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Record Nr. |
UNINA9910132309603321 |
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Autore |
Badr Hassan M. |
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Titolo |
Pumping machinery theory and practice / / Hassan M. Badr, Wael H. Ahmed |
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Pubbl/distr/stampa |
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West Sussex, England : , : John Wiley & Sons, Inc., , 2015 |
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©2015 |
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ISBN |
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1-118-93210-2 |
1-118-93209-9 |
1-118-93211-0 |
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Descrizione fisica |
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1 online resource (390 p.) |
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Classificazione |
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Disciplina |
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Soggetti |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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Description based upon print version of record. |
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Nota di bibliografia |
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Includes bibliographical references and index. |
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Nota di contenuto |
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Title Page; Copyright Page; Contents; Preface; Nomenclature; Chapter 1 Essentials of Fluid Mechanics; 1.1 Kinematics of Fluid Flow; 1.1.1 Types of Flows; 1.1.2 Fluid Rotation and Vorticity; 1.2 Conservation Principles; 1.2.1 Conservation of Mass; 1.2.2 Conservation of Momentum; 1.2.2.1 Conservation of Linear Momentum; 1.2.2.2 Conservation of Angular Momentum; 1.2.3 Conservation of Energy; 1.3 Some Important Applications; 1.4 Dimensionless Numbers; 1.5 Laminar and Turbulent Flows; 1.6 Flow Separation; 1.7 Cavitation; 1.8 Friction Losses in Pipes and Pipe Fittings; 1.8.1 Major Losses |
1.8.2 Minor LossesReferences; Problems; Chapter 2 Introduction and Basic Considerations; 2.1 Introduction; 2.1.1 Definitions and Main Features of Fluid Movers; 2.1.2 Classification of Pumps; 2.1.3 Additional Classifications; 2.2 Basic Definitions and Terminology; 2.2.1 Pump Capacity `Q ́; 2.2.2 Pump Heads; 2.2.3 Input and Output Powers and the Overall Efficiency; 2.2.4 Pump Performance Characteristics; 2.2.5 Cavitation; 2.2.6 The Net Positive Suction Head; 2.3 Determination of Flow Rate in a Pumping System; 2.4 Operation of Pumps in Parallel and in Series; 2.4.1 Parallel Operation |
2.4.2 Series Operation2.5 Similitude Applied to Centrifugal and Axial Flow Pumps; 2.5.1 The Locus of Similarity; 2.6 Flow Rate Control in Dynamic Pump Systems; 2.7 Pump Specific Speed; References; |
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Problems; Chapter 3 Fundamentals of Energy Transfer in Centrifugal Pumps; 3.1 Main Components of the Centrifugal Pump; 3.2 Energy Transfer from the Pump Rotor to the Fluid; 3.2.1 The Angular Momentum Equation; 3.2.2 Application of Angular Momentum Equation to the Centrifugal Pump Impeller; 3.3 Theoretical Characteristic Curves; 3.3.1 Theoretical H-Q Characteristics |
3.3.2 Relationship between Impeller Vane Shape and Pump Efficiency3.3.3 Theoretical Relationship between Impeller Vane Shape and Pump Power Consumption; 3.4 Deviation from Theoretical Characteristics; 3.4.1 Effect of Circulatory Flow on the Impeller Input Head; 3.4.2 Effect of Various Losses on Pump Performance; 3.5 Leakage Losses; 3.6 Mechanical Losses; 3.7 Relationship between the Overall Efficiency and Other Efficiencies; 3.8 Flow Rate Control in Pumping Systems; 3.8.1 Speed Control of the Prime Mover; 3.8.2 Delivery Valve Throttling; 3.8.3 Using Inlet Guide Vanes for Flow Rate Control |
3.8.4 Using Impellers with Adjustable Vanes3.8.5 Impeller Trimming; 3.8.6 Using Bypass for Flow Rate Control; 3.8.7 Flow Rate Control by Operating Pumps in Parallel or in Series; 3.8.8 Use of a Storage Tank; References; Problems; Chapter 4 Axial and Radial Thrusts in Centrifugal Pumps; 4.1 Introduction; 4.2 Axial Thrust; 4.2.1 Calculation of the Unbalanced Axial Thrust; 4.3 Methods of Balancing the Axial Thrust; 4.3.1 Balancing Axial Thrust Using Pump-out Vanes; 4.3.2 Balancing Axial Thrust Using Balancing Chambers; 4.3.3 Balancing Axial Thrust in Double-Suction and Multistage Pumps |
4.3.4 Other Balancing Systems |
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Sommario/riassunto |
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Pumping Machinery Theory and Practice comprehensively covers the theoretical foundation and applications of pumping machinery. Key features: Covers characteristics of centrifugal pumps, axial flow pumps and displacement pumpsConsiders pumping machinery performance and operational-type problemsCovers advanced topics in pumping machinery including multiphase flow principles, and two and three-phase flow pumping systemsCovers different methods of flow rate control and relevance to machine efficiency and energy consumptionCovers different methods of flow rate control and relevance to machine effi |
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