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The Preparation Of Ni-SiC Nanocomposite Coat And The Simulation Research

Posted on:2015-07-19Degree:MasterType:Thesis
Country:ChinaCandidate:Z J XingFull Text:PDF
GTID:2181330431495278Subject:Mechanical engineering
Abstract/Summary:PDF Full Text Request
In the process of the preparation of the composite coat, one or several kinds of insolublesolid particles were added,in order to deposit Solid particles and Metal ions. Within a period oftime in the past,metal matrix nanocomposites film shows a lot of excellent performance, suchas excellent magnetic and optical properties. Therefore, the domestic and foreign experts orscholars pay more and more attention to the research of nanometer composite material. In theprocess of the preparation of the composite coat it mainly relies on the principle of solidparticles and metal deposition, put one or several kinds of insoluble solid particles into thepreparation of nanometer composite coat plat solution. Make insoluble particles deposit thesurface of metal, evenly.In the paper, we take advantage of combining ultrasonic and electro-deposition to preparenanoNi-SiCcomposite coat in the surface of a single flow valve, and research actionMechanism of ultrasonic and electro-deposition. Analyzing main factors which influences theSurface performance of coat. By the orthogonal experiment analysis, the optimum processparameters were determined in the process of preparation of nano Ni-SiC composite coat.Finally, by MATLAB programming language to simulate growth process of nano Ni-SiCcomposite coat molecular dynamics.The more intuitive expresses the nano Ni-SiC compositecoat of molecular dynamics,crystalline state and the law of growth.By controlling the ultrasonic power, PH and concentration of surfactant, to control thegeneration of Ni-SiC nanometer coat then, to analyze influence factors affect themorphogenesis of nano composite coat, In different cases, and to study the growth of nanoNi-SiC composite coaT, whose will make foundations for the further study of Ni-SiCnanometer coat in the future.
Keywords/Search Tags:Composite Coat, Solid Particles, Electroplat, Molecular Dynamics
PDF Full Text Request
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