Suggested Topics within your search.
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- Mathematical models 3
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1101
Creation methodology for calculating methane low-flow low-speed compressor stages based on data processing of experimental study
Published 2022-10-01“…This article presents the results of a set of works carried out to adapt the existing mathematical model for calculating the working processes of low-speed compressor stages for methane compression and to create an engineering methodology for calculating the performance of the stage based on the experimental data obtained.…”
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1102
Decoupling Control Strategy of BLIM considering Rotor Mass Eccentricity
Published 2018-01-01“…., bearingless induction motor, is a multivariable, nonlinear, and strong coupling object; to achieve its high performance magnetic suspension operation control and overcome the influence of the rotor mass eccentricity, a decoupling control strategy considering the rotor mass eccentricity is proposed. Firstly, the mathematical model of the torque system based on the rotor flux orientation and the mathematical model of the magnetic suspension system based on the air gap flux orientation are presented; on this basis, the inverse system decoupling control method of the BLIM is researched. …”
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1103
Vibration Characteristics and Reduction Analysis of Lifting Pipe under Ocean Current
Published 2021-01-01“…Considering the geometrical features of the prototype, this paper establishes the physical model, mathematical model, and simulation model of the lifting subsystem. …”
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1104
Estimation of multi-layer coating efficiency for passive radiative cooling
Published 2021-06-01“…Based on the developed mathematical model, the optical properties of the multi-layer coating for the radiative cooling system were evaluated by the Transfer Matrix Method and the effectiveness of radiative cooling was determined due to the use of the multi-layer coating in the climatic conditions of Syria (Latakia). …”
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1105
Investigation on Gas-Soot Flow Distribution Characteristic of Soot Capture Process in the Wall-Flow Diesel Particulate Filter
Published 2021-01-01“…Therefore, the established mathematical model can be used for predicting gas-particle flow velocity distribution in the diesel particulate filter.…”
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1106
An Improved Harmony Search Algorithm for Power Distribution Network Planning
Published 2015-01-01“…IHS algorithm is applied to solve the complex optimization mathematical model. The empirical results strongly indicate that IHS algorithm can effectively provide better results for solving the distribution network planning problem compared to other optimization algorithms.…”
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1107
A novel model of photoacoustic and thermalelectronic waves in semiconductor material
Published 2025-01-01“…Using the harmonic wave method, we can solve the mathematical model. All the physical fields in the physical domain can be obtained from the numerical solutions of the mathematical model, including displacements, temperature, acoustic pressure, mechanical distributions, and carrier density diffusion. …”
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1108
Po co matematykom Jan Jakub Rousseau?
Published 2015-09-01“…Over time, the mathematical modeling was found to be useful in the social sciences. …”
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1109
MODEL OF WORK OF GRANT FUND
Published 2016-02-01“…The graphic illustration of the offered mathematical model is given.…”
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1110
PROCESSES OF MASS-TRANSFER IN DENDRITE GRIT AT HARDENING OF STEEL INGOTS AND SLUGS
Published 2006-02-01“…The processes of mass transfer in dendritic grid of hardening steel ingots and continuously cast slugs are investigated using the mathematical modeling taking into account separation diffusion in two-phase zone and inflow of melt into the shrinkage zone. …”
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1111
Information system for ontological modelling the subject areas
Published 2022-06-01“…The goal is to develop a mathematical model of ontology and the information system for ontological modeling. …”
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1112
Simulation of Distributed Current Sensor Based on Optical Fiber Deformation
Published 2019-09-01“…An a priori estimate of parameters of the measuring system was carried out on the basis of the mathematical model of stimulated Brillouing scattering in an optical fiber. …”
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1113
On an initial-boundary value problem for the nonlinear Schrödinger equation
Published 1979-01-01“…We study an initial-boundary value problem for the nonlinear Schrödinger equation, a simple mathematical model for the interaction between electromagnetic waves and a plasma layer. …”
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1114
DEVELOPMENT OF THE CAST MOLDING MANUFACTURE TECHNOLOGY ON GASIFIED MODELS
Published 2013-09-01“…On the basis of mathematical modeling of casting processes the filling and solidification «Suspension of PMD» were analyzed, the most portable places of pore formation were identified. …”
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1115
PROSPECTS OF SHALE GAS PRODUCTION IN THE RUSSIAN FEDERATION IN TERMS OF TECHNOLOGICAL DEVELOPMENT
Published 2016-03-01“…This article describes the main aspects of shale gas production, analyzes its features and ecological and economic risks. Proposed a mathematical model of a choice of variants of development of deposits of shale gas.…”
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1116
Problem of conjugated heating of steel bloom in pusher-type multistage continuous furnace of the mill 600
Published 2000-11-01“…А mathematical model and an algorithm of calculation of conjugated heat-exchange while heating metal castings in a pusher-type continuous furnace. …”
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1117
Mathematical Analysis of the Prey-Predator System with Immigrant Prey Using the Soft Computing Technique
Published 2022-01-01“…In this paper, a mathematical model for the system of prey-predator with immigrant prey has been analyzed to find an approximate solution for immigrant prey population density, local prey population density, and predator population density. …”
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1118
Location Decision-Making of Equipment Manufacturing Enterprise under Dual-Channel Purchase and Sale Mode
Published 2018-01-01“…In the multiplant location decision problem, we have established the conceptual model and the logical model and established the mathematical model with the goal of minimizing the cost and time. …”
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1119
A Kind of Filling Lattice Structure Based on DFAM for Mechanical Parts: The Diamond Lattice Structure
Published 2021-01-01“…A kind of diamond lattice structure unit is designed by imitating the natural method based on Design for Additive Manufacturing of mechanical parts. The mathematical model of the relative density and mechanical properties of the unit are established, and the relationship between the two is obtained, which is verified by simulations; then the relatively uniform results are obtained. …”
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1120
A mathematical optimization model for allocating physical spaces to academic requirements
Published 2023-09-01“…In this paper, a mathematical model of integer programming is presented to formulate this problem.Methodology: To solve the model, the gradient descent method is used and its parameters are adjusted. …”
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