Water central heating – the pipework
Water central heating system and its components: boiler, radiators and connecting pipes. The existence of various devices of the boiler, piping and radiator feeds. The advantages and disadvantages of the system. Рractice of installation of the pipeline.
Подобные документы
Analysis 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 13.10.2016Design of multi-input devices of relay protection and automatics on the basis of the structural linguistic method. The development of the steady-state devices in the conditions of variety of input meaningful situations. Methods of improvement of CAD.
статья, добавлен 09.09.2016Analysis of perspectives of development of renewable energy sources in Poland in the future. Investigation and characterization of the cumulative power installation and electric energy production. Definition of the forecast of power installation.
статья, добавлен 22.03.2016Areas of application electrodispersion meniscus and the capillary breakup of jets of liquids in a variety of industries with current technology. Education of pulsating microcones. The dynamics of the water meniscus depending on the applied voltage.
статья, добавлен 13.10.2016- 55. Solar energy
The essence of the process of using solar energy in the areas of alternative energy. The process of generating electricity using solar cells. The advantages and disadvantages of the introduction of solar energy. The use of photovoltaic installations.
презентация, добавлен 23.12.2013 Solar energy is one of the technological options for the transition to renewable energy sources. Environmental consequences of installation and use of solar installations in Southern Romania. Potential effects of installations on the environment.
статья, добавлен 08.07.2021Solar and water power. Nuclear power plants. Appropriate regions for alternative energy. Environmental problems that may have a terrible influence on the future of the world. Greenhouse effect is the emissions of different gases in the process of firing.
презентация, добавлен 21.06.2015Problems of reducing dielectric strength of transformer oil. The technology of pumping oil through the adsorbent to remove excess moisture. Analysis of methods of drying the adsorbent by an electromagnetic field. Advantages and disadvantages of methods.
статья, добавлен 30.10.2016Correlation between the central surface density of dark matter haloes and the halo core radius of galaxy and galaxy recently studied on a wide range of scales. The column density within the halo characteristic radius. The model and the S-M relation.
статья, добавлен 17.10.2013Features of Russian-Vietnamese energy cooperation. An abundance of energy resources as a central element in the development of the energy sector. Communist allies as the only international source of support for the Democratic Republic of Vietnam.
статья, добавлен 16.04.2021Testing TimePix micropixel chip as a detector of low energy ions in a focal plane of the laser mass-spectrometer. A unity of pixels over ion mass. Creating "electronic focal plane" of a mass-spectrometer with obvious advantages of real time devices.
статья, добавлен 28.09.2013Breaker protection and control architecture. Modern microprocessor-based relay protection and automation devices. Notion of intelligent electronic devices. Advanced breaker protection and control diagnostic. Blocking functions in breaker protection.
статья, добавлен 08.05.2013Analys and discus an influence of 3D waveguide's scattering on characteristics of the integrated optical devices. Attenuation in optical waveguides, threshold-pumping power for thin-film dye lasers, dynamic range of integrated optical spectrum analyzer.
статья, добавлен 07.11.2018- 64. Creaking Door
Defining the parameters of the slip at a constant level kinetic friction. Provides an analytical scheme for solving the problem for a system with uncertain coordinates. The amplitude of oscillation of the changes and built a sine wave of the function.
лекция, добавлен 26.05.2014 A problem for an infinite array of longitudinal slots excited by planar waveguides is considered. An equation is solved with help of Galerkin’s technique for a case of normal radiation. Problems of the array matching in narrow bands are considered.
статья, добавлен 04.11.2018The synergetic model of boundary friction - the system of equations for the stress, strain and temperature, describing the nontrivial behavior of the ultra thin lubricant film. The influence of shear modulus deformation defect on hysteresis phenomena.
статья, добавлен 30.07.2016Learning the basics feedback theory. Application of differential input, single-ended output amplifiers. Isolation amplifiers, which provide galvanic isolation between sections of a system. Operating principles of analog filters, audio/video amplifiers.
книга, добавлен 25.11.2013The model for 6Li nucleus is used to study the structure properties of this system within the variational method with Gaussian basis. The description of the elastic S-phases at low energies simultaneously with correct values of the binding energy.
статья, добавлен 19.09.2013Newton’s laws for gravitation and resultant acceleration. Modeling a two body motion analogue system. The assumption that the angular velocities involved were considerably more less than one radians per second. Using of the Lambert’s wave function.
статья, добавлен 09.09.2012The results of experimental studies of physical mechanisms of energy dissipation in the oscillating system in which air cavity held by the forces of magnetic levitation. Limitation of applicability of Helmholtz equation, caused by boundary effect.
статья, добавлен 13.10.2016The convergence process of the heavy ions in the fusion-fission reactions. Three collective state parameters of the total system: the quadrupole deformations of the target nucleus and the incoming ion and the distance between their centers of mass.
статья, добавлен 19.09.2013The study of the pathogenic effect of electric fields of alternating current on biological systems (Drosophlla melanogaster) to substantiate the maximum permissible levels of electromagnetic radiation by creating new rapid methods using test objects.
статья, добавлен 29.09.2018Describing space-time evolution of electric charge induced in dielectric layer of simulated metalinsulator-semiconductor structures due to irradiation with X-rays. The system of equations used as a basis of the simulation model is solved iteratively.
статья, добавлен 30.07.2016The qualitative scheme of the formation of ferromagnetic grains in the matrix with non-magnetic layers of condensation. Analysis of the principle of operation of the automated system for research thermoresistive properties of thin film materials.
статья, добавлен 30.07.2016Establishment of a system of equations for quantum electrodynamics in which an electron, like any other charge, has an electric and a magnetic field. Description of the eigenvector fields using scalar and vector potentials satisfying the equations.
статья, добавлен 28.04.2017