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BL
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| Record Number
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790950
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b610987
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| Main Entry
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K.G. Bhatia.
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| Title & Author
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Foundations for industrial machines : : handbook for practising engineers / monograph.\ K.G. Bhatia.
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| Publication Statement
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New Delhi: D-CAD Publishers, 2010
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| Page. NO
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1 volume (various pagings) : illustrations ; 25 cm + 1 CD-ROM (4 3/4 in.)
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| ISBN
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8190603205
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: 9788190603201
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| Notes
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Includes index.
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| Contents
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1. Machines and Foundations1.1 An Overview1.2 Design Philosophy1.3 Machine Foundation System1.4 Machines1.5 Foundation1.5.1 Block Foundation1.5.2 Frame Foundation1.5.3 Tuning of Foundation 1.5.4 Foundation Material 1.5.5 Foundation Analysis and Design1.6 Soil1.7 Vibration Isolation1.8 Field Performance and FeedbackPART - I: THEORY OF VIBRATION BASIC UNDERSTANDING WITH SPECIFIC APPLICATION TO MACHINE FOUNDATION DESIGN2. Single Degree of Freedom System 2.1 Free Vibration2.1.1 Undamped System - SDOF Spring Mass System 2.1.2 Damped System2.2 Forced Vibration2.2.1 Undamped System - Dynamic Force Externally Applied2.2.2 Damped System - Dynamic Force Externally applied2.2.3 Damped System - Dynamic Force Internally Generated2.2.4 Damped System - Dynamic Excitation Applied At Base 2.2.5 Undamped System - Subjected to Impact Loads2.2.6 Undamped System - Subjected to Impulsive LoadsExample Problems3. Multi-Degree of Freedom Systems3.1 Two Degree of Freedom System - Free Vibration - Undamped3.1.1 Two Spring Mass System- Linear Springs3.1.2 A Rigid Block supported by Vertical and Translational Springs3.1.3 A Rigid Block Supported by Vertical and Rotational Springs3.1.4 A Rigid Block supported by Translational and Rotational Springs3.1.5 Multiple Spring Mass Systems connected by a massless Rigid Bar3.1.6 A Portal Frame supporting mass at Beam Center3.2 Two Degree of Freedom System - Forced Vibration3.2.1 Undamped Two Spring Mass System3.2.2 Undamped Two Spring Mass System- Subjected to Impact Load3.2.2 A Rigid Block supported by Translational & Rotational Springs 3.2.4 Multiple Spring Mass Systems connected by a massless Rigid Bar3.2.5 A Portal Frame supporting mass at Beam Center3.3 Three Degree of Freedom System - Free Vibration3.3.1 Three spring mass system3.3.2 A Rigid Block supported by Vertical, Translational & Rotational Springs 3.4 Three DOF System - Forced Vibration3.4.1 Three Spring Mass System subjected to Harmonic Excitation3.4.2 A Rigid Block supported by Vertical, Translational & Rotational Springs subjected to Harmonic ExcitationExample Problems4. Vibration Isolation4.1.1 Principle of Isolation4.1.2 Transmissibility Ratio4.1.3 Isolation Efficiency4.1.4 Isolation Requirements 4.1.5 Selection of IsolatorsExample ProblemsPART - II: DESIGN PARAMETERS5. Design Sub-grade Parameters 5.1 Introduction 5.2 Soil Aspects Influencing Soil Structure Interaction5.2.1 Energy Transfer Mechanism 5.2.2 Soil Mass Participation in Vibration of Foundations5.2.3 Effect of Embedment of Foundation 5.2.4 Applicability of Hook's Law to Soil 5.2.5 Reduction in Permissible Soil Stress 5.2.6 Damping in Soil5.3 Dynamic Soil Parameters5.3.1 Dynamic Soil Modulus5.3.2 Coefficients of Subgrade Reaction5.4 Design Soil Parameters5.4.1 Variation with respect to static Stress or Overburden Pressure5.4.2 Variation with respect to Base Contact area of Foundation5.5 Equivalent Springs 5.5.1 Foundation Supported Directly over Soil5.5.2 Foundation Supported over an Elastic Pad5.5.3 Foundation Supported on a Set of springs5.5.4 Foundation Supported over Piles Example Problems6. Design Machine Parameters 6.1 Parameters for Rotary Machines6.1.1 Dynamic Forces6.1.2 Transient Resonance 6.1.3 Critical Speed of Rotors 6.1.4 Rotor Bearing Supports 6.1.5 Forces due to Emergency and Faulted Conditions 6.1.6 Coupling of Machines6.2 Parameters for Reciprocating Machines6.2.1 Dynamic Forces6.2.2 Transient Response 6.2.3 Forces due to Emergency and Faulted Conditions 6.2.4 Coupling of Machines6.3 Parameters for Impact Machines6.3.1 Machines producing repeated Impacts - Forgs Hammers6.3.2 Machines producing Impulse/Pulse Loading6.4 Amplitudes of VibrationExample Problems7. Design Foundation Parameters7.1 Foundation Type7.2 Foundation Material7.2.1 Concrete7.2.2 Reinforcement7.3 Foundation Eccentricity7.4 Foundation Tuning7.4.1 Under-tuned Foundation7.4.2 Over-tuned Foundation7.5 Foundation Stiffness and Mass Parameters7.6 Other Miscellaneous Effects7.7 Vibration Limits in Machine Foundation Design7.8 Block Foundation7.8.1 Foundation Sizing7.8.2 Foundation Stiffness7.8.3 Strength Design7.8.4 Minimum Reinforcement7.9 Frame Foundation7.9.1 Foundation Sizing7.9.2 Stiffness Parameters7.9.3 Strength Design7.9.4 Minimum ReinforcementPART - III: DESIGN OF FOUNDATIONS FOR REAL LIFE MACHINES8. Modelling and Analysis8.1 Manual Computational Method8.1.1 Block Foundation8.1.2 Frame Foundation8.2 Finite Element Method8.2.1 Mathematical Modeling8.2.2 Machine8.2.3 Foundation8.2.4 Soil8.2.5 Dynamic Forces8.2.6 Boundary Conditions8.2.7 Material Data8.2.8 Degree of Freedom In-compatibility8.3 Dynamic Analysis8.3.1 Free Vibration Response8.3.2 Forced Vibration Response8.4 Strength Analysis and Design8.4.1 Block Foundation8.4.2 Frame FoundationExample Problems9. Foundations for Rotary Machines9.1 Design of Block Foundation9.1.1 Dynamic Analysis9.1.2 Amplitudes of Vibration Design Example- Foundation for Low Speed Machine9.2 Design of Frame Foundation9.2.1 Dynamic Analysis9.2.2 Lateral Mode of Vibration9.2.3 Vertical Mode of Vibration9.2.4 Lateral Vibrations Coupled with Torsional VibrationsDesign Example- Foundation for Turbo Generator10. Foundation for Reciprocating Machines10.1 Design of Block Foundation10.1.1 Dynamic Analysis10.1.2 Amplitude of VibrationDesign Example- Foundation for a Reciprocating EngineDesign of Frame FoundationDesign Example- Foundation for a Reciprocating Compressor11. Foundation for Impact and Implusive Load Machines11.1 Hammer Foundation11.1.1 Foundation Sizing11.1.2 Dynamic AnalysisDesign Example- Foundation for a Drop Hammer11.2 Foundation for Machines Producing Impulsive Loads11.2.1 Foundation Sizing11.2.2 Dynamic AnalysisDesign Example- Machine Producing Implusive Loads Applied at Repeated IntervalPART - IV: DESIGN OF FOUNDATIONS WITH VIBRATION ISOLATION SYSTEM12. Vibration Isolation System12.1 Vibration Isolation Design12.1.1 Sizing of Inertia Block12.1.2 Selection of Isolators12.1.3 Location of Isolators12.1.4 Dynamic AnalysisDesign Example- Vibration isolation for a Fan FoundationDesign Example- Vibration isolation for a Crusher FoundationPART - V: CONSTRUCTION ASPECTS & CASE STUDIES13. Construction Aspects13.1 Construction Joints13.2 Embedded Parts13.3 Placing/Laying of Concrete13.4 Grouting14. Case Studies14.1 Introduction14.2 Case StudiesExample- High Vibrations of a Motor Compressor UnitExample- 210 MW Turbo-Generator unit - High Vibration ProblemsExample- Reciprocating Compressor on Isolation padsExample- Vibration Isolation of FD Fan Foundation
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| Subject
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Finite element method.
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| Subject
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Machinery -- Foundations.
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| Subject
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Structural analysis (Engineering)
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| LC Classification
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TJ151.K434 2010
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| Added Entry
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K G Bhatia
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| Parallel Title
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Handbook for practising engineers
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