JP7232000B2 - 放電システム - Google Patents
放電システム Download PDFInfo
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- JP7232000B2 JP7232000B2 JP2018157405A JP2018157405A JP7232000B2 JP 7232000 B2 JP7232000 B2 JP 7232000B2 JP 2018157405 A JP2018157405 A JP 2018157405A JP 2018157405 A JP2018157405 A JP 2018157405A JP 7232000 B2 JP7232000 B2 JP 7232000B2
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- Japan
- Prior art keywords
- battery
- discharge
- capacitor
- switching element
- inverter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
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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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- Y02T10/72—Electric energy management in electromobility
-
- 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
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
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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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Dc-Dc Converters (AREA)
- Inverter Devices (AREA)
Description
図1は、放電システム10が適用される車両1の構成を示すブロック図であり、図2は、放電システム10の電気的な構成を示す概略図である。図1および図2では、電気の流れを実線で、制御信号の流れを破線で示している。なお、ここでは、主として本実施形態に関連する構成および処理を説明し、関連性が低い構成の説明は省略する。
10 放電システム
20 第1バッテリ
22 インバータ
24 駆動モータ
26 コンデンサ
28 リレー
30 第2バッテリ
32 DC/DCコンバータ
36 放電回路
52 放電制御部
Claims (2)
- 第1バッテリと、
前記第1バッテリの直流電力を交流電力に変換し、駆動モータに出力するインバータと、
前記第1バッテリと前記インバータとの間に並列接続されたコンデンサと、
前記第1バッテリと前記インバータとの接続状態を閉状態または開状態に切り換えるリレーと、
放電用抵抗と第1スイッチング素子との直列回路が、前記コンデンサに並列接続された放電回路と、
一端が前記コンデンサの正極に接続される分割用第1抵抗と、
一端が前記コンデンサの負極に接続され、他端が前記分割用第1抵抗の他端に接続され、前記分割用第1抵抗との接続点が前記第1スイッチング素子の制御端子に接続される分割用第2抵抗と、
前記分割用第2抵抗に並列接続される第2スイッチング素子と、
前記リレーが少なくともONされている間は、前記第2スイッチング素子をONすることで前記第1スイッチング素子をOFFし、前記リレーがOFFされると、前記第2スイッチング素子をOFFすることで前記第1スイッチング素子をONする放電制御部と、
を備える放電システム。 - 前記第1バッテリと異なる第2バッテリと、
前記第1バッテリの電力を前記第2バッテリの電力に変換するDC/DCコンバータと、
を備え、
前記放電回路は、前記DC/DCコンバータに内蔵される請求項1に記載の放電システム。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018157405A JP7232000B2 (ja) | 2018-08-24 | 2018-08-24 | 放電システム |
Applications Claiming Priority (1)
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---|---|---|---|
JP2018157405A JP7232000B2 (ja) | 2018-08-24 | 2018-08-24 | 放電システム |
Publications (2)
Publication Number | Publication Date |
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JP2020031516A JP2020031516A (ja) | 2020-02-27 |
JP7232000B2 true JP7232000B2 (ja) | 2023-03-02 |
Family
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JP2018157405A Active JP7232000B2 (ja) | 2018-08-24 | 2018-08-24 | 放電システム |
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JP (1) | JP7232000B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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EP4159519A4 (en) * | 2020-05-28 | 2023-07-19 | Nissan Motor Co., Ltd. | POWER SUPPLY SYSTEM AND POWER SUPPLY SYSTEM CONTROL METHOD |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006246569A (ja) | 2005-03-01 | 2006-09-14 | Mitsubishi Motors Corp | 車両の電力制御装置 |
JP2010193691A (ja) | 2009-02-20 | 2010-09-02 | Yaskawa Electric Corp | 電動車両のインバータ装置及びその保護方法 |
JP2012065503A (ja) | 2010-09-17 | 2012-03-29 | Toyota Motor Corp | 車両用電源装置 |
JP2014217182A (ja) | 2013-04-25 | 2014-11-17 | トヨタ自動車株式会社 | 駆動装置および駆動装置を備えた車両 |
JP2015186272A (ja) | 2014-03-20 | 2015-10-22 | 三菱電機株式会社 | 車両用電源装置 |
JP2018098959A (ja) | 2016-12-15 | 2018-06-21 | 株式会社豊田自動織機 | 車載機器 |
-
2018
- 2018-08-24 JP JP2018157405A patent/JP7232000B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006246569A (ja) | 2005-03-01 | 2006-09-14 | Mitsubishi Motors Corp | 車両の電力制御装置 |
JP2010193691A (ja) | 2009-02-20 | 2010-09-02 | Yaskawa Electric Corp | 電動車両のインバータ装置及びその保護方法 |
JP2012065503A (ja) | 2010-09-17 | 2012-03-29 | Toyota Motor Corp | 車両用電源装置 |
JP2014217182A (ja) | 2013-04-25 | 2014-11-17 | トヨタ自動車株式会社 | 駆動装置および駆動装置を備えた車両 |
JP2015186272A (ja) | 2014-03-20 | 2015-10-22 | 三菱電機株式会社 | 車両用電源装置 |
JP2018098959A (ja) | 2016-12-15 | 2018-06-21 | 株式会社豊田自動織機 | 車載機器 |
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JP2020031516A (ja) | 2020-02-27 |
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