Results 11 to 20 of about 15,702 (253)

Friction, Wear and Debris Characteristics of Artificial Joint CoCrMo-UHMWPE Pair under Different Contact Stresses [PDF]

open access: yesCailiao Baohu, 2022
Osteolysis of prosthesis caused by wear debris is one of the key factors leading to clinical failure of artificial joints. In order to understand the friction, wear and debris characteristics of prosthesis materials and optimize the tribological design ...
WANG Song, FU Songqing, TIAN Xutengyue, LI Junhui, XU Juan, LIU Weiqiang
doaj   +1 more source

Separation and Extraction of Mixed Grinding Chips of Artificial Joints with Different Densities by Multiple Centrifugal Separations

open access: yesLubricants, 2022
Aseptic loosening caused by the wear and tear of the artificial joint prosthesis after implantation is one of the main causes of artificial joint failure. Therefore, it is important to investigate the wear debris generated due to wear when developing new
Cunao Feng   +5 more
doaj   +1 more source

Motion simulation analysis of wear debris in an integrated detection unit for lubricating oil

open access: yesEngineering Applications of Computational Fluid Mechanics, 2023
Accurate wear debris detection is vital for diagnosing engine wear. However, due to uncertainties in debris behavior, size, and operating conditions, identifying different materials with a single sensor is challenging. To improve sensitivity and accuracy,
Weixuan Zhang   +5 more
doaj   +1 more source

Wear debris measurement in lubricating oil based on inductive method: A review

open access: yesMeasurement + Control, 2023
Almost all of the wear debris generated during the operation of the machine is suspended in the circulating lubricating oil. The analysis of the wear debris in the lubricating oil can effectively monitor the wear state of the machine and provide early ...
Shimin Yang, Nan Cao, Bing Yu
doaj   +1 more source

Wear mechanism and debris analysis of PEEK as an alternative to CoCrMo in the femoral component of total knee replacement

open access: yesFriction, 2023
The polyetheretherketone (PEEK)-highly cross-linked polyethylene (XLPE), all-polymer knee prosthesis has excellent prospects for replacing the traditional metal/ceramic-polyethylene joint prosthesis, improving the service life of the joint prosthesis and
Xinyue Zhang   +5 more
doaj   +1 more source

Tribological Properties of Brake Disc Material for a High-Speed Train and the Evolution of Debris

open access: yesLubricants, 2022
The stability and reliability of braking system are essential factors for the safe operation of high-speed trains. In the proposed work, tribological properties of a newly developed brake disc material namely BD-1 were studied considering the thermal ...
Jinnan Wang   +6 more
doaj   +1 more source

Review on online inductive wear debris monitoring technology

open access: yesThe Journal of Engineering, 2019
Online oil monitoring technique is now an important development means to monitor wear condition and diagnose wear fault real time. Inductive wear debris monitoring is the research hotspot in the current online oil monitoring for its unique ...
Tao Chen   +4 more
doaj   +1 more source

The molecular weight of PTFE wear debris [PDF]

open access: yesWear, 1976
Abstract A preliminary investigation of the molecular weight of polytetrafluoroethylene (PTFE) wear debris was undertaken. It was found that the molecular weight of PTFE wear debris generated from thrust washers was drastically reduced compared with that of the thrust washer.
Arkles, Barry, Schireson, Mark J
openaire   +1 more source

On the debris-level origins of adhesive wear [PDF]

open access: yesProceedings of the National Academy of Sciences, 2017
Significance Wear causes a huge amount of material and energy losses annually, with serious environmental, economic, and industrial consequences. Despite considerable progress in the 19th century, the scientific understanding of wear remains mainly empirical. This study reveals the long-standing microscopic origins of material detachment from
Ramin Aghababaei   +2 more
openaire   +2 more sources

Segmentation of Online Ferrograph Images with Strong Interference Based on Uniform Discrete Curvelet Transformation

open access: yesSensors, 2019
Through real-time acquisition of the visual characteristics of wear debris in lube oil, an on-line visual ferrograph (OLVF) achieves online monitoring of equipment wear in practice.
Leng Han   +5 more
doaj   +1 more source

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