Electrical Insulating Liquids
Author :
Publisher : ASTM International
Page : 469 pages
File Size : 34,87 MB
Release : 1994
Category : Dielectrics
ISBN :
Alternative Liquid Dielectrics for High Voltage Transformer Insulation Systems
Author : U. Mohan Rao
Publisher : John Wiley & Sons
Page : 387 pages
File Size : 40,42 MB
Release : 2021-12-01
Category : Science
ISBN : 1119800188
Book Description
A comprehensive reference and guide on the usage of the alternative dielectric fluids for transformer insulation systems Liquid-filled transformers are one of the most important and expensive components involved in the transmission and distribution of power to industrial and domestic loads. Although petroleum-based insulating oils have been used in transformers for decades, recent environmental concerns, health and safety considerations, and various technical factors have increased the need for new alternative and biodegradable liquids. Alternative Liquid Dielectrics for High Voltage Transformer Insulation Systems is an up-to-date reference and guide on natural and synthetic ester-based biodegradable insulating liquids. Covering the operational behavior, performance analysis, and maintenance of transformers filled with biodegradable insulating liquids, this comprehensive resource helps researchers and utility engineers expand their knowledge of the benefits, challenges, and application of ester-filled transformers. In-depth chapters written by experienced researchers addresses critical topics including transformer condition monitoring, high voltage insulation testing, biodegradable insulating material processing and evaluation, and more. A unique and significant contribution to existing literature on the subject, this authoritative volume: • Covers condition monitoring, diagnostic testing, applications, maintenance, and in-service experiences • Explores current challenges and future prospects of ester-filled transformers • Discusses significant research progress and identifies the topics in need of further emphasis • Compares the differences and similarities between mineral oils and ester liquids • Includes in-depth behavioral observations and performance analysis of ester-based insulating liquids Alternative Liquid Dielectrics for High Voltage Transformer Insulation Systems: Performance Analysis and Applications is a must-have reference for utility engineers, electrical power utilities, transformer owners, manufacturers, and researchers.
High Voltage and Electrical Insulation Engineering
Author : Ravindra Arora
Publisher : John Wiley & Sons
Page : 517 pages
File Size : 14,45 MB
Release : 2022-03-10
Category : Technology & Engineering
ISBN : 1119568943
Book Description
High Voltage and Electrical Insulation Engineering A comprehensive graduate-level textbook on high voltage insulation engineering, updated to reflect emerging trends and techniques in the field High Voltage and Electrical Insulation Engineering presents systematic coverage of the behavior of dielectric materials. This classic textbook opens with clear explanations of fundamental terminology, electric-field classification, and field estimation techniques. Subsequent chapters describe the field dependent performance of gaseous, vacuum, liquid, and solid dielectrics under different classified field conditions, and illustrate the monitoring of electrical insulation conditions by both single and continuous online methods. Throughout the text, numerous tables, figures, diagrams, and images are provided to strengthen understanding of all material. Fully revised to incorporate the most current technological application techniques, the second edition offers an entirely new section on condition monitoring of electrical insulation. Updated chapters discuss recent developments in gas-filled power apparatus, present-day trends in the use replacement of liquid insulating materials, the latest applications of new solid dielectrics in high voltage engineering, vacuum technology and liquid insulating materials, and more. This edition features a brand-new case study exploring the estimation of clearance requirements for 25 kV electric traction. Readers will also find the new edition: Provides new coverage of advances in the field, such as the application of polymer insulators and the use of SF6 gas and its mixtures in gas-insulated systems/substations (GIS) Uses a novel approach that explores the field dependent behavior of dielectrics Explains the “weakly nonuniform field,” a unique concept introduced both conceptually and analytically in Germany A separate chapter provides the new approach to the mechanism of lightning phenomenon, which also includes the phenomenon of “Ball Lightning” The dielectric properties of vacuum and the development in the application of vacuum technology in power circuit breakers is covered in an exclusive chapter In-depth coverage of the performance of the sulphur-hexafluoride gas and its mixtures applicable to the design of Gas Insulated Systems including dry power transformers High Voltage and Electrical Insulation Engineering, Second Edition, remains the perfect textbook for graduate students, teachers, academic researchers, and utility and power industry engineers and scientists involved in the field.
Quantum Information, Computation and Communication
Author : Jonathan A. Jones
Publisher : Cambridge University Press
Page : 209 pages
File Size : 14,93 MB
Release : 2012-07-19
Category : Science
ISBN : 1107014468
Book Description
Based on years of teaching experience, this textbook guides physics undergraduate students through the theory and experiment of the field.
Liquid State Electronics of Insulating Liquids
Author : Werner Schmidt
Publisher : CRC Press
Page : 372 pages
File Size : 34,74 MB
Release : 1997-06-25
Category : Technology & Engineering
ISBN : 9780849344459
Book Description
Under certain conditions, liquids that usually do not conduct electrical currents become conductors, a phenomenon that is of interest to scientists in several different fields. In Liquid State Electronics of Insulating Liquids, one of the world's leading experts in dielectric liquids discusses the theoretical basis and the experiments on electronic conduction in nonpolar liquids. It provides a sound description of the concepts involved in electronic and ionic charge transport in these liquids. This text also includes experimental techniques that graduate students, university researchers, and laboratory scientists will all find useful. Data tables provide first-order information on the magnitude of relevant quantities.
Dielectric Materials for Electrical Engineering
Author : Juan Martinez-Vega
Publisher : John Wiley & Sons
Page : 443 pages
File Size : 49,75 MB
Release : 2013-03-04
Category : Technology & Engineering
ISBN : 1118619781
Book Description
The object of this book is to provide a comprehensive reference source for the numerous scientific communities (engineers, researchers, students, etc.) in various disciplines which require detailed information in the field of dielectric materials. Part 1 focuses on physical properties, electrical ageing, and modeling - including topics such as the physics of charged dielectric materials, conduction mechanisms, dielectric relaxation, space charge, electric ageing and end of life (EOL) models, and dielectric experimental characterization. Part 2 examines applications of specific relevance to dielectric materials: insulating oils for transformers, electro-rheological fluids, electrolytic capacitors, ionic membranes, photovoltaic conversion, dielectric thermal control coatings for geostationary satellites, plastics recycling and piezoelectric polymers.
High Voltage Engineering
Author : Farouk A.M. Rizk
Publisher : CRC Press
Page : 801 pages
File Size : 19,94 MB
Release : 2018-09-03
Category : Technology & Engineering
ISBN : 1466513772
Book Description
Inspired by a new revival of worldwide interest in extra-high-voltage (EHV) and ultra-high-voltage (UHV) transmission, High Voltage Engineering merges the latest research with the extensive experience of the best in the field to deliver a comprehensive treatment of electrical insulation systems for the next generation of utility engineers and electric power professionals. The book offers extensive coverage of the physical basis of high-voltage engineering, from insulation stress and strength to lightning attachment and protection and beyond. Presenting information critical to the design, selection, testing, maintenance, and operation of a myriad of high-voltage power equipment, this must-have text: Discusses power system overvoltages, electric field calculation, and statistical analysis of ionization and breakdown phenomena essential for proper planning and interpretation of high-voltage tests Considers the breakdown of gases (SF6), liquids (insulating oil), solids, and composite materials, as well as the breakdown characteristics of long air gaps Describes insulation systems currently used in high-voltage engineering, including air insulation and insulators in overhead power transmission lines, gas-insulated substation (GIS) and cables, oil-paper insulation in power transformers, paper-oil insulation in high-voltage cables, and polymer insulation in cables Examines contemporary practices in insulation coordination in association with the International Electrotechnical Commission (IEC) definition and the latest standards Explores high-voltage testing and measuring techniques, from generation of test voltages to digital measuring methods With an emphasis on handling practical situations encountered in the operation of high-voltage power equipment, High Voltage Engineering provides readers with a detailed, real-world understanding of electrical insulation systems, including the various factors affecting—and the actual means of evaluating—insulation performance and their application in the establishment of technical specifications.
Impulse Breakdown of Liquids
Author : Vasily Y. Ushakov
Publisher : Springer Science & Business Media
Page : 419 pages
File Size : 11,31 MB
Release : 2007-09-21
Category : Technology & Engineering
ISBN : 3540727604
Book Description
The book describes the main physical processes and phenomena in pulsed electric breakdown. The knowledge and the control of the electric breakdown of liquids is important not only for the insulation inside power systems but it is also used for the creation and information of high voltage and high current pulses. Such high-voltage micro- and nanosecond pulses find wide application in experimental physics, electro discharge technology, physics of dielectrics, radar detection and ranging, high-speed photography.
Insulating Liquids
Author : A. C. M. Wilson
Publisher :
Page : 240 pages
File Size : 29,18 MB
Release : 1980
Category : Science
ISBN :
Book Description
Good,No Highlights,No Markup,all pages are intact, Slight Shelfwear,may have the corners slightly dented, may have slight color changes/slightly damaged spine.
High Voltage Insulating Materials-Current State and Prospects
Author : Pawel Rozga
Publisher : MDPI
Page : 232 pages
File Size : 22,34 MB
Release : 2021-09-07
Category : Technology & Engineering
ISBN : 3036516387
Book Description
Studies on new solutions in the field of high-voltage insulating materials are presented in this book. Most of these works concern liquid insulation, especially biodegradable ester fluids; however, in a few cases, gaseous and solid insulation are also considered. Both fundamental research as well as research related to industrial applications are described. In addition, experimental techniques aimed at possibly finding new ways of analysing the experimental data are proposed to test dielectrics.
