...Xin Zhang; Xijuan Liu; Xueping Zhang Honing is one of the abrasive-based machining processes to remove material through the asperity interaction between numerous stochastic grains distributed on oilstone (also called honing stone) and workpiece. Therefore, the oilstone surface topography...

...Sean Detwiler; Bart Raeymaekers Laser powder bed fusion (L-PBF) parts often require post-processing prior to use in engineering applications to improve mechanical properties and modify the as-built surface topography. The ability to tune the L-PBF process parameters to obtain designer as-built...

...Vimal Edachery; V. Swamybabu; Anand Gurupatham; Manikandan Paramasamy; Satish V. Kailas Surface topography is a critical parameter that can influence friction and wear in engineering applications. In this study, the influence of surface topography directionality on seizure and scuffing initiation...

... was delamination with a limited extent of ploughing and cutting. The excellent particle/matrix interfacial bonding in the developed composites almost excluded the chance of pulling out of reinforcement during abrasion. Detailed surface topography studies revealed that undulation of abraded surfaces...

...Yiping Shao; Yaxiang Yin; Shichang Du; Lifeng Xi Leakage susceptibility is significant for the functionalization of engineering products, and surface topography plays a crucial role in forming the leakage channel in static sealing interface. This paper proposes a surface connectivity-based approach...

...Deepak K. Prajapati; Mayank Tiwari Rolling contact fatigue (RCF) is one of the major problems observed in gear mechanisms, which leads to high friction, ultimately resulting in high energy consumption. This paper demonstrates the evolution of surface topography during running-in and subsequent RCF...

... manuscript received December 15, 2018; published online January 25, 2019. Assoc. Editor: Yi Zhu. 03 10 2018 15 12 2018 corrosion high-temperature erosion surface topography wear mechanisms Heat exchangers, boilers, and pressure vessel used in coal-fired power generation units...

.... grinding wear surface topography conventional grain superabrasive grain cBN Grinding is a machining process that makes use of abrasive grains to remove part material. Although grinding wheels are made from many types of grain and bond, they can be divided in two groups: “conventional...

... model of inlet zone has been developed. The model mainly simulates and reflects the influence of surface topography on the inlet film thickness and inlet zone length. Based on the surface topography analysis, a method to judge the friction condition was proposed. All the calculation was conducted...

... recording layer. In order to design the air-bearing slider platform that houses the magnetic transducer for DTR application at very low fly heights, the influence of the disk surface topography as a surface roughness effect must be taken into account. This paper is focused on the numerical solution...

... 04 2010 elasticity finite element analysis hydrodynamics lubrication machine bearings mechanical contact surface roughness surface topography conformal-contact elastohydrodynamic lubrication finite element transient It is a common practice to use an elastic displacement...

...Shuyun Jiang; Yunjian Zheng; Hua Zhu A general contact stiffness model is proposed in this paper to study the contacts between rough surfaces of machined plane joints. The proposed model uses fractal geometry for surface topography description, elastic-plastic deformation of contacting asperities...

... 2009 copper powder metallurgy surface topography tungsten wear resistance Cu W repeated pressing and sintering fretting wear tribolayers powder metallurgy Metal matrix composites (MMCs) reinforced with particulates or discontinuous fibers are potential candidate materials...

... performed at angles between the sliding and rolling directions of 0–90 deg. Variations in the sheet surface topography were analyzed by comparing the sheet surface microstructures and its 3D surface parameters before and after the strip drawing test. Results of the strip drawing tests indicate that the kind...

..., The Netherlands. Costa , M. A. , 2000 , “ Fractal Description of Rough Surfaces for Haptic Display ,” Ph.D. thesis, Stanford University, Stanford, CA. Tanaka , M. , Kimura , Y. , Taguchi , J. , and Kato , R. , 2006 , “ Fracture Surface Topography and Fracture Mechanism...

... system. The calculated load-area curve shows good agreement with the experimental data. Finally, the effects of the surface topography, including roughness and the asperity radius, upon the real contact area are analyzed. 17 05 2007 27 01 2009 09 03 2009 deformation...

... with the existing solutions. Second, the effects of the surface topography on adhesive contacts are studied by using MD simulations with the embedded atom method potential. The adhesive contact mechanical characteristic of a series of asperities with different shapes, different sizes, and different numbers...

... engaged in a sliding contact, the authors call this particle-augmented mixed lubrication (PAML). By considering all of the PAML phenomena in modeling particle-induced wear (or material removal), this model was able to predict wear-in silico from a measured surface topography during CMP. The predicted...

... With Three-Dimensional Surface Topography ,” ASME J. Tribol. 0742-4787 10.1115/1.2927040 , 116 ( 1 ), pp. 21 – 28 . Venner , C. H. , and ten Napel , W. E. , 1992 , “ Surface Roughness Effects in an EHL Line Contact ,” ASME J. Tribol. 0742-4787 10.1115/1.2920926 , 114 ( 3 ), pp...

... repeated braking cycles and changes very little subsequently due to the surface topography change in friction material. The μ d as a function of operating factors is plotted in Fig. 13 . Here, each point represents the mean of the three μ d values obtained for a particular factor...