JP5868976B2 - 通信システム及び通信装置 - Google Patents
通信システム及び通信装置 Download PDFInfo
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- H—ELECTRICITY
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- B60—VEHICLES IN GENERAL
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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
- B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
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- B60L53/20—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 converters located in the vehicle
- B60L53/22—Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
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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
- B60L53/30—Constructional details of charging stations
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- H02J7/00036—Charger exchanging data with battery
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- B60L2210/00—Converter types
- B60L2210/30—AC to DC converters
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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
- B60L2240/52—Drive Train control parameters related to converters
- B60L2240/527—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
- B60L2270/00—Problem solutions or means not otherwise provided for
- B60L2270/10—Emission reduction
- B60L2270/14—Emission reduction of noise
- B60L2270/147—Emission reduction of noise electro magnetic [EMI]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
- H04B2203/5416—Methods of transmitting or receiving signals via power distribution lines by adding signals to the wave form of the power source
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5462—Systems for power line communications
- H04B2203/547—Systems for power line communications via DC power distribution
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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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
- Y02T90/12—Electric charging stations
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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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- 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
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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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
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- 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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- 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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- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
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Description
第4発明に係る通信システムは、第2発明において、前記第2低域通過フィルタは、前記第2インダクタと前記第2変圧器との間の信号線間に接続されたキャパシタを備えることを特徴とする。
第6発明に係る通信システムは、第4発明において、前記第2低域通過フィルタは、前記キャパシタに直列接続された抵抗を備えることを特徴とする。
また、第1低域通過フィルタは、第1インダクタに並列接続した抵抗を備える。抵抗を備えることにより、例えば、インダクタと入力回路に存在するキャパシタとの間で構成される共振回路の共振のピークの鋭さを表すQ値(Quality factor)を小さくすることができ、不要な共振を抑制することができる。
また、第2低域通過フィルタは、第2インダクタに並列接続した抵抗を備える。抵抗を備えることにより、例えば、インダクタと出力回路に存在するキャパシタとの間で構成される共振回路の共振のピークの鋭さを表すQ値(Quality factor)を小さくすることができ、不要な共振を抑制することができる。
以下、本発明に係る通信システムの実施の形態を示す図面に基づいて説明する。図1は実施の形態1の通信システムの構成の一例を示すブロック図である。図1に示すように、電気自動車又はハイブリッド自動車などの車両と給電装置とは、インレット5(「給電口」、「コネクタ」とも称する)を介して電気的に接続される。給電装置はAC電源6を備える。AC電源6は、電源線1(ACL)、電源線2(ACN)を通じて車両の充電器7に電気的に接続される。充電器7には、バッテリ(二次電池)8を接続してある。
図3は実施の形態2の通信システムの構成の一例を示すブロック図である。実施の形態1との違いは、低域通過フィルタ33が、抵抗332に代えて、インダクタ331に直列に抵抗334を備える点である。低域通過フィルタ73も同様に、抵抗732に代えて、インダクタ731に直列に抵抗734を備える。なお、実施の形態1と同様の箇所は同一符号を付して説明を省略する。
図4は実施の形態3の通信システムの構成の一例を示すブロック図である。実施の形態1との違いは、低域通過フィルタ33が、抵抗332に代えて、コントロールパイロット線4と接地線3との間に接続されたキャパシタ336と抵抗335との直列回路を備える点である。低域通過フィルタ73も同様に、抵抗732に代えて、コントロールパイロット線4と接地線3との間に接続されたキャパシタ736と抵抗735との直列回路を備える。
4 コントロールパイロット線
10、50 通信装置
20 出力回路
21 電圧発生源
22 抵抗
23 キャパシタ
30、70 通信部
31、34、71、74 変圧器
32、72 カップリングキャパシタ
33、73 低域通過フィルタ
331、731 インダクタ
332、334、335、732、734、735 抵抗
333、336、733、736 キャパシタ
60 入力回路
61 キャパシタ
62 ダイオード
25、63 バッファ
24、64 マイコン
65 抵抗部
Claims (10)
- 車両に給電する給電装置に設けられ、所定の周波数の矩形波信号を出力する出力回路と、前記車両に設けられ、前記出力回路と複数の信号線で接続され、該出力回路が出力する矩形波信号が入力される入力回路とを備え、前記信号線に通信信号を重畳させて前記車両と給電装置との間で通信を行う通信システムにおいて、
前記車両に設けられ、前記信号線の中途に介装した第1変圧器を介して通信信号の送受信を行う第1通信部と、
前記給電装置に設けられ、前記信号線の中途に介装した第2変圧器を介して通信信号の送受信を行う第2通信部と、
前記入力回路と前記第1変圧器との間に介装された第1低域通過フィルタと
を備え、
前記入力回路は、入力キャパシタを備え、
前記第1低域通過フィルタは、
前記信号線に対して直列に接続される第1インダクタと、
該第1インダクタに並列に接続され、前記入力キャパシタ及び前記第1インダクタを含む共振回路の共振ピークを抑制する抵抗と
を備えることを特徴とする通信システム。 - 前記出力回路と前記第2変圧器との間に介装された第2低域通過フィルタを備え、
前記出力回路は、出力キャパシタを備え、
前記第2低域通過フィルタは、
前記信号線に対して直列に接続される第2インダクタと、
該第2インダクタに並列に接続され、前記出力キャパシタ及び前記第2インダクタを含む共振回路の共振ピークを抑制する抵抗と
を備えることを特徴とする請求項1に記載の通信システム。 - 前記第1低域通過フィルタは、
前記第1インダクタと前記第1変圧器との間の信号線間に接続されたキャパシタを備えることを特徴とする請求項1に記載の通信システム。 - 前記第2低域通過フィルタは、
前記第2インダクタと前記第2変圧器との間の信号線間に接続されたキャパシタを備えることを特徴とする請求項2に記載の通信システム。 - 前記第1低域通過フィルタは、
前記キャパシタに直列接続された抵抗を備えることを特徴とする請求項3に記載の通信システム。 - 前記第2低域通過フィルタは、
前記キャパシタに直列接続された抵抗を備えることを特徴とする請求項4に記載の通信システム。 - 所定の周波数の矩形波信号を複数の信号線を介して出力する出力回路を備える通信装置において、
前記信号線の中途に介装した変圧器を介して該信号線に通信信号を重畳させて通信信号の送受信を行う通信部と、
前記出力回路と前記変圧器との間に介装された低域通過フィルタと
を備え、
前記出力回路は、出力キャパシタを備え、
前記低域通過フィルタは、
前記信号線に対して直列に接続されるインダクタと、
該インダクタに並列に接続され、前記出力キャパシタ及び前記インダクタを含む共振回路の共振ピークを抑制する抵抗と
を備えることを特徴とする通信装置。 - 前記矩形波信号を生成する生成部と、
前記出力回路の出力電圧を検出する電圧検出部と、
該電圧検出部で検出した電圧に応じて、前記生成部で生成する矩形波信号を調整する調整部と
を備えることを特徴とする請求項7に記載の通信装置。 - 複数の信号線を介して所定の周波数の矩形波信号が入力される入力回路を備える通信装置において、
前記信号線の中途に介装した変圧器を介して該信号線に通信信号を重畳させて通信信号の送受信を行う通信部と、
前記入力回路と前記変圧器との間に介装された低域通過フィルタと
を備え、
前記入力回路は、入力キャパシタを備え、
前記低域通過フィルタは、
前記信号線に対して直列に接続されるインダクタと、
該インダクタに並列に接続され、前記入力キャパシタ及び前記インダクタを含む共振回路の共振ピークを抑制する抵抗と
を備えることを特徴とする通信装置。 - 複数の抵抗を有し、抵抗値を調整可能な抵抗部と、
該抵抗部の電圧を変化させるため、該抵抗部の抵抗値を調整する調整部と
を備えることを特徴とする請求項9に記載の通信装置。
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WO2013008903A1 (ja) | 2013-01-17 |
EP2733859A4 (en) | 2015-01-21 |
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