...Hiral Haria; Nikolaos D. Katopodes; Raj V. Lakhani; Masatoshi Miyagawa; Yutaka Sadaike; Yuji Fujii A numerical and experimental study is conducted to investigate the effects of heat transfer on the squeeze-film flow between two parallel rotating disks, one of which is flat while the other has...

...Felix C. von Plehwe; Corina Schwitzke; Hans-Jörg Bauer To design gearboxes with very high power densities, an effective means of cooling the gears and knowledge of the achievable heat transfer coefficients are necessary. In this paper, a method to measure heat transfer coefficients for oil...

... November 13, 2018. Assoc. Editor: Sinan Muftu. 17 01 2018 07 09 2018 hybrid polymer gears bulk temperature heat transfer FEM The use of polymer gears is of great interest due to their potential advantages over metallic gears: the mass production is cheaper, they can operate...

... 21 07 2011 cooling copper heat exchangers heat transfer lubrication mechanical contact microchannel flow sliding friction steel wear wear testing bearing design and technology friction sliding tribological systems In addition to providing fluid film lubrication...

... for modeling the thermal aspects of the engagement process in a wet clutch. The thermal model includes full consideration of the viscous heat dissipation in the fluid as well as heat transfer into the separator, the friction material, and the core disk. The convective terms in the energy equations for the oil...

... layer between contacting bodies with a specified gap conductance to partition the frictional heat. Application of the model to the heat transfer analysis of journal bearing systems experiencing oscillatory motion is presented. Nonuniformly distributed frictional heat along the axial direction...

... in a numerical scheme designed to provide a full thermomechanical solution for real layered contacts. The model assumes steady state heat transfer and predicts contact pressures and deformations, contact temperature rise, and resulting thermal stresses. The heat division between the contacting components...

... thermal and inertia effects, as well as a choked flow condition. In addition, heat transfer between the fluid film and the seal faces is computed, as are the elastic and thermal distortions of the rings. In the first part of this paper, the influence of the coning angle on mechanical face seal...

... the steady-state values, and there is a trade-off between increasing the actuation bandwidth and decreasing the power consumption. hard discs disc drives mechanical contact finite element analysis iterative methods heat transfer machine bearings active slider air-bearing surface (ABS) flying...

... that the heat partition obtained depends on the form of non-Newtonian behavior assumed, and that to achieve the same partition as is evident in the experiment a limiting shear stress formulation is necessary. It is suggested that the combination of heat transfer and EHL analysis presented in the paper could...

...Yuan Lin, Graduate Research Assistant; Timothy C. Ovaert, Mem. ASME, Professor By applying the extended version of Stroh’s formalism, the two-dimensional thermoelastic problem for a semi-infinite anisotropic elastic half-plane is formulated. The steady-state heat transfer condition is assumed...

...Yuan Lin, Graduate Research Assistant; Timothy C. Ovaert, Mem. ASME, Professor By taking into account steady-state heat transfer, and surface distortion due to thermal and elastic deformations, a two-dimensional thermoelastic model is developed for rough surface asperity contact, where the thermal...

...Bogdan R. Kucinschi; Kenneth J. DeWitt; Mircea D. Pascovici A numerical model is developed to analyze the influence of thermal deformations on the performance of a radially grooved thrust washer. The analysis couples the flow phenomena (including cavitation) in the lubricant with the heat transfer...

... of the numerical model to simulate real configurations is also illustrated. Theoretical and experimental results are in good agreement. Yet an improved model of heat transfer on boundaries is still needed. Contributed by the Tribology Division of THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS for presentation...

... heating. rotors seals (stoppers) sliding friction mechanical contact heat transfer temperature distribution vibrations mechanical engineering 29 February 2000 07 February 2002 19 06 2003 Contributed by the Tribology Division for publication in the ASME JOURNAL...

.... ASME , 75 , pp. 109 – 120 . Holman, J. P., 1997, Heat Transfer , 8th ed., McGraw-Hill, NY. Chao , B. T. , and Trigger , K. J. , 1955 , “ Temperature Distribution at the Chip-Tool Interface in Metal Cutting ,” Trans. ASME , 75 , pp. 1107 – 1121 . The chip flow in metal...

... tracking regime. The general equations of the THD lubrication and the equations of heat transfer through the rings are established. Different types of heat exchange on the external frontiers of the ring are considered. The equations are numerically solved by using the finite difference method...

...Geng Liu; Qian Wang; Shuangbiao Liu The rough surface contact in a tribological process involves frictional heating and thermoelastic deformations. A three-dimensional thermal-mechanical asperity contact model has been developed, which takes into account steady-state heat transfer, asperity...

... away by the cooling air it was possible to arrive at the relative quantities of heat transferred from the bearing by convection via side leakage and by conduction via the top foil. From these comparisons it was deduced that about an average of 80 percent of the heat energy is carried away by conduction...

... received June 29, 2000. Paper No. 2000-TRIB-22. Associate Editor: T. C. Ovaert. 10 Feb 2000 29 June 2000 mechanical contact friction heat transfer tribology surface topography rough surfaces lubrication plastic deformation rheology Green's function methods Frictional...