ACOUSTIC GAS ANALYZER Russian patent published in 1999 - IPC

FIELD: coal, gas and oil industries. SUBSTANCE: acoustic gas analyzer is related to devices determining concentration of components of industrial gases. It presents working chamber manufactured in the form of resonator which is hollow cylinder with height equal to odd number of sound half-waves and holes located in middle of height. Source and sound detector are mounted in end faces of resonator. Proposed acoustic analyzer also incorporates electron circuit for generation, reception of sound and measurement of frequency. EFFECT: provision for uninterrupted operation and high precision of measurement of concentration of industrial gases. 1 dwg