公开(公告)号：US11318845B2

公开(公告)日：2022-05-03

申请号：US16655395

申请日：2019-10-17

申请人： Electric Road Ltd.

发明人： Hanan Rumbak

IPC分类号： H02J50/12 ,  B60L5/00 ,  B60M3/06 ,  B60L53/12 ,  B60M7/00 ,  H01F38/14 ,  H03H7/38

摘要： A system for wireless power transfer of on-road vehicles is provided herein. The system includes a plurality of base stations; a power transmission line located beneath a surface of a road having a plurality of segments, each segment having at least one pair of coils and at least one capacitor electrically connected via a switch to the coils in the segment; and at least one vehicle having at least one power receiving segment having at least two coils, connected to at least one capacitor, wherein the at least one vehicle further includes a communication transmitter configured to transmit a power requesting signal, wherein the coils of the power transmitting segment are configured to receive the power requesting signal; and wherein each of the base stations is further configured to feed a plurality of the power transmitting segments with current at a resonance frequency, responsive to the power requesting signal.

公开(公告)号：US10449865B2

公开(公告)日：2019-10-22

申请号：US15198844

申请日：2016-06-30

申请人： Electric Road Ltd.

发明人： Hanan Rumbak

IPC分类号： B60L11/18 ,  B60L5/00 ,  B60M3/06 ,  B60M7/00 ,  H02J50/12 ,  H01F38/14 ,  H03H7/38 ,  B60L53/12

摘要： A system for wireless power transfer of on-road vehicles is provided herein. The system includes a plurality of base stations; a power transmission line located beneath a surface of a road having a plurality of segments, each segment having at least one pair of coils and at least one capacitor electrically connected via a switch to the coils in the segment; and at least one vehicle having at least one power receiving segment having at least two coils, connected to at least one capacitor, wherein the at least one vehicle further includes a communication transmitter configured to transmit a power requesting signal, wherein the coils of the power transmitting segment are configured to receive the power requesting signal; and wherein each of the base stations is further configured to feed a plurality of the power transmitting segments with current at a resonance frequency, responsive to the power requesting signal.