experimental study on bearing characteristics of dry jet

Tribology Transactions: Vol 44 No 3

Experimental Study on Cage Dynamic Characteristics of Angular Contact Ball Bearing In Acceleration and Deceleration Process Comparison Between Oil-Mist and Oil-Jet Lubrication of High-Speed Small-Bore Angular-Contact Ball Bearings Effects of Rough Surface Topography and Orientation on the Characteristics of EHD and Mixed Lubrication

ASCE Library

ASCE Library is your platform for the latest in civil engineering practice and research This core collection covers all areas of civil engineering including structures geotechnics environment and water resources construction transportation and urban development coasts oceans ports and rivers architecture and engineering mechanics

Experimental study on the characteristics of entrained

The experimental and simulation methods are used to study the entrained air volume of coarse particles to obtain more complicated empirical formulas At present the two most effective measures for dust control are humidification and ventilation [20 23] However some workplaces have strict requirement for the moisture content of the raw

Laboratory test on long

2016-4-12Laboratory tests were conducted to study the effects of curing time cement ratio and seawater pressure on cement soil deterioration formed at simulative marine soft clay sites Deterioration depth was determined on the basis of characteristics of penetration resistance and penetration depth curves and the deterioration depth of cement soil with the cement ratio of 7% reached 31 8 mm after

Theoretical and experimental approach to ball bearing

2019-6-1Therefore identifying the friction characteristics of a bearing in the operating environment by employing new assumptions allows successful prediction of the bearing characteristics This is in contrast to the previous approach to analysis using a simplified friction model considering only the material characteristics of solid lubrication 6

Experimental and Numerical Study of the Evaporation

2019-5-26Although evaporation is considered to be a surface phenomenon the rate of molecular transport across a liquid–vapor boundary is strongly dependent on the coupled fluid dynamics and heat transfer in the bulk fluids Recent experimental thermocouple measurements of the temperature field near the interface of evaporating water into its vapor have begun to show the role of heat transfer in

Fractals and fragmentation

Songcai Han Qi Gao Yuanfang Cheng Chuanliang Yan Zhongying Han Xian Shi Experimental study on brittle response of shale to cryogenic fluid nitrogen treatment Journal of Petroleum Science and Engineering 10 1016/j petrol 2020 107463 (107463) (2020)

Growing Science

2019-11-8Open Access Article: 2 Laser hardening of copper-iron pseudoalloy Pages: 83-92 E A Morozov T R Ablyaz K R Muratov E S Shlykov and E V Smolentsev PDF (550K): Abstract: The purpose of the study is to improve the performance characteristics of powder pseudo-alloy materials using surface heat treatment Such materials have unique properties for example self-lubrication under dry

Ground Improvement and Geosynthetics

Abstract Proceedings of the Geo-Shanghai 2014 International Conference held in Shanghai China May 26-28 2014 This Geotechnical Special Publication contains 54 technical papers which cover recent advances in ground improvement and geosynthetics

Calculation Approach for Lateral Bearing Capacity of

Precast concrete (PC) piles with cement-improved soil surrounds have been widely used for soft ground improvement However very few calculation approaches have been proposed to predict the lateral bearing capacity This study aims at investigating the lateral capacity of a single PC pile reinforced with cement-improved soil through a series of 3D finite element analyses and theoretical studies

Dr Sanjivi Arul

An experimental study was conducted on dry turning of EN8 (AISI 1040) steel rod in two different turning environments namely pre cooling to Sub Zero temperature up to-45Cand room temperature in dry condition using four different cutting speeds 30 49 78 123 metres/minute and feeds 0 18 0 315 0 4 0 5 mm/revolution respectively at 1 5mm

Prediction of vertical bearing capacity of waveform

2019-9-17This study proposes a predictive equation for bearing capacity considering the behaviour characteristics of a waveform micropile that can enhance the bearing capacity of a conventional micropile The bearing capacity of the waveform micropile was analysed by a three-dimensional numerical model with soil and pile conditions obtained from the

Laboratory test on long

2016-4-12Laboratory tests were conducted to study the effects of curing time cement ratio and seawater pressure on cement soil deterioration formed at simulative marine soft clay sites Deterioration depth was determined on the basis of characteristics of penetration resistance and penetration depth curves and the deterioration depth of cement soil with the cement ratio of 7% reached 31 8 mm after

Ground Improvement and Geosynthetics

Abstract Proceedings of the Geo-Shanghai 2014 International Conference held in Shanghai China May 26-28 2014 This Geotechnical Special Publication contains 54 technical papers which cover recent advances in ground improvement and geosynthetics

Experimental Study of Dynamic Characteristics of Dry

For lot of structures especially turbine blades damper can dissipate the vibration energy by friction Investigating the property of metal dry friction damping can give many usable data for response analysis of damping blade which is important in damped blade designs The paper constructs an experimental rig and carries out experiment with pieces having radius of curvature 6mm 12mm and 24mm

IJERT

International Journal of Engineering Research Technology is a peer-reviewed open access and multidisciplinary engineering technology and science journal that publishes original research review articles of all major branches of Engineering Science and Technology We have adopted a fully open access publishing model which allows open global access to its published content so anyone can

Erosion and Deposition in Turbomachinery

2019-11-8Study on the erosion characteristics of boride coatings by finite element analysis Surface and Coatings Technology Vol 333 High-Speed Shadowgraphy Measurements of an Erosive Particle-Laden Jet Under High-Pressure Compressor Conditions

Complex Resistivity Dispersion Characteristics of

Reservoir fracture evaluation is an important research topic in the coalfield In recent years complex resistivity (CR) has been widely used in oil logging and achieved good results such as permeability evaluation water saturation (Sw) prediction and aquifer identification Therefore the method has the potential to evaluate coal seam fracture

Influence of lubricants on plain bearing performance

An experimental research of the effect that the oil supply temperature do on the performance of a 60x40x40 mm plain journal bearing is completed on the tin-based white metal material Numerous experiments have been performed under forced lubrication different static loads from 1045 to 3601 N and two different values of the shaft rotational speed were tested (1000 and 2000 rpm) by using the

Growing Science

2019-11-8Open Access Article: 2 Laser hardening of copper-iron pseudoalloy Pages: 83-92 E A Morozov T R Ablyaz K R Muratov E S Shlykov and E V Smolentsev PDF (550K): Abstract: The purpose of the study is to improve the performance characteristics of powder pseudo-alloy materials using surface heat treatment Such materials have unique properties for example self-lubrication under dry

IJERT

International Journal of Engineering Research Technology is a peer-reviewed open access and multidisciplinary engineering technology and science journal that publishes original research review articles of all major branches of Engineering Science and Technology We have adopted a fully open access publishing model which allows open global access to its published content so anyone can

Laboratory and numerical based analysis of floating

2019-10-18The maximum bearing improvement ratio was obtained for the current study with stone columns at S = 2 5D Bora and Dash [ 10 ] conducted experimental study on soft clay reinforced with the both single and group stone columns to investigate the stress-displacement behavior of granular columns and establish correlation between strength and bearing

Ground Improvement and Geosynthetics

Abstract Proceedings of the Geo-Shanghai 2014 International Conference held in Shanghai China May 26-28 2014 This Geotechnical Special Publication contains 54 technical papers which cover recent advances in ground improvement and geosynthetics

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Proceedings of the 4th International Conference on

The book gathers selected papers presented at the 4th International Conference on Industrial Engineering (ICIE) held in Moscow Russia in May 2018 and highlights recent findings in industrial manufacturing and mechanical engineering as well as industrial mechatronics and robotics

ASCE Library

ASCE Library is your platform for the latest in civil engineering practice and research This core collection covers all areas of civil engineering including structures geotechnics environment and water resources construction transportation and urban development coasts oceans ports and rivers architecture and engineering mechanics

Mechanical Engineering Projects Ideas for College

2020-8-19Experimental Conditions: The experimental investigations were conducted with a view to exploring the role of MQL on the machinability characteristics of the work material mainly in terms of cutting temperature chip formation tool wear and surface roughness

Annex G Dynamic probing test (DP)

2020-8-16Annex G (Informative) Dynamic probing test (DP) G 1 Examples for correlations between number of blows and density index (1) These are examples of the density index (I D) from the dynamic probing DP test for different values of the uniformity coefficient (C U) (range of validity 3 ≤ N 10 ≤ 50):poorly-graded sand (C U ≤ 3) above groundwaterI D = 0 15 + 0 260 lgN 10L (DPL)

Ground Improvement Techniques for Stabilization of

The ground can be improved by adapting certain ground improvement techniques Vibro-compaction increases the density of the soil by using powerful depth vibrators Vacuum consolidation is used for improving soft soils by using a vacuum pump Preloading method is used to remove pore water over time Heating is used to form a crystalline or glass [hellip ]

Laboratory test on long

2016-4-12Laboratory tests were conducted to study the effects of curing time cement ratio and seawater pressure on cement soil deterioration formed at simulative marine soft clay sites Deterioration depth was determined on the basis of characteristics of penetration resistance and penetration depth curves and the deterioration depth of cement soil with the cement ratio of 7% reached 31 8 mm after

IOP Conference Series: Materials Science and

Therefore in this study the wear characteristics were studied by depositing Ti films with excellent mechanical properties on Al 7075 according to the surface roughness by the deposition time Results showed that 60' sputtered specimens after polishing with alumina had the best wear resistance