JP7215657B2 - 並列マルチパックシステムの出力制御装置及び方法 - Google Patents
並列マルチパックシステムの出力制御装置及び方法 Download PDFInfo
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- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
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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
- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
- B60L58/21—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
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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
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
- B60L58/13—Maintaining the SoC within a determined range
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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
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
- B60L58/14—Preventing excessive discharging
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- B—PERFORMING OPERATIONS; TRANSPORTING
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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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- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
- B60L58/15—Preventing overcharging
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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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- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
- H02J7/0019—Circuits for equalisation of charge between batteries using switched or multiplexed charge circuits
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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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0025—Sequential battery discharge in systems with a plurality of batteries
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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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00302—Overcharge protection
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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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00306—Overdischarge protection
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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
- H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
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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
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
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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
- H02J7/007—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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/90—Vehicles comprising electric prime movers
- B60Y2200/91—Electric vehicles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Description
[数式3]
[数式4]
Claims (14)
- 並列マルチパックシステムに含まれた互いに並列で接続された第1バッテリーパック~第nバッテリーパックに対する動作特性値を測定する第1センサユニット~第nセンサユニットと、
前記並列マルチパックシステムの総出力に対応するように、負荷で消耗される電力または充電装置で提供する電力を制御する出力管理ユニットと、
前記第1センサユニット~第nセンサユニット及び前記出力管理ユニットと動作可能に接続されたマルチパック管理ユニットと、を含み、
前記マルチパック管理ユニットは、前記第1センサユニット~第nセンサユニットから受信する各バッテリーパックの動作特性値に基づいて第1バッテリーパック~第nバッテリーパックのパック抵抗をそれぞれ決定し、各バッテリーパックのパック抵抗に対応する可用出力のうち最小可用出力を決定し、パック抵抗が最も低いバッテリーパックのパック出力が最小可用出力と等しくなるように並列マルチパックシステムの総出力を決定して前記出力管理ユニットに提供し、
前記出力管理ユニットは、前記決定した並列マルチパックシステムの総出力に対応するように、負荷で消耗される電力または充電装置で提供する電力を制御する、並列マルチパックシステムの出力制御装置。 - 前記マルチパック管理ユニットは、バッテリーパックのパック抵抗に応じてバッテリーパックの可用出力を定義したパック抵抗-可用出力ルックアップテーブルである相関関係情報を用いて、前記最小可用出力を決定する、請求項1に記載の並列マルチパックシステムの出力制御装置。
- 前記マルチパック管理ユニットは、
前記第1センサユニット~第nセンサユニットから周期的に各バッテリーパックの電圧測定値及び電流測定値の入力を受け、
複数の電圧測定値及び複数の電流測定値を線形回帰分析法を用いて分析することで、各バッテリーパックのパック抵抗を決定する、請求項1または2に記載の並列マルチパックシステムの出力制御装置。 - 前記マルチパック管理ユニットと前記出力管理ユニットとの間に介在された通信ユニットをさらに含む、請求項1から5のいずれか一項に記載の並列マルチパックシステムの出力制御装置。
- 前記並列マルチパックシステムは、電気駆動自動車に搭載され、
前記出力管理ユニットは、前記電気駆動自動車の制御システムに含まれる、請求項6に記載の並列マルチパックシステムの出力制御装置。 - 請求項1から7のいずれか一項に記載の並列マルチパックシステムの出力制御装置を含むバッテリー管理システム。
- 請求項1から7のいずれか一項に記載の並列マルチパックシステムの出力制御装置を含む電気駆動装置。
- (a)並列マルチパックシステムに含まれた互いに並列で接続された第1バッテリーパック~第nバッテリーパックに対する動作特性値を測定する第1センサユニット~第nセンサユニットを提供する段階と、
(b)前記第1センサユニット~第nセンサユニットから受信する各バッテリーパックの動作特性値に基づいて、第1バッテリーパック~第nバッテリーパックのパック抵抗をそれぞれ決定する段階と、
(c)各バッテリーパックのパック抵抗に対応するn個の可用出力と最小可用出力を決定する段階と、
(d)パック抵抗が最も低いバッテリーパックのパック出力が最小可用出力と等しくなるように並列マルチパックシステムの総出力を決定する段階と、
(e)前記並列マルチパックシステムの総出力に対応するように前記第1バッテリーパック~第nバッテリーパックの充電または放電を制御する段階と、を含む、並列マルチパックシステムの出力制御方法。 - 前記(c)段階は、
前記バッテリーパックのパック抵抗に応じてバッテリーパックの可用出力を定義したパック抵抗-可溶容量ルックアップテーブルである相関関係情報を用いて、前記最小可用出力を決定する段階を含む、請求項10に記載の並列マルチパックシステムの出力制御方法。 - 前記(b)段階は、
(b1)前記第1センサユニット~第nセンサユニットから周期的に各バッテリーパックの電圧測定値及び電流測定値の入力を受ける段階と、
(b2)複数の電圧測定値及び複数の電流測定値を線形回帰分析法を用いて分析することで、各バッテリーパックのパック抵抗を決定する段階と、を含む、請求項10または11に記載の並列マルチパックシステムの出力制御方法。
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JP2023509873A (ja) * | 2020-07-21 | 2023-03-10 | エルジー エナジー ソリューション リミテッド | 並列マルチパックモジュールの出力制御装置及び方法 |
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WO2021085901A1 (ko) | 2021-05-06 |
EP3974247A4 (en) | 2022-10-19 |
KR20210051538A (ko) | 2021-05-10 |
CN113785464B (zh) | 2024-01-12 |
EP3974247A1 (en) | 2022-03-30 |
US20220224138A1 (en) | 2022-07-14 |
KR102680305B1 (ko) | 2024-06-28 |
CN113785464A (zh) | 2021-12-10 |
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US11870292B2 (en) | 2024-01-09 |
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