JP7181214B2 - 異物質検出方法及びそのための装置 - Google Patents
異物質検出方法及びそのための装置 Download PDFInfo
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- JP7181214B2 JP7181214B2 JP2019550527A JP2019550527A JP7181214B2 JP 7181214 B2 JP7181214 B2 JP 7181214B2 JP 2019550527 A JP2019550527 A JP 2019550527A JP 2019550527 A JP2019550527 A JP 2019550527A JP 7181214 B2 JP7181214 B2 JP 7181214B2
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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
- H02J50/10—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
- H02J50/60—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
- H02J50/80—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
- H02J7/02—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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
発明の実施のための形態
Claims (7)
- 無線電力送信機により電力伝送前に品質因子値に基づく異物質検出手順を行う段階と、
前記無線電力送信機により前記電力伝送中に経路損失に基づく異物質検出手順を行う段階と、
を含み、
前記品質因子値に基づく異物質検出手順は、
共振回路の測定品質因子値を記憶する段階と、
基準品質因子値が含まれた異物質検出状態パケットを受信する段階と、
前記基準品質因子値に基づいて品質因子臨界値を決定する段階と、
前記測定品質因子値と前記品質因子臨界値を比較して異物質存在有無を判断する段階と、
を含み、
前記経路損失に基づく異物質検出手順は、
送信電力強度と受信電力強度に基づいて経路損失を算出する段階と、
前記算出された経路損失を経路損失臨界値と比較して異物質の存在有無を判断する段階と、
を含み、
前記経路損失臨界値は前記送信電力強度に基づいて動的に決定され、
前記品質因子値に基づく異物質検出手順で異物質が存在しないと判断した場合、前記経路損失に基づく異物質検出手順を行う、無線電力送信機の無線電力送信方法。 - 前記品質因子値に基づく異物質検出手順で異物質が存在すると判断した場合、前記電力伝送を中断する、請求項1に記載の無線電力送信機の無線電力送信方法。
- 前記経路損失に基づく異物質検出手順で異物質が存在しないと判断した場合、前記電力伝送を維持し、
前記経路損失に基づく異物質検出手順で異物質が存在すると判断した場合、前記電力伝送を中断する、請求項1~2のいずれか一項に記載の無線電力送信機の無線電力送信方法。 - 共振回路を用いて無線で電力を伝送する共振部と、
電力伝送前に品質因子値に基づく異物質検出手順を行い、前記電力伝送中に経路損失に基づく異物質検出手順を行って異物質存在有無を判断する制御部と、
を含み、
前記制御部は、
基準品質因子値が含まれた異物質検出状態パケットを受信すれば、前記基準品質因子値に基づいて品質因子臨界値を決定し、前記共振回路の測定品質因子値と前記品質因子臨界値を比較して前記品質因子値に基づく異物質検出手順を行い、
送信電力強度と受信電力強度に基づいて経路損失を算出し、前記算出された経路損失を経路損失臨界値と比較して前記経路損失に基づく異物質検出手順を行い、
前記経路損失臨界値は前記送信電力強度に基づいて動的に決定され、
前記制御部は、
前記品質因子値に基づく異物質検出手順で異物質が存在しないと判断した場合、前記経路損失に基づく異物質検出手順を行う、無線電力送信機。 - 前記制御部は、
前記品質因子値に基づく異物質検出手順で異物質が存在すると判断した場合、前記電力伝送を中断させる、請求項4に記載の無線電力送信機。 - 前記制御部は、
前記経路損失に基づく異物質検出手順で異物質が存在しないと判断した場合、前記電力伝送を維持する、請求項4~5のいずれか一項に記載の無線電力送信機。 - 前記制御部は、
前記経路損失に基づく異物質検出手順で異物質が存在すると判断した場合、前記電力伝送を中断する、請求項4~6のいずれか一項に記載の無線電力送信機。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2016-0164973 | 2016-12-06 | ||
KR1020160164973A KR102633453B1 (ko) | 2016-12-06 | 2016-12-06 | 이물질 검출 방법 및 그를 위한 장치 |
KR10-2016-0174436 | 2016-12-20 | ||
KR1020160174436A KR102617673B1 (ko) | 2016-12-20 | 2016-12-20 | 이물질 검출 방법 및 그를 위한 장치 |
PCT/KR2017/012877 WO2018105915A1 (ko) | 2016-12-06 | 2017-11-14 | 이물질 검출 방법 및 그를 위한 장치 |
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JP2020513728A JP2020513728A (ja) | 2020-05-14 |
JP7181214B2 true JP7181214B2 (ja) | 2022-11-30 |
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Country | Link |
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US (1) | US10622844B2 (ja) |
EP (1) | EP3553915B1 (ja) |
JP (1) | JP7181214B2 (ja) |
CN (3) | CN110168860B (ja) |
WO (1) | WO2018105915A1 (ja) |
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US20190296590A1 (en) | 2019-09-26 |
CN110168860B (zh) | 2023-05-23 |
CN110168860A (zh) | 2019-08-23 |
WO2018105915A1 (ko) | 2018-06-14 |
EP3553915A1 (en) | 2019-10-16 |
CN116470664A (zh) | 2023-07-21 |
CN116470663A (zh) | 2023-07-21 |
EP3553915B1 (en) | 2021-04-07 |
US10622844B2 (en) | 2020-04-14 |
JP2020513728A (ja) | 2020-05-14 |
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