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коллекция "otherreferats"
Главная Коллекция "Otherreferats" Производство и технологии
  • 31. APS системы и их особенности

    Характеристика концепции производственного планирования, главной особенностью которой является возможность построения расписания работы оборудования в рамках всего предприятия. Изучение преимуществ и особенностей систем Advanced Planning & Scheduling.

    реферат (18,2 K)
  • 32. Aналіз і синтез системи автоматичного керування

    Побудова логарифмічних частотних характеристик розімкнутої некоригованої системи автоматичного керування та визначення її стійкості. Синтез коригуючого пристрою. Розрахунок параметрів, частоти та стійкості типових дійсних частотних характеристик.

    курсовая работа (199,0 K)
  • 33. Big data, data science и machine learning, как новейшие тренды современности

    Рассмотрение областей IT - Информационных технологий, как Big Data, Data Science (Наука о данных) и Machine Learning (Машинное обучение). Ознакомление с данными областями и сферами, уточняется их актуальность и применение в современных бизнес-процессах.

    статья (434,1 K)
  • 34. Boiling and crystallization in three-phase two-components solution

    Consideration of the laws dynamics and growth of vapor bubbles and crystals in the solution. Study of dynamic behavior of a three-phase, two-component medium in an axially symmetric channel. Analysis of the conditions necessary for the crystallization.

    статья (409,2 K)
  • 35. Brushless Direct Current electric-drive in the mechanism of pulse feed of electrode wire

    Analysis of requirements for electric-drive of mechanism of pulsed wire feed, and the benefits of using a special Brushless Direct Current electric-drive. Design of half-bridge circuit to regulate the strength of the current phase of the stator windings.

    статья (332,5 K)
  • 36. Calculating bending finned tubes heat transfer system

    Proposal and implementation of a new methodology for calculating the bending finned tubes for heat exchange systems. Getting high-quality bends with minimum radius of bending pipes bimetallic and monometallic. The use of technology in the helical rolling.

    статья (5,4 M)
  • 37. Calculation of the critical velocity of law pressure cold sprayed materials

    The relation between the particles velocity and the deposition efficiency of material powders. A different approaches for calculating the critical deposition velocity. Computational fluid dynamics model. Critical particle velocity determination.

    статья (259,5 K)
  • 38. Calculation of the stable operation of the spray vortex countercurrent mass transfer device (VSCMED) depending on the hydrodynamic flow characteristics

    Theoretical studies allow developing a theoretical substantiated method for calculating the stability of spray vortex countercurrent mass transfer device. Review and characterization of the effect on the drop centrifugal force and resistance forces.

    статья (144,4 K)
  • 39. Carbohydrate polymers

    The 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 (14,1 K)
  • 40. Casein Stabilized Metal and Metal Oxide Nanoparticles for the Efficient In Vitro Culturing of Scoparia dulcis L.

    The effect of casein-stabilized metal and metal oxide nanoparticles on the in vitro growth of Scoparia dulcis L. was studied. The effect of nanoparticles on callus induction, regeneration of shoots and roots was studied. Influence on the regeneration.

    статья (760,6 K)
  • 41. Characterization of semiconductor materials. Principles and Methods

    An analysis of demand in the semiconductor industry, covering all three phases of materials: gases, liquids and solids. The study of the peculiarities of application for solids which includes a semiconductor substrate, metal, dielectric, an organic film.

    книга (13,3 M)
  • 42. Cleaning of natural and sewage water using new composite flocculants-coagulants

    А technology for manufacturing composite materials - flocculants-coagulants on aluminum-silicon and iron-silicon base. The evaluation of the effectiveness of the developed flocculants-coagulants for cleaning of natural water and industrial wastewater.

    статья (259,2 K)
  • 43. Commercial potential of linear Fresnel solar collectors in the industrial sector of Ecuador: preliminary assessment

    The manufacturing industry may be a key sector for the application of this technology, reduce the use of conventional energy sources, especially in the food industry located in the Andean region. Ecuadorian policies and regulations on renewable energy.

    статья (307,0 K)
  • 44. Comparative analysis on performance emission test of single cylinder engine and multi cylinder engine

    In the test of diesel engine, because the performance test of multi cylinder engine with different configuration needs to be replaced, and there is a certain risk in the first test, while the single cylinder engine is more suitable for the research.

    статья (1,7 M)
  • 45. Comparative studies on physico-chemical properties of indium sulfide films deposited under different deposition conditions by chemical bath deposition

    Analysis of the effect of deposition parameters on the crystal structure, surface morphology and compositional properties of an indium sulfide films. The use of electron microscopy to study the orientation of grains. Investigation of optical absorption.

    статья (658,0 K)
  • 46. Comparison and contrasting of laser machining and photochemical machining for the manufacture of complex geometries in sheet metals

    Comparison of two non-conventional processes which are laser and photochemical machining. The formation of complex shapes in metal sheets. Chemical etching of the material for the manufacture of the desired finished product by a controlled corrosion.

    статья (218,7 K)
  • 47. Comparison of finite element modeling and analytical approach results for oscillating rod structure with crack

    The comparison of natural modes for the first and second transverse oscillation modes obtained by numerical simulation and finite element package of analytical calculation of the core model. The analysis waveforms for different values of the defect.

    статья (2,0 M)
  • 48. Complex use of recovered heat to increase the efficiency of gas-fired boilers

    The work of complex heat-recovery systems using water-hiting and air-heating heat-recovery exchangers was investigated. The combined use recovered heat to heat the return heat-network water, water of chemical water-purification system or combustion air.

    статья (264,3 K)
  • 49. Compression of digital images on the basis of multilevel spline approximation

    Characterization of features spline approximation television pictures. Rearranged algorithm spline approximation television images detailing calculation of the coefficients which gives the possibility to improve the quality of decompressing video.

    статья (183,7 K)
  • 50. Computer-aided design of vertical-axis wind turbines

    Computer-aided system as a solution of the computer-aided design task. Aerodynamical aspects of vertical-axis wind turbines. Principle of action of lift-driven vertical axis wind turbines. Formulation of the methodical basis for computer program.

    статья (477,4 K)
  • 51. Consider 3D microstructures for mechatronics technology

    Defining of dimensional relationships where the aspect ratio. The building process for 3D microdevices. The features of creation surface energy high enough to maintain adhesion of the electroplated material until completion of the plating process.

    реферат (148,4 K)
  • 52. Control of crane mechanisms with electric drive frequency converter

    The electric drive of Crane mechanisms. The powered motor speed control via frequency converter and process control via programmable logic controller. Cranes are an important part of many industries and construction sites used for lifting heavy loads.

    статья (854,6 K)
  • 53. Control system of a promising domestic unmanned aerial vehicle of a tactical command link

    Controlling the rudder, counting the distance traveled, turning off the engine and resetting the wings - the simplest autopilot functions. Radio control - the technology, that allows drones to follow difficult routes, perform maneuvers in the air.

    статья (8,3 K)
  • 54. Counting the number of entering and exiting passengers on buses using YOLOv8

    The application of the YOLOv8 and ByteTrack real time object identification algorithms to accurately determine the number of individuals boarding and exiting buses. This study aims to determine the prevalence of stowaways on buses in Kazakhstan.

    статья (1,7 M)
  • 55. 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.

    курсовая работа (575,2 K)
  • 56. Cистема управления технологическим объектом

    Анализ кинематики токарного станка с вертикально-наклонной компоновкой. Кинематическая схема токарного центрового полуавтомата с числовым программным управлением. Стандартный кадр управляющей программы: круговая интерполяция без указания скорости подачи.

    курсовая работа (55,2 K)
  • 57. Cпецифика проведения испытаний древесных композиционных материалов методом газового анализа на российских предприятиях

    Использование метода газового анализа в европейских странах для контроля экологической чистоты древесных композиционных материалов по выделению формальдегида. Повышение чувствительности методики. Построение криволинейного калибровочного графика.

    статья (330,0 K)
  • 58. Cпрямований вибір силових вузлів агрегатних верстатів за компоновочними та технологічними вимогами

    Огляд технологічних можливостей і компоновочних характеристик силових головок пінольного типу, на основі яких компонуються агрегатні верстати середнього розміру: особливості циклограмування та розрахунку складних циклів оброблення під час свердлування.

    автореферат (40,9 K)
  • 59. Demystifying Customer Perception of Electric Vehicle Adoption in South Africa Using the Technology Acceptance Model

    Demand for vehicles with a zero carbon footprint. Understanding the predictors of human behavior regarding the potential adoption or rejection of a technology. A comprehensive consideration of the possibilities of switching to low-emission vehicles.

    статья (99,6 K)
  • 60. Design of a controller for ideal positioning servosystem

    Motion systems as core technologies, as mechanical systems, like microelectronic manufacturing equipment, are required to achieve high speed and accuracy. The influence of the dynamics of a mechanical system on the quality of the position tracking syste

    статья (581,1 K)

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