... are subjected to erosion due to suspended sediments, which diminishes their performance and service life. The present study has been carried out to study the sediment erosion behavior of WC-10Co-4.4Cr coatings on 13Cr-4Ni martensitic stainless steel for velocities varying in the range of 14.5 to 32.5 m/s...

... motors generate complex shaft voltages and bearing currents, leading to bearing electrical erosion. This study proposes a new method for detecting high-frequency (HF) circulating current and electric discharge machining (EDM) current signals in bearings for electric motors. The proposed method utilizes...

... pockets, temporarily trapping sand particles and impeding their access to the main surface. This decelerates the process of erosional wear. Fig. 30 Effect of roughness on erosion: comparison between simulation with and without wall roughness Effect of roughness on erosion: comparison between...

...S. Calvin Samuel; M. Arivarasu; T. Ram Prabhu The failure of turbine blades due to solid particle erosion is a serious concern in aviation applications. This research investigates the solid particle erosion behavior of laser powder bed fused IN718 alloy for the effect of temperature (400 °C, 500 °C...

...O. O. Osman; A. Abouel-Kasem; S. M. Ahmed In this paper, the mechanism of energy transfer from cavitation bubbles to solids is demonstrated as shock waves. To identify this mechanism, cavitation bubble structures, the corresponding damaged surface, and the wear particles in vibratory erosion tests...

...A. Abouel-Kasem; O.O. Osman; S. A. Karrab; S.M. Ahmed Stepwise cavitation erosion is used to study pits formed by microjets. The aim is to determine the role of the pit in the development of cavitation erosion damage, including geometrical features of the pitted area and pit counting. The study...

... , M. M. , 2000 , “ An Alternative to Api 14e Erosional Velocity Limits for Sand-Laden Fluids ,” ASME J. Energy Resour. Technol. , 122 ( 2 ), pp. 71 – 77 . 10.1115/1.483167 [190] Bourgoyne , A. T. , Jr. , 1989 , “ Experimental study of erosion in diverter systems due to sand...

...Rahul Tarodiya; Bhupendra K. Gandhi Centrifugal slurry pump designed for handling solid–liquid flow experiences performance reduction and shorter service life due to uneven localized erosive wear of the wetted parts. In this work, three-dimensional (3D) unsteady numerical modeling of a centrifugal...

...Kang Shu; Wen-Jian Wang; Enrico Meli; Hao-Hao Ding; Zhen-Yu Han; Ming Zou; Qi-Yue Liu Usually, rail materials are exactly affected by the erosion of windblown sand in the desert environment. For this reason, the influence of impact angle, particle velocity, and particle size on the erosion wear...

... at different locations. The present study is thus conducted to investigate the erosion phenomenon of similar sand particles on a mild steel specimen. The base material mild steel is coated with two different coating powder in three different proportions viz. 70 Al 2 O 3 + 30 TiO 2 , 80 Al 2 O 3 + 20 TiO 2...

...Bhupinder Singh; Sunny Zafar Metal matrix composite (MMC) clads were developed through microwave cladding technique on CA6NM substrate using different microwave power levels. The influence of microwave power was investigated on the microstructure, phase evolution, mechanical properties, and erosion...

...M. M. Sakka; A. Bahri; E. Kaçar; K. Elleuch; M. Urgen The olive pomace erosion wear behavior of carbon fiber-reinforced epoxy composite (epoxy/CF) has been analyzed. A tribological test was carried out using an in house centrifugal testing setup in order to simulate the environment in olive oil...

...Hemant Nautiyal; Pankaj Kumar Sharma; Rajnesh Tyagi AISI 316 austenitic steel is extensively used in various components of power plants like boilers, boiler tubes and pipes, which suffer severe air jet erosion. Fly ash is a major erodent in that case. Present study is conducted to study the effect...

...Zhen-Ting Wang The erosion of perfectly brittle materials under low-speed impacts is studied by the combination of the Hertzian contact theory and the maximum stress criterion. It is found that the fractional erosion per impact is proportional to the product of the square root of the yield strain...

.... Unforeseen weather conditions and environments such as offshore conditions or involving acid rain have a significant effect on the degradation of structural materials of renewable energy devices. For the investigation of droplet erosion behavior of the advanced material for the wind turbine blades...

... for the microstructural details, nanohardness and slurry erosion performance. Silt collected from river Uhl was used as the erodent for the slurry erosion test. Slurry erosion performance of the clads was evaluated at an impact angle of 90 deg and jet velocity of 40 m/s. Microstructural characterization confirms...

...Bijan Mohammadi; AmirSajjad Khoddami; Mohammadreza Pourhosseinshahi Solid particle erosion (SPE) as a common damage mechanism in industrial applications can reduce the effective operation of components or contribute to failure. However, it has beneficial usages in manufacturing processes...

...N. Khayatan; H. M. Ghasemi; M. Abedini The erosion–corrosion (EC) and pure erosion of commercially pure titanium have been investigated in a 3.5% sodium chloride solution containing 10, 30, and 60 g/l SiO 2 particles with an average size of 318 μ m. The tests were performed at impact velocities...

...Ion Mitelea; Cristian Ghera; Ilare Bordeaşu; Corneliu Crăciunescu The effect of the gas-nitriding thermochemical treatment on the cavitation erosion resistance of a Cr-Ni-Mo alloy is analyzed using a piezoceramic vibrating equipment and following the ASTM G32-2010 standard. The evaluation...

...Bhushan D. Nandre; Girish R. Desale The present experimental study investigates the effect of constant kinetic energy on erosion wear of aluminum alloy 6063. Three different natural erodents (quartz, silicon carbide, and alumina) with different particle sizes are used to impact at 45 deg and 90 deg...