Thermal Сonditions of Technological Plasma Sources Cathodes
Determination of thermal conditions of vacuum-arc plasma sources cathodes. Investigation of the thermal field of a stationary cathode surfaces, the cathodes different geometry and heat flux. A period of time for cathodes with different types of cooling.
Подобные документы
Establishing the regularities of the thermal factor and radiation processing influence on the structure of ion-plasma coatings received by magnetron sputtering of quasi-binary WC-TiC system. Creation and use in practice ion-plasma multilayer coatings.
статья, добавлен 30.07.2016Review and analysis of physical and numerical modeling of the field emission energy conversion nanoscale systems. Study and characterization of the main features of the systems with a cathodes based on an array of carbon nanotubes or quantum dots.
статья, добавлен 30.07.2016The advantages of the method of modulation polarimetry applied to the sample in the quartz glass plate to identify its internal thermal stresses caused by the spreading of the thermal wave. The solution to the problem of non-stationary thermoelasticity.
статья, добавлен 26.06.2016The latest research and development in China for magnetic field-enhanced vacuum arc deposition (MFE-VAD). The interaction between the magnetic field and cathode arc spot (and arc plasma). External magnetic field. The increasing of plasma density.
статья, добавлен 30.07.2016A technique of measuring the output of delayed neutrons of fission in the process of learning cores, with the help of a mechanical chopper. The use of neutron flux applied for demodulation, correlated with the modulation of the thermal neutron flux.
статья, добавлен 19.09.2013Studding of Deposition of uniform coatings in the vacuum arc deposition setup. A control unit consisted of two electromagnetic coils installed under substrate of 400 mm dia. exposed to the plasma flux at a distance of 325 mm from the plasma duct exit.
статья, добавлен 30.07.2016The efficiency of a thermal power cycle. Use of waste heat for process or central heating. Ways to increase the overall efficiency of the power plant. A combination of different thermodynamic cycles in a combined cycle. Once-through cooling systems.
статья, добавлен 20.02.2019Investigation of reverse effects in non-residential buildings after thermal modernization. Study of actual and calculated indicators of heat consumption before and after thermal modernization. Development of a technique for determining reverse effects.
статья, добавлен 01.12.2017Practical study of the general nature of the effect of an electrostatic field on a low-temperature plasma. The Tesla Converter and generator as sources of the electrostatic field in the experiment. Extinguishing the flame using an electrostatic field.
статья, добавлен 26.05.2020Analysis of the deposition temperature of TiC-WC quasi-binary system ion-plasma coatings (magnetron scheme) of different composition. Extension of structural, substructural States in terms of non-equilibrium producing a material of the ion-plasma flows.
статья, добавлен 13.10.2016Analysis of physical and numerical modeling of an electron emission and transport processes for different electron-optical energy conversion systems with nanostructured surface electron sources. Review of energy conversion processes with high efficiency.
статья, добавлен 30.07.2016The overall frame and principal steps of complex numerical modelling of thermal processes in power boiler furnaces on pulverised coal with tangential disposition of the burners. The methodology for creation of three-dimensional models of boiler furnaces.
статья, добавлен 02.02.2019The receipt of the thermoelectric properties of p-alloy powders and their structural properties. Compaction of powders by vacuum hot pressing and spark plasma sintering. The thermal conductivity of the samples, the calculation of the Seebeck coefficient.
статья, добавлен 13.10.2016Analysis of thermal stability, features of structure, physical-mechanical descriptions of thin wearproof coverages on the basis of diborides of transitional metals, under act of high temperatures. Studding the optimization model of cutting process.
статья, добавлен 30.07.2016Aimed at revealing of the draft mechanisms at the thermal power plants, which serve for continuous air supply to the boiler furnace. It is necessary for combustion process of fuel and removal of combustion products from the boiler into atmosphere.
статья, добавлен 25.11.2021The essence of the method of a round flat constant power probe used to determine the thermal characteristics of solids. Formulas for calculating thermal conductivity and thermal diffusivity. Measuring equipment, analysis of experimental results.
статья, добавлен 30.05.2021Calculation of the average neutron energy. The converter of thermal neutrons. The reactor core. Radiography and tomography tumor contour. Project progress MEDAPP. Irradiation of the cell cultures. Determination of biological efficacy of a new beam.
статья, добавлен 06.11.2013A consideration of process for impulse heat treatment of a silicon surface. The studying the thermal conductivity of a silicon powder and a polycrystalline wafer molded from powdered stock. Defining and comparing compounders with monocrystalline silicon.
статья, добавлен 29.07.2014The dependencies of energy flow density and energy density on wave vector for different magnitudes of external magnetic field are analyzed. The sign of the Poynting vector in each plasma region is investigated. The velocity of energy propagation is found.
статья, добавлен 27.07.2016- 20. Fields excited and providing a uniform focusing of short relativistic electron bunches in plasma
Exited fields which provide relativistic electron bunches in plasma. The purpose of this paper is to show by simulation that one can derive and achieve conditions of identical and uniform focusing of sequence of short relativistic electron bunches.
статья, добавлен 27.07.2016 The coatings based on (Ti-Al-Zr-Nb-Y)N and (Ti-Zr-Hf-V-Nb-Ta)N were obtained by means of vacuumarc deposition from the cathodes in the atmosphere of nitrogen. Their physical and mechanical properties, tribotechnical characteristics have been studied.
статья, добавлен 30.07.2016Results changes in the structure of materials at pulsed plasma processing on the accelerator. Changes in physico-mechanical properties because the structure and phase transformations in a material when the difference of parameters of the plasma exposure.
статья, добавлен 13.10.2016The review for different devices: Infrared sensor arrays for thermal imaging on active Si read-out chips, resonant cavity enhanced IR detectors, quantum well lasers on Si substrates and "wavelength transformers", structures operated in sub-threshold.
статья, добавлен 28.06.2013For ion-plasma coatings of quasi-binary system TiB2-WB2 the influence of composition on structure and adhesion strength has been analyzed. Investigation of ion-plasma coatings in order to determine their adhesive and cohesive strength, scratch resistance.
статья, добавлен 30.07.2016The modeling results of the zonal electric field and the vertical component of the plasma transfer velocity due to electromagnetic drift during magnetic storms were presented. Penetration into the mid-latitude ionosphere during geomagnetic disturbances.
статья, добавлен 30.10.2016