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Power Plant Stability, Capacitors, and Grounding: Numerical Solutions
The mysterious blackouts that sometimes occur in large parts of the North American continent present a real conundrum to utility companies, electrical equipment manufacturers, and government regulatory agencies. The electrical engineering expertise required to design, install, maintain, and operate the vast network of interconnected electrical power systems existing in the United States and Canada is always increasing, and the tempo has consistently accelerated since the 1960s. Fortunately, new powerful tools, like digital computers and the internet, facilitate the study and solution of engineering problems. Although this book was written using MathCad 14 software, the reader does not need to have the program. The numerical solution of differential equations is used throughout the book because it is an important computational tool for solving complex problems like stability of generating power systems.rnPower electrical engineers involved in the design, installation, operation, or maintenance of electrical equipment will welcome the detailed explanations and the emphasis given to the solution of complicated electrical problems. In all examples solved, the intent is to explain the method of solution rather than provide a quick answer.rnPower Plant Stability, Capacitors, and Grounding is filled with numerical solutions of differential equationsto help you solve complex electrical problems regarding the stability of power generating systems. After an overview of fundamental electrical engineering concepts, the book focuses on power system stability, high voltage capacitors, safety, and electrical substation grounding systems.rnCase studies, problems, and examples are worked out and explained in great detail. The material presented in this practical guide is essential for the design, installation, operation, and maintenance of the vast network of interconnected electrical power systems.rnCoverage includes:rn• Power system basic knowledgern• Power system stabilityrn• Transient stability problem in a simple electrical networkrn• Transient stability problem in a multimatchine networkrn• High voltage AC capacitorsrn• Substation groundingrn• Dangerous electric currentsrn• Ground grid preliminary designrn• Principles of ground mat designrn• Ground mat design with nonuniform current distributionrnThis book has been written fundamentally to help practicing engineers solve intricate problems without to relearn their university professors' mathematical jargon that they may have forgotten a long time ago. To that effect, the material is presented, as much as possible, using elementary mathematical tools. Furthermore, the main goal of this book is to be easily understood and with that purpose the material can at times be repetitive. However, the solution methods described and implemented are valid, precise, and up to date.rnPracticing engineers will quickly find out that studies based on the methods presented in this book will be welcome and easily understood by people attending engineering meetings, and that they will not hesitate in providing suggestions based on commonsense engineering practice.rnChapter 1 is a brief of fundamental electrical engineering concepts. Chapters 2, 3, and 4 present and discuss the stability of power systems. In them, problems and examples are worked out to the latest detail and discussed. The solution conclusions are explained with the help of graphics.rnChapter 5 treats high voltage capacitors, with special emphasis on the current and voltage oscillations that they can introduce in power systems when charging or discharging.rnChapters 6 to 10 cover, in great detail, electrical substation grounding systems, including groound grid designwith nonuniform current distribution.
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