Wyniki wyszukiwania dla: DENSITY CALCULATION
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The dynamics of total outputs of Indonesian industrial sectors: A further study
PublikacjaThe purpose of the current study is to extend the previous studies which analyze the impacts of final demands modifications on the total outputs of industrial sectors of a particular country. More specifically, the study conducts the analysis regarding the impacts on the total outputs of Indonesian industrial sectors. The study employs a demand pull Input-Output (IO) quantity model, one of the calculation instruments in the IO...
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The dynamics of total outputs of Indonesian industrial sectors: A further study
PublikacjaThe purpose of the current study is to extend the previous studies which analyze the impacts of final demands modifications on the total outputs of industrial sectors of a particular country. More specifically, the study conducts the analysis regarding the impacts on the total outputs of Indonesian industrial sectors. The study employs a demand-pull Input-Output (IO) quantity model, one of the calculation instruments in the IO...
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The Impact of Sloshing Liquids on Ship Stability for Various Dimensions of Partly Filled Tanks
PublikacjaLiquid sloshing phenomenon taking place in partly filled ships' tanks directly affects the stability of a vessel. However, only static calculations are carried out onboard ships nowadays and static transfer of liquid weight is taken into account in the course of routine stability calculation. The paper is focused on a dynamic heeling moment due to liquid sloshing in tanks onboard ships. A number of numerical simulations of liquid...
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A Method of Assessment of the Liquid Sloshing Impact on Ship Transverse Stability
PublikacjaLiquid sloshing phenomenon taking place in partly filled ships? tanks directly affects the stability of a vessel. However, only static calculations are carried out onboard ships nowadays and static transfer of liquid weight is taken into account in the course of routine stability calculation. The paper is focused on a dynamic heeling moment due to liquid sloshing in tanks onboard ships. The set of numerical simulations of liquid...
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Investigations on strength and fracture in RC beams scaled along height or length
PublikacjaThe objective of the present paper is to identify experimentally and theoretically differing failure mechanisms in reinforced concrete beams subjected to four-point bending for a separate variation of the depth and length at the constant thickness. Experiments were performed on reinforced concrete beams under four-point bending. Different failure mechanisms included steel yielding, diagonal tension or shear- compression depending...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.4, b=0.26) and (C=6.2, b=0.38) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.0, b=0.11) and (C=7.3, b=0.49) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.4, b=0.26) and (C=7.3, b=0.49) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.4, b=0.26) and (C=3.3, b=0.40) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.0, b=0.11) and (C=6.4, b=0.45) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=5.5, b=0.37) and (C=7.3, b=0.49) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.0, b=0.11) and (C=3.3, b=0.40) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=5.5, b=0.37) and (C=6.2, b=0.38) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.0, b=0.11) and (C=6.2, b=0.38) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=5.5, b=0.37) and (C=3.3, b=0.40) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=5.5, b=0.37) and (C=6.4, b=0.45) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.4, b=0.26) and (C=6.4, b=0.45) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.80, b=0.25) and (C=3.30, b=0.40) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.80, b=0.25) and (C=6.20, b=0.38) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.8, b=0.25) and (C=5.3, b=0.38) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.10, b=0.14) and (C=7.30, b=0.49) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.1, b=0.14) and (C=4.4, b=0.42) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.10, b=0.14) and (C=6.20, b=0.38) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=5.70, b=0.32) and (C=3.30, b=0.40) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.10, b=0.14) and (C=3.30, b=0.40) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=5.70, b=0.32) and (C=6.20, b=0.38) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.4, b=0.26) and (C=4.4, b=0.42) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.80, b=0.25) and (C=6.40, b=0.45) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.4, b=0.26) and (C=5.3, b=0.38) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=5.7, b=0.32) and (C=4.4, b=0.42) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.1, b=0.14) and (C=5.3, b=0.38) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.0, b=0.11) and (C=4.4, b=0.42) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=5.7, b=0.32) and (C=5.3, b=0.38) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.0, b=0.11) and (C=5.3, b=0.38) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=5.70, b=0.32) and (C=7.30, b=0.49) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=5.5, b=0.37) and (C=4.4, b=0.42) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=5.70, b=0.32) and (C=6.40, b=0.45) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.8, b=0.25) and (C=4.4, b=0.42) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.80, b=0.25) and (C=7.30, b=0.49) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=5.5, b=0.37) and (C=5.3, b=0.38) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Determination of flow properties of a serial connection of two pneumatic elements with (C=2.10, b=0.14) and (C=6.40, b=0.45) from changes in air pressure in a tank being emptied
Dane BadawczeThe aim of the study was to determine the flow properties of serial connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for a directional control valve and a pressure relief valve arranged in-line. Four test configurations were used: (1) being emptied tank -> DCV -> ambient atmosphere,...
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Numerical analysis of pile installation effects in cohesive soils
PublikacjaIn this thesis the empirical equation for radial effective stress calculation after displacement pile installation and following consolidation phase has been proposed. The equation is based on the numerical studies performed with Updated Lagrangian, Arbitrary Lagrangian-Eulerian and Coupled Eulerian-Lagrangian formulations as well as the calibration procedure with database containing world-wide 30 pile static loading tests in cohesive...
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Dynamics of fault arc traveling along busbars in high voltage switchboards = Dynamika łuku zwarciowego przemieszczającego się wzdłuż szyn rozdziel-nic wysokiego napięcia
PublikacjaThe paper presents the results of magnetic induction and electrodynamic force calculations acting on arc column during short-circuit in medium voltage air-insulated bus-bars. The gap between the bars was 120 mm and the prospective short-circuit currents ranged from 4 kA to 8 kA. The paper also shows the measurement results of average velocity fault arc depending on currents arc diameter and arc current was established and described....
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Efficient model order reduction for FEM analysis of waveguide structures and resonators
PublikacjaAn efficient model order reduction method for three-dimensional Finite Element Method (FEM) analysis of waveguide structures is proposed. The method is based on the Efficient Modal Order Reduction (ENOR) algorithm for creating macro-elements in cascaded subdomains. The resulting macro-elements are represented by very compact submatrices, leading to significant reduction of the overall number of unknowns. The efficiency of the model...
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A Noded Carbon Emission Tool (NCET) to Measure Embodied Carbon (EC) in Compositional Cementitious Materials
PublikacjaThe ever evolving modern construction industry is now producing the highest levels of carbon content adversely affecting the construction associated environment. Although, the impact of carbon induced emission is quite large, but still not enough measurable standards and tools to scale these emission are available. This study contributes to the body of knowledge by providing a Grasshopper based definition to calculate the embodied...
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Design and distribution of air nozzles in the biomass boiler assembly
PublikacjaDue to energy crisis as well as increasing pollution of the environment, renewable energy sources usage increases all over the world. These facts encouraged authors to start research over developing a uniform biomass boiler calculation model. This paper presents a design of biomass boiler assembly created for ORC (Organic Rankine Cycle) unit since these systems could achieve strong position in energy industry....
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Examples of numerical simulations of two-dimensional unsaturated flow with VS2DI code using different interblock conductivity averaging schemes
PublikacjaFlow in unsaturated porous media is commonly described by the Richards equation. This equation is strongly nonlinear due to interrelationships between water pressure head (negative in unsaturated conditions), water content and hydraulic conductivity. The accuracy of numerical solution of the Richards equation often depends on the method used to estimate average hydraulic conductivity between neighboring nodes or cells of the numerical...
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Multi-nodal PWR reactor model — Methodology proposition for power distribution coefficients calculation
PublikacjaIn the paper the multi-nodal Pressurized Water Reactor (PWR) model called Mann’s model is presented. This models is used for modelling purposes of the heat transfer from fuel to coolant in reactor core. The authors expand widely used in literature approach by defining additional coefficients for the heat transfer model. These parameters approximate the power generation distribution in the PWR reactor core according to the to the...
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Non-Least Square GNSS Positioning Algorithm for Densely Urbanized Areas
PublikacjaThe paper introduces an essentially new algorithm for calculating the GNSS position as an alternative to the least-square method. The proposed approach can be widely applied to any positioning method that uses multiple position lines for position calculation and is an example ofhow using a numerical solution can improve position accuracy without access to historical data. In essence, the method is based on the adaptation of the...
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Field tests on hydrodynamic and hybrid operation of a bi-directional thrust bearing of a pump-turbine
PublikacjaIn vertical shaft pump turbines operating in pumped storage power plants an important role is played by a thrust bearing. Because of bi-directional character of operation, thrust bearing tilting pads have to be supported symmetrically, which is known to be unfavourable from the point of view of their performance. Large thrust bearings have to be carefully designed so as to minimise excessive thermo-elastic pad deformations. The...