JP7076543B2 - 充電制御装置、輸送機器、及びプログラム - Google Patents
充電制御装置、輸送機器、及びプログラム Download PDFInfo
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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
- B60L58/16—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
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- H01M10/00—Secondary cells; Manufacture thereof
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- H01M10/44—Methods for charging or discharging
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- H—ELECTRICITY
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- H—ELECTRICITY
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- H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
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- H02J7/007192—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/007188—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
- H02J7/007192—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
- H02J7/007194—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature of the battery
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/545—Temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/547—Voltage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/549—Current
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using 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
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- 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
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- 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
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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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Description
[先行技術文献]
[特許文献]
[特許文献1]国際公開第2016/113791号
[特許文献2]特開2008-253129号公報
[特許文献3]特開平8-106921号公報
8 充電装置
9 充電コネクタ
10 車両
12 駆動輪
14 モータユニット
18 受電部
20 バッテリ
21 組電池
22 セル
24 温度センサ
26 電流センサ
30 バッテリECU
40 充電ECU
50 車両ECU
70 PCU
80 コンバータ
130 温度センサ
200 充電制御部
210 取得部
220 選択部
280 記憶部
290 処理部
500 境界ライン
700、800 実線
710、810 破線
1000 コンピュータ
1010 CPU
1020 ROM
1030 RAM
1040 通信I/F
1050 ハードディスクドライブ
1080 入出力チップ
1085 グラフィックコントローラ
1092 ホストコントローラ
1094 入出力コントローラ
Claims (8)
- バッテリの温度及び電圧を指標として充電制限値を規定する複数の充電情報と、前記バッテリの温度及び電圧に基づいて前記複数の充電情報の中から一つの充電情報を選択するための選択情報とを記憶する記憶部と、
前記バッテリの温度及び電圧を取得する取得部と、
前記取得部が取得した前記バッテリの温度及び電圧と前記選択情報とに基づいて、前記複数の充電情報の中から一つの情報を選択する選択部と、
前記取得部が取得した前記バッテリの温度及び電圧と、前記選択部により選択された前記情報とを用いて、前記バッテリの充電を制御する充電制御部と
を備え、
前記複数の充電情報は、前記バッテリの温度及び電圧を指標として充電電力を規定する充電電力情報と、前記バッテリの温度及び電圧を指標として充電電流を規定する充電電流情報とを含み、
前記選択部は、前記取得部が取得した前記バッテリの温度及び電圧と前記選択情報とに基づいて、前記充電電力情報及び前記充電電流情報のうちの一方の情報を選択し、
前記充電制御部は、前記選択部によって前記充電電力情報が選択された場合に、前記取得部が取得した前記バッテリの温度及び電圧と前記充電電力情報とに基づいて規定される充電電力で前記バッテリを充電させ、
前記取得部は、前記バッテリの温度及び電圧と前記充電電力情報とに基づいて規定される充電電力で前記バッテリが充電されている場合における前記バッテリの温度及び電圧を取得し、
前記充電制御部は、前記選択部によって、前記取得部が取得した前記バッテリの温度及び電圧と前記選択情報に基づいて前記充電電流情報が選択された場合に、前記充電電力情報を用いる充電から前記充電電流情報を用いる充電に切り換えて前記バッテリを充電させ、
前記選択情報は、前記バッテリの温度と、前記充電電力情報を用いる充電から前記充電電流情報を用いる充電に切り換える閾値となる切換電圧とを対応づけ、
前記選択部は、前記選択情報によって前記バッテリの温度に対応づけられる切換電圧に前記バッテリの電圧が到達した場合に、前記バッテリの充電に用いる情報として、前記充電電流情報を選択し、
前記選択情報は、予め定められた温度未満の温度範囲において、より低い温度に、より低い切換電圧を対応づける
充電制御装置。 - 前記充電制御部は、前記充電電流情報を用いる前記バッテリの充電に切り換えた後、前記バッテリの電圧が目標電圧以上となった場合に、前記充電電流情報を用いる充電から定電圧充電に切り替えて前記バッテリを充電させる
請求項1に記載の充電制御装置。 - 前記取得部は、前記バッテリの温度及び前記バッテリが有する複数のセルのそれぞれのセル電圧を取得し、
前記選択部は、前記選択情報によって前記バッテリの温度に対応づけられる切換電圧に前記複数のセルのうちの少なくとも1つのセル電圧が到達した場合に、前記バッテリの充電に用いる情報として、前記充電電流情報を選択する
請求項1又は2に記載の充電制御装置。 - 前記選択情報は、前記予め定められた温度以上の温度範囲において、より低い温度に、より高い切換電圧を対応づける
請求項1から3のいずれか一項に記載の充電制御装置。 - 前記充電制御部は、前記バッテリの温度が前記予め定められた温度より高い予め定められた上限温度以上である場合に、前記バッテリの電圧にかかわらず、前記取得部が取得した前記バッテリの温度及び電圧と前記充電電流情報とに基づいて規定される充電電流で前記バッテリを充電させる
請求項4に記載の充電制御装置。 - バッテリの温度及び充電状態を指標として充電制限値を規定する複数の充電情報と、前記バッテリの温度及び充電状態に基づいて前記複数の充電情報の中から一つの情報を選択するための選択情報とを記憶する記憶部と、
前記バッテリの温度及び充電状態を取得する取得部と、
前記取得部が取得した前記バッテリの温度及び充電状態と前記選択情報とに基づいて、前記複数の充電情報の中から一つの情報を選択する選択部と、
前記取得部が取得した前記バッテリの温度及び充電状態と、前記選択部により選択された前記情報とを用いて、前記バッテリの充電を制御する充電制御部と
を備え、
前記複数の充電情報は、前記バッテリの温度及び充電状態を指標として充電電力を規定する充電電力情報と、前記バッテリの温度及び充電状態を指標として充電電流を規定する充電電流情報とを含み、
前記選択部は、前記取得部が取得した前記バッテリの温度及び充電状態と前記選択情報とに基づいて、前記充電電力情報及び前記充電電流情報のうちの一方の情報を選択し、
前記充電制御部は、前記選択部によって前記充電電力情報が選択された場合に、前記取得部が取得した前記バッテリの温度及び充電状態と前記充電電力情報とに基づいて規定される充電電力で前記バッテリを充電させ、
前記取得部は、前記バッテリの温度及び充電状態と前記充電電力情報とに基づいて規定される充電電力で前記バッテリが充電されている場合における前記バッテリの温度及び充電状態を取得し、
前記充電制御部は、前記選択部によって、前記取得部が取得した前記バッテリの温度及び充電状態と前記選択情報に基づいて前記充電電流情報が選択された場合に、前記充電電力情報を用いる充電から前記充電電流情報を用いる充電に切り換えて前記バッテリを充電させ、
前記選択情報は、前記バッテリの温度と、前記充電電力情報を用いる充電から前記充電電流情報を用いる充電に切り換える充電状態の閾値とを対応づけ、
前記選択部は、前記選択情報によって前記バッテリの温度に対応づけられる充電状態の閾値に前記バッテリの充電状態が到達した場合に、前記バッテリの充電に用いる情報として、前記充電電流情報を選択し、
前記選択情報は、予め定められた温度未満の温度範囲において、より低い温度に、より低い充電状態の閾値を対応づける
充電制御装置。 - 請求項1から6のいずれか一項に記載の充電制御装置を備える輸送機器。
- コンピュータを、請求項1から6のいずれか一項に記載の充電制御装置として機能させるためのプログラム。
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