A Theoretical and Numerical Study of an Additional Viscosity Term in a Modified Elasto-Plastic Friction Model for Wet Friction Clutch Simulations

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PETRUN, Tomaž ;FLAŠKER, Jože ;KEGL, Marko .
A Theoretical and Numerical Study of an Additional Viscosity Term in a Modified Elasto-Plastic Friction Model for Wet Friction Clutch Simulations. 
Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 59, n.6, p. 358-366, june 2018. 
ISSN 0039-2480.
Available at: <https://www.sv-jme.eu/article/a-theoretical-and-numerical-study-of-an-additional-viscosity-term-in-a-modified-elasto-plastic-friction-model-for-wet-friction-clutch-simulations/>. Date accessed: 30 may. 2020. 
doi:http://dx.doi.org/10.5545/sv-jme.2012.920.
Petrun, T., Flašker, J., & Kegl, M.
(2013).
A Theoretical and Numerical Study of an Additional Viscosity Term in a Modified Elasto-Plastic Friction Model for Wet Friction Clutch Simulations.
Strojniški vestnik - Journal of Mechanical Engineering, 59(6), 358-366.
doi:http://dx.doi.org/10.5545/sv-jme.2012.920
@article{sv-jmesv-jme.2012.920,
	author = {Tomaž  Petrun and Jože  Flašker and Marko  Kegl},
	title = {A Theoretical and Numerical Study of an Additional Viscosity Term in a Modified Elasto-Plastic Friction Model for Wet Friction Clutch Simulations},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {59},
	number = {6},
	year = {2013},
	keywords = {friction model; friction clutch simulation; simple viscosity models; Carreau fluid},
	abstract = {This paper deals with a theoretical and numerical study of various viscosity terms in the modified elasto-plastic friction model and their influence on the resulting friction force-torque, transmitted through the contact of the friction clutch. Various simple viscous definitions for fluids considering shear rate dependent viscosity were investigated. The Carreau fluid model was chosen as a basis for the research, since it can describe Newtonian, dilatant, and pseudo plastic fluids. In addition to theoretical investigations, numerical simulations under realistic friction clutch operation conditions were carried out. The results were compared to the results of a validation case for a dry friction clutch simulation using the modified elasto-plastic friction model. This research showed significant differences between various viscosity definitions and revealed the drawbacks of such approach, were simple viscous models were used. In addition to viscosity, calculating the heat generated due to friction and its influence on the contact temperatures are discussed briefly. The basic theory and equations are given along with the directions for future work. The requirements for an accurate temperature calculation in the friction contact are outlined.},
	issn = {0039-2480},	pages = {358-366},	doi = {10.5545/sv-jme.2012.920},
	url = {https://www.sv-jme.eu/article/a-theoretical-and-numerical-study-of-an-additional-viscosity-term-in-a-modified-elasto-plastic-friction-model-for-wet-friction-clutch-simulations/}
}
Petrun, T.,Flašker, J.,Kegl, M.
2013 June 59. A Theoretical and Numerical Study of an Additional Viscosity Term in a Modified Elasto-Plastic Friction Model for Wet Friction Clutch Simulations. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 59:6
%A Petrun, Tomaž 
%A Flašker, Jože 
%A Kegl, Marko 
%D 2013
%T A Theoretical and Numerical Study of an Additional Viscosity Term in a Modified Elasto-Plastic Friction Model for Wet Friction Clutch Simulations
%B 2013
%9 friction model; friction clutch simulation; simple viscosity models; Carreau fluid
%! A Theoretical and Numerical Study of an Additional Viscosity Term in a Modified Elasto-Plastic Friction Model for Wet Friction Clutch Simulations
%K friction model; friction clutch simulation; simple viscosity models; Carreau fluid
%X This paper deals with a theoretical and numerical study of various viscosity terms in the modified elasto-plastic friction model and their influence on the resulting friction force-torque, transmitted through the contact of the friction clutch. Various simple viscous definitions for fluids considering shear rate dependent viscosity were investigated. The Carreau fluid model was chosen as a basis for the research, since it can describe Newtonian, dilatant, and pseudo plastic fluids. In addition to theoretical investigations, numerical simulations under realistic friction clutch operation conditions were carried out. The results were compared to the results of a validation case for a dry friction clutch simulation using the modified elasto-plastic friction model. This research showed significant differences between various viscosity definitions and revealed the drawbacks of such approach, were simple viscous models were used. In addition to viscosity, calculating the heat generated due to friction and its influence on the contact temperatures are discussed briefly. The basic theory and equations are given along with the directions for future work. The requirements for an accurate temperature calculation in the friction contact are outlined.
%U https://www.sv-jme.eu/article/a-theoretical-and-numerical-study-of-an-additional-viscosity-term-in-a-modified-elasto-plastic-friction-model-for-wet-friction-clutch-simulations/
%0 Journal Article
%R 10.5545/sv-jme.2012.920
%& 358
%P 9
%J Strojniški vestnik - Journal of Mechanical Engineering
%V 59
%N 6
%@ 0039-2480
%8 2018-06-28
%7 2018-06-28
Petrun, Tomaž, Jože  Flašker, & Marko  Kegl.
"A Theoretical and Numerical Study of an Additional Viscosity Term in a Modified Elasto-Plastic Friction Model for Wet Friction Clutch Simulations." Strojniški vestnik - Journal of Mechanical Engineering [Online], 59.6 (2013): 358-366. Web.  30 May. 2020
TY  - JOUR
AU  - Petrun, Tomaž 
AU  - Flašker, Jože 
AU  - Kegl, Marko 
PY  - 2013
TI  - A Theoretical and Numerical Study of an Additional Viscosity Term in a Modified Elasto-Plastic Friction Model for Wet Friction Clutch Simulations
JF  - Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2012.920
KW  - friction model; friction clutch simulation; simple viscosity models; Carreau fluid
N2  - This paper deals with a theoretical and numerical study of various viscosity terms in the modified elasto-plastic friction model and their influence on the resulting friction force-torque, transmitted through the contact of the friction clutch. Various simple viscous definitions for fluids considering shear rate dependent viscosity were investigated. The Carreau fluid model was chosen as a basis for the research, since it can describe Newtonian, dilatant, and pseudo plastic fluids. In addition to theoretical investigations, numerical simulations under realistic friction clutch operation conditions were carried out. The results were compared to the results of a validation case for a dry friction clutch simulation using the modified elasto-plastic friction model. This research showed significant differences between various viscosity definitions and revealed the drawbacks of such approach, were simple viscous models were used. In addition to viscosity, calculating the heat generated due to friction and its influence on the contact temperatures are discussed briefly. The basic theory and equations are given along with the directions for future work. The requirements for an accurate temperature calculation in the friction contact are outlined.
UR  - https://www.sv-jme.eu/article/a-theoretical-and-numerical-study-of-an-additional-viscosity-term-in-a-modified-elasto-plastic-friction-model-for-wet-friction-clutch-simulations/
@article{{sv-jme}{sv-jme.2012.920},
	author = {Petrun, T., Flašker, J., Kegl, M.},
	title = {A Theoretical and Numerical Study of an Additional Viscosity Term in a Modified Elasto-Plastic Friction Model for Wet Friction Clutch Simulations},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {59},
	number = {6},
	year = {2013},
	doi = {10.5545/sv-jme.2012.920},
	url = {https://www.sv-jme.eu/article/a-theoretical-and-numerical-study-of-an-additional-viscosity-term-in-a-modified-elasto-plastic-friction-model-for-wet-friction-clutch-simulations/}
}
TY  - JOUR
AU  - Petrun, Tomaž 
AU  - Flašker, Jože 
AU  - Kegl, Marko 
PY  - 2018/06/28
TI  - A Theoretical and Numerical Study of an Additional Viscosity Term in a Modified Elasto-Plastic Friction Model for Wet Friction Clutch Simulations
JF  - Strojniški vestnik - Journal of Mechanical Engineering; Vol 59, No 6 (2013): Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2012.920
KW  - friction model, friction clutch simulation, simple viscosity models, Carreau fluid
N2  - This paper deals with a theoretical and numerical study of various viscosity terms in the modified elasto-plastic friction model and their influence on the resulting friction force-torque, transmitted through the contact of the friction clutch. Various simple viscous definitions for fluids considering shear rate dependent viscosity were investigated. The Carreau fluid model was chosen as a basis for the research, since it can describe Newtonian, dilatant, and pseudo plastic fluids. In addition to theoretical investigations, numerical simulations under realistic friction clutch operation conditions were carried out. The results were compared to the results of a validation case for a dry friction clutch simulation using the modified elasto-plastic friction model. This research showed significant differences between various viscosity definitions and revealed the drawbacks of such approach, were simple viscous models were used. In addition to viscosity, calculating the heat generated due to friction and its influence on the contact temperatures are discussed briefly. The basic theory and equations are given along with the directions for future work. The requirements for an accurate temperature calculation in the friction contact are outlined.
UR  - https://www.sv-jme.eu/article/a-theoretical-and-numerical-study-of-an-additional-viscosity-term-in-a-modified-elasto-plastic-friction-model-for-wet-friction-clutch-simulations/
Petrun, Tomaž, Flašker, Jože, AND Kegl, Marko.
"A Theoretical and Numerical Study of an Additional Viscosity Term in a Modified Elasto-Plastic Friction Model for Wet Friction Clutch Simulations" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 59 Number 6 (28 June 2018)

Authors

Affiliations

  • AVL-AST d.o.o., Advanced Simulation Technologies, Trg Leona Štuklja 5, 2000 Maribor, Slovenia 1
  • University of Maribor, Faculty of Mechanical Engineering, Slovenia 2

Paper's information

Strojniški vestnik - Journal of Mechanical Engineering 59(2013)6, 358-366

https://doi.org/10.5545/sv-jme.2012.920

This paper deals with a theoretical and numerical study of various viscosity terms in the modified elasto-plastic friction model and their influence on the resulting friction force-torque, transmitted through the contact of the friction clutch. Various simple viscous definitions for fluids considering shear rate dependent viscosity were investigated. The Carreau fluid model was chosen as a basis for the research, since it can describe Newtonian, dilatant, and pseudo plastic fluids. In addition to theoretical investigations, numerical simulations under realistic friction clutch operation conditions were carried out. The results were compared to the results of a validation case for a dry friction clutch simulation using the modified elasto-plastic friction model. This research showed significant differences between various viscosity definitions and revealed the drawbacks of such approach, were simple viscous models were used. In addition to viscosity, calculating the heat generated due to friction and its influence on the contact temperatures are discussed briefly. The basic theory and equations are given along with the directions for future work. The requirements for an accurate temperature calculation in the friction contact are outlined.

friction model; friction clutch simulation; simple viscosity models; Carreau fluid