JP6401730B2 - 無線電力送信装置における電力送信制御方法及び無線電力送信装置 - Google Patents
無線電力送信装置における電力送信制御方法及び無線電力送信装置 Download PDFInfo
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- JP6401730B2 JP6401730B2 JP2016060628A JP2016060628A JP6401730B2 JP 6401730 B2 JP6401730 B2 JP 6401730B2 JP 2016060628 A JP2016060628 A JP 2016060628A JP 2016060628 A JP2016060628 A JP 2016060628A JP 6401730 B2 JP6401730 B2 JP 6401730B2
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Classifications
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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
- H02J50/60—Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings
-
- 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
-
- 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
- H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
- H02J50/402—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas
-
- 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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
-
- 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
- H02J7/00045—Authentication, i.e. circuits for checking compatibility between one component, e.g. a battery or a battery charger, and another component, e.g. a power source
-
- 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
- H02J7/00309—Overheat or overtemperature 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00304—Overcurrent protection
-
- 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
Description
111 第1送信コイル
112 第2送信コイル
120 送信制御部
121 オブジェクト感知部
122 中央制御部
123 スイッチング制御部
124 駆動ドライバ
125 直列共振形コンバータ
126 物体感知センサ
127 インジケータ
130 AC/DCコンバータ
200 無線電力受信装置
210 2次側コア
220 整流部
230 バッテリセルモジュール
240 受信制御部
Claims (9)
- 送信コイルを含む1次側コアにパルス信号を送信する段階と、
前記パルス信号の位相の変化又は前記送信コイルの電流値の変化を測定する段階と、
前記位相の変化又は前記電流値の変化に基づいて、前記送信コイルに無線電力受信装置が置かれているかを感知する段階と、
異物感知センサを用いて前記送信コイルに異物が置かれているかを確認し、無線電力送信装置の制御部により無線充電の電力損失を計算する段階と、
前記電力損失が基準値以上である場合、無線電力信号の送信を中止し、前記電力損失が前記基準値より低い場合、温度測定部を使用して発熱温度を測定する段階と、
前記電力損失が前記基準値より低く、前記発熱温度が基準温度以上である場合、前記無線電力信号の送信を中止し、前記送信コイルに異物が置かれているが、前記電力損失が前記基準値より低く、前記発熱温度が前記基準温度より低い場合、前記無線電力信号を正常に送信する段階と、
を含み、
前記電力損失は、前記制御部によって前記無線電力送信装置の送信電力で前記無線電力受信装置の受信電力を引いた値で計算される、無線電力送信装置における電力送信制御方法。 - 前記異物感知センサは、赤外線感知センサである、請求項1に記載の無線電力送信装置における電力送信制御方法。
- 前記赤外線感知センサは、感知角が120度以上であり、感知距離が20cm以上である、請求項2に記載の無線電力送信装置における電力送信制御方法。
- 前記送信コイルに前記無線電力受信装置が置かれると、前記無線電力信号を送信して前記無線充電を開始する段階と、
をさらに含む、請求項1から請求項3の何か1項に記載の無線電力送信装置における電力送信制御方法。 - 無線電力信号及びパルス信号を無線電力受信装置に送信するために構成された送信コイルを含む1次側コアと、
無線充電中に異物を感知するための異物感知センサと、
前記無線電力信号及び前記パルス信号が前記送信コイルにより送信されるように制御し、前記パルス信号の位相の変化又は電流値の変化に基づいて、前記1次側コアに前記無線電力受信装置が置かれているかを確認し、前記1次側コアに前記無線電力受信装置が置かれると、前記無線電力信号を送信により無線充電が開始されるように制御し、前記異物感知センサを用いて前記1次側コアに異物が置かれているかを確認し、前記無線充電中に前記無線充電の電力損失を計算し、前記電力損失が基準値以上であると前記無線電力信号の送信が中止させるように制御し、前記電力損失が前記基準値より低い場合、温度測定部を使用して発熱温度を測定し、前記電力損失が前記基準値より低く、前記発熱温度が基準温度以上である場合、前記無線電力信号の送信を中止させるように制御し、前記1次側コアに異物が置かれているが、前記電力損失が前記基準値より低く、前記発熱温度が前記基準温度より低い場合、前記無線電力信号を正常に送信させるように制御する送信制御部と、
を含み、
前記電力損失は、前記送信制御部によって無線電力送信装置の送信電力で前記無線電力受信装置の受信電力を引いた値で計算される、無線電力送信装置。 - 前記異物感知センサは、赤外線感知センサである、請求項5に記載の無線電力送信装置。
- 前記赤外線感知センサは、感知角が120度以上であり、感知距離が20cm以上である、請求項6に記載の無線電力送信装置。
- 前記赤外線感知センサは、前記無線電力送信装置の一側に形成された突出部に設けられる、請求項6又は請求項7に記載の無線電力送信装置。
- 前記無線充電が正常に行われているかを表示するために、前記突出部に設けられたインジケータをさらに含む、請求項8に記載の無線電力送信装置。
Applications Claiming Priority (2)
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KR10-2011-0026056 | 2011-03-23 | ||
KR1020110026056A KR101397624B1 (ko) | 2011-03-23 | 2011-03-23 | 무선 전력 전송 장치에서의 전력 전송 제어 방법 및 전력 전송 장치 |
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JP2012067866A Division JP5908768B2 (ja) | 2011-03-23 | 2012-03-23 | 無線電力送信装置における電力送信制御方法及び無線電力送信装置 |
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JP2016060628A Active JP6401730B2 (ja) | 2011-03-23 | 2016-03-24 | 無線電力送信装置における電力送信制御方法及び無線電力送信装置 |
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US (1) | US8947045B2 (ja) |
EP (1) | EP2503663B1 (ja) |
JP (2) | JP5908768B2 (ja) |
KR (1) | KR101397624B1 (ja) |
CN (1) | CN102694423B (ja) |
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