JP5506052B2 - 車両用充電装置 - Google Patents
車両用充電装置 Download PDFInfo
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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
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
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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
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- B60L53/30—Constructional details of charging stations
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- B60L53/67—Controlling two or more charging stations
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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
- H02J5/00—Circuit arrangements for transfer of electric power between ac networks and dc networks
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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
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00036—Charger exchanging data with 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
- H02J7/00047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with provisions for charging different types of batteries
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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
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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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- 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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- 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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- 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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- 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
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- 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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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
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Description
充電ケーブル1は充電電路を構成する電源線1aと、充電制御信号を送信する情報線1bと、アース線1cより構成される。充電ケーブル1を車両30に接続すると、車両側の充電制御回路6の抵抗R2が抵抗R1と直列に接続されることとなるから分圧され、A点の電位(充電制御信号)は9Vとなる。充電制御部7は、12Vから9Vへの電位の変化によって、モード3の車両30の充電ケーブル1が接続されたことを検知し、その後、充電制御部7が発振器10を発振させて9V発振の状態となる。これによってパルス状の9Vが車両側に入り、車両側の充電開始制御回路6が受電許可スイッチ12をオンとする。この結果、抵抗R3の抵抗分圧によってA点の電位(充電制御信号)は6V発振に変化し、受電準備が完了となる。充電制御部7はこの状態においてリレー5にオン信号を出力し、充電電路2に充電電流が流れて車両側の充電器を介して車載電池4への充電が開始される。
スリープモードの状態の車両に再度充電を開始しようとする場合、スリープモードを解除するため、作業者は物理的な充電ケーブル1の接続解除及び再接続する必要がある。
図1は、モード3(充電時に車両と接続される充電装置側の制御手段として、車両側の充電制御回路6に対して充電制御信号(CPLT)を送る充電制御手段を含むことを要求されるモード)対応型の車両用充電装置20と車両30とを充電ケーブル1によって接続した状態を示すブロック図である。充電ケーブル1は電源を供給する電源線1aと、充電制御信号を送信する情報線1bと、アース線1cより構成されている。電源線1aは車両用充電装置20内部で漏電遮断器(ELB)を備えた充電電路2に接続されていて、交流電源3から供給される電力を、充電ケーブル1を経由して車両側の充電器を介して車載電池4に充電するものである。充電電路2には通電をオン・オフ制御するためのリレー5が設けられている。
車両側の充電制御回路6との間で充電制御信号(CPLT)をやり取りする発振器10は、予め定められたデューティ比(パルス幅/パルス周期)の充電制御信号を発振する。充電制御信号のデューティ比は充電制御装置の充電容量や充電ケーブルの種類等によって定められるものである。
車両側の充電制御信号端子11’とアース端子14’との間には、抵抗R3と直列の受電許可スイッチ12と、抵抗R2と、コンデンサ13とが互いに並列に接続されている。この受電許可スイッチ12は車両側の充電制御回路6によって制御されるものである。なお、デューティ比(パルス幅/パルス周期)が大きいほど大きな充電電流が供給可能であることを意味しており、車両側の充電制御回路6が発振器10から出力される充電制御信号のデューティ比を読み取り、車載電池4への充電電流を制御する。
例えば、充電制御信号送信制限手段72は、タイマ制御手段によって充電開始時刻になるまでは、「充電禁止」の制御信号が出力されているため、充電制御手段71に対して制限信号を出力している。これにより、充電制御手段71は12Vから9Vへの電位の変化によって、モード3の車両30の充電ケーブル1が接続されたことを検知しても、発振器10を発振させることができない。
充電開始時刻になった時点でタイマ制御手段は「充電許可」の制御信号を出力するため充電制御信号送信制限手段72は、充電制御手段71に対して制限信号を解除する。これにより、充電制御手段71は発振器10を発振させることができ充電が開始される。
また、太陽光発電等の電源を充電に利用する場合には、発電量が日射量により変化するため、発電量の変化に応じて、制御コンピュータが充電を一時的に停止させ、又は再開させる制御を行うことが予定されている。
この制御用コンピュータからの「充電禁止」の制御信号を各車両用充電装置20の充電制御信号送信制限手段72が検知すると、充電制御信号送信制限手段72が充電制御手段71に対して制限信号を出力する。これにより充電制御手段71が充電制御信号の送信を一時的に停止し各車両30への充電は停止するように制御される。
すなわち、A点の電位(充電制御信号)が9Vから0Vとなることにより、充電ケーブル1の接続解除が模擬される。このとき物理的には充電ケーブル1は接続されているため、車両側の充電制御回路6の抵抗R2と接続される。従って充電制御部7からの充電制御信号は充電ケーブル1を車両30に接続した時と同様に、抵抗R2が抵抗R1と直列に接続されることとなるから分圧され、A点の電位(充電制御信号)は9Vとなる。
これにより、充電制御部7は、A点の0Vから9Vへの電位の変化によって、モード3の車両30に充電ケーブル1が接続されたことを認識する。
また、充電制御信号送信制限手段72は充電制御手段71に対して制限信号を解除して充電制御信号の送信制限が解除されているため、充電制御手段71が発振器10を発振させて9V発振の状態となる。車両側の充電制御回路6に9Vの充電制御信号が入力されると、内蔵された受電許可スイッチ12がオンとなる。その結果、充電制御信号の電圧は車両側の充電制御回路6に内蔵されている抵抗R3によって分圧されて6V発振となり、受電準備完了となる。この状態において充電制御装置は充電電路2を開閉するリレー5にオン信号を出力し、車載電池4への充電が再開される。
なお、リセット手段73は発振器10が9Vで発振を開始して所定時間経過した後に充電が開始されない場合、すなわちA点の電位(充電制御信号)が6Vで発振しない場合にリセットの動作を行うようにすることもできる。
このように、リセット手段73は車両がスリープモードとなった後に充電を再開する場合にリセット動作としてA点の電位を一旦0Vとし、その後元の電位まで戻す動作を行っている。
また、上記実施形態では、充電制御手段71、充電制御信号送信制限手段72及びリセット手段73は、充電制御部7に設けられたものとして説明したが、充電制御部7が集積回路等で構成され、充電制御手段71、充電制御信号送信制限手段72及びリセット手段73はその中に組み込まれたプログラムにより実現されるものとしても良い。
充電制御部7に判定手段を設けておき、この判定手段が所定条件を満たした時に、リセット手段73が強制的に充電制御信号をリセットするものとしても良い。
例えば、車両用充電装置20の交流電源3が停電した場合であって、その後復電した時に判定手段が復電の検出判定をした時を所定条件とする。この所定条件を満たした時に、リセット手段73により充電制御信号を強制的にリセットすれば充電を再開できるものであってもよい。この場合において充電の再開前には他の異常の有無を自動検出することが好ましい。
1a 電源線
1b 情報線
1c アース線
2 充電電路
3 交流電源
4 車載電池
5 リレー
6 充電制御回路
7 充電制御部
71 充電制御手段
72 充電制御信号送信制限手段
73 リセット手段
8 電源
9 スタートボタン
10 発振器
11、11’充電制御信号端子
12 受電許可スイッチ
13 コンデンサ
14、14’アース端子
15 スイッチ
16 制限手段
20 車両用充電装置
30 車両
Claims (5)
- 充電ケーブルを介して充電制御回路を搭載している車両への充電を行う車両用充電装置であって、
車両側の充電制御回路に対し充電制御信号を送信して、車両への充電を制御する充電制御手段と、
該充電制御信号の送信を制限する充電制御信号送信制限手段と、
充電制御信号の送信制限が解除された際、充電制御信号を強制的リセットするリセット手段と、
を備えることを特徴とする車両用充電装置。 - 充電制御信号送信制限手段は、充電ケーブルを介して車両と接続後、制限手段による制御により車両側の充電制御回路に対する充電制御信号の送信を制限する機能を備えることを特徴とする請求項1記載の車両用充電装置。
- 制限手段が、設定時刻に充電を許可するタイマ制御手段であることを特徴とする請求項2記載の車両用充電装置。
- 制限手段が、車両を交互に充電していくために、充電開始や充電停止を交互に繰り返す一時的な充電停止及び再開させる制御機能を構成する制御用コンピュータであることを特徴とする請求項2記載の車両用充電装置。
- 充電ケーブルを介して充電制御回路を搭載している車両への充電を行う車両用充電装置であって、
車両側の充電制御回路に対し充電制御信号を送信して、車両への充電を制御する充電制御手段と、
該充電制御信号の送信を制限する充電制御信号送信制限手段と、
該車両用充電装置に電力を供給する交流電源が停電し、その後復電した時に充電制御信号を強制的にリセットするリセット手段と、
を備えることを特徴とする車両用充電装置。
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JP2010292008A JP5506052B2 (ja) | 2010-12-28 | 2010-12-28 | 車両用充電装置 |
CN201180062768.6A CN103283112B (zh) | 2010-12-28 | 2011-12-26 | 车辆用充电装置 |
US13/976,618 US9296305B2 (en) | 2010-12-28 | 2011-12-26 | Charging apparatus for vehicles |
PCT/JP2011/080055 WO2012090928A1 (ja) | 2010-12-28 | 2011-12-26 | 車両用充電装置 |
KR1020137019678A KR101523158B1 (ko) | 2010-12-28 | 2011-12-26 | 차량용 충전 장치 |
EP11852250.7A EP2660949B1 (en) | 2010-12-28 | 2011-12-26 | Recharging device for vehicle |
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EP2660949A9 (en) | 2015-03-18 |
KR20130110210A (ko) | 2013-10-08 |
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EP2660949A1 (en) | 2013-11-06 |
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