ESTIMATION OF THE SENSITIVITY OF A DETECTOR DEVICE COMPRISING A TRANSDUCER ARRAY

• Main Authors: PERRODIN FLORIAN, MENZER FRITZ, BUSSET JOEL
• Format: Patent
• Language: Chinese; English
• Published: 06.11.2020
• Subjects: MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC ORINFRASONIC WAVES; MEASURING; PHYSICS; TESTING; TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR

A method for estimating the sensitivity in an environment of a sound emission detector device capable of detecting a physical phenomenon producing a spatially limited sound emission, said detector device comprising a transducer array, said method comprising: a) receiving (201) at least one signal from at least one respective transducer of the transducer array, said array being place within said environment, b) estimating (202, 203, 204, 205, 206, 207, 208, 211, 209, 210) from the at least one signal received at step a) a detection threshold value of a spatially limited source sound emission parameter, c) estimating (212) from the detection threshold value estimated at step b) a quantity representative of a magnitude of the physical phenomenon, d) displaying (213) the quantity estimated atstep c) so as to inform the user of the sensitivity of the detector. 一种用于估计能够检测产生空间受限声音发射的物理现象的声音发射检测器设备在环境中的灵敏度的方法，所述检测器设备包括换能器阵列，所述方法包括：a)从换能器阵列的至少一个相应换能器接收(201)至少一个信号，所述阵列被放置在所述环境内，b)根据在步骤a)接收的至少一个信号估计(202，203，204，205，206，