Review of condition monitoring and defect inspection methods for composited cable terminals

S Li, B Cao, J Li, Y Cui, Y Kang, G Wu - High Voltage, 2023‏ - Wiley Online Library
Composited cable terminals are critical for reliable power delivery of traditional and traction
power supply systems. During its operation, the cable terminal continually undergoes …

A review on characteristics and assessment techniques of high voltage silicone rubber insulator

K Sit, AK Pradhan, B Chatterjee… - IEEE Transactions on …, 2022‏ - ieeexplore.ieee.org
The usage of polymeric insulators in transmission and distribution overhead lines for the last
few decades has increased extensively. Silicone rubber (SiR) material is used enormously …

TAS2-Net: Triple-Attention Semantic Segmentation Network for Small Surface Defect Detection

T Liu, Z He - IEEE Transactions on Instrumentation and …, 2022‏ - ieeexplore.ieee.org
Surface defect detection plays a vital role in manufacturing. However, it remains challenging:
1) small samples due to fewer defective products relative to numerous normal products and …

Nonintrusive inspection of moisture damp in composited insulation structure based on terahertz technology

S Li, B Cao, Y Kang, Y Cui… - IEEE Transactions on …, 2021‏ - ieeexplore.ieee.org
Moisture damp has been identified as one of the most harmful agents of multilayer
composited insulation, which can seriously accelerate its degradation, cause unexpected …

Terahertz-based insulation delamination defect inspection of vehicle cable terminals

S Li, B Cao, Y Cui, Y Kang, S Gao… - IEEE Transactions on …, 2022‏ - ieeexplore.ieee.org
Cable terminals of the high-speed electric multiple units (EMUs) are prone to undertake
insulation delamination defects due to their special operating conditions. Such a defect is …

A dynamic weights-based wavelet attention neural network for defect detection

J Liu, H Zhao, Z Chen, Q Wang… - IEEE Transactions on …, 2023‏ - ieeexplore.ieee.org
Automatic defect detection plays an important role in industrial production. Deep learning-
based defect detection methods have achieved promising results. However, there are still …

[HTML][HTML] Non-destructive detection of thin micro-defects in glass reinforced polymer composites using a terahertz electro–magnetic wave based on a convolution …

HS Kim, DW Park, SI Kim, GH Oh, HS Kim - Composites Part B: Engineering, 2023‏ - Elsevier
This study presents a non-destructive evaluation (NDE) method that utilizes a convolutional
neural network (CNN) based terahertz (THz) signal processing to quantitively distinguish …

[HTML][HTML] Full scale promoted convolution neural network for intelligent terahertz 3D characterization of GFRP delamination

Y Xu, H Zhou, Y Cui, X Wang, DS Citrin, L Zhang… - Composites Part B …, 2022‏ - Elsevier
Damage detection of composite materials is crucial to monitor the component condition over
the life cycle for the maintenance management and possible replacement. Delamination …

Double Gaussian mixture model-based terahertz wave dispersion compensation method using convex optimization technique

Y Xu, X Fang, S Fan, L Zhang, R Yan, X Chen - Mechanical Systems and …, 2022‏ - Elsevier
Terahertz (THz) time-domain pulse detection technique has recently attracted great attention
in the nondestructive testing (NDT) field due to its superior detection accuracy and sensitivity …

High-resolution terahertz imaging of de-bonding defects in thermal barrier coatings using an optimal wavelet transform

F Sun, M Fan, B Cao, B Ye, L Liu - IEEE Transactions on …, 2023‏ - ieeexplore.ieee.org
The debonding defects in the thermal barrier coatings (TBCs) are tiny and thin, yielding
severely overlapped terahertz (THz) echoes. Hence, we introduce a powerful signal …