JP2020198714A - 車両駆動装置 - Google Patents
車両駆動装置 Download PDFInfo
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- JP2020198714A JP2020198714A JP2019103840A JP2019103840A JP2020198714A JP 2020198714 A JP2020198714 A JP 2020198714A JP 2019103840 A JP2019103840 A JP 2019103840A JP 2019103840 A JP2019103840 A JP 2019103840A JP 2020198714 A JP2020198714 A JP 2020198714A
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- Prior art keywords
- battery
- voltage
- vehicle
- capacitor
- drive motor
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- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 8
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- 238000010586 diagram Methods 0.000 description 7
- 230000006698 induction Effects 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 238000011069 regeneration method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/90—Vehicles comprising electric prime movers
- B60Y2200/92—Hybrid vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/11—Electric energy storages
- B60Y2400/112—Batteries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/61—Arrangements of controllers for electric machines, e.g. inverters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2410/00—Constructional features of vehicle sub-units
- B60Y2410/115—Electric wiring; Electric connectors
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Hybrid Electric Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
Description
本実施形態によれば、車両1に搭載された車両駆動装置10であって、車両1を駆動するための副駆動モータ20(第1の車両駆動モータ)及び主駆動モータ16(第2の車両駆動モータ)と、直列接続された複数のバッテリセル18aを含むバッテリ18と、バッテリ18に直列接続されたキャパシタ22と、バッテリ18により供給されるバッテリ電圧Vbattとキャパシタ22により供給されるキャパシタ電圧Vcapの合計電圧(Vin)を副駆動モータ20に供給する第1電力ライン5aと、バッテリ電圧Vbattを主駆動モータ16に供給する第2電力ライン5bと、複数のバッテリセル18aの一部のバッテリセル18aによるセル電圧を車両1の車載電気機器28へ供給する第3電力ライン5cと、を備え、第1電力ライン5a、第2電力ライン5b、及び第3電力ライン5cは、セル電圧よりもバッテリ電圧Vbattの方が大きく、バッテリ電圧Vbattよりも合計電圧(Vin)の方が大きいように構成されている。
3 電源
5a 第1電力ライン
5b 第2電力ライン
5c 第3電力ライン
10 車両駆動装置
16 主駆動モータ(第2の車両駆動モータ)
17 外部電源
18 バッテリ
18a バッテリセル
19 充電回路
19b 充電用キャパシタ
20 副駆動モータ(第1の車両駆動モータ)
22 キャパシタ
24 制御回路
28 電気負荷
G 車体アース
N0,N1,N2,N3 接続点
SWbatt,SWcap スイッチ
SW1〜SW4 スイッチ
Claims (5)
- 車両に搭載された車両駆動装置であって、
前記車両を駆動するための第1の車両駆動モータ及び第2の車両駆動モータと、
直列接続された複数のバッテリセルを含むバッテリと、
前記バッテリに直列接続されたキャパシタと、
前記バッテリにより供給されるバッテリ電圧と前記キャパシタにより供給されるキャパシタ電圧の合計電圧を前記第1の車両駆動モータに供給する第1電力ラインと、
前記バッテリ電圧を前記第2の車両駆動モータに供給する第2電力ラインと、
前記複数のバッテリセルの一部のバッテリセルによるセル電圧を前記車両の車載電気機器へ供給する第3電力ラインと、を備え、
前記第1電力ライン、前記第2電力ライン、及び前記第3電力ラインは、前記セル電圧よりも前記バッテリ電圧の方が大きく、前記バッテリ電圧よりも前記合計電圧の方が大きいように構成されている、車両駆動装置。 - 前記第1の車両駆動モータは、前記車両の車輪に搭載されたインホイールモータである、請求項1に記載の車両駆動装置。
- 前記第2の車両駆動モータは、前記車両の車体に搭載され、動力伝達機構を介して駆動力を前記車両の車輪に提供する、請求項1又は2に記載の車両駆動装置。
- 前記第3電力ラインは、アクセサリ電源である、請求項1〜3のいずれか1項に記載の車両駆動装置。
- 前記第3電力ラインには、前記一部のバッテリセルと前記車載電気機器との間を電気的に接続及び切断するためのスイッチが設けられている、請求項1〜4のいずれか1項に記載の車両駆動装置。
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