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NAP is a comprehensive software package for planning and analysis of electric power networks.NAP is the result of more than 30 years of Systems Europe experience in load flow models, new research on mathematical and physical systems and modern Object Oriented Programming techniques.A single graphical user interface allows to access several calculation models: - Initial Load Flow (ILF) - Constrained Power Flow (CPF) - Optimum Power Flow (OPF) - Short Circuit (SCC) - Contingency Analysis (OUTSIM)

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