THREE CONCEPTS OF PRESSURE DISTRIBUTION IN THE FIELD OF 
AN ACOUSTIC EMITTER IN SYSTEMS OF CONTROL OF GAS-LIQUID FLOWS

A. I. Brazhnikov

UDC 620.179.16

The structure of the field used in ultrasonic control 
of gas-liquid flows of a short-wave acoustic emitter (AE) of continuous 
harmonic oscillations and long pulses is considered. The formula for 
emission pressure in the paraxial domain of the field is verified.

State Scientific-Research and Design Institute of 
the Rare Metal Industry (GIREDMET), 5 Tolmachevskii Lane, Moscow, 
109017, Russia. Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 
77, No. 2, pp. 40-44, March-April, 2004. Original article 
submitted November 19, 2002; revision submitted September 16, 2003.