Title The control of the pumping complex electric drive in non-steady operation states / Mykhaylo V. Zagirnyak, Tetyana V. Korenkova, Oleksandr O. Serdiuk, Oleksii M. Kravets and Viktoriya G. Kovalchuk

Published New York : Nova Science Publishers, [2019]

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Description 1 online resource Series Electrical Engineering Developments Electrical engineering developments series. Contents Intro; Contents; Preface; Abbreviations; Symbols; Chapter 1; The Characteristic of the Non-Steady States of the Pumping Complex Operation; 1.1. The Structure and Characteristic of Pumping Complex Equipment; 1.2. The Dynamic Loads in the Working and Emergency Modes of the Pumping Complex Operation; 1.3. The Means of the Pumping Complex Hydrodynamic Protection; 1.4. The Cavitation Processes in the Pumping Complex; 1.4.1. The Essence of the Phenomenon and the Types of Cavitation; 1.4.2. The Reasons for the Occurrence of Cavitation and Its Location in the Pumping Complex 1.4.3. Cavitation Parameters1.4.4. Cavitation Process Influence on the Pumping Complex Characteristics; 1.5. The Analysis of the Existing Methods for the Reduction of the Cavitation Processes in the Pumping Complex; Conclusion; Chapter 2; Working Out the Models of a Pumping Complex with a Variable-Frequency Electric Drive at the Development of Non-Steady Processes in the Pipeline Network; 2.1. The Approximation of the Hydraulic Characteristics of the Pumping Complex Pipeline Valves; 2.2. The Mathematical Description of a Pumping Complex with Adjustable Pipeline Valves 2.3. The Dynamic Processes in a Pumping Complex with Adjustable Pipeline Valves2.4. The Block Diagrams of the Models of a Pumping Complex with a Variable-Frequency Electric Drive and a Cavitation Channel in the Pipeline Network; 2.4.1. The Power Components of the Liquid Head Motion in the Pumping Complex; 2.4.2. The Model of a Pumping Complex with One Section of the Hydraulic Network; 2.4.3. The Model of a Cavitation Channel; 2.4.4. The Model of a Pumping Complex Operating for the Communication Network of Complicated Configuration 2.4.5. The Transient Processes in a Pumping Complex with a Cavitation Channel2.5. The Substantiation of the Possibility of the Use of the Gas-Vapor Mixture Energy in the Liquid Flow; Conclusion; Chapter 3; The Methods and Principles of Making the Control Systems of the Electric Drive of the Pumping Complex in Non-Steady Operation States; 3.1. Working out the Electromechanical System of the Dynamic Loads Decrease in a Pumping Complex; 3.1.1. The Mechanical Characteristics of the Pipeline Valves with a Variable-Frequency Electric Drive 3.1.2. The Determination of the Power and the Choice of a Variable-Frequency Electric Drive of the Pipeline Valves3.1.3. The Structure and Algorithm of the Operation of the Electromechanical System of the Dynamic Loads Decrease in a Pumping Complex; 3.2. The Method for the Determination of the Limits of the Non-Cavitation Operation of the Pumping Complex When the Process Variables are Regulated; 3.3. The Development of the Device for the Controlof the Cavitation Processes in the Pumping Complex by Means of a Variable-Frequency Electric Drive Bibliography Includes bibliographical references (pages 203-215) and index Notes Description based on print version record Subject Pumping machinery, Electric. TECHNOLOGY & ENGINEERING -- Mechanical. Pumping machinery, Electric Form Electronic book Author Korenkova, Tetyana V., author Serdiuk, Oleksandr O., author Kravets, Oleksii M., author Kovalchuk, Viktoriya G., author LC no. 2020685991 ISBN 9781536150186 1536150185

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