Mathematical Model

Calculation of the Grounding Resistance of Structures Located on Elevated Terrain
We present an analysis of the response of a grounding electrode located on the top of a mountain. Specifically, we derive an analytical …
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Mathematical model of lightning stroke development
This paper presents a mathematical model of the lightning stroke path development. Any lightning model is a mathematical construct …
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Fault diagnosis of squirrel cage induction motor analysing line neutral volrage
This paper describes the modeling, determination of parameters, measurement and analysis of cage asynchronous motor failures, such as …
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Start-up of sensorless electronically commutated motor
The paper presents the EKM take-off method without a rotor position sensor. The method is adapted for integration into already existing …
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Mathematical model for calculating impedance of a multi-cable interconnection between power substation earthing grids
Mathematical model for calculating impedance of a multi-cable interconnection between power substation earthing grids is presented in …
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Analysis of sistem of vector controlled induction motor
In this paper, a mathematical model of a vector control system based on a chained rotor flow was created. The mathematical model of the …
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Single short circuit current distribution in the passive part of the system consisting of a subsea optical and the submarine power cables being incident with overhead lines
The article presents an originally developed mathematical model intended for determining the distribution of single-pole short-circuit …
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Current distribution investigation in a short-circuited single-core cable
The article presents an originally developed mathematical model intended for researching the distribution of currents in a three-phase …
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The stochastical calculation of the Lightning protection efficiency for a substation
The article presents an originally developed mathematical model intended for the stochastic calculation of the effectiveness of the …
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New mathematical model for current distribution in earthing systems
The article presents an originally developed mathematical model intended for the calculation of the distribution of single-pole …
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