Machine learning for ultrasonic nondestructive examination of welding defects: A systematic review

H Sun, P Ramuhalli, RE Jacob - Ultrasonics, 2023 - Elsevier
Recent years have seen a substantial increase in the application of machine learning (ML)
for automated analysis of nondestructive examination (NDE) data. One of the applications of …

Efficient feature selection for neural network based detection of flaws in steel welded joints using ultrasound testing

FC Cruz, EF Simas Filho, MCS Albuquerque, IC Silva… - Ultrasonics, 2017 - Elsevier
This work studies methods for efficient extraction and selection of features in the context of a
decision support system based on neural networks. The data comes from ultrasonic testing …

Segmented analysis of time-of-flight diffraction ultrasound for flaw detection in welded steel plates using extreme learning machines

LC Silva, EF Simas Filho, MCS Albuquerque, IC Silva… - Ultrasonics, 2020 - Elsevier
This work investigates the application of extreme learning machine, a fast training neural
network model, for an ultrasound nondestructive evaluation decision support system. A …

Machine learning for anomaly assessment in sensor networks for NDT in aerospace

I Kraljevski, F Duckhorn, C Tschöpe… - IEEE Sensors …, 2021 - ieeexplore.ieee.org
We investigated and compared various algorithms in machine learning for anomaly
assessment with different feature analyses on ultrasonic signals recorded by sensor …

Identification of weld geometry from ultrasound scan data using deep learning

E Provencal, L Laperrière - Procedia CIRP, 2021 - Elsevier
The identification of welding defects in Non-Destructive Testing (NDT) data is a complex
task, achieved by experienced analysts. Recent deep learning implementations enable the …

Carburization level identification in industrial HP pipes using ultrasonic evaluation and machine learning

LFM Rodrigues, FC Cruz, MA Oliveira, EF Simas Filho… - Ultrasonics, 2019 - Elsevier
Ultrasound nondestructive testing is commonly applied in industry to guarantee structural
integrity. HP steel pyrolysis furnaces are used in petrochemical industry for lightweight …

Flexible decision support system for ultrasound evaluation of fiber–metal laminates implemented in a DSP

EF Simas Filho, MM Silva Jr, PCMA Farias… - Ndt & E …, 2016 - Elsevier
Ultrasound testing has been widely applied for material characterization. The method
accuracy usually relies on operator experience, considering this, an automatic decision …

The measurement of weld morphology and inclusions using ultrasonics

L Zhang, A Mostavi, D Ozevin, JE Indacochea - Measurement, 2019 - Elsevier
The morphology of welding pool (fusion zone and heat affected zone) includes a variety of
microstructural constitutions (the formation of new boundaries, pores, and textures) that can …

Fault severity estimation in a vehicle cooling system

M Nemati, S Seyedtabaii - Asian Journal of Control, 2020 - Wiley Online Library
On‐time water pump malfunction, thermostat sticking, fan defect, and radiator clogging
severity estimation in a vehicle cooling system prevents system breakdown and saves repair …

[PDF][PDF] 基于时频特征的汽车点焊质量自动化超声评价

聂昕, 郭志福, 何智成 - 中国机械工程, 2016 - qikan.cmes.org
通过定义超声回波相关时频特征量, 提出基于超声回波时频特征量的焊点质量自动评价方法.
通过数据统计分析, 建立了便于在线自动检测的量化焊点质量评价标准, 实现了汽车点焊质量的 …