Results 31 to 40 of about 54,563 (212)

Prediction of Abrasive and Impact Wear Due to Multi-Shaped Particles in a Centrifugal Pump via CFD-DEM Coupling Method

Energies, 2021
Since solid particles suspended in the fluid can cause wear in centrifugal pumps, intensive attention has been focused on the numerical prediction for the wear of flow parts in centrifugal pumps.
Cheng Tang, You-Chao Yang, Peng-Zhan Liu, Youn-Jea Kim   +3 more
doaj   +1 more source

Restoration of the tribotechnical pairs in equipment of mining industry [PDF]

, 2019
Purpose. Substantiation of the possibilities and development of technology for the restoration of the worn-out tribotechnical pairs of mining equipment by methods of hot radial stamping in powder metallurgy using technogenic waste. Methods.
Biloshytska, N, Biloshytskyi, M, Tatarchenko, H   +2 more
core   +1 more source

Wear Mechanism of Abrasive Gas Jet Erosion on a Rock and the Effect of Abrasive Hardness on It

Geofluids, 2019
The existing erosion models of abrasive gas jet tend to neglect the effects of the rebounding abrasive. To address this shortcoming, abrasive wear tests were conducted on limestone by using an abrasive gas jet containing different types of particles and ...
Yong Liu, Huidong Zhang, Pathegama Gamage Ranjith, Jianping Wei, Xiaotian Liu   +4 more
doaj   +1 more source

Hardening of gear teeth depending on the concentration of abrasive particles in the transmission oil [PDF]

BIO Web of Conferences
The article deals with the issues of determining the life and limiting concentration of abrasive particles in the oil of transmission units, depending on the type of hardening of gear teeth.
Mirzakhodjaev Sherzodkhuja, Allanazarov Madraxim, Ishmuratov Khikmat   +2 more
doaj   +1 more source

Dehydroalanine and Lysinoalanine in Thermolyzed Casein do not Promote Colon Cancer in the Rat [PDF]

, 2008
Thermolysis of proteins produces xenobiotic amino-acids such as the potentially toxic lysinoalanine, and the alkylating agent, dehydro¬alanine, which have been considered possible health hazards.
AIN, Bachmeier, Bartone, Bird, Cattaneo, Cheftel, Corpet, Corpet, Corpet, Corpet, Corpet, Corpet, Corpet, De Groot, Deng, Denis E. Corpet, D’Agostina, Finley, Friedman, Gerb er, Kleyn, Kumar, Lutz, Maga, Masri, Michael C. Archer, Parnaud, Pintauro, Sternberg, Struthers, Sugimura, Sylviane Taché, Vlassara, Vo, W. Robert Bruce, Wenzel, Zhang   +36 more
core   +3 more sources

Airborne-particle abrasion; searching the right parameter

Journal of Dental Sciences, 2018
Air-particle abrasion process used to increase surface roughness in order to increase metal-ceramic bond strength varies in each study. This study aims to optimize the air-particle abrasion protocol.820 cylindrical nickel-chrome specimens divided equally into 82 groups (n:10).
Coskun, Mehmet Emre, Akar, Turker, Tugut, Faik   +2 more
openaire   +6 more sources

Influence of Alumina Abrasive Particles on Wear Behavior of Textured Surfaces Under Heavy-Load Conditions

Lubricants
This study investigates the lubrication properties of GCr15 steel textured surfaces under the conditions of low speed, heavy load, and boundary lubrication, with varying concentrations of Al2O3 particles. Through pin-on-disk tests in 46# hydraulic fluid,
Dongyun Wang, Wenyao Zhang, Hongkang Dong, Xiaofeng Wei, Wei Hao, Xin Yao   +5 more
doaj   +1 more source

The Effect of the Formation of Superelastic NiTi Phase on Static and Dynamic Corrosion Performance of Ni-P Coating

Solids, 2021
The addition of superelastic NiTi particles is a great benefit to the toughness of the Ni-P coating. Nonetheless, NiTi nanopowder costs 10 times more than Ti nanopowder.
Zhi Li, Zoheir Farhat
doaj   +1 more source

Analytical modeling of surface roughness in precision grinding of particle reinforced metal matrix composites considering nanomechanical response of material [PDF]

, 2019
Grinding is usually applied for particle reinforced metal matrix composites (PRMMCs) to achieve high ground surface quality. However, the surface quality especially surface roughness is difficult to predict theoretically due to different mechanical ...
Cai, Rui, Huang, Chuanzhen, Wang, Jun, Yao, Peng, Zhang, Zhenzhong, Zhu, Hongtao   +5 more
core   +1 more source

Effect of Abrasive Concentration on Impact Performance of Abrasive Water Jet Crushing Concrete

Shock and Vibration, 2019
It has been found that the impact performance of water jets can be changed by its properties, which include pressure, additive, and mode of jet. Thus, an abrasive water jet (AWJ) has been developed as a new method.
Xiaohui Liu, Ping Tang, Qi Geng, Xuebin Wang   +3 more
doaj   +1 more source