Creep - the plastic deformation of a material
Creep and fatigue in polymer matrix composites. Stages, characteristics and deformation of creep. Mechanisms of creep. General creep equation. Dislocation, nabarro-herring, coble creep. Creep of polymers, of concrete. The molecular weight of the polymer.
Подобные документы
Nanocomposites comprising ray in a polymer. The reflection mechanical properties material. Increasing the polymer properties by forming the interphase. Obtaining curves of stress-strain states of macroscopic samples irradiated polymer materials.
статья, добавлен 30.07.2016Review of works on the creation and study of environmentally friendly nanostructured polymer composites. Technology of production and application of nanocellulose. Development of new environmentally friendly hydrophobic polymer composites, their scope.
статья, добавлен 29.07.2017The regularities of macromolecules behavior in the flow with longitudinal velocity gradient and manifested in this case effects of elastic deformations have importance in understanding the mechanism of anomalously high cutting power of water-polymer jet.
статья, добавлен 28.02.2016The antibacterial effect of chitooligosaccharides, evaluated against various microorganisms. The oligosaccharides from chitosan and fractionated with ultrafiltration membrane and enzymatic bioreactor. The molecular weight of chitooligosaccharides.
реферат, добавлен 07.09.2011Surface-polymer flooding (the so-called micellar polymer flow) as a potentially advanced oil recovery technology is more effective than polymer flooding. Surface-active interaction and compatibility of the polymer. Distinctions, drawbacks of the method.
статья, добавлен 06.05.2018An overview of the current trend in the development, production and application of efficient biodegradable polymer materials and composites. Ways of hybrid modification of biodegradable polymeric composite for obtaining effective products based on them.
статья, добавлен 24.09.2023Research of mathematical model of the process intrusion forming polymer products. Establishing a dependency on the angle of melt costs lifting screw injection unit in the material cylinder based on the geometric parameters of extrusion head and mold.
статья, добавлен 18.02.2016Analysis of the problem of recycling used tires. Search for methods of processing rubber waste. Investigation of foamed polymer compositions filled with rubber. The use of partial vulcanization to increase the interfacial interaction in the polymer blend.
статья, добавлен 21.12.2016Consideration the mathematical model of process of pressing of seamless pipes. Effect on various forms of rolling shaping matrix. The nature of the formation of the deformation zone. Development of direct compression on a cylindrical mandrel pipe.
статья, добавлен 30.01.2016The study of structural changes during hot deformation metal during controlled rolling. The influence of preheating temperature and deformation degree on the size and shape of austenite grains. The definition of the polygonal structure of the austenite.
статья, добавлен 30.01.2017The investigation is focused on the evaluation of residual stresses resulting from cold deformation and welding in candidate target structural materials such as martensitic Alloys EP-823 and HT-9, and also an austenitic Type 304L stainless steel.
магистерская работа, добавлен 14.02.2013Intensive deformation of the elastic system of the machine - specific features of the cutting process. Circumcision of the gear with a disk the cutter in the continuous circular movement of the pinion - essence of the radial-circular cutting mode.
статья, добавлен 14.09.2016Production polystyrene composite films with small content of fullerenes (up to 1 %) by casting o-xylene solutions. A dependence of the glass transition temperature of the composite material on its composition. The adsorption capacity of polymer material.
статья, добавлен 30.07.2016Characterization of elastic properties of saturated hydrocarbons and associates resinous-asfaltenovyh of compounds by simulating molecular dynamics. Evaluation of rheological behavior of heavy oil the elasticity matrix of transversely isotropic material.
статья, добавлен 27.07.2016The two main methods of mechanical assembly of plastic parts. Requirements for reliable mechanically bonded plastic joints. Special consideration for composites. The main advantages and disadvantages of adhesive bonding (gluing or glue bonding).
статья, добавлен 10.03.2019Research process to ensure the values of the endurance limit of the material details. The establishment of correlations between the modes of machining, quality of the surface layer and the fatigue limit. The characteristics of processed material.
статья, добавлен 14.09.2016Biodegradable poly-3-hydroxybutyrate [P(3HB)] and birch sawdust - a material for the preparation of powder mixtures for molds in the production of granules and tablets. The prospect of a composite obtained on this basis for the building industry.
статья, добавлен 17.04.2022Processes of change of mechanical properties and microtexture of castings from gazars. Effect of monolithic areas formation inside the porous structure. Consideration of monolithic formations inside porous structure of gazar after annealing, x 50.
статья, добавлен 30.01.2016Determination of material properties of polymeric resins. Processing and finishing operations commonly used in the manufacture of plastic products. Analysis of relative differences in the coefficient of thermal expansion and modulus of elasticity.
статья, добавлен 10.03.2019Fast fatigue crack growth. The general content of nitrogen in the alloy system that limits fatigue life. Fragmenting the titanium sponge into small pieces and using various melting methods metals. Investigation of the Partially Melted Electrodes.
статья, добавлен 10.12.2018Technology of iron-concrete products. Optimization of experiment in chemistry and chemical technology. Blocks from rocks for facing, architectural-construction, memorial and other products. Methods of determining water absorption and frost resistance.
статья, добавлен 29.07.2021Tissue Paper and its properties. Space and weight characteristics. Carrier and type of aircraft for transportation. Limitations by sizes, weight and loading on the floor. Calculation of number of bags that we can put into one box. Manipulation signs.
курсовая работа, добавлен 16.12.2013Integrating lignin with synthetic plastics - an innovative approach in the development of sustainable polymers. Nanofibers with antimicrobial properties - one of the innovative materials that can be effectively used in the current pandemic situation.
статья, добавлен 13.04.2022The roller of the belt as the most important parts of the conveyor, being subjected to continuous stress both during operation and in stopping periods. Causes and weight percentage of failures due to fatigue. Sealing system with simple labyrinth.
статья, добавлен 27.12.2016Extraction of lithium using highly selective inorganic ion exchangers. Composite matrix-isolated flocculants-coagulants. Matrix isolation method is one of the directions of nanotechnology. The technology of application functional nanocomposite materials.
статья, добавлен 31.10.2017