Bøger i Power Engineering Willis serien

This book looks at the basics of equipment aging and its system and business impacts on utilities. It covers various maintenance, service and retrofit methods available to mitigate age-related deterioration of equipment. It presents numerous configuration and automation upgrades at the system level that can deal with higher portions of aging equipment in the system and still provide good service at a reasonable cost.

Using detailed examples that illustrate how to calculate and analyze various aspects of the power system without relying on computer analysis, this book provides comprehensive coverage of both theory and practice in fundamental areas of power system analysis, including power flow, short-circuit computations, harmonics, machine modeling, equipment rating, reactive power control, and optimization. The second edition reflects new advancements and changes in both national and international standards. Comprehensive yet easy to read, the text also features two new chapters on arc flash hazard analysis and wind power generation, two topics that have taken the industry by storm in recent years.

Fully updated, this third edition addresses the design, application, and preparation of terminating and splicing cables. The book provides methods for testing shielded power cable systems in the field and shows how conductor material, size, and design depend on ampacity, voltage regulation, and other factors. It also covers the up-to-date methods of design, manufacture, installation, and operation of power cables. Written for professionals and students, this book emphasizes low and medium voltages because they comprise the quantity of cable in service throughout the world. This reference includes an extensive glossary as well as key references, tables, equations, and photographs.

Features a history of reliability indices, guidelines for using the IEEE 2.5 Beta methodology, a treatment of storm hardening, and a section on overhead to underground conversion. This book contains a chapter on aging infrastructure, with a discussion on how to effectively manage equipment when it nears the end of its useful life.

Discusses general problems related to the structure of overload protection systems in high voltage (HV) electrical installations and introduces a family of fresh devices based on reed switch contacts, solid-state units, hybrid technology, and automatic systems based on these components. The author also discusses applications in power engineering.

Evaluates the performance, safety, efficiency, reliability and economics of a power delivery system. This work emphasizes the use and interpretation of computational data to assess system operating limits, load level increases, equipment failure and mitigating procedures through computer-aided analysis to maximize cost-effectiveness.

An examination of key issues in electric utilities restructuring. It covers electric utility markets in and out of the USA, the Open Access Same-time Information System, tagging transactions, trading energy, hedging tools for managing risks in various markets, and pricing volatility, risk and forecasting.

Illustrates the planning, design, operational, and managerial methods. This title demonstrates novel approaches to utilizing resources in an aging electric power delivery infrastructure - maximizing system effectiveness and maintaining competitive financial performance while reinforcing good customer service.

Offers an introduction to the trends and challenges in the development of more electric vehicles (MEVs) using examples and discussions of advanced MEV power system architectures, characteristics, and dynamics. This work highlights issues related to system stability as well as challenges faced during and after implementation.

Using detailed examples that illustrate how to calculate and analyze various aspects of the power system without relying on computer analysis, this book provides comprehensive coverage of both theory and practice in fundamental areas of power system analysis, including power flow, short-circuit computations, harmonics, machine modeling, equipment rating, reactive power control, and optimization. The second edition reflects new advancements and changes in both national and international standards. Comprehensive yet easy to read, the text also features two new chapters on arc flash hazard analysis and wind power generation, two topics that have taken the industry by storm in recent years.

Emphasizing the achievement of optimum insulation strength at minimum cost, this book presents developments in power system insulation coordination. It covers a myriad of insulation coordination techniques and examines electrical transmission and distribution lines and substations.

Covers the design, operations, diagnostics and testing of electrical insulation in high-voltage power networks. This book presents the fundamental properties of dielectrics essential for the optimum design of power systems. It provides a survey of advanced digital and electro-optic techniques used in both the field and research.

Helps those involved in the engineering and financial operations of electric power systems to ensure reliable electric service at a fair and reasonable cost. This title examines the relationship between electricity, customers, and service providers as it relates to pricing.

Covers weather correction and normalization of forecasts, anticipation of redevelopment, determining the validity of announced developments, and minimizing risk from over- or under-planning. This book provides examples and explanations of key points to consider for both standard and unusual utility forecasting situations.

Explores the preparation and analysis of distributed generators (DGs) for residential, commercial and industrial, as well as electric utility applications. This book examines distributed generation versus traditional, centralized power systems, power demands, reliability evaluation, planning processes, costs, and reciprocating piston engine DGs.

Featuring equations, illustrations, and tables, this book covers the basic theory of electric power transformers, its application to transformer designs, and their application in utility and industrial power systems. It presents the principles of the two-winding transformer and its connection to polyphase systems.

From the basic fundamentals and principles of protective relaying to research areas in protective systems and future developments in the field, this work covers the various aspects of power system protection. It includes the implementation of relays using electromechanical devices, and static devices and microprocessors.

Focuses on protection of motors and generators from a power generation perspective. This work covers topics including time decrement generator fault calculations and minimum excitation limit. It explains the potential for damage and damaging mechanisms related to each protection function and includes derivations of complex system interactions.

Presents a foundation to the principles and practices of dynamics and stability assessment of large-scale power systems. This title focuses on the use of interconnected systems - aiming to meet the requirements of competitive and deregulated environments. It contains easy-to-follow examples of fundamental concepts and algorithmic procedures.

Offering an account of the strategies utilized in state estimation of electric power systems, this text provides a broad overview of power system operation and the role of state estimation in overall energy management. It also uses examples, models, tables, and guidelines to examine various aspects of state estimation.