Steady State Performance Characteristics of a Tilting Pad Thrust Bearing

[+] Author and Article Information
Sergei B. Glavatskikh

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

J. Tribol 123(3), 608-615 (Jul 11, 2000) (8 pages) doi:10.1115/1.1308041 History: Received February 17, 2000; Revised July 11, 2000
Copyright © 2001 by ASME
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Cross section of the test rig
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Location of the instrumentation: bearing mounted (a) and shaft mounted (b)
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Pad temperature distributions for two bearing loads, 1.0 MPa and 2.0 MPa, @1500 rpm (a) and 3000 rpm (b). LE—leading edge; MD—midplane; TE—trailing edge. Number denotes load in MPa.
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Pad temperature distributions for different supplied oil temperatures @1.0 MPa (a) and 2.0 MPa (b). LE—leading edge; MD—midplane; TE—trailing edge. Number denotes supplied oil temperature in °C.
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Pad (T75/75), collar (T75,T25), and shaft (Tc) temperatures as a function of shaft speed (a) and bearing load (b). Oil supplied temperature Tin=40°C.
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Collar (T75,T25), shaft (Tc), and pad (T75/75) temperatures versus load (a) and shaft speed (b). Supplied oil temperatures 30°C and 60°C.
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Power loss and oil film thickness versus bearing load (a) and shaft speed (b). Supplied oil temperature 40°C.
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Oil film thickness and power loss versus bearing load (a) and shaft speed (b). Supplied oil temperatures 30°C and 60°C.
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Influence of supplied oil temperature on power loss and film thickness
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Circumferential film ratio and friction coefficient
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Pressure profiles at different bearing loads, shaft speed −3000 rpm, supplied oil temperature 40°C
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Influence of shaft speed (a) and supplied oil temperature (b) on pressure profiles @2.0 MPa bearing load. Solid lines are for a speed of 3000 rpm (or Tin=30°C in b), dotted and dashed lines are for 1500 rpm (or Tin=60°C in b).




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