JP7289041B2 - 蓄電装置及びそれを備える車両 - Google Patents
蓄電装置及びそれを備える車両 Download PDFInfo
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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
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- 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/40—Electric propulsion with power supplied within the vehicle using propulsion power supplied by capacitors
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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
- 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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- 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
- 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
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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
- B60L55/00—Arrangements for supplying energy stored within a vehicle to a power network, i.e. vehicle-to-grid [V2G] arrangements
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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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
- B60R16/033—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
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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
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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
- H02J7/00304—Overcurrent 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
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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
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
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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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/068—Electronic means for switching from one power supply to another power supply, e.g. to avoid parallel connection
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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
-
- 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
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/46—The network being an on-board power network, i.e. within a vehicle for ICE-powered road vehicles
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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
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
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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
- 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
- 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
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Description
(1)概要
本実施形態に係る蓄電装置10は、図1に示すように、入力端子11と、出力端子12と、第1回路21及び第2回路22と、を備えている。入力端子11は、電源101に電気的に接続される。出力端子12は、負荷102に電気的に接続される。第1回路21及び第2回路22は、入力端子11と出力端子12との間において電気的に並列に接続される。第1回路21は、蓄電部3と、放電経路210(図3A参照)と、を含む。放電経路210は、蓄電部3の放電電流Id1(図3A参照)を出力端子12に向けて流す経路である。第2回路22は、阻止経路220(図3A参照)を含む。阻止経路220は、入力端子11へ向けて流れる蓄電部3の放電電流Id1を阻止する。
以下、本実施形態に係る蓄電装置10及びそれを備える車両9について、図1~図5Bを参照して詳しく説明する。
蓄電装置10は、上述したように入力端子11と、出力端子12と、第1回路21と、第2回路22と、を備えている。
次に、上述したように第1スイッチSW1及び第2スイッチSW2の切替タイミングに時間差を付与するための具体的な構成について、図5A及び図5Bを参照して説明する。
実施形態1は、本開示の様々な実施形態の一つに過ぎない。実施形態1は、本開示の目的を達成できれば、設計等に応じて種々の変更が可能である。以下に説明する変形例は、適宜組み合わせて適用可能である。
実施形態1の第1変形例に係る蓄電装置10Aは、電力供給が停止したことの判断条件が、実施形態1に係る蓄電装置10と相違する。以下、実施形態1と同様の構成については、共通の符号を付して適宜説明を省略する。
実施形態1の第2変形例に係る蓄電装置10Bは、図7に示すように、第2回路22が、遮断部57を更に含む点で、実施形態1に係る蓄電装置10と相違する。以下、実施形態1と同様の構成については、共通の符号を付して適宜説明を省略する。
実施形態1の第3変形例に係る蓄電装置10Cは、図8Aに示すように、第2回路22が第2スイッチSW2(図1参照)に代えてダイオードD2を有する点で、実施形態1に係る蓄電装置10と相違する。以下、実施形態1と同様の構成については、共通の符号を付して適宜説明を省略する。
実施形態1の第4変形例に係る蓄電装置10Dは、図8Bに示すように、第1回路21が第1スイッチSW1(図1参照)に代えてダイオードD3を有する点で、実施形態1に係る蓄電装置10と相違する。以下、実施形態1と同様の構成については、共通の符号を付して適宜説明を省略する。
以下、実施形態1の第1~第4変形例以外の変形例を列挙する。
本実施形態に係る蓄電装置10Eは、図9に示すように、第1スイッチSW1及び第2スイッチSW2の切替タイミングに時間差を付与するための構成が、制御回路7である点で、実施形態1に係る蓄電装置10と相違する。以下、実施形態1と同様の構成については、共通の符号を付して適宜説明を省略する。
本実施形態に係る蓄電装置10Fは、図10に示すように、第1スイッチSW1及び第2スイッチSW2の切替タイミングに時間差を付与するための構成が、連動回路8である点で、実施形態1に係る蓄電装置10と相違する。以下、実施形態1と同様の構成については、共通の符号を付して適宜説明を省略する。
本実施形態に係る蓄電装置10Fは、遅延回路4(図5A参照)に代えて、連動回路8を備えている。連動回路8は、第1スイッチSW1を駆動する機能を有する。また、連動回路8は、電源101から入力端子11への電力供給が停止した場合、第2スイッチSW2がオフしたことを検知して、第1スイッチSW1をオンする。
上述したように、連動回路8が第2スイッチSW2がオフ状態になったことをトリガに、第1スイッチSW1をオン状態にすることで、第1スイッチSW1及び第2スイッチSW2の切替タイミングには、時間差が付与される。要するに、「定常時」から「異常時」への移行時には、デッドタイムTd1が設定される。さらに、「異常時」から「定常時」への移行時においても、デッドタイムTd2が設定される。
以上説明したように、第1の態様に係る蓄電装置(10,10A~10F)は、入力端子(11)と、出力端子(12)と、第1回路(21)及び第2回路(22)と、を備える。入力端子(11)は、電源(101)に電気的に接続される。出力端子(12)は、負荷(102)に電気的に接続される。第1回路(21)及び第2回路(22)は、入力端子(11)と出力端子(12)との間において電気的に並列に接続される。第1回路(21)は、蓄電部(3)と、放電経路(210)と、を含む。放電経路(210)は、蓄電部(3)の放電電流(Id1)を出力端子(12)に向けて流す経路である。第2回路(22)は、阻止経路(220)を含む。阻止経路(220)は、入力端子(11)へ向けて流れる蓄電部(3)の放電電流(Id1)を阻止する。
この態様によれば、遅延回路(4)を設けるだけの比較的簡単な構成で、第1スイッチ(SW1)及び第2スイッチ(SW2)の切替タイミングに時間差を付与できる。
7 制御回路
8 連動回路
9 車両
10,10A~10F 蓄電装置
11 入力端子
12 出力端子
21 第1回路
22 第2回路
57 遮断部
91 車両本体
101 電源
102 負荷
210 放電経路
220 阻止経路
221 電流経路
D2 ダイオード
Id1 放電電流
Sig1 第1オン信号
Sig2 第2オフ信号
SW1 第1スイッチ
SW2 第2スイッチ
Claims (1)
- 電源に電気的に接続される入力端子と、
負荷に電気的に接続される出力端子と、
前記入力端子と前記出力端子との間において電気的に並列に接続された第1回路及び第2回路と、を備え、
前記第1回路は、蓄電部と、前記蓄電部の放電電流を前記出力端子に向けて流す放電経路と、を含み、且つ前記入力端子と前記出力端子との間に挿入され、オン状態で前記放電経路を形成する第1スイッチを有しており、
前記第2回路は、前記入力端子へ向けて流れる前記蓄電部の前記放電電流を阻止する阻止経路を含み、且つ前記入力端子と前記出力端子との間に挿入され、オフ状態で前記阻止経路を形成する第2スイッチを有しており、
前記電源から前記入力端子への電力供給が停止すると、前記第2スイッチがオフして前記阻止経路を形成した後に、前記第1スイッチがオンして前記放電経路を形成するように構成されており、
更に、前記第1スイッチをオンする第1オン信号、及び前記第2スイッチをオフする第2オフ信号を出力する制御回路と、前記入力端子に印加される入力電圧の大きさを監視する電圧監視部と、前記入力電圧と参照電圧の大きさを比較するコンパレータを備え、
前記制御回路は、タイマ機能を有しており、前記電力供給が停止した場合、前記第2オフ信号の出力後、前記制御回路が有するタイマ機能に設定された所定の遅延時間だけ遅れて前記第1オン信号を出力する、
蓄電装置。
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JP7176914B2 (ja) * | 2018-09-28 | 2022-11-22 | 株式会社小松製作所 | 充電制御装置、作業機械及び充電制御方法 |
CN113054735A (zh) * | 2019-12-26 | 2021-06-29 | 西安华为技术有限公司 | 一种电路模块以及电子设备 |
CN112638700B (zh) * | 2020-04-15 | 2021-11-30 | 华为技术有限公司 | 一种充放电切换装置、方法及双向充电*** |
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