Questions tagged [inductive-charging]

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How to prevent leakage radiation from a grid of inductors laying on a plane?

I am thinking of designing a large wireless charging pad/table.The idea is to have many inductors in a grid setup, where when a phone is placed on the pad/table it starts charging from the inductors ...
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Transformers with no load [closed]

Could someone please explain why, when there is no secondary load, the applied voltage of the primary roughly equals the back EMF of the primary? Since the primary coil is an inductor I wondered ...
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Efficiency of wireless charging for moving cars

The UK is about to start trials of wireless charging for moving cars. What kind of power transfer efficiency is likely to be achievable in such a system, compared to just plugging in the car directly?...