7、There is a sign before coal and gas outburst-acoustic emission, but a lot of noise included in acoustic emission affects reliability of prediction severely.
11、Local wave applied to detect and characterize the offshore structure acoustic emission signals
15、The acoustic emission is a technique at the micro? Level. An attempt is made to study the spatial distribution of acoustic emission events during three? Point bending notched tests of concrete.
19、And the simulation result can offer the theoretical gist for acoustic emission detection on gas pipe leakage.
23、By combining the reflection seismic method with orthotropic piezoelectric composite material (OPCM) acoustic emission (AE) sensor character, a novel SHM technique in civil engineering is proposed.
27、Lots of acoustic emission during the entire loading are recorded. The recording is able to indicate the occurrence time, location and magnitude of every damage (micro-crack) in the specimen.
2、acoustic emission inspection
6、Based on the wavelet transformation and the theory of modal acoustic emission, the dispersion of guided wave propagated in thin plate was investigated by acoustic emission experiment.
12、The stress drop and acoustic emission change sharply before and after the burst in the borehole.
17、A conclusion that the acoustic emission rate depends mainly on the crack propagation rate is also verified by experiments.
22、This paper introduced the application of infrared ray, supersonic wave, high frequency, laser, radioisotope, microwave and acoustic emission technology to wood industry.
28、This article introduces how to determine the conditions under which a defective pressure vessel can continue to use and operate in a safety way, by means of acoustic emission technique.
4、Mortar mechanical properties under sulphate corrosion by acoustic emission test
10、Study on acoustic emission intelligent sensor network system used in remote monitoring
18、Experimental study of acoustic emission characteristics of granite thermal cracking under middle-high temperature and triaxial stress
25、At the process of ct crack and rapture evolution, the acoustic emission can not precisely reflect the meso-mechanism of rock deformation and rapture because of localization of damage.
3、two-channel acoustic emission analyzer
13、The acoustic emission monitoring of the roof and floor pillars surrounding the stopes was done with YSS acoustic emis-sion meter.
21、Field in-situ rock, river water samples, saturated - drying cycle experiment was carried out, under the conditions of uniaxial compression characteristics of acoustic emission (AE) test.
1、acoustic emission pulser
14、Electromagnetic emission (EME) phenomena during the deforming and fracturing of coal body containing gas is experimentally studied, and the relation between EME and acoustic emission (AE) considered.
26、The results show that ANN can be used to effectively predict the electromagnetic radiation and acoustic emission signals so as to provide reliable data for judging the state of coal and rock failure.
9、Study on fatigue damage process of rubberized cement concrete by acoustic emission technique
29、Auditory neuropathy identification using evoked otoacoustic emission signals
20、Three experimental techniques for detecting matrix cracking evolution in composite laminates are investigated: acoustic emission detection, ultrasonic wave C-scan, and replica tape record.
16、The development of digital and waveform acoustic emission (AE) technology made the recognition of AE source possible.
24、The result proved that the mathematic models has high precision and the fusion technology of information can be used in measurement of polluted insulator by acoustic emission technology successfully.
8、State identification of a punching die based on characteristic analysis of acoustic emission signal
5、multi-function acoustic emission message distributing characteristics detector
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