Studying the Effect of Thermal Fatigue on Multiple Cracks Propagating in an SS316L Thin Flange on a Shaft Specimen Using a Multi-Physics Numerical Simulation Model

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MUKHTAR, Fariha ;QAYYUM, Faisal ;ELAHI, Hassan ;SHAH, Masood .
Studying the Effect of Thermal Fatigue on Multiple Cracks Propagating in an SS316L Thin Flange on a Shaft Specimen Using a Multi-Physics Numerical Simulation Model. 
Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 65, n.10, p. 565-573, october 2019. 
ISSN 0039-2480.
Available at: <https://www.sv-jme.eu/sl/article/thermal-fatigue-behavior-of-ss316l-disc-experimentation-and-numerical-simulation/>. Date accessed: 10 dec. 2019. 
doi:http://dx.doi.org/10.5545/sv-jme.2019.6073.
Mukhtar, F., Qayyum, F., Elahi, H., & Shah, M.
(2019).
Studying the Effect of Thermal Fatigue on Multiple Cracks Propagating in an SS316L Thin Flange on a Shaft Specimen Using a Multi-Physics Numerical Simulation Model.
Strojniški vestnik - Journal of Mechanical Engineering, 65(10), 565-573.
doi:http://dx.doi.org/10.5545/sv-jme.2019.6073
@article{sv-jmesv-jme.2019.6073,
	author = {Fariha  Mukhtar and Faisal  Qayyum and Hassan  Elahi and Masood  Shah},
	title = {Studying the Effect of Thermal Fatigue on Multiple Cracks Propagating in an SS316L Thin Flange on a Shaft Specimen Using a Multi-Physics Numerical Simulation Model},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {65},
	number = {10},
	year = {2019},
	keywords = {thermal fatigue; numerical simulation; SS316L; hoop stress; crack propagation; J- integral},
	abstract = {After more than a decade of research on thermal fatigue cracking in nuclear reactor components, the science remains incomplete. It is essential to understand the crack propagation behaviour and the influence of multiple cracks on the fatigue life of a component due to thermal fatigue load. Accurate numerical simulation modelling can help in better understanding the influence of different factors on failure propagation. In this research, a finite element-based numerical simulation model has been developed using ABAQUS commercial software to obtain insight into crack propagation and crack arrest in an SS316L thin flange on shaft specimen; the assembly is cooled internally, and cyclic thermal loading is applied on the flange rim. The experiment was carried out on a specially designed rig using an induction coil for heating the outer rim. Thermocouples were attached radially on the rim to collect detailed temperature profiles. Real-time temperature-dependent elastic-plastic material data was used for modelling. The boundary conditions and thermal profile used for the numerical model were matched with experimental data. The stresses responsible for crack initiation, the effect of crack number and crack lengths on stresses, energy absorbed at the crack tip after every thermal cycle and the threshold values of cracks are evaluated in the current work. The obtained simulation results were validated by comparing experimental observations. The developed simulation model helps in better understanding the evolution of stresses and strains in uncracked and cracked SS316L discs mounted on a flange due to thermal cycling. It also helped in better understanding the crack propagation behaviour and the evolution of energy release at crack tips. Such a model can help future researchers in designing components undergoing thermal fatigue loading, for example, in nuclear power plants.},
	issn = {0039-2480},	pages = {565-573},	doi = {10.5545/sv-jme.2019.6073},
	url = {https://www.sv-jme.eu/sl/article/thermal-fatigue-behavior-of-ss316l-disc-experimentation-and-numerical-simulation/}
}
Mukhtar, F.,Qayyum, F.,Elahi, H.,Shah, M.
2019 October 65. Studying the Effect of Thermal Fatigue on Multiple Cracks Propagating in an SS316L Thin Flange on a Shaft Specimen Using a Multi-Physics Numerical Simulation Model. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 65:10
%A Mukhtar, Fariha 
%A Qayyum, Faisal 
%A Elahi, Hassan 
%A Shah, Masood 
%D 2019
%T Studying the Effect of Thermal Fatigue on Multiple Cracks Propagating in an SS316L Thin Flange on a Shaft Specimen Using a Multi-Physics Numerical Simulation Model
%B 2019
%9 thermal fatigue; numerical simulation; SS316L; hoop stress; crack propagation; J- integral
%! Studying the Effect of Thermal Fatigue on Multiple Cracks Propagating in an SS316L Thin Flange on a Shaft Specimen Using a Multi-Physics Numerical Simulation Model
%K thermal fatigue; numerical simulation; SS316L; hoop stress; crack propagation; J- integral
%X After more than a decade of research on thermal fatigue cracking in nuclear reactor components, the science remains incomplete. It is essential to understand the crack propagation behaviour and the influence of multiple cracks on the fatigue life of a component due to thermal fatigue load. Accurate numerical simulation modelling can help in better understanding the influence of different factors on failure propagation. In this research, a finite element-based numerical simulation model has been developed using ABAQUS commercial software to obtain insight into crack propagation and crack arrest in an SS316L thin flange on shaft specimen; the assembly is cooled internally, and cyclic thermal loading is applied on the flange rim. The experiment was carried out on a specially designed rig using an induction coil for heating the outer rim. Thermocouples were attached radially on the rim to collect detailed temperature profiles. Real-time temperature-dependent elastic-plastic material data was used for modelling. The boundary conditions and thermal profile used for the numerical model were matched with experimental data. The stresses responsible for crack initiation, the effect of crack number and crack lengths on stresses, energy absorbed at the crack tip after every thermal cycle and the threshold values of cracks are evaluated in the current work. The obtained simulation results were validated by comparing experimental observations. The developed simulation model helps in better understanding the evolution of stresses and strains in uncracked and cracked SS316L discs mounted on a flange due to thermal cycling. It also helped in better understanding the crack propagation behaviour and the evolution of energy release at crack tips. Such a model can help future researchers in designing components undergoing thermal fatigue loading, for example, in nuclear power plants.
%U https://www.sv-jme.eu/sl/article/thermal-fatigue-behavior-of-ss316l-disc-experimentation-and-numerical-simulation/
%0 Journal Article
%R 10.5545/sv-jme.2019.6073
%& 565
%P 9
%J Strojniški vestnik - Journal of Mechanical Engineering
%V 65
%N 10
%@ 0039-2480
%8 2019-10-17
%7 2019-10-17
Mukhtar, Fariha, Faisal  Qayyum, Hassan  Elahi, & Masood  Shah.
"Studying the Effect of Thermal Fatigue on Multiple Cracks Propagating in an SS316L Thin Flange on a Shaft Specimen Using a Multi-Physics Numerical Simulation Model." Strojniški vestnik - Journal of Mechanical Engineering [Online], 65.10 (2019): 565-573. Web.  10 Dec. 2019
TY  - JOUR
AU  - Mukhtar, Fariha 
AU  - Qayyum, Faisal 
AU  - Elahi, Hassan 
AU  - Shah, Masood 
PY  - 2019
TI  - Studying the Effect of Thermal Fatigue on Multiple Cracks Propagating in an SS316L Thin Flange on a Shaft Specimen Using a Multi-Physics Numerical Simulation Model
JF  - Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2019.6073
KW  - thermal fatigue; numerical simulation; SS316L; hoop stress; crack propagation; J- integral
N2  - After more than a decade of research on thermal fatigue cracking in nuclear reactor components, the science remains incomplete. It is essential to understand the crack propagation behaviour and the influence of multiple cracks on the fatigue life of a component due to thermal fatigue load. Accurate numerical simulation modelling can help in better understanding the influence of different factors on failure propagation. In this research, a finite element-based numerical simulation model has been developed using ABAQUS commercial software to obtain insight into crack propagation and crack arrest in an SS316L thin flange on shaft specimen; the assembly is cooled internally, and cyclic thermal loading is applied on the flange rim. The experiment was carried out on a specially designed rig using an induction coil for heating the outer rim. Thermocouples were attached radially on the rim to collect detailed temperature profiles. Real-time temperature-dependent elastic-plastic material data was used for modelling. The boundary conditions and thermal profile used for the numerical model were matched with experimental data. The stresses responsible for crack initiation, the effect of crack number and crack lengths on stresses, energy absorbed at the crack tip after every thermal cycle and the threshold values of cracks are evaluated in the current work. The obtained simulation results were validated by comparing experimental observations. The developed simulation model helps in better understanding the evolution of stresses and strains in uncracked and cracked SS316L discs mounted on a flange due to thermal cycling. It also helped in better understanding the crack propagation behaviour and the evolution of energy release at crack tips. Such a model can help future researchers in designing components undergoing thermal fatigue loading, for example, in nuclear power plants.
UR  - https://www.sv-jme.eu/sl/article/thermal-fatigue-behavior-of-ss316l-disc-experimentation-and-numerical-simulation/
@article{{sv-jme}{sv-jme.2019.6073},
	author = {Mukhtar, F., Qayyum, F., Elahi, H., Shah, M.},
	title = {Studying the Effect of Thermal Fatigue on Multiple Cracks Propagating in an SS316L Thin Flange on a Shaft Specimen Using a Multi-Physics Numerical Simulation Model},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {65},
	number = {10},
	year = {2019},
	doi = {10.5545/sv-jme.2019.6073},
	url = {https://www.sv-jme.eu/sl/article/thermal-fatigue-behavior-of-ss316l-disc-experimentation-and-numerical-simulation/}
}
TY  - JOUR
AU  - Mukhtar, Fariha 
AU  - Qayyum, Faisal 
AU  - Elahi, Hassan 
AU  - Shah, Masood 
PY  - 2019/10/17
TI  - Studying the Effect of Thermal Fatigue on Multiple Cracks Propagating in an SS316L Thin Flange on a Shaft Specimen Using a Multi-Physics Numerical Simulation Model
JF  - Strojniški vestnik - Journal of Mechanical Engineering; Vol 65, No 10 (2019): Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2019.6073
KW  - thermal fatigue, numerical simulation, SS316L, hoop stress, crack propagation, J- integral
N2  - After more than a decade of research on thermal fatigue cracking in nuclear reactor components, the science remains incomplete. It is essential to understand the crack propagation behaviour and the influence of multiple cracks on the fatigue life of a component due to thermal fatigue load. Accurate numerical simulation modelling can help in better understanding the influence of different factors on failure propagation. In this research, a finite element-based numerical simulation model has been developed using ABAQUS commercial software to obtain insight into crack propagation and crack arrest in an SS316L thin flange on shaft specimen; the assembly is cooled internally, and cyclic thermal loading is applied on the flange rim. The experiment was carried out on a specially designed rig using an induction coil for heating the outer rim. Thermocouples were attached radially on the rim to collect detailed temperature profiles. Real-time temperature-dependent elastic-plastic material data was used for modelling. The boundary conditions and thermal profile used for the numerical model were matched with experimental data. The stresses responsible for crack initiation, the effect of crack number and crack lengths on stresses, energy absorbed at the crack tip after every thermal cycle and the threshold values of cracks are evaluated in the current work. The obtained simulation results were validated by comparing experimental observations. The developed simulation model helps in better understanding the evolution of stresses and strains in uncracked and cracked SS316L discs mounted on a flange due to thermal cycling. It also helped in better understanding the crack propagation behaviour and the evolution of energy release at crack tips. Such a model can help future researchers in designing components undergoing thermal fatigue loading, for example, in nuclear power plants.
UR  - https://www.sv-jme.eu/sl/article/thermal-fatigue-behavior-of-ss316l-disc-experimentation-and-numerical-simulation/
Mukhtar, Fariha, Qayyum, Faisal, Elahi, Hassan, AND Shah, Masood.
"Studying the Effect of Thermal Fatigue on Multiple Cracks Propagating in an SS316L Thin Flange on a Shaft Specimen Using a Multi-Physics Numerical Simulation Model" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 65 Number 10 (17 October 2019)

Avtorji

Inštitucije

  • University of Engineering and Technology, Department of Mechanical Engineering, Pakistan 1
  • TU Bergakademie Freiberg, Institut für Metallformung, Germany 2
  • Sapienza University of Rome, Department of Mechanical and Aerospace Engineering, Italy 3

Informacije o papirju

Strojniški vestnik - Journal of Mechanical Engineering 65(2019)10, 565-573

https://doi.org/10.5545/sv-jme.2019.6073

After more than a decade of research on thermal fatigue cracking in nuclear reactor components, the science remains incomplete. It is essential to understand the crack propagation behaviour and the influence of multiple cracks on the fatigue life of a component due to thermal fatigue load. Accurate numerical simulation modelling can help in better understanding the influence of different factors on failure propagation. In this research, a finite element-based numerical simulation model has been developed using ABAQUS commercial software to obtain insight into crack propagation and crack arrest in an SS316L thin flange on shaft specimen; the assembly is cooled internally, and cyclic thermal loading is applied on the flange rim. The experiment was carried out on a specially designed rig using an induction coil for heating the outer rim. Thermocouples were attached radially on the rim to collect detailed temperature profiles. Real-time temperature-dependent elastic-plastic material data was used for modelling. The boundary conditions and thermal profile used for the numerical model were matched with experimental data. The stresses responsible for crack initiation, the effect of crack number and crack lengths on stresses, energy absorbed at the crack tip after every thermal cycle and the threshold values of cracks are evaluated in the current work. The obtained simulation results were validated by comparing experimental observations. The developed simulation model helps in better understanding the evolution of stresses and strains in uncracked and cracked SS316L discs mounted on a flange due to thermal cycling. It also helped in better understanding the crack propagation behaviour and the evolution of energy release at crack tips. Such a model can help future researchers in designing components undergoing thermal fatigue loading, for example, in nuclear power plants.

thermal fatigue; numerical simulation; SS316L; hoop stress; crack propagation; J- integral