JP6624339B2 - 電源装置 - Google Patents
電源装置 Download PDFInfo
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- JP6624339B2 JP6624339B2 JP2019509584A JP2019509584A JP6624339B2 JP 6624339 B2 JP6624339 B2 JP 6624339B2 JP 2019509584 A JP2019509584 A JP 2019509584A JP 2019509584 A JP2019509584 A JP 2019509584A JP 6624339 B2 JP6624339 B2 JP 6624339B2
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
- G01R19/257—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with comparison of different reference values with the value of voltage or current, e.g. using step-by-step method
-
- 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
- H02M1/088—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices
- H02M1/096—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices the power supply of the control circuit being connected in parallel to the main switching element
-
- 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
- H02M3/02—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
- H02M3/157—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 with digital 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
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dc-Dc Converters (AREA)
Description
好ましくは、電源装置は、異常判定部による判定結果を記憶するための不揮発性記憶部をさらに備える。異常判定部は、不揮発性記憶部が異常有りを示す判定結果を記憶している場合、コンバータ制御部の動作を停止させて第1スイッチおよび第2スイッチをオフ状態にするとともに、第3スイッチをオフ状態にする。
(電源装置の構成)
図1は、本発明の実施の形態1に係る電源装置1の構成を示す回路ブロック図である。図1に示されるように、電源装置1は、外部接続端子11〜14と、第1スイッチQ1と、第2スイッチQ2と、インダクタL1と、キャパシタC1と、第3スイッチSW1と、コンバータ制御部15と、電圧検出部16と、異常判定部17とを備える。
図2を参照して、電源装置1における異常判定処理の流れについて説明する。図2は、電源装置1における異常判定処理の流れを示すフローチャートである。
次に、本実施の形態1に係る電源装置1の具体的な実施例について説明する。電源装置1は、2つの異なる直流電源V1,V2が搭載されるシステムに適用される。たとえば、リチウムイオン電池である48Vバッテリを直流電源V1として備え、鉛蓄電池である12Vバッテリを直流電源V2として備える車両システムなどにも適用することができる。
図4は、実施の形態1の別の実施例2に係る電源装置1bを示す回路図である。図4に示されるように、電源装置1bは、実施例1に係る電源装置1aと比較して、nチャネルMOSFET21を備える点でのみ相違する。実施例2に係る電源装置1bでは、2つのnチャネルMOSFET20,21により第3スイッチSW1が構成される。
図5を参照して、本発明の実施の形態2に係る電源装置10について以下に説明する。図5は、実施の形態2に係る電源装置10の構成を示す回路ブロック図である。
Claims (5)
- 第1直流電源を接続するための第1接続部と、
第2直流電源を接続するための第2接続部と、
前記第1接続部からグランドの間に順次直列に接続された第1スイッチおよび第2スイッチと、
前記第1スイッチと前記第2スイッチとの接続点からグランドの間に順次直列に接続されたインダクタおよびキャパシタと、
前記インダクタと前記キャパシタとの接続点と、前記第2接続部との間に接続された第3スイッチと、
前記インダクタと前記キャパシタとの接続点の電圧値を検出する電圧検出部と、
前記電圧検出部により検出された電圧値が目標値に近づくように前記第1スイッチおよび前記第2スイッチのオンオフ状態を制御するコンバータ制御部と、
前記コンバータ制御部および前記第3スイッチの状態モードを、通常モード、第1異常判定モードおよび第2異常判定モードのいずれかに切り替え、前記電圧検出部が検出した電圧値に基づき異常を判定する異常判定部と、を備え、
前記通常モードは、前記コンバータ制御部を動作させるとともに、前記第3スイッチをオン状態にする状態モードであり、
前記第1異常判定モードは、前記コンバータ制御部の動作を停止させて前記第1スイッチおよび前記第2スイッチをオフ状態にするとともに、前記第3スイッチをオフ状態にする状態モードであり、
前記第2異常判定モードは、前記コンバータ制御部を動作させるとともに、前記第3スイッチをオフ状態にする状態モードであり、
前記異常判定部は、
前記通常モードのときに前記電圧検出部が検出した電圧値が第1しきい値を超える場合に、前記状態モードを前記通常モードから前記第1異常判定モードに切り替え、前記第1異常判定モードにおいて前記電圧検出部が検出した電圧値が第2しきい値を超える場合に前記第1スイッチが異常であると判定し、
前記第1異常判定モードのときに前記電圧検出部が検出した電圧値が第2しきい値未満である場合に、前記状態モードを前記第1異常判定モードから前記第2異常判定モードに切り替え、前記第2異常判定モードにおいて前記電圧検出部が検出した電圧値が第3しきい値を超える場合に前記コンバータ制御部が異常であると判定する、電源装置。 - 前記第3スイッチはMOSFETであり、
前記MOSFETのボディダイオードのカソードは、前記インダクタと前記キャパシタとの接続点に接続され、
前記MOSFETのボディダイオードのアノードは、前記第2接続部に接続される、請求項1に記載の電源装置。 - 前記第3スイッチは、ボディダイオードの方向が互いに逆方向となるように直列に接続された2つのMOSFETを含む、請求項1に記載の電源装置。
- 前記第3スイッチは双方向スイッチング素子である、請求項1に記載の電源装置。
- 前記異常判定部による判定結果を記憶するための不揮発性記憶部をさらに備え、
前記異常判定部は、前記不揮発性記憶部が異常有りを示す判定結果を記憶している場合、前記コンバータ制御部の動作を停止させて前記第1スイッチおよび前記第2スイッチをオフ状態にするとともに、前記第3スイッチをオフ状態にする、請求項1から4のいずれか1項に記載の電源装置。
Applications Claiming Priority (5)
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JP2017071761 | 2017-03-31 | ||
JP2017071761 | 2017-03-31 | ||
JP2017091063 | 2017-05-01 | ||
JP2017091063 | 2017-05-01 | ||
PCT/JP2018/010978 WO2018180753A1 (ja) | 2017-03-31 | 2018-03-20 | 電源装置 |
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JPWO2018180753A1 JPWO2018180753A1 (ja) | 2019-12-12 |
JP6624339B2 true JP6624339B2 (ja) | 2019-12-25 |
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JP2019509584A Active JP6624339B2 (ja) | 2017-03-31 | 2018-03-20 | 電源装置 |
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US (1) | US10630180B2 (ja) |
JP (1) | JP6624339B2 (ja) |
CN (1) | CN110521099B (ja) |
DE (1) | DE112018000830T5 (ja) |
WO (1) | WO2018180753A1 (ja) |
Families Citing this family (2)
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JP7145726B2 (ja) * | 2018-10-19 | 2022-10-03 | 新電元工業株式会社 | 電源装置、及び突入電流防止回路 |
JP7294084B2 (ja) * | 2019-11-25 | 2023-06-20 | 株式会社デンソー | 短絡判定装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
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US5563479A (en) * | 1993-10-29 | 1996-10-08 | Aisin Seiki Kabushiki Kaisha | Power supply apparatus for electric vehicle |
US7091739B2 (en) * | 2004-06-25 | 2006-08-15 | General Electric Company | System and method for detecting an operational fault condition in a power supply |
US8115460B2 (en) * | 2010-01-23 | 2012-02-14 | Moshe Kalechshtein | Power conversion with zero voltage switching |
JP2012130136A (ja) * | 2010-12-14 | 2012-07-05 | On Semiconductor Trading Ltd | 集積回路 |
KR101356277B1 (ko) * | 2011-03-31 | 2014-01-28 | 미쓰비시덴키 가부시키가이샤 | 교류 모터 구동 장치 |
US8742778B2 (en) * | 2012-01-18 | 2014-06-03 | International Business Machines Corporation | Testing protection schemes of a power converter |
US9653999B2 (en) * | 2013-06-24 | 2017-05-16 | Toyota Jidosha Kabushiki Kaisha | Power supply apparatus |
JP6168073B2 (ja) * | 2015-01-26 | 2017-07-26 | 株式会社村田製作所 | 電源装置 |
JP2016140118A (ja) | 2015-01-26 | 2016-08-04 | 株式会社村田製作所 | 電源装置 |
US10232735B2 (en) * | 2015-10-22 | 2019-03-19 | Denso Corporation | Control device for power supply system |
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2018
- 2018-03-20 DE DE112018000830.4T patent/DE112018000830T5/de active Pending
- 2018-03-20 CN CN201880022610.8A patent/CN110521099B/zh active Active
- 2018-03-20 JP JP2019509584A patent/JP6624339B2/ja active Active
- 2018-03-20 WO PCT/JP2018/010978 patent/WO2018180753A1/ja active Application Filing
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JPWO2018180753A1 (ja) | 2019-12-12 |
CN110521099A (zh) | 2019-11-29 |
WO2018180753A1 (ja) | 2018-10-04 |
DE112018000830T5 (de) | 2019-10-24 |
US20200007034A1 (en) | 2020-01-02 |
US10630180B2 (en) | 2020-04-21 |
CN110521099B (zh) | 2021-04-20 |
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