NON-CONTACT CHARGING SYSTEM
First Claim
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1. A non-contact charging system comprising:
- a power transmission device that includes a primary coil supplying electric power through electromagnetic induction;
a power reception device that includes a secondary coil receiving the electric power by being electromagnetically coupled with the power transmission device; and
a control device that determines charging efficiency from the primary coil to the secondary coil and changes a current supplied to the primary coil in accordance with the charging efficiency.
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Abstract
A non-contact charging system includes: a power transmission device that includes a primary coil supplying electric power through electromagnetic induction; a power reception device that includes a secondary coil receiving electric power by being electromagnetically coupled with the power transmission device; and a control device that determines charging efficiency from the primary coil to the secondary coil and changes the current supplied to the primary coil in accordance with the charging efficiency.
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Citations
11 Claims
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1. A non-contact charging system comprising:
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a power transmission device that includes a primary coil supplying electric power through electromagnetic induction; a power reception device that includes a secondary coil receiving the electric power by being electromagnetically coupled with the power transmission device; and a control device that determines charging efficiency from the primary coil to the secondary coil and changes a current supplied to the primary coil in accordance with the charging efficiency. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification