Calculating Three-Phase Short-Circuit Current Using Node Admittance Matrix with Input Data Processing
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Detailed Documentation
This program is designed to calculate three-phase short-circuit currents using node admittance matrix methodology, which includes processing input data, constructing node impedance matrix, selecting fault locations, computing short-circuit currents, and determining voltages at each node. The implementation involves matrix inversion techniques to transform the admittance matrix into impedance matrix, followed by fault analysis algorithms that apply symmetrical component methods for three-phase systems. Additionally, the program calculates currents in specified branches using current distribution factors derived from the impedance matrix, enabling comprehensive circuit performance analysis. By utilizing this computational approach, users can accurately predict circuit responses under fault conditions, identify potential failure points more effectively, and consequently enhance circuit reliability and performance through systematic short-circuit studies.
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