Results 91 to 100 of about 2,523,401 (193)

Magnetic Barkhausen Noise: Aspects of Generation and Modeling

The International Journal of Engineering & Information Technology (IJEIT)
The Magnetic Barkhausen noise (MBN) techniquemeasures discrete changes in magnetization, known as“Barkhausen jumps”, whi ch can be seen as steps i n the hysteresis curve. When a ferro-magnetic material issubjected to an external varying magnetic field, themagnetization of the material wil l change in a non-linearway.
openaire   +1 more source

Corrosion, Microstructural Evolution and Non-Destructive Monitoring of High-Strength Low-Alloy Steels Under Multiparametric Marine Exposure

Metals
High-strength low-alloy (HSLA) steels in marine environments suffer from microbiologically influenced corrosion (MIC) and hydrogen-assisted degradation.
Polyxeni Vourna, Pinelopi P. Falara, Aphrodite Ktena, Evangelos V. Hristoforou, Nikolaos D. Papadopoulos   +4 more
doaj   +1 more source

Short-Time Fatigue Life Estimation for Heat Treated Low Carbon Steels by Applying Electrical Resistance and Magnetic Barkhausen Noise. [PDF]

Materials (Basel), 2022
Wu H, Ziman JA, Raghuraman SR, Nebel JE, Weber F, Starke P.   +5 more
europepmc   +1 more source

Micromagnetic measurement for characterization of ferromagnetic materials’ microstructural properties

AIP Advances, 2018
Magnetic Barkhausen noise (MBN) is measured in low carbon steels and the relationship between carbon content and parameter extracted from MBN signal has been investigated.
Shuo Zhang, Xiaodong Shi, Lalita Udpa, Yiming Deng   +3 more
doaj   +1 more source

Modelo matemático para la caracterización del envejecimiento del acero 12Cr1MoV superenvejecido a partir del efecto Barkhausen // Mathematical model to characterize the ageing on over aged 12Cr1MoV steel starting from Barkhausen effect

Ingeniería Mecánica, 2012
En el presente trabajo se desarrolla, a partir del efecto Barkhausen, un modelo matemático que permitecaracterizar el grado de envejecimiento del acero 12Cr1MoV empleado en las Líneas Principales deVapor (LPV) de las Centrales Termoeléctricas de Cuba. El
Frank de los Reyes‐Rodríguez, Julio Capó‐Sánchez, Eduardo Franco‐Fidalgo   +2 more
doaj  

Identification of Grain Oriented SiFe Steels Based on Imaging the Instantaneous Dynamics of Magnetic Barkhausen Noise Using Short-Time Fourier Transform and Deep Convolutional Neural Network. [PDF]

Materials (Basel), 2021
Maciusowicz M, Psuj G, Kochmański P.
europepmc   +1 more source

Effect of Noise on Accuracy of Grain Size Evaluation by Magnetic Barkhausen Noise Analysis

International Journal of Automation Technology
Magnetic Barkhausen noise (MBN) is a magnetic signal caused by domain wall motion and is used for non-destructive testing and evaluation of ferromagnetic materials because of its sensitivity to both mechanical and magnetic properties. Recently, machine learning models have been employed to evaluate materials based on MBN; however, the application of ...
Kanna Omae, Takahiro Yamazaki, Kohya Sano, Chiemi Oka, Junpei Sakurai, Seiichi Hata   +5 more
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Time-Response-Histogram-Based Feature of Magnetic Barkhausen Noise for Material Characterization Considering Influences of Grain and Grain Boundary under In Situ Tensile Test. [PDF]

Sensors (Basel), 2021
Liu J, Tian G, Gao B, Zeng K, Xu Y, Liu Q.   +5 more
europepmc   +1 more source

Magnetic Barkhausen Noise in Steels: Fundamentals, Crystallographic Texture, Stress–Microstructure Coupling, and Industrial Applications

Crystals
Magnetic Barkhausen noise (MBN) analysis has recently emerged as a powerful nondestructive tool for probing crystallographic orientation, phase transformation, and microstructural stress distribution in ferromagnetic materials.
Polyxeni Vourna, Pinelopi P. Falara, Aphrodite Ktena, Evangelos V. Hristoforou, Nikolaos D. Papadopoulos   +4 more
doaj   +1 more source

Caracterización del envejecimiento de tuberías de vapor de centrales térmicas empleando el efecto Barkhausen//Characterization of steam pipes ageing degree from power plants using magnetic Barkhausen noise

Ingeniería Mecánica, 2012
En este trabajo se caracteriza el grado de envejecimiento del acero 12Cr1MoV con el ruido magnético de Barkhausen por dos métodos. Para ello se realiza un estudio de la evolución microestructural en condiciones de operación (15MPa, 550ºC) desde 100000 h ...
Frank de los Reyes-Rodríguez, Julio Capó-Sanchez, Eduardo Franco-Fidalgo, Gonzalo de Diego-Velasco   +3 more
doaj