JP2019115186A - 電力変換装置 - Google Patents
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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
- H02M3/33523—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 with galvanic isolation between input and output of both the power stage and the feedback loop
-
- 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
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
- H02M1/083—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the ignition at the zero crossing of the voltage or the current
-
- 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
-
- 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
-
- 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
-
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0038—Circuits or arrangements for suppressing, e.g. by masking incorrect turn-on or turn-off signals, e.g. due to current spikes in current mode control
-
- 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
- H02M1/0048—Circuits or arrangements for reducing losses
-
- 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
- H02M1/0048—Circuits or arrangements for reducing losses
- H02M1/0054—Transistor switching losses
- H02M1/0058—Transistor switching losses by employing soft switching techniques, i.e. commutation of transistors when applied voltage is zero or when current flow is zero
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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
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
2a,2b 直流入力端子
3a,3b 直流出力端子
4,14,24 絶縁トランス
4a,14a,24a 一次巻線
4b,14b,24b 二次巻線
5 スイッチング素子
6 LC共振回路
6a,6c インダクタンス
6b,6d キャパシタンス
7 第1の共振キャパシタンス
8 第2の共振キャパシタンス
9,19 整流平滑回路
18a 第3の共振キャパシタンス
18b 第4の共振キャパシタンス
24c 補助巻線
CT センタタップ端子
V1 直流入力電圧
V2 直流出力電圧
Claims (8)
- 直流入力電圧が入力される2つの直流入力端子と、
直流出力電圧が出力される2つの直流出力端子と、
一次巻線および二次巻線を有する絶縁トランスと、
前記一次巻線と直列に接続された状態で前記2つの直流入力端子間に接続されて、前記直流入力電圧をスイッチングするスイッチング素子と、
インダクタンスとキャパシタンスとを含んで構成されて前記一次巻線に並列に接続されたLC共振回路と、
前記スイッチング素子に並列に接続された第1の共振キャパシタンスと、
前記二次巻線に並列に接続された第2の共振キャパシタンスと、
前記第2の共振キャパシタンスの両端間に発生する電圧を整流・平滑して前記直流出力電圧として前記2つの直流出力端子間に出力する整流平滑回路とを備えていることを特徴とする電力変換装置。 - 直流入力電圧が入力される2つの直流入力端子と、
直流出力電圧が出力される2つの直流出力端子と、
一次巻線およびセンタタップ端子を備えた二次巻線を有する絶縁トランスと、
前記一次巻線と直列に接続された状態で前記2つの直流入力端子間に接続されて、前記直流入力電圧をスイッチングするスイッチング素子と、
インダクタンスとキャパシタンスとを含んで構成されて前記一次巻線に並列に接続されたLC共振回路と、
前記スイッチング素子に並列に接続された第1の共振キャパシタンスと、
前記二次巻線の一端と前記センタタップ端子との間に接続された第3の共振キャパシタンスと、
前記二次巻線の他端と前記センタタップ端子との間に接続された第4の共振キャパシタンスと、
前記第3の共振キャパシタンスの両端間に発生する電圧および前記第4の共振キャパシタンスの両端間に発生する電圧を整流・平滑して前記直流出力電圧として前記2つの直流出力端子間に出力する整流平滑回路とを備えていることを特徴とする電力変換装置。 - 直流入力電圧が入力される2つの直流入力端子と、
直流出力電圧が出力される2つの直流出力端子と、
一次巻線、二次巻線および補助巻線を有する絶縁トランスと、
前記一次巻線と直列に接続された状態で前記2つの直流入力端子間に接続されて、前記直流入力電圧をスイッチングするスイッチング素子と、
インダクタンスとキャパシタンスとを含んで構成されて前記補助巻線に並列に接続されたLC共振回路と、
前記スイッチング素子に並列に接続された第1の共振キャパシタンスと、
前記二次巻線に並列に接続された第2の共振キャパシタンスと、
前記第2の共振キャパシタンスの両端間に発生する電圧を整流・平滑して前記直流出力電圧として前記2つの直流出力端子間に出力する整流平滑回路とを備えていることを特徴とする電力変換装置。 - 前記スイッチング素子は、E級スイッチング動作をすることを特徴とする請求項1から3のいずれかに記載の電力変換装置。
- 前記LC共振回路は、インダクタンスとキャパシタンスの直列回路で構成されることを特徴とする請求項1から4のいずれかに記載の電力変換装置。
- 前記2つの直流入力端子間が短絡状態のときの前記スイッチング素子の両端側から見たインピーダンスの周波数特性において、
低域側から高域側に向けて第1の共振周波数、第2の共振周波数、第3の共振周波数、第4の共振周波数および第5の共振周波数を有して、この5つの共振周波数のうちの前記第1の共振周波数および前記第2の共振周波数のみが前記スイッチング素子のスイッチング周波数より低く、前記第3の共振周波数のみが当該スイッチング周波数の2倍の周波数より低く、前記第4の共振周波数が当該2倍の周波数とほぼ同じであり、前記第5の共振周波数が当該2倍の周波数より高くなり、前記インピーダンスが、前記第1の共振周波数、前記第3の共振周波数および前記第5の共振周波数で極大となり、かつ前記第2の共振周波数および前記第4の共振周波数で極小となるように形成されていることを特徴とする請求項1から5のいずれかに記載の電力変換装置。 - 前記LC共振回路は、インダクタンスとキャパシタンスの直列回路を2組有すると共に、当該2組の直列回路が並列に接続されて構成されることを特徴とする請求項1から4のいずれかに記載の電力変換装置。
- 前記2つの直流入力端子間が短絡状態のときの前記スイッチング素子の両端側から見たインピーダンスの周波数特性において、
低域側から高域側に向けて第1の共振周波数、第2の共振周波数、第3の共振周波数、第4の共振周波数、第5の共振周波数、第6の共振周波数および第7の共振周波数を有して、この7つの共振周波数のうちの前記第1の共振周波数および前記第2の共振周波数のみが前記スイッチング素子のスイッチング周波数より低く、前記第3の共振周波数のみが当該スイッチング周波数の2倍の周波数より低く、前記第4の共振周波数が当該2倍の周波数とほぼ同じであり、前記第5の共振周波数が当該2倍の周波数より高くかつ当該スイッチング周波数の4倍の周波数より低くなり、前記第6の共振周波数が当該4倍の周波数とほぼ同じであり、前記第7の共振周波数が当該4倍の周波数より高くなり、前記インピーダンスが、前記第1の共振周波数、前記第3の共振周波数、前記第5の共振周波数および前記第7の共振周波数で極大となり、かつ前記第2の共振周波数、前記第4の共振周波数および前記第6の共振周波数で極小となるように形成されていることを特徴とする請求項1から4および7のいずれかに記載の電力変換装置。
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JP2017247535A JP7003636B2 (ja) | 2017-12-25 | 2017-12-25 | 電力変換装置 |
US16/228,006 US10505462B2 (en) | 2017-12-25 | 2018-12-20 | Power converter |
CN201811573270.6A CN109962619B (zh) | 2017-12-25 | 2018-12-21 | 功率变换装置 |
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KR101621971B1 (ko) * | 2014-12-29 | 2016-05-20 | 장하성 | 트라이 앵글 |
KR102211454B1 (ko) * | 2017-08-31 | 2021-02-04 | 한국전자기술연구원 | 절연형 dc-dc 컨버터 및 그 구동방법 |
IL255948A (en) * | 2017-11-27 | 2018-01-31 | Abramovici Tal | Direct current / constant frequency direct current converter |
US10958179B2 (en) * | 2018-09-11 | 2021-03-23 | Semiconductor Components Industries, Llc | Reduced voltage switching of a main switch in flyback power converters |
US10790753B2 (en) * | 2018-09-11 | 2020-09-29 | Semiconductor Components Industries, Llc | Reduced voltage switching of a main switch in flyback power converters |
CN112600414B (zh) * | 2020-12-01 | 2022-10-25 | 上海交通大学 | 谐振网络、变压器及隔离型直流变换器及其参数设计方法 |
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JPS6443061A (en) * | 1987-08-07 | 1989-02-15 | Toko Inc | Current resonance type flyback converter |
JPH08266057A (ja) * | 1995-03-24 | 1996-10-11 | Shihen Tech Corp | 整流回路 |
JP2008193878A (ja) * | 2007-02-08 | 2008-08-21 | Sony Corp | スイッチング電源回路 |
WO2013058174A1 (ja) * | 2011-10-21 | 2013-04-25 | 株式会社村田製作所 | スイッチング電源装置 |
WO2013160960A1 (ja) * | 2012-04-27 | 2013-10-31 | 三菱電機株式会社 | Dc/dcコンバータ、車載機器および充電装置 |
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US20190199223A1 (en) | 2019-06-27 |
CN109962619B (zh) | 2020-12-22 |
US10505462B2 (en) | 2019-12-10 |
CN109962619A (zh) | 2019-07-02 |
JP7003636B2 (ja) | 2022-01-20 |
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