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коллекция "otherreferats"
Главная Коллекция "Otherreferats" Производство и технологии
  • 241. Spectrophotometric determination of Ni2+, Co3+, Fe2+, Cu2+ concentrations with 1-(2-pyridylazo)-2-naphthol in aqueous-micellar medium based on two intensive parameters

    Comparison of the results of processing arrays light absorption alternate method of incorporating calibration surface with other methods. Determination of Ni2 +, Co3 +, Fe2 +, Cu2 + from 1-(2-pyridylazo)-2-naphthol in aqueous-micellar environment.

    статья (383,7 K)
  • 242. SR-71 "BlackBird" - стратегический разведчик

    Рассмотрение результатов исследований двигателя на собранном самолете-разведчике. Изучение достижений Лу Шалька, Билла Пэрка, Джима Истхэма и Боба Гиллиленда, которые были летчиками-испытателями. Анализ тренировочного варианта стратегического разведчика.

    реферат (59,0 K)
  • 243. Stabilization of longitudinal motion of underwater vehicle

    The mode of longitudinal motion of attached underwater vehicles under the action of propulsors is considered. Analysis of experimental data of design variants of models and natural objects. The behaviour of the devices in the aqueous environment.

    статья (2,8 M)
  • 244. Starch production

    Theoretical study of the basic functioning of the starch industry. The raw materials used for the а production of polysaccharide under consideration. The structure of the modified starches and dextrin. The use of the ingredient as a food additive.

    презентация (1,6 M)
  • 245. Starting-up of knitting machines with prestressed drive connections

    Improving the method of dynamic analysis of mechanical systems dynamic factors dynamic model which can be represented by three-mass system of row with the first driving mass with prestressing elastic drive connections. Finding the dynamic coefficients.

    статья (286,7 K)
  • 246. Stimulation of bending vibrations in cylindrical piezoelements

    The role of piezoelectric transducers in electro- and hydroacoustics, where they are intended for radiation and reception of acoustic vibrations in air or aquatic environment. The use of monomorphic and bimorph elements for the manufacture of transducers.

    статья (245,7 K)
  • 247. Strength characteristics of a composite laminate with a center hole under biaxial tensile loading

    The developing of a useful model dealing directly with biaxial loading of composite plates with stress concentrations, which can be called progressive damage model. Progressive damage model was utilized to analyze the damage evolution of specimen.

    статья (1,7 M)
  • 248. Stresses in hollow axles with ellyptical cracks under rotating bending

    Model for calculation of nominal stresses in characteristic points of the surface fatigue crack to the tubular shaft in bending with rotation. Reasons for the decrease of the propagation velocity of cracks in the center and changing the geometry.

    статья (257,3 K)
  • 249. Structural and electro-physical properties of heterogenous film materials based on refractory metals

    Structural phase composition analysis of heterogenous film materials based on refractory metals is presented. A thermal activity nature of their conductivity was determined. Of investigation were estimated thermal resistance coefficient and energy.

    статья (495,2 K)
  • 250. Structural features amorphous-like coatings AlN-TiB2(TiSi2) after annealing (900, 1300 degrees) and their impact on physical and mechanical properties changes

    The study of magnetron sputtered coatings on base AlN-TiB2(TiSi2). The structural composition, morphology coated materials. Features amorphous-like coatings AlN-TiB2(TiSi2) after annealing and their impact on physical and mechanical properties changes.

    статья (699,0 K)
  • 251. Structural materials of new generation

    Application and classification of construction materials. Definition of key indicators affecting the choice of material. Alloys based on copper and aluminum. Properties, applications and benefits of innovative materials, thermosetting plastics, ceramics.

    статья (14,6 K)
  • 252. Structure and tribotechnical properties of the plasma sprayed coatings based on the components SiC-Al2O3 with the steel counterface

    Study the structure of the coating made of composite material that contains wear-resistant components SiC-Al2O3. The use of a metallic binder based on iron in composite production. The properties of the obtained coatings with the steel counterface.

    статья (527,4 K)
  • 253. Study of brown coal humic substances hybryd modification technology for design biodegradable polymer materials

    An 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 (216,9 K)
  • 254. Study of the effect of dried ginger extract on the quality of margarine

    Adding ginger extract to the technology of table margarine production. Expanding the margarine market range and extending its shelf life. The effect of adding an additive on an organoleptic characteristics of margarine, giving it a spicy taste and aroma.

    статья (745,6 K)
  • 255. Study of the effect of substrate on 3d surface roughness in diamond-like-carboncoating process

    The concept and functional characteristics of diamond-like films of amorphous carbon with a high concentration of carbon with SP3. The peculiarities of their practical use. Diagram of the coating, its physical and chemical properties, the benefits.

    статья (786,7 K)
  • 256. Study of the influence of enzymatic hydrolysis on the change of the nutritional value of rapeseed cake

    Substantiation of expediency of enzymatic processing of canola meal for increasing its nutritional value. The role of enzymatic hydrolysis in reducing the amount of cellulose and hemicelluloses, increasing the amount of free phosphorus in rapeseed rape.

    статья (53,8 K)
  • 257. Style direction "unisex" as a design practice in fashion design

    Features of defining the basic principles of the formation of the "unisex" style direction as a design practice in clothing design. Analysis of ways to identify the design and artistic compositional properties of the development of a costume collection.

    статья (4,8 M)
  • 258. Substantiation of the fashion system as the concept of fashion conduct in modern consumer society

    Determination of the principles of formation of fashion innovations in society in the context of the functioning of the modern fashion system. Characteristics of fashion innovations as objects of the fashion system and means of fashion communication.

    статья (33,5 K)
  • 259. Surveillance and endurance micro air vehicles

    Development of flexible-wing Micro Air Vehicles at the University of Florida. Design intent and approach, identifying airplane components, fabrication techniques and various testing methods used to assess overall airplane and component performance.

    статья (188,1 K)
  • 260. Synthesis and characterization of organic bentonite using oglanly clay: application as viscosifier in oil drilling fluid

    In scientific work, for the first time in the country, the technology of extracting organ bentonite composition used in hydrocarbon-based drilling fluid from local raw materials - bentonite is being investigated. The processes of sieving and cleaning.

    статья (16,2 K)
  • 261. Synthesis, structure, and characteristic of Zn(II) and Cd(II) coordination compounds with 3-methoxybenzene acid hydrazide and their biological activity

    Getting the coordination compounds of Zn (II) and Cd (II) from 3-methoxybenzene acid hydrazide using hot etanolnyh or water-ethanol solutions in weakly acidic medium. Participation organic ligand molecules in the formation of solid Zn(II) і Cd(II).

    статья (290,9 K)
  • 262. Systematization of approaches to the understanding and implementation of lean manufacturing

    Systematization of lean production tools that can be implemented at enterprises. Possibilities of using each of the proposed tools to solve problems of Ukrainian business development. Determination of prerequisites for the formation of corporate culture.

    статья (116,1 K)
  • 263. Technological aspects of dicarboxylic acids esterification in the presence of aprotic catalysts

    Investigation of obtaining diesteriv aliphatic dicarboxylic acid in the presence of aprotic catalysts - Lewis acids. Influence of catalysts on the technological indicators esterification process. Esterification process in the presence of aprotic acids.

    статья (124,6 K)
  • 264. Technologies of synthesis of materials with predefined properties

    The development of scientific and methodological bases of forming of structural and phase composition of alloys synthesized by the combined processes which consist of the metallothermic stage and SHS (self-propagating high-temperature synthesis).

    статья (1,1 M)
  • 265. Technology for diving piles

    Presents various methods of piling, using undercutting, as well as various combinations of these methods. The impact load on the pile head is created by special mechanisms. Driving piles by screwing is based on driving steel and reinforced concrete.

    статья (13,6 K)
  • 266. Technology of growing potatoes in the conditions of Turkmenistan

    The development of the agricultural and industry in the 15 th, 16 th centuries required a large amount of potato. As a result, more and more people are engaged in potato selection and sorting. Varieties are working to improve the quality yield of potato.

    статья (1,3 M)
  • 267. Technology of modern antibiotics production

    New approaches to research and construction microbial producers of antibiotics. Nutrient mediums for biosynthesis. Oil refining, purification and quality control. Screening of libraries of synthetic compounds. Culturing producer strains broad spectrum.

    курсовая работа (1,6 M)
  • 268. Terms of solutions of weakly perturbedlinear boundary problems

    Study of problems the sufficient conditions for the existence of solutions of linear nonhomogeneous impulsive boundary value problems with small perturbations when generating boundary value problem of impulsive has solutions for arbitrary right-hand side.

    статья (505,2 K)
  • 269. The computer – assisted design of the R.I. 01 industrial robot used for loading the BB-01 flexibile line utilized to cut revolution parts

    Integration of the R.I. 01 industrial robot into the working system of the BB-01 flexible line. Operational and design features of the R.I. 01 loading robot. The central spindle of the system. The horizontal frame holding the arm of the loading robot.

    статья (1,6 M)
  • 270. The construction of the model for damage level assessment of critical infrastructure objects

    The model is based on a regional convolutional neural network architecture that can identify and classify different types of damage, including those caused by natural disasters, accidents, or deliberate warfare attacks, such as shelling and bombardment.

    статья (7,2 M)

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