JP2005151662A - インバータ装置および分散電源システム - Google Patents
インバータ装置および分散電源システム Download PDFInfo
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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
- H02M7/4807—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 having a high frequency intermediate AC stage
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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
- 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
- H02M3/285—Single converters with a plurality of output stages connected in parallel
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- H02J2101/24—
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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
- H02J3/40—Synchronising a generator for connection to a network or to another generator
-
- 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
- H02M1/32—Means for protecting converters other than automatic disconnection
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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
- H02M3/33507—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 with automatic control of the output voltage or current, e.g. flyback 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
- 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
- H02M7/53871—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 with automatic control of output voltage or current
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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
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Inverter Devices (AREA)
- Control Of Electrical Variables (AREA)
Abstract
【解決手段】 インバータ装置4は、出力電力範囲の異なる複数の太陽電池アレイ2A〜2Dからそれぞれ直流電力を受けるコンバータ5A〜5Dと、コンバータ5A〜5Dからの直流出力を交流に変換して商用電力系統10へ逆潮流するインバータ6とを含む。コンバータ5A〜5Dは、太陽電池アレイ2A〜2Dの出力電圧範囲に対応して異なる電圧入力範囲を有し、対応するコンバータ制御部から受けるPFM制御信号に基づいて、太陽電池アレイ2A〜2Dからの出力電力が最大となるように太陽電池アレイ2A〜2Dからの出力電圧をそれぞれ制御する。
【選択図】 図2
Description
図1は、この発明の実施の形態1による分散電源システムの構成を示す全体ブロック図である。
実施の形態2では、直流電源として太陽電池アレイと燃料電池とが用いられるハイブリッド型の分散電源システムが示される。
Claims (8)
- 複数の直流電源と負荷との間に設けられ、前記複数の直流電源からそれぞれ受ける直流電力を交流電力に変換して前記負荷に供給するインバータ装置であって、
対応する前記直流電源から出力される前記直流電力が最大となるように前記対応する直流電源の出力電圧を各々が制御する複数のコンバータと、
前記複数のコンバータからの直流出力が結合されて得られる直流電力を交流電力に変換して前記負荷へ出力するインバータとを備え、
前記複数のコンバータは、
少なくとも1つの前記直流電源にそれぞれ対応し、各々が第1の電圧入力範囲を有する少なくとも1つの第1のコンバータと、
前記少なくとも1つの第1のコンバータに対応する前記少なくとも1つの直流電源と異なる少なくとも1つの前記直流電源にそれぞれ対応し、各々が前記第1の電圧入力範囲と異なる第2の電圧入力範囲を有する少なくとも1つの第2のコンバータとを含む、インバータ装置。 - 前記交流電力の電圧レベルは、商用交流電圧であり、
前記インバータは、商用電力系統にさらに接続され、前記負荷および/または前記商用電力系統へ前記交流電力を出力する、請求項1に記載のインバータ装置。 - 前記少なくとも1つの第1のコンバータの各々は、前記対応する直流電源から受ける直流電力が第1の所定の最大入力電力値を超えたとき、その直流電力が前記第1の所定の最大入力電力値を下回るように前記対応する直流電源の出力電圧を制御し、
前記少なくとも1つの第2のコンバータの各々は、前記対応する直流電源から受ける直流電力が前記第1の所定の最大入力電力値と異なる第2の所定の最大入力電力値を超えたとき、その直流電力が前記第2の所定の最大入力電力値を下回るように前記対応する直流電源の出力電圧を制御する、請求項1または請求項2に記載のインバータ装置。 - 前記少なくとも1つの第1および第2のコンバータにそれぞれ対応する直流電源の各々は、太陽電池であり、
前記少なくとも1つの第1のコンバータは、前記少なくとも1つの第2のコンバータと同じ数だけ設けられる、請求項1から請求項3のいずれか1項に記載のインバータ装置。 - 前記少なくとも1つの第1および第2のコンバータの各々は、ユニット化され、かつ、当該インバータ装置において前記ユニットごとに着脱可能である、請求項1から請求項4のいずれか1項に記載のインバータ装置。
- 複数の直流電源と、
負荷と、
前記複数の直流電源と前記負荷および商用電力系統との間に設けられ、前記複数の直流電源からそれぞれ受ける直流電力を交流電力に変換して前記負荷および/または前記商用電力系統に供給する系統連系インバータ装置とを備え、
前記系統連系インバータ装置は、
対応する前記直流電源から出力される前記直流電力が最大となるように前記対応する直流電源の出力電圧を各々が制御する複数のコンバータと、
前記複数のコンバータからの直流出力が結合されて得られる直流電力を交流電力に変換して前記負荷および/または前記商用電力系統へ出力するインバータとを含み、
前記複数のコンバータは、
少なくとも1つの前記直流電源にそれぞれ対応し、各々が第1の電圧入力範囲を有する少なくとも1つの第1のコンバータと、
前記少なくとも1つの第1のコンバータに対応する前記少なくとも1つの直流電源と異なる少なくとも1つの前記直流電源にそれぞれ対応し、各々が前記第1の電圧入力範囲と異なる第2の電圧入力範囲を有する少なくとも1つの第2のコンバータとからなる、分散電源システム。 - 前記系統連系インバータ装置は、
前記商用電力系統の異常を検出するセンサと、
前記センサによって前記商用電力系統の異常が検出されたとき、当該系統連系インバータ装置の動作を停止する制御回路とをさらに含む、請求項6に記載の分散電源システム。 - 前記複数の直流電源は、異なる種類の発電装置を含む、請求項6または請求項7に記載の分散電源システム。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003383799A JP2005151662A (ja) | 2003-11-13 | 2003-11-13 | インバータ装置および分散電源システム |
| US10/981,769 US20050105224A1 (en) | 2003-11-13 | 2004-11-05 | Inverter apparatus connected to a plurality of direct current power sources and dispersed-power-source system having inverter apparatus linked to commercial power system to operate |
| EP04026751A EP1531542A3 (en) | 2003-11-13 | 2004-11-10 | Inverter apparatus connected to a plurality of direct current power sources and dispersed-power-source system having inverter apparatus linked to commercial power system to operate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003383799A JP2005151662A (ja) | 2003-11-13 | 2003-11-13 | インバータ装置および分散電源システム |
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| Publication Number | Publication Date |
|---|---|
| JP2005151662A true JP2005151662A (ja) | 2005-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2003383799A Pending JP2005151662A (ja) | 2003-11-13 | 2003-11-13 | インバータ装置および分散電源システム |
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| Country | Link |
|---|---|
| US (1) | US20050105224A1 (ja) |
| EP (1) | EP1531542A3 (ja) |
| JP (1) | JP2005151662A (ja) |
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| JP2008236863A (ja) * | 2007-03-19 | 2008-10-02 | Honda Motor Co Ltd | 電力変換器及び多入出力電力変換器 |
| JP2008240635A (ja) * | 2007-03-27 | 2008-10-09 | Ihi Corp | 電動機付ターボチャージャ |
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| JP2010524057A (ja) * | 2007-03-30 | 2010-07-15 | サンパワー コーポレイション | 太陽電池装置用の局所化された電力ポイントオプティマイザ |
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| JP2011141794A (ja) * | 2010-01-08 | 2011-07-21 | Tabuchi Electric Co Ltd | 電力変換装置 |
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|---|---|
| US20050105224A1 (en) | 2005-05-19 |
| EP1531542A2 (en) | 2005-05-18 |
| EP1531542A3 (en) | 2007-06-27 |
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