2008
- 2008-07-10 US US12/218,018 patent/US8023288B2/en not_active Expired - Fee Related
- 2008-07-29 KR KR1020080073813A patent/KR101005687B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
US20090034304A1 (en) | 2009-02-05 |
KR101005687B1 (ko) | 2011-01-05 |
EP2023475B1 (de) | 2016-10-12 |
EP2023475A1 (de) | 2009-02-11 |
US8023288B2 (en) | 2011-09-20 |
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