State-of-the-Art Developments of Acoustic Energy Transfer

Figure 2

Implemented wall-through AETs. (a) 1 kW energy through metal wall; (b) power delivery setup.

(a) 1 kW power transfer through metal wall [56]. Reproduced with author permission, ©NASA 2008. All rights reserved

(b) 88% efficiency is achieved, transmitting 1 kW of power [57]. Reproduced with permission, ©SPIE 2008. All rights reserved