Abstract: This paper focuses on the application of high-energy acoustic technology.The characteristics of high-energy sound produced by EHE(electro-hydraulic effect)are explained,such as the principle of EHE,the physical and spread character of intense sound.The actuality of the high-energy acoustic technology is also introduced,and the key factor and choke point for this technology are summarized.Finally,the prospect of high-energy underwater acoustic technology is described.