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Development of Low-Friction Technology for Treating Nitrogen-Containing Diamond-Like Carbon Coatings in Ambient Air Using Dielectric Barrier Discharge
In this study, we develop a new surface treatment technology for diamond-like carbon (DLC) coatings using dielectric barrier discharge (DBD) in... -
Friction Coefficient of the PVD-AlCrN Coated Cemented Carbide and Hardened Steel Tribo-Pair Under Dry Sliding
Can a simple tribometric experiment be used to estimate the tool-chip interface friction coefficient in high speed cutting (HSC) to provide a... -
Comparison Between Numerical and Experimental Static Performance and Sensitivity Study on a Tilting Pad Journal Bearing in a Load on Pad Configuration
Computational software based on Reynolds equation is widely used in the design of tilting pad journal bearings, its accuracy generally satisfactory... -
Clarification of the Corrosion and Frictional Behavior of Nitrogen-Doped ta-C Coating in Nitride Acid Solution
The ta-C coating, characterized by a high fraction of sp3 hybridized structure, was considered as a potential protective film for preventing bearing... -
Temperature Profile at Pad’s Leading Edge of a Titling-Pad Journal Bearing: CFD Modeling and Experimental Validation
Tilting-pad journal bearing (TPJB) is a mechanical component that utilizes the hydrodynamic lubrication principle to support a rotating shaft in... -
Preliminary Development of a Fluidic Device for Astrobiology Missions
This paper presents the first steps in creating an observable remote CubeSat spacelab for biological processes, by introducing a possible fluidic... -
Analysis and Modeling of a Mechanical Power Recirculating Test Bench for Gears Testing
The optimization of a transmission goes through the evaluation of specific parameters such as efficiency, overall dimensions, noise, and economy.... -
Investigation on the Static Characteristics of a Dynamic Gas Thrust Bearing with Spiral Grooves for a Small-Scale High-Speed Application
This paper focuses on the design of a spiral groove thrust bearing for a high-speed, small-scale radial compressor rotating at 200 krpm. The... -
Effect of Hydrogen Do** for ta-C on Friction of ta-C:H Sliding Against Bearing Steel in High Temperature and High Vacuum
The ta-C coating, characterized by a high fraction of sp3 hybridized structure, was considered as low friction and high wear resistant coatings in... -
Topography Measurements Analysis Between Road Surfaces and Their Silicone Replicas
Statistical information on randomly rough surfaces such as roads is a cornerstone in the tribology field since it provides great insights into topics... -
Axial Tube Sealing by Plastic Deformation via Rotary Swaging
Many engineering applications require hollow structures that are completely sealed, such as tubes with closed ends. In this study axial plugs or caps... -
Laser Implantation of Titanium-Based Particles into Hot Stam** Tools for Improving the Tribological Performance During Hot Sheet Metal Forming
Over the last decades, the application of ultra-high strength steel (UHSS) has constantly increased within the automotive industry due to its... -
Consideration of Pile-Up Material on Identification of Friction Coefficient in Aluminum Forming Processes at High Temperature
The warm and hot upsetting sliding test (WHUST) is a direct measuring method of friction coefficient in metal forming processes. This specific test... -
Correlation Among Stress State, Plastic Mechanism, and Texture Evolution for Magnesium Alloy Sheet: Analysis with Effective Schmid Factor
In real industrial process for metallic materials, complex stress states are usually involved with variations in texture features. Especially for Mg,... -
Toward the Dissociation of Press and Tools in a Dynamic Model of a Forging Production System Including a Screw Press
Models using masses dampers and springs have been developed to represent the dynamic behavior of forging machines piloted by energy, like hammers or... -
A Study on Deformation Mechanisms of Ti2AlNb-Based Alloy Under Plane Strain Compression
As a superalloy, Ti2AlNb-based alloy faces a great challenge due to the commonly existent centimeter-level coarse grains in as-cast material, which... -
An Experimental Study of the Densification Mechanism in Semi-solid Powder Forming of Diamond/Al-Alloy Matrix Composite
Diamond/Al-alloy composite, with its features of high thermal conductivity and low density, is one kind of recently developed lightweight heat... -
Design and Manufacturing of a Lightweight Press-Hardening Forming Tool by Wire Arc Additive Manufacturing
Press-hardening is an important metal sheet manufacturing process to improve the metal sheet properties during forming with an inline quenching... -
Prediction of Microstructure for Inconel 718 Laser Welding Process Using Multi-scale Model
The metal additive manufacturing (MAM) process mainly derived from the metal welding process has unique advantages for the die manufacturing and... -
Improvement of Forging Tool Life by Hybrid Layers Combining Hardfacing and Nitriding Supported by Numerical Modelling of the Surface Layer
This article contains interesting results from numerical modelling of forging tool wear. It concerns tools with hybrid layers combining hardfacing...