A maximum acoustic power 43.1 W output to RC load of 110 cm~3 capacitance was measured with helium filling of 2.1 MPa and heating power of 2 000 W.

• 以氦气为工质；在充气压力2.；1 MPa、加热功率2 000 W的条件下；采用110 cm3的气库；在1台驻波型热声发动机上获得了最大43