JP5818048B2 - 電気自動車用ハイブリッドバッテリシステム - Google Patents
電気自動車用ハイブリッドバッテリシステム Download PDFInfo
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- JP5818048B2 JP5818048B2 JP2014536986A JP2014536986A JP5818048B2 JP 5818048 B2 JP5818048 B2 JP 5818048B2 JP 2014536986 A JP2014536986 A JP 2014536986A JP 2014536986 A JP2014536986 A JP 2014536986A JP 5818048 B2 JP5818048 B2 JP 5818048B2
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- battery module
- voltage
- lithium battery
- temperature
- lead
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 73
- 229910052744 lithium Inorganic materials 0.000 claims description 73
- 238000001514 detection method Methods 0.000 claims description 29
- 238000007599 discharging Methods 0.000 claims description 22
- 239000002253 acid Substances 0.000 claims description 20
- 230000007423 decrease Effects 0.000 description 5
- 238000004880 explosion Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000012544 monitoring process Methods 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
- 230000000630 rising effect Effects 0.000 description 1
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- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
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- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
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- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/51—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
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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
- B60L53/10—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 the energy transfer between the charging station and the vehicle
- B60L53/11—DC charging controlled by the charging station, e.g. mode 4
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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
- B60L53/10—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 the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
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- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
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- 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
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- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
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- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/443—Methods for charging or discharging in response to temperature
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- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
- H02J7/04—Regulation of charging current or voltage
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- 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
- B60L2210/00—Converter types
- B60L2210/10—DC to DC converters
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- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
2 モーターコントローラ
3 減速ギア
10 ハイブリッドバッテリシステム
11 リチウム電池モジュール
12 鉛蓄電池モジュール
13 第1検知ユニット
14 第2検知ユニット
15 制御回路
16 充放電回路
Claims (4)
- 複数のリチウム電池セルを含むリチウム電池モジュールと複数の鉛蓄電池セルを含む鉛蓄電池モジュールと、
前記リチウム電池モジュールの温度と電圧を測定するためのセンサーを有する第1検知ユニットと、
前記鉛蓄電池モジュールの温度と電圧を測定するためのセンサーを有する第2検知ユニットと、
前記第1検知ユニットおよび第2検知ユニットと接続され、前記第1検知ユニットおよび第2検知ユニットで測定された値を用いて、前記リチウム電池モジュールと鉛蓄電池モジュールの残存容量を測定し、前記リチウム電池モジュールの温度を基準温度と比較して、前記鉛蓄電池モジュールの電圧を基準電圧と比較して、制御信号を送信する制御回路と、
前記リチウム電池モジュールと鉛蓄電池モジュールと接続され、前記制御信号に応じて前記リチウム電池モジュールと鉛蓄電池モジュールを選択的に放電させるスイッチを含む充放電回路とを備える電気自動車用ハイブリッドバッテリシステムであって、
前記制御回路は、前記リチウム電池モジュールの温度が基準温度以上であり、前記鉛蓄電池モジュールの電圧が基準電圧以上であれば、前記鉛蓄電池モジュールを放電させる制御信号を送信し、
前記リチウム電池モジュールの温度が基準温度以下であり、前記鉛蓄電池モジュールの電圧が基準電圧以下であれば、前記リチウム電池モジュールを放電させる制御信号を送信する電気自動車用ハイブリッドバッテリシステム。 - 前記制御回路は、電気自動車のモーターを制御するモーター制御回路と接続され、前記モーター制御回路が高出力を要求する場合、前記リチウム電池モジュールを放電させる制御信号を送信する請求項1記載の電気自動車用ハイブリッドバッテリシステム。
- 前記制御回路は、前記リチウム電池モジュールの温度が基準温度以上であり、前記鉛蓄電池モジュールの電圧が基準電圧以下であれば、警報を鳴らしたり、電気自動車の運行を停止させる請求項1記載の電気自動車用ハイブリッドバッテリシステム。
- 前記充放電回路は、リチウム電池セルまたは鉛蓄電池セルの充電および放電時に、それぞれのセルの電圧と充電率を測定し、電圧または充電率の高いセルを放電することにより、それぞれのセルが同様に充電および放電されるように制御する均等充電回路と均等放電回路をさらに備える請求項1記載の電気自動車用ハイブリッドバッテリシステム。
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