JP6529921B2 - 電力変換装置 - Google Patents
電力変換装置 Download PDFInfo
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- JP6529921B2 JP6529921B2 JP2016061660A JP2016061660A JP6529921B2 JP 6529921 B2 JP6529921 B2 JP 6529921B2 JP 2016061660 A JP2016061660 A JP 2016061660A JP 2016061660 A JP2016061660 A JP 2016061660A JP 6529921 B2 JP6529921 B2 JP 6529921B2
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- 230000007423 decrease Effects 0.000 claims description 34
- 238000006243 chemical reaction Methods 0.000 claims description 20
- 239000000446 fuel Substances 0.000 claims description 3
- 238000005457 optimization Methods 0.000 claims 2
- 230000003247 decreasing effect Effects 0.000 description 14
- 239000004065 semiconductor Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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Classifications
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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
- H02M3/02—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
- H02M3/1584—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 with a plurality of power processing stages connected in parallel
-
- 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
- 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
- H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
-
- 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
-
- 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
-
- 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
- H02J2300/26—The renewable source being solar energy of photovoltaic origin involving maximum power point tracking control for photovoltaic sources
-
- 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
- H02J2300/30—The power source being a fuel cell
-
- 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
- H02M3/1582—Buck-boost 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
- H02M7/505—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 thyratron or thyristor type requiring extinguishing means
- H02M7/515—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 thyratron or thyristor type requiring extinguishing means using semiconductor devices only
-
- 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
Description
11,12,13,14,15,16…DC−DCコンバータ、
21,22,23,24,25,26…電流センサ、
31,32,33,34,35,36…電圧センサ、
43,44,45,46…インバータ、54,55,56…制御部、
64,65,66…コンバータ、100,101…電力変換装置
Claims (15)
- 出力電流あるいは出力電圧に応じて動作点が変わる直流電源に並列接続される複数のコンバータを備える電力変換装置において、
前記複数のコンバータの各々は前記直流電源の最大電力点追従演算を行なう最大電力点追従手段を備え、
前記複数のコンバータの各々における最大電力点追従演算の結果を前記複数のコンバータ間で統一し、統一された演算結果に基づいて前記複数のコンバータの各々が最大電力点追従制御されることを特徴とする電力変換装置。 - 請求項1に記載の電力変換装置において、
前記最大電力点追従演算の結果を多数決により統一する多数決手段を有することを特徴とする電力変換装置。 - 請求項2に記載の電力変換装置において、
前記多数決手段は、前記複数のコンバータの各々が備える多数決部であることを特徴とする電力変換装置。 - 請求項3に記載の電力変換装置において、
前記複数のコンバータは、前記最大電力点追従演算の結果を前記多数決部に送信することを特徴とする電力変換装置。 - 請求項1に記載の電力変換装置において、
前記直流電源からの入力電力量に応じて、前記複数のコンバータの内の運転するコンバータの台数を変化させ、運転するコンバータ間で前記最大電力点追従演算の結果を統一することを特徴とする電力変換装置。 - 請求項1に記載の電力変換装置において、
前記最大電力点追従演算の結果は、前記直流電源の動作点の最適化に関する情報を有することを特徴とする電力変換装置。 - 請求項6に記載の電力変換装置において、
前記直流電源の動作点の最適化に関する前記情報は、各コンバータの入力電力または出力電力を最大化するための情報であることを特徴とする電力変換装置。 - 請求項7に記載の電力変換装置において、
前記各コンバータの入力電力または出力電力を最大化するための情報は、前記複数のコンバータの入力電力の増減に関する情報、前記複数のコンバータの入力電流の増減に関する情報、前記複数のコンバータの入力電圧の増減に関する情報、前記複数のコンバータの入出力電圧比の増減に関する情報、および前記複数のコンバータが備えるスイッチング素子のオン時間比率の増減に関する情報の内のいずれかの情報であることを特徴とする電力変換装置。 - 請求項8に記載の電力変換装置において、
前記複数のコンバータの最大電力点追従演算の結果は、前記いずれかの情報の増減に関し、増大および減少のどちらか一方に統一することを特徴とする電力変換装置。 - 請求項9に記載の電力変換装置において、
前記複数のコンバータの最大電力点追従演算の結果は、多数決で増大および減少のどちらか一方に統一することを特徴とする電力変換装置。 - 請求項10に記載の電力変換装置において、
前記複数のコンバータの最大電力点追従演算の結果が、前記いずれかの情報の増減に関し、増大および減少が同数である場合、前回の制御周期における最大電力点追従演算の統一結果を反転して現制御周期における統一結果とすることを特徴とする電力変換装置。 - 請求項10に記載の電力変換装置において、
多数決に要する演算結果の個数が、増大と減少とで異なることを特徴とする電力変換装置。 - 請求項1に記載の電力変換装置において、
前記複数のコンバータは、各入力電流が同程度になるように制御されることを特徴とする電力変換装置。 - 請求項1に記載の電力変換装置において、
前記複数のコンバータの各々は、DC−DCコンバータとインバータとを備えることを特徴とする電力変換装置。 - 請求項1に記載の電力変換装置において、
前記直流電源は、太陽電池あるいは燃料電池であることを特徴とする電力変換装置。
Priority Applications (2)
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JP2016061660A JP6529921B2 (ja) | 2016-03-25 | 2016-03-25 | 電力変換装置 |
US15/457,179 US10063058B2 (en) | 2016-03-25 | 2017-03-13 | Power converter |
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JP2016061660A JP6529921B2 (ja) | 2016-03-25 | 2016-03-25 | 電力変換装置 |
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Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
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US10298018B2 (en) * | 2015-01-28 | 2019-05-21 | Kyocera Corporation | Power control apparatus, power control system, and power control method |
JP6593855B2 (ja) * | 2017-05-09 | 2019-10-23 | 合同会社チュラエコネット | 太陽光発電設備 |
JP6419394B1 (ja) * | 2017-12-25 | 2018-11-07 | 三菱電機株式会社 | 電力変換装置 |
CN108566093B (zh) * | 2018-06-08 | 2023-10-27 | 矽力杰半导体技术(杭州)有限公司 | 一种多输入单输出直流变换器 |
JP7165554B2 (ja) * | 2018-10-05 | 2022-11-04 | 株式会社デンソー | 電力変換装置 |
CN111146929A (zh) | 2020-01-22 | 2020-05-12 | 矽力杰半导体技术(杭州)有限公司 | 一种功率变换器 |
CN111146930A (zh) | 2020-01-22 | 2020-05-12 | 矽力杰半导体技术(杭州)有限公司 | 功率变换器 |
CN111327179B (zh) | 2020-03-18 | 2021-10-15 | 南京矽力微电子技术有限公司 | 控制电路、控制方法及应用其的开关电源 |
CN111262420A (zh) | 2020-03-24 | 2020-06-09 | 矽力杰半导体技术(杭州)有限公司 | Ac/dc电源、整流电路及其控制方法 |
CN111505410B (zh) * | 2020-04-02 | 2022-07-29 | 矽力杰半导体技术(杭州)有限公司 | 调光模式检测电路、方法和无调光检测电路及照明系统 |
CN111431405B (zh) | 2020-04-13 | 2021-05-14 | 矽力杰半导体技术(杭州)有限公司 | 电压纹波控制电路及控制方法 |
CN111585447A (zh) | 2020-06-05 | 2020-08-25 | 矽力杰半导体技术(杭州)有限公司 | 缓冲电路及应用其的开关电源 |
CN112019069B (zh) | 2020-09-01 | 2022-05-24 | 矽力杰半导体技术(杭州)有限公司 | 控制芯片以及应用其的开关电源 |
CN112165266B (zh) | 2020-09-25 | 2021-12-14 | 矽力杰半导体技术(杭州)有限公司 | 开关电源电路 |
CN112600408B (zh) | 2020-12-02 | 2022-06-14 | 矽力杰半导体技术(杭州)有限公司 | 开关电容变换器及其驱动电路 |
CN114172373A (zh) * | 2021-12-10 | 2022-03-11 | 阳光电源股份有限公司 | 一种光伏变换系统 |
KR102535198B1 (ko) * | 2022-04-04 | 2023-05-30 | 주식회사 에너밸리 | 태양광발전 ess시스템용 mppt 제어시스템 |
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JP3301861B2 (ja) * | 1994-05-30 | 2002-07-15 | 三洋電機株式会社 | インバータの出力制御装置 |
JP4728687B2 (ja) * | 2005-04-22 | 2011-07-20 | 日本電信電話株式会社 | 昇圧装置 |
JP5412297B2 (ja) | 2010-01-08 | 2014-02-12 | 田淵電機株式会社 | 電力変換装置 |
JP2012173773A (ja) * | 2011-02-17 | 2012-09-10 | Toshiba Corp | 電力変換装置 |
WO2013018507A1 (ja) * | 2011-07-29 | 2013-02-07 | 三洋電機株式会社 | 電力変換装置 |
CN104969139B (zh) * | 2013-03-20 | 2016-10-05 | 富士电机株式会社 | 太阳能发电系统 |
US9735699B2 (en) * | 2014-01-15 | 2017-08-15 | Lg Electronics Inc. | Integral inverter and solar cell module including the same |
JP6369154B2 (ja) * | 2014-06-11 | 2018-08-08 | 住友電気工業株式会社 | 電源装置 |
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US20170279279A1 (en) | 2017-09-28 |
US10063058B2 (en) | 2018-08-28 |
JP2017174283A (ja) | 2017-09-28 |
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