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3篇 您的检索式:作者名="P.L.Wong"
    题名 作者 年代 出处 被引量
1Tribological effects of particle concentration of an iron particle suspension显示文摘The general friction and wear performance of an iron particulate suspension underboundary lubrication conditions are presented. The suspension is a mixture of 1-5 micrometerdiameter carbonyl iron particles with commercial hydraulic oil, which resembles typical compositionof magneto-rheological fluids. The investigation involves changing the particle concentration of thesuspension. The optimal concentration of the suspension from a tribological view point can be ob-served from the experimental results,which provides a reference to the design of the particle load-ing of magneto-rheological fluids.W.C.Leung P.L.Wong C.Feng W.A.Bullough 2001Science China Mathematics2001,44,S1:1
2Effects of absorbing media on relative optical interference intensity ROII technique显示文摘The optical interference intensity ROll technique, which enables measurements of filmthickness of magnitude below half of the wavelength of the incident light, is widely used in thestudy of thin film lubrication (TFL). However, the absorbing characteristics of the metallic compo-nents which are for generating suitable amount of reflectance to facilitate optimum inference im-ages has never been taken into consideration. This paper presents a theoretical analysis of theabsorbing characteristics. Results indicate that without acknowledging the absorbing effects, sig-nificant errors in film thickness measurements can be induced.P.L.Wong F.Guo 2001Science China Mathematics2001,44,S1:1
3An explicit solution to a three-dimensional wedge problem considering two edges effect显示文摘The paper presents an explicit matrix algorithm to solve the problem of an elastic wedge with three loaded surfaces.The algorithm makes use of a recently published concept of transformation matrix,by which the original surface loads are converted to equivalent loads in half-space.The three loaded edges are considered simultaneously.The developed algorithm is used to study the effects of two free edges of a steel block and tapered rollers with different contact angles.The two load-free edges can substantially increase deformation if the two edges are close in distance.The results of the tapered roller simulation show that deformation is considerably sensitive to the contact angle of the tapered roller.The largest deformation appears at the big end of the roller.Furthermore,empirical formulae for correction factors for the calculation of block or quarter-space deformation based on half-space solutions are summarized.L.GUO Z.M.ZHANG W.WANG Y.ZHAO P.L.WONG 2020Friction2020,8,2:0
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