JP6638704B2 - ワイヤレス受電装置、及びワイヤレス電力伝送システム - Google Patents
ワイヤレス受電装置、及びワイヤレス電力伝送システム Download PDFInfo
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- H04B5/79—
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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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
-
- 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
- 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
- B60L53/12—Inductive energy transfer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
- G01R31/42—AC power supplies
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
-
- 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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
-
- 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
-
- 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
- H02J7/00308—Overvoltage protection
-
- 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
-
- 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
-
- 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
-
- H04B5/26—
-
- 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]
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
-
- 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
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Protection Of Static Devices (AREA)
- Signal Processing (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
2 負荷
10 ワイヤレス送電装置
11 直流電源
12 駆動回路
13 制御回路
14 受信器
20 ワイヤレス受電装置
21 整流回路
22 電流検出回路
23 切替回路
24 短絡検出回路
25 MCU
26 送信器
27 報知器
50,51,55,60,61,65 コンデンサ
52,56〜59,62,66〜69,80〜82 抵抗素子
53,54,63,64 ダイオード
57,67 オペアンプ
70,73 直流電源
71 論理和回路
C1 送電側コンデンサ
C2,C3 受電側コンデンサ
C4〜C6 バイパスコンデンサ
D1〜D4 ダイオード
L1 送電コイル
L2 受電コイル
La 整流回路21の一方側入力ライン
Lb 整流回路21の他方側入力ライン
Lc 整流回路21の低圧側出力ライン
Ld 短絡検出回路24の出力ライン
MG 金属部材
S 停止指示信号
Claims (12)
- ワイヤレス送電装置が送電した電力をワイヤレスにて受電するワイヤレス受電装置であって、
磁界を介して交流電力を取り込む受電コイルと、
前記受電コイルとともに共振回路を構成する受電側コンデンサと、
それぞれ整流機能を有する複数の半導体素子がブリッジ接続され、前記受電コイルが取り込んだ交流電力を整流する整流回路と、
前記整流回路の一方側入力ラインと安定電位との間の電圧である第1の交流電圧、及び、前記整流回路の他方側入力ラインと安定電位との間の電圧である第2の交流電圧に基づいて前記整流回路の短絡を検出する短絡検出回路と、
を備え、
前記短絡検出回路は、
前記一方側入力ラインに接続される第1の抵抗素子、前記他方側入力ラインに接続される第2の抵抗素子、及び前記安定電位に接続される第3の抵抗素子を有し、前記第1乃至第3の抵抗素子の中点電位を出力する抵抗分圧回路と、
前記抵抗分圧回路に接続されるフィルタ回路と、
前記フィルタ回路の出力電圧と基準電圧とを比較する比較回路と、
前記比較回路の比較結果に基づいて、前記整流回路の短絡を検出する検出回路と、を有するワイヤレス受電装置。 - ワイヤレス送電装置が送電した電力をワイヤレスにて受電するワイヤレス受電装置であって、
磁界を介して交流電力を取り込む受電コイルと、
前記受電コイルとともに共振回路を構成する受電側コンデンサと、
それぞれ整流機能を有する複数の半導体素子がブリッジ接続され、前記受電コイルが取り込んだ交流電力を整流する整流回路と、
前記整流回路の一方側入力ラインと安定電位との間の電圧である第1の交流電圧、及び、前記整流回路の他方側入力ラインと安定電位との間の電圧である第2の交流電圧に基づいて前記整流回路の短絡を検出する短絡検出回路と、
を備え、
前記短絡検出回路は、
前記一方側入力ラインに接続される第1のコンデンサと、
前記他方側入力ラインに接続される第2のコンデンサと、
前記第1のコンデンサとともに前記第1の交流電圧又は前記第1の交流電圧を分圧した電圧を容量分圧する第1の容量分圧回路を構成する第3のコンデンサと、
前記第1の容量分圧回路の出力電圧を整流する第1の整流平滑回路と、
前記第1の整流平滑回路の出力電圧と基準電圧とを比較する第1の比較回路と、
前記第2のコンデンサとともに前記第2の交流電圧又は前記第2の交流電圧を分圧した電圧を容量分圧する第2の容量分圧回路を構成する第4のコンデンサと、
前記第2の容量分圧回路の出力電圧を整流する第2の整流平滑回路と、
前記第2の整流平滑回路の出力電圧と基準電圧とを比較する第2の比較回路と、
前記第1の比較回路の比較結果及び前記第2の比較回路の比較結果に基づいて、前記整流回路の短絡を検出する検出回路と、を有するワイヤレス受電装置。 - 前記整流回路の出力電流を検出する電流検出回路、
をさらに備える請求項1又は2に記載のワイヤレス受電装置。 - 前記整流回路の出力端と負荷との接続状態を切り替える切替回路、をさらに備え、
前記切替回路は、前記検出回路が前記整流回路の短絡を検出し、かつ、前記電流検出回路が前記整流回路の出力電流を検出した場合に、前記整流回路の出力端と前記負荷とを切り離す、
請求項3に記載のワイヤレス受電装置。 - ワイヤレス送電装置が送電した電力をワイヤレスにて受電するワイヤレス受電装置であって、
磁界を介して交流電力を取り込む受電コイルと、
前記受電コイルとともに共振回路を構成する受電側コンデンサと、
それぞれ整流機能を有する複数の半導体素子がブリッジ接続され、前記受電コイルが取り込んだ交流電力を整流する整流回路と、
前記整流回路の一方側入力ラインと安定電位との間の電圧である第1の交流電圧、及び、前記整流回路の他方側入力ラインと安定電位との間の電圧である第2の交流電圧に基づいて前記整流回路の短絡を検出する短絡検出回路と、
前記整流回路の出力電流を検出する電流検出回路と、
前記整流回路の出力端と負荷との接続状態を切り替える切替回路と、
を備え、
前記切替回路は、前記短絡検出回路が前記整流回路の短絡を検出し、かつ、前記電流検出回路が前記整流回路の出力電流を検出した場合に、前記整流回路の出力端と前記負荷とを切り離すワイヤレス受電装置。 - 前記短絡検出回路は、
前記一方側入力ラインに接続される第1のコンデンサと、
前記他方側入力ラインに接続される第2のコンデンサと、を有する
請求項5に記載のワイヤレス受電装置。 - 前記短絡検出回路は、
前記一方側入力ラインと前記第1のコンデンサの間に配設される第1の抵抗分圧回路と、
前記他方側入力ラインと前記第2のコンデンサの間に配設される第2の抵抗分圧回路と、を有する
請求項2又は6に記載のワイヤレス受電装置。 - 前記安定電位は前記整流回路の低圧側出力ラインと同電位である、
請求項1乃至7のいずれか一項に記載のワイヤレス受電装置。 - 前記受電コイルの近傍に接地された状態で配置される金属部材をさらに備え、
前記安定電位は前記金属部材と同電位である、
請求項1乃至7のいずれか一項に記載のワイヤレス受電装置。 - 送電側に情報を送信する送信器、をさらに備え、
前記送信器は、前記短絡検出回路が前記整流回路の短絡を検出した場合に、送電停止を示す信号を送信する、
請求項1乃至9のいずれか一項に記載のワイヤレス受電装置。 - 前記短絡検出回路が前記整流回路の短絡を検出したことをユーザ又は外部機器に報知する報知器、
をさらに備える請求項1乃至9のいずれか一項に記載のワイヤレス受電装置。 - ワイヤレス送電装置及びワイヤレス受電装置を備え、
前記ワイヤレス受電装置は、請求項1乃至11のいずれか一項に記載のワイヤレス受電装置である、
ワイヤレス電力伝送システム。
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JP2017134342A JP6638704B2 (ja) | 2017-07-10 | 2017-07-10 | ワイヤレス受電装置、及びワイヤレス電力伝送システム |
US16/030,324 US10931133B2 (en) | 2017-07-10 | 2018-07-09 | Wireless power receiving device, wireless power transmission system, and short-circuit monitoring device |
CN201810751668.8A CN109245328B (zh) | 2017-07-10 | 2018-07-10 | 无线受电装置、无线电力传输系统及短路监视装置 |
DE102018116647.8A DE102018116647A1 (de) | 2017-07-10 | 2018-07-10 | Drahtlosleistungsempfangsvorrichtung, Drahtlosleistungsübertragungssystem und Kurzschlussüberwachungsvorrichtung |
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US11214164B2 (en) * | 2008-06-01 | 2022-01-04 | Hyundai Motor Company | Method and apparatus for controlling wireless power transfer to electric vehicle using bridgeless rectifier |
ES2676067T3 (es) * | 2015-08-05 | 2018-07-16 | Abb S.P.A. | Un procedimiento para detectar fallos a tierra en una línea eléctrica LVDC y un dispositivo electrónico para el mismo |
TWI693769B (zh) * | 2018-11-28 | 2020-05-11 | 緯創資通股份有限公司 | 供電系統、電子裝置及其供電方法 |
JP2020190491A (ja) * | 2019-05-22 | 2020-11-26 | 株式会社東芝 | ピークホールド回路及び電力変換器 |
JP2021083146A (ja) * | 2019-11-14 | 2021-05-27 | Tdk株式会社 | 送電装置及び電力伝送システム |
FR3117670A1 (fr) * | 2020-12-15 | 2022-06-17 | Valeo Equipements Electriques Moteur | Composant électronique de détection d’une défaillance d’au moins un interrupteur d’un redresseur pour véhicule |
FR3117669A1 (fr) * | 2020-12-15 | 2022-06-17 | Valeo Equipements Electriques Moteur | Composant électronique de détection d’une défaillance d’au moins un interrupteur d’un redresseur pour véhicule |
FR3117671B1 (fr) * | 2020-12-15 | 2024-03-01 | Valeo Equip Electr Moteur | Composant électronique de détection d’une défaillance d’au moins un interrupteur d’un redresseur pour véhicule |
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JP3071084B2 (ja) * | 1994-02-28 | 2000-07-31 | 三菱電機株式会社 | 整流器の制御装置 |
WO2014042681A2 (en) * | 2012-09-11 | 2014-03-20 | Access Business Group International Llc | Wireless power control |
JP5998905B2 (ja) | 2012-12-14 | 2016-09-28 | Tdk株式会社 | ワイヤレス受電装置およびそれを用いたワイヤレス電力伝送装置 |
JP2015080296A (ja) | 2013-10-15 | 2015-04-23 | 株式会社豊田自動織機 | 受電機器及び非接触電力伝送装置 |
EP2878964B8 (en) * | 2013-12-02 | 2016-09-21 | ABB Schweiz AG | Detecting shorted diodes |
DE112015000382T5 (de) * | 2014-01-09 | 2016-09-22 | Panasonic Intellectual Property Management Co., Ltd. | Gleichrichterschaltungsvorrichtung |
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CN204156616U (zh) * | 2014-11-11 | 2015-02-11 | 苏州银蕨电力科技有限公司 | 用于智能电网传感装置的自感应取电电路 |
JP2016111819A (ja) | 2014-12-05 | 2016-06-20 | トヨタ自動車株式会社 | 受電装置の保護回路 |
KR102267415B1 (ko) * | 2015-01-15 | 2021-06-21 | 엘지이노텍 주식회사 | 무선 전력 송신 코일 이상 판단 장치 |
CN107431382B (zh) * | 2015-03-31 | 2020-06-05 | Tdk株式会社 | 无线受电装置和无线电力传输装置 |
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