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TECHNICAL PAPERS

The Significance of Oil Thermal Properties on the Performance of a Tilting-Pad Thrust Bearing

[+] Author and Article Information
Sergei B. Glavatskih

Division of Machine Elements, Luleå University of Technology, SE-971 87 Luleå, Sweden

Michel Fillon

Laboratory of Solid Mechanics, University of Poitiers, SP2MI, 86962 Futuroscope Cedex, France

Roland Larsson

Division of Machine Elements, Luleå University of Technology, SE-971 87 Luleå, Sweden

J. Tribol 124(2), 377-385 (Jul 24, 2001) (9 pages) doi:10.1115/1.1405129 History: Received February 27, 2001; Revised July 24, 2001
Copyright © 2002 by ASME
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References

Figures

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Schematic for the calculation of the oil temperature at the pad inlet
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Schematic of the test rig
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Bearing instrumentation: thermocouples are in pad 3 and 6; thermistors (T25,T75,Tc) are in the collar; pressure sensors are in pad 5 and in the collar (p25,p75); oil film thickness sensors are in pad 2.
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Pad temperatures T75/75 versus bearing load @ 1500 rpm shaft speed
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Pad temperatures T75/75 versus bearing load @ 3000 rpm shaft speed
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Pad temperatures along pad middle radius @ 2.0 MPa bearing load and 1500 rpm shaft speed
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Pad temperatures along pad middle radius @ 2.0 MPa bearing load and 3000 rpm shaft speed
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Power losses versus bearing load @ 1500 and 3000 rpm shaft speeds
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Oil film thickness versus bearing load @ 1500 rpm shaft speed.
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Oil film thickness versus bearing load @ 3000 rpm shaft speed
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Oil film thickness for (a) a flat pad (solid lines) and a pad with a parabolic 3 μm defect (dotted lines); (b) a pad with spherical defects of 1 μm (solid lines) and 3 μm (dotted lines).
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Displacements for (a) a flat pad (solid lines) and a pad with a parabolic 3 μm defect (dotted lines); (b) a pad with spherical defects of 1 μm (solid lines) and 3 μm (dotted lines).
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Temperatures for (a) a flat pad (solid lines) and a pad with a parabolic 3 μm defect (dotted lines); (b) a pad with spherical defects of 1 μm (solid lines) and 3 μm (dotted lines).
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Pressures for (a) a flat pad and (b) a pad with a spherical 3 μm defect

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