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General Optimization Design Research of Metallic Materials to Resist Cavitation Erosion and Abrasion

Wang Biao,Zhang Zihua,Wang Yudong

Strategic Study of CAE 2000, Volume 2, Issue 2,   Pages 64-67

Abstract:

For the design optimization of erosion and abrasion resisting metallic materials basic study and productivelyBasic study indicates that W, Co and Cr have better erosion and abrasion resisting property than otherchromium parental materials, and CoCrWC hard faced ceramic in the cobalt parental materials are better erosionand abrasion resisting materials with high performance and low cost.

Keywords： hydraulic turbine     cavitation erosion and abrasion materials     design    

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The Theorem of the Resistance of Hydraulic Machine's Materials to Cavitation Erosion and Abrasion

Wang Biao,Wang Yudong,Zhang Zihua,Ye Xianguo

Strategic Study of CAE 2003, Volume 5, Issue 7,   Pages 58-61

Abstract:

In order to confirm the dependence of the resistance of cavitation erosion and abrasion (CEA) on theNiCr alloy coating, boron stainless steel and titanium) were used to do the experiments of CEA and cavitationerosion (CE), to do corrosive experiment, and to test their hardnesses.

Keywords： hydraulic machine´     s materials     cavitation erosion and abrasion     theorem    

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Failure Processes Micro-characteristic Studies of Two Materials to Resist Cavitation Erosion and to ResistErosion and Abrasion

Wang Biao,Wang Yudong,Zhang Zihua,He Xiaokui,Zhu Xiaoli

Strategic Study of CAE 2001, Volume 3, Issue 8,   Pages 82-86

Abstract:

A typical cavitation erosion resisting sample,the weld deposited coationg of boronic stainless steel, and a typical erosion and abrasion resisting sample,the weld deposited coating of WC ceramic are micro-analyzedresults indicate that the weld deposited coating of boronic stainless steel has better resistance to cavitationeroion, while weld deposited coating of WC ceramics is a better barrier to erosion and abrasion.Forthermore,the material failure from erosion and abrasion is resulted from the combining actions of

Keywords： cavitation erosion     erosion and abrasion     micro-characteristic    

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The cavitation erosion damage process of dynamically loaded journal bearings

MA Yan-yan, CHENG Xian-hua

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 4,   Pages 461-464 doi: 10.1007/s11465-006-0059-2

Abstract: The cavitation damage model was built using finite element analysis software MSC.Marc.damage mechanics when a jet created by bubble collapse acted on the bearing surface in the process of cavitationerosion.load can be calculated efficiently using the proposed method, which develops a new method of analyzing cavitationerosion failure of the bearing surface.

Keywords： bearing     fraction increase     collapse     process     evolvement    

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Embankment dam foundation analysis for the decrease of internal erosion likelihood

Marc SMITH

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 4,   Pages 431-436 doi: 10.1007/s11709-012-0183-5

Abstract: pressures in sand are higher and thus where the factor of safety against uplift is lower and internal erosion

Keywords： seepage detection     geostatistical analysis     dam monitoring     internal erosion     LIDAR survey    

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Recent Developments in Hydrodynamic Cavitation Reactors: Cavitation Mechanism, Reactor Design, and Applications Review

Haoxuan Zheng, Ying Zheng, Jesse Zhu

Engineering 2022, Volume 19, Issue 12,   Pages 180-198 doi: 10.1016/j.eng.2022.04.027

Abstract:

Hydrodynamic cavitation is considered to be a promising technology for process intensification, dueIn the past decade, advancements have been made in the fundamental understanding of hydrodynamic cavitation, the design of cavitation reactors, cavitation-induced reaction enhancement, and relevant industrialThe design parameters of a hydrodynamic cavitation reactor and reactor performance at the laboratoryThe unique features of hydrodynamic cavitation have been widely applied to various chemical reactions

Keywords： Hydrodynamic cavitation     Cavitation nuclei     Hydroxyl radicals     Stationary/rotational hydrodynamic cavitationreactor     Reaction enhancement     Cavitation application    

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Ultrasonic emulsification: basic characteristics, cavitation, mechanism, devices and application

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 10,   Pages 1560-1583 doi: 10.1007/s11705-022-2160-4

Abstract: and summarizes knowledge of ultrasonic emulsification, including emulsion characteristics, acoustic cavitationThe combination of microfluidics and ultrasound is highlighted with huge advantages in controlling cavitation

Keywords： nanoemulsion     ultrasound     microreactor     multiphase     energy    

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Numerical modeling of cavitation on spillway’s flip bucket

Abbas PARSAIE,Sadegh DEHDAR-BEHBAHANI,Amir Hamzeh HAGHIABI

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 4,   Pages 438-444 doi: 10.1007/s11709-016-0337-y

Abstract: In this paper, using Flow 3D as CFD commercial tool, the cavitation phenomenon was assessed along spillway'snumerical modeling, it was found that RNG turbulence model is a suitable performance for modeling the cavitationPhysical modeling shows that minimum cavitation index is about 0.85 and minimum cavitation index basedResults of numerical simulation show that occurrence of cavitation based on cavitation index equal to

Keywords： cavitation Index     numerical simulation     spillway’s flip Bucket     CFD     Balaroud Dam     physical modeling    

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3D finite element method (FEM) simulation of groundwater flow during backward erosion piping

Kristine VANDENBOER,Vera van BEEK,Adam BEZUIJEN

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 2,   Pages 160-166 doi: 10.1007/s11709-014-0257-7

Abstract: Backward erosion piping is an important failure mechanism for cohesive water retaining structures whichIn this work, a 3D numerical approach of the groundwater flow leading to the erosion mechanism of backwarderosion piping is presented and discussed.numerical results enable a better understanding of the complex physical mechanism involved in backward erosion

Keywords： backward erosion piping     groundwater flow     3D finite element method (FEM)    

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Development of highly active coated monolith SCR catalyst with strong abrasion resistance for low-temperature

Lina GAN,Shan LEI,Jian YU,Hongtao MA,Yo YAMAMOTO,Yoshizo SUZUKI,Guangwen XU,Zhanguo ZHANG

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 6,   Pages 979-987 doi: 10.1007/s11783-015-0824-8

Abstract: After 4 h abrasion (attrition) in an air stream containing 300 g·m fine sands (50–100 μm) at a superficialand a gas velocity of 5 m·s demonstrated that this coated monolith catalyst is capable of resisting abrasion

Keywords： coated monolith     low-temperature denitration     abrasion resistance     attrition    

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Fast scaling approach based on cavitation conditions to estimate the speed limitation for axial piston

Qun CHAO, Jianfeng TAO, Junbo LEI, Xiaoliang WEI, Chengliang LIU, Yuanhang WANG, Linghui MENG

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 1,   Pages 176-185 doi: 10.1007/s11465-020-0616-0

Abstract: However, the maximum rotational speed of axial piston machines is limited by the cavitation phenomenonThis paper presents a scaling law derived from an analytical cavitation model to estimate the speed limitationsThe cavitation model is experimentally verified using a high-speed axial piston pump, and the scalingThis constant can represent the comprehensive capacity of axial piston pumps free from cavitation.

Keywords： axial piston pump     cavitation     speed limitation     scaling law    

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Effect of land use and land cover change on soil erosion and the spatio-temporal variation in Liupan

Bin QUAN, M. J. M. R?MKENS, Rui LI, Fang WANG, Jie CHEN

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 4,   Pages 564-572 doi: 10.1007/s11783-011-0348-9

Abstract: To present the relationship between land use/cover change and spatio-temporal variation of soil erosionSoil erosion by water was the dominant mode of soil loss, while soil erosion by wind was only presentThe degree of soil erosion was classified into five severity classes: slight, light, moderate, severewith 146552 ha (8.8%), and very severe erosion by 97067.6 ha (5.8%).Soil erosion was severe on grassland with a moderate or low grass cover and on dry land.

Keywords： land use/land cover change     soil erosion     geographical information system     remote sensing     Liupan Mountain    

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Cavitation in semi-open centrifugal impellers for a miniature pump

LUO Xianwu, LIU Shuhong, ZHANG Yao, XU Hongyuan

Frontiers in Energy 2008, Volume 2, Issue 1,   Pages 31-35 doi: 10.1007/s11708-008-0011-8

Abstract: Cavitation in miniature pumps was investigated experimentally for two semi-open centrifugal impellersturbulence model and the VOF cavitation model.The results show that the miniature pumps have similar cavitation performances as an ordinary-size pump, with the cavitation performance of the semi-open impeller reduced by increased axial tip clearancesAlso, both the hydraulic and cavitation performance of the semi-open impeller were improved by the leaned

Keywords： cavitation performance     semi-open impeller     increased     two-dimensional     efficiency    

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Effects of alfalfa coverage on runoff, erosion and hydraulic characteristics of overland flow on loess

Shufang WU, Pute WU, Hao FENG, G. P. Merkley

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 1,   Pages 76-83 doi: 10.1007/s11783-011-0282-x

Abstract: An evaluation of the interactions between vegetation, overland and soil erosion can provide valuableAn experiment was conducted to study water infiltration, runoff generation process, rate of sediment erosionhad supercritical flow, which indicate that the capability of the alfalfa slope for resisting soil erosion

Keywords： alfalfa     soil erosion     runoff and sedimentation     soil water infiltration     overland flow     hydrodynamic characteristics    

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Recognition of Fluvial Bank Erosion Along the Main Stream of the Yangtze River Article

Ge Yan, Heqin Cheng, Zeyu Jiang, Lizhi Teng, Ming Tang, Tian Shi, Yuehua Jiang, Guoqiang Yang, Quanping Zhou

Engineering 2022, Volume 19, Issue 12,   Pages 50-61 doi: 10.1016/j.eng.2021.03.027

Abstract:

Recognizing the risk of fluvial bank erosion is an important challenge to ensure the early warningThis study introduces a geomorphons-based algorithm to extract river bank erosion information by adjustingflatness values were used to build an interpretation strategy for the subaqueous features of riverbank erosionThe results show that the bank scarp, which is the erosion carrier, is covered by slope cells when theFluvial subaqueous dunes are considered an important factor accelerating bank erosion, particularly those

Keywords： Multibeam echo-sounding data     Morphological elements     Bank erosion     Bank scarp     Scour pits     Bank collapse    

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Title Author Date Type Operation

General Optimization Design Research of Metallic Materials to Resist Cavitation Erosion and Abrasion

Wang Biao,Zhang Zihua,Wang Yudong

Journal Article

The Theorem of the Resistance of Hydraulic Machine's Materials to Cavitation Erosion and Abrasion

Wang Biao,Wang Yudong,Zhang Zihua,Ye Xianguo

Journal Article

Failure Processes Micro-characteristic Studies of Two Materials to Resist Cavitation Erosion and to ResistErosion and Abrasion

Wang Biao,Wang Yudong,Zhang Zihua,He Xiaokui,Zhu Xiaoli

Journal Article

The cavitation erosion damage process of dynamically loaded journal bearings

MA Yan-yan, CHENG Xian-hua

Journal Article

Embankment dam foundation analysis for the decrease of internal erosion likelihood

Marc SMITH

Journal Article

Recent Developments in Hydrodynamic Cavitation Reactors: Cavitation Mechanism, Reactor Design, and Applications

Haoxuan Zheng, Ying Zheng, Jesse Zhu

Journal Article

Ultrasonic emulsification: basic characteristics, cavitation, mechanism, devices and application

Journal Article

Numerical modeling of cavitation on spillway’s flip bucket

Abbas PARSAIE,Sadegh DEHDAR-BEHBAHANI,Amir Hamzeh HAGHIABI

Journal Article

3D finite element method (FEM) simulation of groundwater flow during backward erosion piping

Kristine VANDENBOER,Vera van BEEK,Adam BEZUIJEN

Journal Article

Development of highly active coated monolith SCR catalyst with strong abrasion resistance for low-temperature

Lina GAN,Shan LEI,Jian YU,Hongtao MA,Yo YAMAMOTO,Yoshizo SUZUKI,Guangwen XU,Zhanguo ZHANG

Journal Article

Fast scaling approach based on cavitation conditions to estimate the speed limitation for axial piston

Qun CHAO, Jianfeng TAO, Junbo LEI, Xiaoliang WEI, Chengliang LIU, Yuanhang WANG, Linghui MENG

Journal Article

Effect of land use and land cover change on soil erosion and the spatio-temporal variation in Liupan

Bin QUAN, M. J. M. R?MKENS, Rui LI, Fang WANG, Jie CHEN

Journal Article

Cavitation in semi-open centrifugal impellers for a miniature pump

LUO Xianwu, LIU Shuhong, ZHANG Yao, XU Hongyuan

Journal Article

Effects of alfalfa coverage on runoff, erosion and hydraulic characteristics of overland flow on loess

Shufang WU, Pute WU, Hao FENG, G. P. Merkley

Journal Article

Recognition of Fluvial Bank Erosion Along the Main Stream of the Yangtze River

Ge Yan, Heqin Cheng, Zeyu Jiang, Lizhi Teng, Ming Tang, Tian Shi, Yuehua Jiang, Guoqiang Yang, Quanping Zhou

Journal Article