Methods for measuring and analyzing the infrasound noise field in the atmosphere have been expounded. A set of space correlation radii of noise corresponding to wind speed 4 m/ s has been obtained, which can be taken ...Methods for measuring and analyzing the infrasound noise field in the atmosphere have been expounded. A set of space correlation radii of noise corresponding to wind speed 4 m/ s has been obtained, which can be taken as the tentative basis for an acoustical array design. At the same time, the wind speed-sound pressure relation curves have been measured and calculated, and the anti-jamming ability of the array receiving infrasonic signals is obtained.展开更多
文摘Methods for measuring and analyzing the infrasound noise field in the atmosphere have been expounded. A set of space correlation radii of noise corresponding to wind speed 4 m/ s has been obtained, which can be taken as the tentative basis for an acoustical array design. At the same time, the wind speed-sound pressure relation curves have been measured and calculated, and the anti-jamming ability of the array receiving infrasonic signals is obtained.
