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K. To̸nder
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Journal Articles

Pressure and Shear Flow in a Rough Hydrodynamic Bearing, Flow Factor Calculation

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L. Lunde, K. To̸nder
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 1997, 119(3): 549–555.
https://doi.org/10.1115/1.2833536
Published Online: July 1, 1997
View Articletitled, Pressure and Shear Flow in a Rough Hydrodynamic Bearing, Flow Factor Calculation
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Topics: Bearings, Flow (Dynamics), Pressure, Shear flow, Surface roughness, Boundary-value problems, Finite element methods, Lubrication
Journal Articles

Numerical Simulation of the Effects of Three-Dimensional Roughness on Hydrodynamic Lubrication: Correlation Coefficients

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L. Lunde, K. To̸nder
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 1997, 119(2): 315–322.
https://doi.org/10.1115/1.2833216
Published Online: April 1, 1997
View Articletitled, Numerical Simulation of the Effects of Three-Dimensional Roughness on Hydrodynamic Lubrication: Correlation Coefficients
Open the PDF for Numerical Simulation of the Effects of Three-Dimensional Roughness on Hydrodynamic Lubrication: Correlation Coefficients in another window
Topics: Computer simulation, Lubrication, Surface roughness, Pressure, Anisotropy, Bearings, Boundary-value problems, Filters, Finite element methods, Flow (Dynamics)
Journal Articles

Finely Striated Lip-Seal Surfaces: Part 1—General Effects

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K. To̸nder
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 1993, 115(4): 620–624.
https://doi.org/10.1115/1.2921685
Published Online: October 1, 1993
View Articletitled, Finely Striated Lip-Seal Surfaces: Part 1—General Effects
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Topics: Annulus, Cavitation, Friction, Leakage, Lubricants, Stress, Surface roughness
Journal Articles

Non-Leaking Lip Seals: A Roughness Effect Study

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K. To̸nder, R. Salant
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 1992, 114(3): 595–599.
https://doi.org/10.1115/1.2920922
Published Online: July 1, 1992
View Articletitled, Non-Leaking Lip Seals: A Roughness Effect Study
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Topics: Leakage, Surface roughness, Flow (Dynamics), Pressure, Shear stress
Journal Articles

DDC Lubrication: A New Concept in Tribology

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K. To̸nder
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. January 1992, 114(1): 181–185.
https://doi.org/10.1115/1.2920858
Published Online: January 1, 1992
View Articletitled, DDC Lubrication: A New Concept in Tribology
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Topics: Lubrication, Tribology, Surface roughness, Cavities, Film thickness, Flow (Dynamics), Shear stress, Viscosity
Journal Articles

Interferometric Studies of Effects of Striated Roughness on Lubricant Film Thickness Under Elastohydrodynamic Conditions

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K. To̸nder, J. Jakobsen
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. January 1992, 114(1): 52–56.
https://doi.org/10.1115/1.2920867
Published Online: January 1, 1992
View Articletitled, Interferometric Studies of Effects of Striated Roughness on Lubricant Film Thickness Under Elastohydrodynamic Conditions
Open the PDF for Interferometric Studies of Effects of Striated Roughness on Lubricant Film Thickness Under Elastohydrodynamic Conditions in another window
Topics: Film thickness, Lubricants, Surface roughness, Construction, Optical quality control, Photography, Sapphire
Journal Articles

Effects of Skew Unidirectional Striated Roughness on Hydrodynamic Lubrication: Part 2—Moving Roughness

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K. To̸nder
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 1987, 109(4): 671–678.
https://doi.org/10.1115/1.3261536
Published Online: October 1, 1987
View Articletitled, Effects of Skew Unidirectional Striated Roughness on Hydrodynamic Lubrication: Part 2—Moving Roughness
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Topics: Lubrication, Surface roughness, Bearings, Bearing design, Cooling, Optimization, Shear flow
Journal Articles

A Numerical Assessment of the Effect of Striated Roughness on Gas Lubrication

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K. To̸nder
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 1984, 106(3): 315–319.
https://doi.org/10.1115/1.3260920
Published Online: July 1, 1984
View Articletitled, A Numerical Assessment of the Effect of Striated Roughness on Gas Lubrication
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Topics: Lubrication, Surface roughness, Pressure, Bearings, Film thickness
Journal Articles

Closure to “Discussion of ‘A Numerical Assessment of the Effect of Striated Roughness on Gas Lubrication’” (1984, ASME J. Tribol., 106, pp. 319–320)

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K. To̸nder
Journal: Journal of Tribology
Publisher: ASME
Article Type: Discussions
J. Tribol. July 1984, 106(3): 320–321.
https://doi.org/10.1115/1.3260922
Published Online: July 1, 1984
View Articletitled, Closure to “Discussion of ‘A Numerical Assessment of the Effect of Striated Roughness on Gas Lubrication’” (1984, ASME J. Tribol., 106, pp. 319–320)
Open the PDF for Closure to “Discussion of ‘A Numerical Assessment of the Effect of Striated Roughness on Gas Lubrication’” (1984, ASME J. Tribol., 106, pp. 319–320) in another window
Topics: Surface roughness
Journal Articles

Discussion: “An Evaluation of the Average Flow Model [1] for Surface Roughness Effects in Lubrication” (Teale, J. L., and Lebeck, A. O., 1980, ASME J. Lubr. Technol., 102, pp. 360–366)

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K. To̸nder
Journal: Journal of Tribology
Publisher: ASME
Article Type: Discussions
J. Tribol. July 1980, 102(3): 366–367.
https://doi.org/10.1115/1.3251545
Published Online: July 1, 1980
View Articletitled, Discussion: “An Evaluation of the Average Flow Model [1] for Surface Roughness Effects in Lubrication” (Teale, J. L., and Lebeck, A. O., 1980, ASME J. Lubr. Technol., 102, pp. 360–366)
Open the PDF for Discussion: “An Evaluation of the Average Flow Model [1] for Surface Roughness Effects in Lubrication” (Teale, J. L., and Lebeck, A. O., 1980, ASME J. Lubr. Technol., 102, pp. 360–366) in another window
Topics: Flow (Dynamics), Lubrication, Surface roughness
Journal Articles

Micropolarity—Roughness Interaction in Hydrodynamic Lubrication

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J. Prakash, K. To̸nder, H. Christensen
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 1980, 102(3): 368–372.
https://doi.org/10.1115/1.3251547
Published Online: July 1, 1980
View Articletitled, Micropolarity—Roughness Interaction in Hydrodynamic Lubrication
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Topics: Lubrication, Surface roughness, Fluids, Pressure, Theoretical analysis
Journal Articles

Closure to “Discussion of ‘Micropolarity—Roughness Interaction in Hydrodynamic Lubrication’” (1980, ASME J. Lubr. Technol., 102, p. 373)

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J. Prakash, K. To̸nder, H. Christensen
Journal: Journal of Tribology
Publisher: ASME
Article Type: Discussions
J. Tribol. July 1980, 102(3): 373.
https://doi.org/10.1115/1.3251549
Published Online: July 1, 1980
View Articletitled, Closure to “Discussion of ‘Micropolarity—Roughness Interaction in Hydrodynamic Lubrication’” (1980, ASME J. Lubr. Technol., 102, p. 373)
Open the PDF for Closure to “Discussion of ‘Micropolarity—Roughness Interaction in Hydrodynamic Lubrication’” (1980, ASME J. Lubr. Technol., 102, p. 373) in another window
Topics: Surface roughness
Journal Articles

Discussion: “Application of Average Flow Model to Lubrication Between Rough Sliding Surfaces” (Patir, Nadir, Cheng, H. S., 1979, ASME J. Lubr. Technol., 101, pp. 220–229)

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K. To̸nder
Journal: Journal of Tribology
Publisher: ASME
Article Type: Discussions
J. Tribol. April 1979, 101(2): 229–230.
https://doi.org/10.1115/1.3453330
Published Online: April 1, 1979
View Articletitled, Discussion: “Application of Average Flow Model to Lubrication Between Rough Sliding Surfaces” (Patir, Nadir, Cheng, H. S., 1979, ASME J. Lubr. Technol., 101, pp. 220–229)
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Topics: Flow (Dynamics), Lubrication, Surface roughness