The sustained propagation of combustion fronts in porous media is as a condition for the success of in situ combustion for oil recovery. The analysis of a method for modeling the propagation of combustion fronts in porous media. Problem of loss of a heat.
- 272. The evaluation of snowdrifting simulation by snow and wind tunnel for urban design in winter cities
Factors of snowfall and wind load. Simulate snow and wind with wind tunnels that allow you to define the quality of city plans to reduce the impact of weather conditions. Computational fluid dynamics of snow drifts, its application in urban planning.
Methods of the equation of the cutting edge in the absolute coordinate system. A helix - a trace of movement of the cutting tool along the workpiece. Characteristics of the mathematical model of the formation of the microrelief surface when grinding.
Studies of Heat and Mass of drying in the process for the production of slag gravel. Determination of the temperature of the thermal agent at the height of the layer of materials. The dependence of the velocity of the mass transfer of temperature zones.
- 275. The history of jeans
Revolution in denim fashion in the 60s of the twentieth century. The technology of using different colors and shades fabric for jeans. Release of the "Levis" final version of durable and comfortable original studded jeans with contrasting thread.
Creating Levi Strauss jeans in a working quality clothing for farmers. Features tissue, characteristic for trousers. Popularity of jeans among young people. A patent to a production of "workers in overalls strapless with pockets for knife and money".
In recent decades, the phenomenon of globalisation has become increasingly pronounced, bringing opportunities and challenges for different businesses. Globalisation, defined as the process of integrating economies, cultures and societies across the globe.
The study of methods of improving mechanical properties of coatings of implants by reducing the value of young's modulus and coefficient of friction in the fluids of the body to improve the tribological parameters of the implants with ceramic coatings.
Research of influence of the electric discharge machining on change the properties of water. The formation of free radicals and hydrogen peroxide under the influence of cavitation is established, which leads to an increase in the whiteness of the wool.
- 280. The influence of modified methyl cellulose on the main properties of expanding cementing slurries
The effect of modified methylcellulose on the main properties of expanding cementing slurries. When cementing low-temperature wells, expanding cementing slurries based on a mixture of Portland cement (70-75% PCT-I) and gypsum alumina cement (30-25% GAC).
Processes 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.
Rational modes of printing volumetric samples with a working thickness of the 316L powder layer of 40 μm to achieve a density of volumetric samples/ Determination of the density of metal samples by the metallographic method on an optical microscope.
Research 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.
The mass variable is considered the first and most important basis for motion events. Mass is what the body contains of matter, and mass exists in three states in the universe, and it is unique. From a mechanical point of view it is considered a variable.
The main criteria for the quality of a pile coating, obtained by electro-floating. Experimental data obtained on a sample of nylon pile used in applying pile coatings by electro-floating method, which prove the efficiency of the proposed method.
The role of coke gas cleaning in ensuring optimal operational productivity and compliance with environmental requirements in coke production. The influence of configurations and optimization of nozzle placement strategies on the quality of coke gas.
Physical and chemical research methods of mechanically hydrated cement binder with organo-mineral additive - silica fume. Study the effect of additives on the kinetics of the formation of calcium silicate core lowly. Role the microsilica as a binder fume.
Examines the role of artificial intelligence, sensors, and other technological innovations in shaping and optimizing logistics processes in the United States. There are many new opportunities to innovate and improve efficiency and customer satisfaction.
Revolution in the way universities and students interact with academic resources, administrative tasks and decision-making processes. Developments in IT technologies for elective selection in higher education. Opportunities provided by digitalization.
Some Nano fertilizers used nowadays globally, green synthesis of nanoparticles. Research on the application of nanotechnology in crop production. Characteristics of methods of exposure to pathogenic microorganisms. Background of Nanotechnology in systems.
Super ultrahard nanostructured and nanocomposite thin films. Preparation and industrial applications of hard and superhard nano-structured coatings on tools for machining (drilling, milling, turning), forming, stamping, injection moulding and the like.
Experimental improvement of the stability of the bolt connection of the technological and power modules of the new design of the modular machine-tractor unit. The new construction of the pivot connection of the technological module with the power module.
- 293. The theoretical substantiation of constructive parameters of the vibration digging working body
The length of the channel of the vibrating digging working body is substantiated by interaction with the body of the sugar beet root during its digging. A calculation scheme for the contact of the root crop with the working organ has been constructed.
Combined heating - a modern way of organizing the heat supply of the house. Use of independent sources of thermal energy. The advantages of using solar collectors. The principle of operation of the stove, fireplace insert. Types of combination boilers.
The main objective is the operation of heating systems heat supply residential, public and industrial buildings and structures in order to provide municipal needs (heating, ventilation and hot water supply). Checking calculation of heat supply systems.
Special supervisory control system responsible for the informative data acquisition about the current enterprise production and its control. The main SCADA. The general structure of SCADA. The Three main structure components modern SCADA-systems.
Traditionally, media organizations have had an inner hierarchy. However, with the rapid development of technology, including introducing artificial intelligence into all aspects of modern society, the industries we are familiar with are becoming more.
Characteristics of an automated traffic management system based on the use of neural networks. Description of the mathematical model of the intersection. The strategy of motion control using a neurocontroller, based on the multilayer perceptron.
Class of application of heat pumps in industry. Review of the carbon dioxide heat pump in the transcritical cycle of operation according to the expander-ejector scheme. Development of methods for selecting control valves for a given heat pump circuit.
The research revealing of the amount of regular wood and hazardous wood treated in Finland in this year. The most common techniques are applied to wood treatment in this country. Hazardous waste processing. Prevention of producing waste. Energy recovery.