CONTENTS.

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1 CONTENTS PREFACE 11 ACKNOWLEDGMENT COMPUTER-AIDED MODELING AND SIMULATION Introduction Definitions Categories of approaches to modeling Phases of development The role of computers in modeling and simulation Methodology of computer-aided modeling and simulation Formulation of the problem Analysis of the problem Forming the mathematical model General considerations General principles of good modeling Selection of computerized methods Forming the program Development of the algorithm Requirements for resources Program characteristics Simulation Aspects of performing simulation Advantages of simulation Supplement: GIC - software tool for calculating the grounding grid impulse characteristics Purpose of the program Mathematical model of a grounding grid in an impulse regime Sequence of calculation Description of the software Defining the parameters for calculating grounding grid impulse characteristics

2 6 CONTENTS Executing the calculation Display of calculation results Calculation examples Input-output values and possible errors Input-output variables Possible Errors Messages when working with the software tool GIC Using windows commands Opening the program Appearance of screen with windows commands Description of individual commands using the help menu 117 LITERATURE APPLICATION OF SOFTWARE TOOLS IN POWER ENGINEERING CALCULATIONS MATLAB /Simulink Introduction Basic groups of blocks in Simulink software* Additional module SimPowerSystems * Application of MATLAB technical computing software in calculation of characteristic values of fault current General considerations Calculation of characteristic values of the fault current Calculation process using the Simulink module SPLCAD software tool for designing medium-voltage overhead lines Introduction Description of SPLCAD software tool and an example of its application Simulink model of a turbine regulator in the "Kokin Brod" hydroelectric power plant General data on the hydroelectric power plantl Modeling the "Kokin Brod" HPP Display of the "Kokin Brod" HPP turbine regulator 184

3 CONTENTS Simulink model of turbine regulator Comparative analysis of numerically and experimentally obtained results EMTP / ATP Introduction Examples of calculations of overvoltages caused by switching operations of the disconnector in metalenclosed SF 6 gas insulated switchgears General considerations Electromagnetic transient processes in secondary circuits of measurement transformers in GIS Calculation of growth of potential of the metal enclosure of an SF 6 gas insulated switchgear caused by switching operations of the disconnector MS Excel / MS Access Introduction Application of databases in designing high-voltage substations Criteria for selection of high-voltage equipment Calculation of characteristic values of fault current Application of databases in selection of high-voltage equipment Definition of database types Example of the application of MS Excel Example of the application of MS Access Application of MS Excel macros for design in power engineering Developing macros in MS Excel Examples of the application of macros Application of MS Excel in designing the power supply of telecommunications equipment Technical description of power supply with direct voltage Technical calculations AutoCAD Introduction Spatial (3D) model of a turbogenerator 255

4 8 CONTENTS Calculation of the moment of inertia of busbars Designing lightning protection for general and special purpose structures General considerations Theoretical assumptions for calculation of the protection level and protected zone Examples of calculations of the protected zone for a general purpose structure Example of calculation of protected zone for a special purpose structure Designing lightning protection for substations General considerations Overview of the method for evaluating the protected zone of substation as a special purpose structure Example of calculation of protected zone for substation Designing lightning protection for overhead lines General considerations Review of the method for calculating the protected zone of overhead lines as structures with limited danger Program organization Examples of calculation of overhead line shielding zone Conclusions 303 LITERATURE APPLICATION OF SOFTWARE TOOLS IN DRAFT ING GRAPHICAL DOCUMENTATION Introduction Graphical documentation Electrotechnical graphic symbols Types of electrical diagrams Marking of devices and connections in diagrams EPLAN Introduction EPLAN concept Main functions of the CAE tool EPLAN Electric P Example of the application of EPLAN 337

5 CONTENTS Application of the program SIMARIS DESIGN and SIMARIS SIVACON for design and installation of low-voltage switchgear Introduction Application of the program SIMARIS DESIGN Application of the program SIMARIS SIVACON LITERATURE APPLICATION OF SOFTWARE TOOLS IN POWER ENGINEERING PROJECT MANAGEMENT About projects Definition of a project Types of designs Participants in realization of the project Content of main design Phases within the realization of the project from the perspective of the investor Types of contracts Example contract Basics of project management Project cycle Phases of project management Examples of project management Application of the program MS Excel Forming dynamic Gantt charts Description of activities Application of the program MS Project MS Project basics Application of MS Project in the drafting a complete project Closing considerations 425 LITERATURE 427 LIST OF ABBREVIATIONS 430 INDEX OF KEY WORDS 434