The effect of DC magnetic field on signal characteristics of magnetic Barkhausen noise
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作者:
Liu, Chengyong
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机构:
Sichuan Univ, Sch Mech Engn, Chengdu 610065, Peoples R ChinaSichuan Univ, Sch Mech Engn, Chengdu 610065, Peoples R China
Liu, Chengyong
[1
]
Li, Erlong
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机构:
Sichuan Univ, Sch Mech Engn, Chengdu 610065, Peoples R ChinaSichuan Univ, Sch Mech Engn, Chengdu 610065, Peoples R China
Li, Erlong
[1
]
Wang, Shiqiang
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机构:
CNPC Chuanqing Drilling & Explorat, Safety Environm Qual Surveillance & Inspect Res I, Guanghan, Peoples R ChinaSichuan Univ, Sch Mech Engn, Chengdu 610065, Peoples R China
Wang, Shiqiang
[2
]
Wu, Jianbo
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机构:
Sichuan Univ, Sch Mech Engn, Chengdu 610065, Peoples R ChinaSichuan Univ, Sch Mech Engn, Chengdu 610065, Peoples R China
Wu, Jianbo
[1
]
Fang, Hui
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Sichuan Univ, Sch Mech Engn, Chengdu 610065, Peoples R ChinaSichuan Univ, Sch Mech Engn, Chengdu 610065, Peoples R China
Fang, Hui
[1
]
He, Sha
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机构:
CNPC Chuanqing Drilling & Explorat, Safety Environm Qual Surveillance & Inspect Res I, Guanghan, Peoples R ChinaSichuan Univ, Sch Mech Engn, Chengdu 610065, Peoples R China
He, Sha
[2
]
机构:
[1] Sichuan Univ, Sch Mech Engn, Chengdu 610065, Peoples R China
[2] CNPC Chuanqing Drilling & Explorat, Safety Environm Qual Surveillance & Inspect Res I, Guanghan, Peoples R China
Magnetic Barkhausen noise;
DC magnetic field;
signal characteristics;
pipeline;
RESIDUAL-STRESS;
ASTM-36;
STEEL;
BIAS FIELD;
DEPENDENCE;
D O I:
10.3233/JAE-209402
中图分类号:
TM [电工技术];
TN [电子技术、通信技术];
学科分类号:
0808 ;
0809 ;
摘要:
Magnetic Barkhausen Noise (MBN) detection technology shows great potential in the pipeline detection of stress, microstructure, and fatigue damage. However, in actual application, some pipes such as those near power plant are exposed to external magnetic fields or contain remanence. The presence of these magnetic fields will affect MBN features and then influence the testing results. To investigate the effect of DC magnetic field on MBN signal characteristics, theoretical analysis and experimental verification were carried out in this paper. It is found that the intensity and direction of the DC magnetic field have great effects on MBN signal characteristics, including the changes in the energy of MBN signal, the peak position and the shape of MBN signal profile.
机构:
AMS Energy Solut Ltd, Great North Rd, Barnet EN5 1AY, Greater London, EnglandAMS Energy Solut Ltd, Great North Rd, Barnet EN5 1AY, Greater London, England
Mirzaee-Sisan, A.
;
Wu, G.
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机构:
TWI Ltd, Granta Pk, Cambridge CB21 6AL, EnglandAMS Energy Solut Ltd, Great North Rd, Barnet EN5 1AY, Greater London, England
机构:
AMS Energy Solut Ltd, Great North Rd, Barnet EN5 1AY, Greater London, EnglandAMS Energy Solut Ltd, Great North Rd, Barnet EN5 1AY, Greater London, England
Mirzaee-Sisan, A.
;
Wu, G.
论文数: 0引用数: 0
h-index: 0
机构:
TWI Ltd, Granta Pk, Cambridge CB21 6AL, EnglandAMS Energy Solut Ltd, Great North Rd, Barnet EN5 1AY, Greater London, England