YIN, Xiaokang ;GU, Zhuoyong ;WANG, Wei ;ZHANG, Xiaorui ;YUAN, Xin'an ;LI, Wei ;CHEN, Guoming .
Detection of Outer Wall Defects on Steel Pipe Using an Encircling Rotating Electromagnetic Field Eddy Current (RoFEC) Technique.
Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 68, n.1, p. 27-38, january 2022.
ISSN 0039-2480.
Available at: <https://www.sv-jme.eu/article/detection-of-outer-wall-defects-on-steel-pipe-using-an-encircling-rotating-electromagnetic-field-eddy-current-rofec-technique/>. Date accessed: 23 jan. 2026.
doi:http://dx.doi.org/10.5545/sv-jme.2021.7288.
Yin, X., Gu, Z., Wang, W., Zhang, X., Yuan, X., Li, W., & Chen, G.
(2022).
Detection of Outer Wall Defects on Steel Pipe Using an Encircling Rotating Electromagnetic Field Eddy Current (RoFEC) Technique.
Strojniški vestnik - Journal of Mechanical Engineering, 68(1), 27-38.
doi:http://dx.doi.org/10.5545/sv-jme.2021.7288
@article{sv-jmesv-jme.2021.7288,
author = {Xiaokang Yin and Zhuoyong Gu and Wei Wang and Xiaorui Zhang and Xin'an Yuan and Wei Li and Guoming Chen},
title = {Detection of Outer Wall Defects on Steel Pipe Using an Encircling Rotating Electromagnetic Field Eddy Current (RoFEC) Technique},
journal = {Strojniški vestnik - Journal of Mechanical Engineering},
volume = {68},
number = {1},
year = {2022},
keywords = {non-destructive testing; rotating electromagnetic field; finite element; influencing factors; },
abstract = {In recent years, the rotating electromagnetic field eddy current (RoFEC) testing technique has attracted widespread attention due to its various advantages for inspecting tubular structures. However, most of the related work was focused on detecting inner wall defects on metal pipes using feed-through probes, which are often not applicable for outer wall defect detection. This work pushes forward the encircling RoFEC technique and demonstrates its feasibility for detecting outer wall defects. First, the basic principle of the encircling RoFEC technique is introduced. A three-dimensional finite element (FE) model was built in COMSOL to analyse the distribution of the rotating electromagnetic field and study the interaction between the defects and eddy currents. The axial component of the resultant magnetic field due to defects was selected as a characteristic signal and obtained from the FE models to study the factors, including pipe tilt, defect circumferential location, defect orientation and defect size, that influence the detection performance. An encircling RoFEC system using a probe with six excitation windings and a single bobbin pickup coil was constructed and used to inspect a steel pipe with one axial and one circumferential defect. The obtained voltage signal due to defects can form a Lissajous pattern in the impedance plane and be used for defect evaluation. The results showed that the encircling RoFEC technique can detect outer wall defects of both orientations and determine the circumferential location of the defect.},
issn = {0039-2480}, pages = {27-38}, doi = {10.5545/sv-jme.2021.7288},
url = {https://www.sv-jme.eu/article/detection-of-outer-wall-defects-on-steel-pipe-using-an-encircling-rotating-electromagnetic-field-eddy-current-rofec-technique/}
}
Yin, X.,Gu, Z.,Wang, W.,Zhang, X.,Yuan, X.,Li, W.,Chen, G.
2022 January 68. Detection of Outer Wall Defects on Steel Pipe Using an Encircling Rotating Electromagnetic Field Eddy Current (RoFEC) Technique. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 68:1
%A Yin, Xiaokang
%A Gu, Zhuoyong
%A Wang, Wei
%A Zhang, Xiaorui
%A Yuan, Xin'an
%A Li, Wei
%A Chen, Guoming
%D 2022
%T Detection of Outer Wall Defects on Steel Pipe Using an Encircling Rotating Electromagnetic Field Eddy Current (RoFEC) Technique
%B 2022
%9 non-destructive testing; rotating electromagnetic field; finite element; influencing factors;
%! Detection of Outer Wall Defects on Steel Pipe Using an Encircling Rotating Electromagnetic Field Eddy Current (RoFEC) Technique
%K non-destructive testing; rotating electromagnetic field; finite element; influencing factors;
%X In recent years, the rotating electromagnetic field eddy current (RoFEC) testing technique has attracted widespread attention due to its various advantages for inspecting tubular structures. However, most of the related work was focused on detecting inner wall defects on metal pipes using feed-through probes, which are often not applicable for outer wall defect detection. This work pushes forward the encircling RoFEC technique and demonstrates its feasibility for detecting outer wall defects. First, the basic principle of the encircling RoFEC technique is introduced. A three-dimensional finite element (FE) model was built in COMSOL to analyse the distribution of the rotating electromagnetic field and study the interaction between the defects and eddy currents. The axial component of the resultant magnetic field due to defects was selected as a characteristic signal and obtained from the FE models to study the factors, including pipe tilt, defect circumferential location, defect orientation and defect size, that influence the detection performance. An encircling RoFEC system using a probe with six excitation windings and a single bobbin pickup coil was constructed and used to inspect a steel pipe with one axial and one circumferential defect. The obtained voltage signal due to defects can form a Lissajous pattern in the impedance plane and be used for defect evaluation. The results showed that the encircling RoFEC technique can detect outer wall defects of both orientations and determine the circumferential location of the defect.
%U https://www.sv-jme.eu/article/detection-of-outer-wall-defects-on-steel-pipe-using-an-encircling-rotating-electromagnetic-field-eddy-current-rofec-technique/
%0 Journal Article
%R 10.5545/sv-jme.2021.7288
%& 27
%P 12
%J Strojniški vestnik - Journal of Mechanical Engineering
%V 68
%N 1
%@ 0039-2480
%8 2022-01-18
%7 2022-01-18
Yin, Xiaokang, Zhuoyong Gu, Wei Wang, Xiaorui Zhang, Xin'an Yuan, Wei Li, & Guoming Chen.
"Detection of Outer Wall Defects on Steel Pipe Using an Encircling Rotating Electromagnetic Field Eddy Current (RoFEC) Technique." Strojniški vestnik - Journal of Mechanical Engineering [Online], 68.1 (2022): 27-38. Web. 23 Jan. 2026
TY - JOUR
AU - Yin, Xiaokang
AU - Gu, Zhuoyong
AU - Wang, Wei
AU - Zhang, Xiaorui
AU - Yuan, Xin'an
AU - Li, Wei
AU - Chen, Guoming
PY - 2022
TI - Detection of Outer Wall Defects on Steel Pipe Using an Encircling Rotating Electromagnetic Field Eddy Current (RoFEC) Technique
JF - Strojniški vestnik - Journal of Mechanical Engineering
DO - 10.5545/sv-jme.2021.7288
KW - non-destructive testing; rotating electromagnetic field; finite element; influencing factors;
N2 - In recent years, the rotating electromagnetic field eddy current (RoFEC) testing technique has attracted widespread attention due to its various advantages for inspecting tubular structures. However, most of the related work was focused on detecting inner wall defects on metal pipes using feed-through probes, which are often not applicable for outer wall defect detection. This work pushes forward the encircling RoFEC technique and demonstrates its feasibility for detecting outer wall defects. First, the basic principle of the encircling RoFEC technique is introduced. A three-dimensional finite element (FE) model was built in COMSOL to analyse the distribution of the rotating electromagnetic field and study the interaction between the defects and eddy currents. The axial component of the resultant magnetic field due to defects was selected as a characteristic signal and obtained from the FE models to study the factors, including pipe tilt, defect circumferential location, defect orientation and defect size, that influence the detection performance. An encircling RoFEC system using a probe with six excitation windings and a single bobbin pickup coil was constructed and used to inspect a steel pipe with one axial and one circumferential defect. The obtained voltage signal due to defects can form a Lissajous pattern in the impedance plane and be used for defect evaluation. The results showed that the encircling RoFEC technique can detect outer wall defects of both orientations and determine the circumferential location of the defect.
UR - https://www.sv-jme.eu/article/detection-of-outer-wall-defects-on-steel-pipe-using-an-encircling-rotating-electromagnetic-field-eddy-current-rofec-technique/
@article{{sv-jme}{sv-jme.2021.7288},
author = {Yin, X., Gu, Z., Wang, W., Zhang, X., Yuan, X., Li, W., Chen, G.},
title = {Detection of Outer Wall Defects on Steel Pipe Using an Encircling Rotating Electromagnetic Field Eddy Current (RoFEC) Technique},
journal = {Strojniški vestnik - Journal of Mechanical Engineering},
volume = {68},
number = {1},
year = {2022},
doi = {10.5545/sv-jme.2021.7288},
url = {https://www.sv-jme.eu/article/detection-of-outer-wall-defects-on-steel-pipe-using-an-encircling-rotating-electromagnetic-field-eddy-current-rofec-technique/}
}
TY - JOUR
AU - Yin, Xiaokang
AU - Gu, Zhuoyong
AU - Wang, Wei
AU - Zhang, Xiaorui
AU - Yuan, Xin'an
AU - Li, Wei
AU - Chen, Guoming
PY - 2022/01/18
TI - Detection of Outer Wall Defects on Steel Pipe Using an Encircling Rotating Electromagnetic Field Eddy Current (RoFEC) Technique
JF - Strojniški vestnik - Journal of Mechanical Engineering; Vol 68, No 1 (2022): Strojniški vestnik - Journal of Mechanical Engineering
DO - 10.5545/sv-jme.2021.7288
KW - non-destructive testing, rotating electromagnetic field, finite element, influencing factors,
N2 - In recent years, the rotating electromagnetic field eddy current (RoFEC) testing technique has attracted widespread attention due to its various advantages for inspecting tubular structures. However, most of the related work was focused on detecting inner wall defects on metal pipes using feed-through probes, which are often not applicable for outer wall defect detection. This work pushes forward the encircling RoFEC technique and demonstrates its feasibility for detecting outer wall defects. First, the basic principle of the encircling RoFEC technique is introduced. A three-dimensional finite element (FE) model was built in COMSOL to analyse the distribution of the rotating electromagnetic field and study the interaction between the defects and eddy currents. The axial component of the resultant magnetic field due to defects was selected as a characteristic signal and obtained from the FE models to study the factors, including pipe tilt, defect circumferential location, defect orientation and defect size, that influence the detection performance. An encircling RoFEC system using a probe with six excitation windings and a single bobbin pickup coil was constructed and used to inspect a steel pipe with one axial and one circumferential defect. The obtained voltage signal due to defects can form a Lissajous pattern in the impedance plane and be used for defect evaluation. The results showed that the encircling RoFEC technique can detect outer wall defects of both orientations and determine the circumferential location of the defect.
UR - https://www.sv-jme.eu/article/detection-of-outer-wall-defects-on-steel-pipe-using-an-encircling-rotating-electromagnetic-field-eddy-current-rofec-technique/
Yin, Xiaokang, Gu, Zhuoyong, Wang, Wei, Zhang, Xiaorui, Yuan, Xin'an, Li, Wei, AND Chen, Guoming.
"Detection of Outer Wall Defects on Steel Pipe Using an Encircling Rotating Electromagnetic Field Eddy Current (RoFEC) Technique" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 68 Number 1 (18 January 2022)
