Results 71 to 80 of about 174,429 (312)

Experimental study on polishing process of cylindrical roller bearings

open access: yesMeasurement + Control, 2019
The surface quality and accuracy of the geometry of the cylindrical rollers are important factors for bearing life. This paper presents effects of machining parameters on the surface roughness, topography and roundness of cylindrical rollers through the ...
Duc Nam Nguyen   +4 more
doaj   +1 more source

Rolling resistance performance of cylindrical containers containing cylindrical rods

open access: yesNihon Kikai Gakkai ronbunshu, 2017
This paper descries the experimental research about the rolling resistance performance of a cylindrical container which is divided into multiple space of equal size into which numerous cylindrical rods of the same diameter and material are enclosed.
Shuji NISHIYAMA
doaj   +1 more source

The Surface Expression of Deep Columnar Flows

open access: yesGeochemistry, Geophysics, Geosystems, 2020
Studies of the Earth's secular variation have blossomed in recent decades, due to the availability of brand‐new satellite data. In particular, flow inversions at the core surface that incorporate the effects of rapid rotation a priori have been able to ...
D. Holdenried‐Chernoff   +2 more
doaj   +1 more source

Understanding the Stochastic Nature of Process Parameter Development of Blown Powder Laser Beam Directed Energy Deposition Additive Manufacturing of Pure Molybdenum

open access: yesAdvanced Engineering Materials, EarlyView.
Identified through the use of statistical design of experiments and metallographic investigation, this study exposes the stochastic origins of intergranular cracks in blown powder laser beam directed energy deposition additive manufacturing of pure molybdenum. It further demonstrates a successful crack mitigation approach with direct correlation to the
Nathaniel J. Lies   +2 more
wiley   +1 more source

Research on Tooth Surface Design of Curved Tooth Face Gear based on Cylindrical Gear Addendum Modified

open access: yesJixie chuandong, 2021
Face gear is a new gear transmission form in which involute cylindrical gear and approximate bevel gear mesh with each other. The curved tooth face gear uses the involute arc tooth cylindrical gear as the face gear formed by the imaginary tool envelope ...
Yong Chen   +5 more
doaj  

VI. On refraction at a cylindrical surface [PDF]

open access: yesThe London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science, 1903
n ...
openaire   +2 more sources

Robust Spot Melting by 3D Spot Arrangements in Electron Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
This work proposes an approach to replace separately melted contours for spot melting in electron beam powder fusion. Adapting the spot arrangements close to the contour combined with stacking yields a comparable surface quality without the inherent challenges of separate contours, as demonstrated, by electron optical images and roughness measurements.
Tobias Kupfer   +4 more
wiley   +1 more source

Colliding wall-jets on a cylindrical surface

open access: yesEPJ Web of Conferences, 2015
Paper discusses aerodynamics and potential engineering applications of an unusual and in literature practically unknown fluid flow configuration, with two wall-jets attached to a cylindrical surface so that they collide head-on and by mutual conjunction ...
Tesař Václav, Peszynski Kazimierz
doaj   +1 more source

Microstructure Evolution of a VMnFeCoNi High‐Entropy Alloy After Synthesis, Swaging, and Annealing

open access: yesAdvanced Engineering Materials, EarlyView.
The synthesis and processing (rotary swaging and annealing) of the novel VMnFeCoNi alloy is investigated, alongside the estimation of the grain size effect on hardness. Analysis of a wide grain size range of recrystallized microstructures (12–210 µm) reveals a low annealing twin density.
Aditya Srinivasan Tirunilai   +6 more
wiley   +1 more source

Capillary Surfaces in Non-Cylindrical Domains

open access: yesZeitschrift für Analysis und ihre Anwendungen, 2000
This paper is concerned with the capillary problem in a class of non-cylindrical domains in K \subset \mathbb R^{n+1} obtained by scaling a bounded cross-section ­ \Omega \subset \mathbb R^n
openaire   +3 more sources

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