JP2017093144A - 電源装置 - Google Patents
電源装置 Download PDFInfo
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- JP2017093144A JP2017093144A JP2015220451A JP2015220451A JP2017093144A JP 2017093144 A JP2017093144 A JP 2017093144A JP 2015220451 A JP2015220451 A JP 2015220451A JP 2015220451 A JP2015220451 A JP 2015220451A JP 2017093144 A JP2017093144 A JP 2017093144A
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
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- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- -1 nickel metal hydride Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
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- B60L50/00—Electric propulsion with power supplied within the vehicle
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- B60L50/62—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles charged by low-power generators primarily intended to support the batteries, e.g. range extenders
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- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
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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
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- 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
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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
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- B60L2210/00—Converter types
- B60L2210/30—AC to DC converters
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- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/52—Drive Train control parameters related to converters
- B60L2240/525—Temperature of converter or components thereof
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- B60L2240/00—Control parameters of input or output; Target parameters
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- B60L2240/00—Control parameters of input or output; Target parameters
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T10/62—Hybrid vehicles
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Abstract
【解決手段】ECUは、昇圧コンバータCNV1がメインコンバータに設定されており(S100にてYES)、第1ストレス値Vaが第2ストレス値Vbよりも大きい場合には(S102にてYES)、メインコンバータを昇圧コンバータCNV2に切り替えるステップ(S104)と、サブコンバータを昇圧コンバータCNV1に切り替えるステップと、昇圧コンバータCNV1がメインコンバータに設定されておらず(S100にてNO)、第2ストレス値Vbが第1ストレス値Vaよりも大きい場合には(S108にてYES)、メインコンバータを昇圧コンバータCNV1に切り替えるステップ(S110)と、サブコンバータを昇圧コンバータCNV2に切り替えるステップ(S112)とを含む、制御処理を実行する。
【選択図】図6
Description
図1は、第1の実施の形態に係る電源装置2を搭載したハイブリッド車両1(以下、単に車両1と記載する)の全体構成図である。車両1は、モータジェネレータMG1,MG2と、昇圧コンバータCNV1,CNV2と、システムメインリレーSMRと、インバータ20と、エンジン30と、動力分割装置40と、駆動輪50と、バッテリ70と、ECU(Electronic Control Unit)200とを備える。本実施の形態に係る電源装置2は、昇圧コンバータCNV1,CNV2と、バッテリ70と、ECU200とを含む。
上述の実施形態では、図1に示すハイブリッド車両1に本発明を適用した場合を一例として説明したが、本発明を適用可能な車両は、ハイブリッド車両に限定されるものではなく、たとえば、エンジンを有しない電動車両に適用されてもよい。
<第2の実施の形態>
以下、第2の実施の形態に係る電源装置について説明する。本実施の形態に係る電源装置2は、上述の第1の実施の形態に係る電源装置2の構成と比較して、ECU200の動作、特に、図3で示した機能ブロック図のうちの判定部204および切替部206の動作が異なる。それ以外の構成については、上述の第1の実施の形態に係る電源装置2の構成と同じ構成である。それらについては同じ参照符号が付してある。それらの機能も同じである。したがって、それらについての詳細な説明はここでは繰り返さない。
Claims (3)
- 電気負荷に電気的に接続される第1昇圧コンバータと、
前記電気負荷に電気的に接続され、かつ、前記電気負荷に対して前記第1昇圧コンバータと並列に接続される第2昇圧コンバータと、
前記第1昇圧コンバータおよび前記第2昇圧コンバータに共通して接続される蓄電装置と、
前記電気負荷に印加される電圧が目標電圧になるように昇圧動作を行なう電圧制御を前記第1昇圧コンバータを用いて実行するとともに、少なくとも前記電気負荷に要求される要求電力を、前記電圧制御を実行する昇圧コンバータ単体から前記電気負荷に供給できない場合に、前記要求電力の一部を目標電力として前記電気負荷に電力を供給する電力制御を前記第2昇圧コンバータを用いて実行する制御装置とを備え、
前記制御装置は、
前記第1昇圧コンバータに含まれる部品に蓄積された、前記第1昇圧コンバータの前記昇圧動作によって生じるストレスを定量的に示した第1ストレス値と、前記第2昇圧コンバータに含まれる部品に蓄積された、前記第2昇圧コンバータの前記昇圧動作によって生じるストレスを定量的に示した第2ストレス値とを算出し、
前記第1ストレス値が前記第2ストレス値よりも大きい場合には、前記電圧制御を前記第2昇圧コンバータを用いて実行するとともに、前記電力制御を前記第1昇圧コンバータを用いて実行する、電源装置。 - 前記電源装置は、車両に搭載され、
前記第1ストレス値および前記第2ストレス値の各々は、前記昇圧動作中のスイッチング素子の温度が急変した回数と、前記昇圧動作の継続時間と、前記電圧制御に用いられた状態での前記車両の走行距離と、前記電圧制御に用いられた状態での前記車両の起動回数とのうちの少なくとも一つによって算出される、請求項1に記載の電源装置。 - 前記制御装置は、前記第1ストレス値が前記第2ストレス値よりも大きい場合でも、前記第1ストレス値と前記第2ストレス値との差の大きさがしきい値よりも小さいときには、前記第1昇圧コンバータを用いた前記電圧制御から前記第2昇圧コンバータを用いた前記電圧制御に切り替えない、請求項1に記載の電源装置。
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JP2019103307A (ja) * | 2017-12-05 | 2019-06-24 | トヨタ自動車株式会社 | 制御装置 |
CN111433070A (zh) * | 2017-12-14 | 2020-07-17 | 罗伯特·博世有限公司 | 用于运行电压转换器的方法和设备 |
WO2021182448A1 (ja) * | 2020-03-11 | 2021-09-16 | 株式会社オートネットワーク技術研究所 | 電力変換装置 |
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JP6314967B2 (ja) * | 2015-12-24 | 2018-04-25 | トヨタ自動車株式会社 | 電力システム |
JP6468271B2 (ja) * | 2016-11-25 | 2019-02-13 | トヨタ自動車株式会社 | 駆動装置 |
JP6554151B2 (ja) * | 2017-08-31 | 2019-07-31 | 本田技研工業株式会社 | 車両の電源システム |
JP6545230B2 (ja) * | 2017-08-31 | 2019-07-17 | 本田技研工業株式会社 | 車両の電源システム |
JP6911689B2 (ja) * | 2017-10-06 | 2021-07-28 | トヨタ自動車株式会社 | 電源装置 |
CN109818393B (zh) * | 2019-01-23 | 2020-05-19 | 宁德时代新能源科技股份有限公司 | 一种高压电池组的预充电路和预充方法 |
JP7200747B2 (ja) * | 2019-02-26 | 2023-01-10 | 株式会社デンソー | 電源装置 |
JP7229820B2 (ja) * | 2019-03-15 | 2023-02-28 | 本田技研工業株式会社 | 電力制御装置 |
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WO2021182448A1 (ja) * | 2020-03-11 | 2021-09-16 | 株式会社オートネットワーク技術研究所 | 電力変換装置 |
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