{"product_id":"machinery-vibration-and-rotordynamics-isbn-9780471462132","title":"Machinery Vibration and Rotordynamics","description":"\u003cb\u003eAn in-depth analysis of machine vibration in rotating machinery\u003c\/b\u003e  \u003cp\u003eWhether it's a compressor on an offshore platform, a turbocharger in a truck or automobile, or a turbine in a jet airplane, rotating machinery is the driving force behind almost anything that produces or uses energy. Counted on daily to perform any number of vital societal tasks, turbomachinery uses high rotational speeds to produce amazing amounts of power efficiently. The key to increasing its longevity, efficiency, and reliability lies in the examination of rotor vibration and bearing dynamics, a field called rotordynamics.\u003c\/p\u003e \u003cp\u003eA valuable textbook for beginners as well as a handy reference for experts, \u003ci\u003eMachinery Vibration and Rotordynamics\u003c\/i\u003e is teeming with rich technical detail and real-world examples geared toward the study of machine vibration. A logical progression of information covers essential fundamentals, in-depth case studies, and the latest analytical tools used for predicting and preventing damage in rotating machinery. \u003ci\u003eMachinery Vibration and Rotordynamics\u003c\/i\u003e:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eCombines rotordynamics with the applications of machinery vibration in a single volume\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eIncludes case studies of vibration problems in several different types of machines as well as computer simulation models used in industry\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eContains fundamental physical phenomena, mathematical and computational aspects, practical hardware considerations, troubleshooting, and instrumentation and measurement techniques\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eFor students interested in entering this highly specialized field of study, as well as professionals seeking to expand their knowledge base, \u003ci\u003eMachinery Vibration and Rotordynamics\u003c\/i\u003e will serve as the one book they will come to rely upon consistently.\u003c\/p\u003e \u003cp\u003ePreface xiii\u003c\/p\u003e \u003cp\u003e\u003cb\u003e1 Fundamentals of Machine Vibration and Classical Solutions 1\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eThe Main Sources of Vibration in Machinery 1\u003c\/p\u003e \u003cp\u003eThe Single Degree of Freedom (SDOF) Model 4\u003c\/p\u003e \u003cp\u003eUsing Simple Models for Analysis and Diagnostics 6\u003c\/p\u003e \u003cp\u003eSix Techniques for Solving Vibration Problems with Forced Excitation 13\u003c\/p\u003e \u003cp\u003eSome Examples with Forced Excitation 15\u003c\/p\u003e \u003cp\u003eIllustrative Example 1 15\u003c\/p\u003e \u003cp\u003eIllustrative Example 2 17\u003c\/p\u003e \u003cp\u003eIllustrative Example 3 20\u003c\/p\u003e \u003cp\u003eIllustrative Example 4 24\u003c\/p\u003e \u003cp\u003eSome Observations about Modeling 27\u003c\/p\u003e \u003cp\u003eUnstable Vibration 28\u003c\/p\u003e \u003cp\u003eReferences 30\u003c\/p\u003e \u003cp\u003eExercises 30\u003c\/p\u003e \u003cp\u003e\u003cb\u003e2 Torsional Vibration 35\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eTorsional Vibration Indicators 36\u003c\/p\u003e \u003cp\u003eObjectives of Torsional Vibration Analysis 37\u003c\/p\u003e \u003cp\u003eSimplified Models 38\u003c\/p\u003e \u003cp\u003eComputer Models 45\u003c\/p\u003e \u003cp\u003eKinetic Energy Expression 46\u003c\/p\u003e \u003cp\u003ePotential Energy 46\u003c\/p\u003e \u003cp\u003eTorsional Vibration Measurement 51\u003c\/p\u003e \u003cp\u003eFrench’s Comparison Experiments 53\u003c\/p\u003e \u003cp\u003eStrain Gages 53\u003c\/p\u003e \u003cp\u003eCarrier Signal Transducers 54\u003c\/p\u003e \u003cp\u003eFrequency-modulated Systems 55\u003c\/p\u003e \u003cp\u003eAmplitude-modulated Systems 56\u003c\/p\u003e \u003cp\u003eFrequency Analysis and the Sideband System 57\u003c\/p\u003e \u003cp\u003eFrench’s Test Procedure and Results 59\u003c\/p\u003e \u003cp\u003eA Special Tape for Optical Transducers 61\u003c\/p\u003e \u003cp\u003eTime-interval Measurement Systems 62\u003c\/p\u003e \u003cp\u003eResults from Toram’s Method 65\u003c\/p\u003e \u003cp\u003eResults from the Barrios\/Darlow Method 67\u003c\/p\u003e \u003cp\u003eReferences 68\u003c\/p\u003e \u003cp\u003eExercises 69\u003c\/p\u003e \u003cp\u003e\u003cb\u003e3 Introduction to Rotordynamics Analysis 71\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eObjectives of Rotordynamics Analysis 72\u003c\/p\u003e \u003cp\u003eThe Spring–Mass Model 74\u003c\/p\u003e \u003cp\u003eSynchronous and Nonsynchronous Whirl 77\u003c\/p\u003e \u003cp\u003eAnalysis of the Jeffcott Rotor 78\u003c\/p\u003e \u003cp\u003ePolar Coordinates 79\u003c\/p\u003e \u003cp\u003eCartesian Coordinates 80\u003c\/p\u003e \u003cp\u003ePhysical Significance of the Solutions 81\u003c\/p\u003e \u003cp\u003eThree Ways to Reduce Synchronous Whirl Amplitudes 82\u003c\/p\u003e \u003cp\u003eSome Damping Definitions 83\u003c\/p\u003e \u003cp\u003eThe “Gravity Critical” 83\u003c\/p\u003e \u003cp\u003eCritical Speed Definitions 84\u003c\/p\u003e \u003cp\u003eEffect of Flexible (Soft) Supports 84\u003c\/p\u003e \u003cp\u003eRotordynamic Effects of the Force Coefficients—A Summary 90\u003c\/p\u003e \u003cp\u003eThe Direct Coefficients 90\u003c\/p\u003e \u003cp\u003eThe Cross-coupled Coefficients 91\u003c\/p\u003e \u003cp\u003eRotordynamic Instability 91\u003c\/p\u003e \u003cp\u003eEffect of Cross-Coupled Stiffness on Unbalance Response 99\u003c\/p\u003e \u003cp\u003eAdded Complexities 100\u003c\/p\u003e \u003cp\u003eGyroscopic Effects 101\u003c\/p\u003e \u003cp\u003eEffect of Support Asymmetry on Synchronous Whirl 107\u003c\/p\u003e \u003cp\u003eFalse Instabilities 110\u003c\/p\u003e \u003cp\u003eReferences 112\u003c\/p\u003e \u003cp\u003eExercises 114\u003c\/p\u003e \u003cp\u003e\u003cb\u003e4 Computer Simulations of Rotordynamics 119\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eDifferent Types of Models 119\u003c\/p\u003e \u003cp\u003eBearing and Seal Matrices 126\u003c\/p\u003e \u003cp\u003eTorsional and Axial Models 127\u003c\/p\u003e \u003cp\u003eDifferent Types of Analyses 128\u003c\/p\u003e \u003cp\u003eEigenanalysis 129\u003c\/p\u003e \u003cp\u003eLinear Forced Response (LFR) 133\u003c\/p\u003e \u003cp\u003eTransient Response 134\u003c\/p\u003e \u003cp\u003eShaft Modeling Recommendations 135\u003c\/p\u003e \u003cp\u003eHow Many Elements 135\u003c\/p\u003e \u003cp\u003e45-Degree Rule 137\u003c\/p\u003e \u003cp\u003eInterference Fits 138\u003c\/p\u003e \u003cp\u003eLaminations 139\u003c\/p\u003e \u003cp\u003eTrunnions 140\u003c\/p\u003e \u003cp\u003eImpeller Inertias via CAD Software 140\u003c\/p\u003e \u003cp\u003eStations for Added Weights 142\u003c\/p\u003e \u003cp\u003eRap Test Verification of Models 143\u003c\/p\u003e \u003cp\u003eStations for Bearings and Seals 143\u003c\/p\u003e \u003cp\u003eFlexible Couplings 144\u003c\/p\u003e \u003cp\u003eExample Simulations 146\u003c\/p\u003e \u003cp\u003eDamped Natural Frequency Map (NDF) 147\u003c\/p\u003e \u003cp\u003eModal Damping Map 149\u003c\/p\u003e \u003cp\u003eRoot Locus Map 151\u003c\/p\u003e \u003cp\u003eUndamped Critical Speed Map 151\u003c\/p\u003e \u003cp\u003eMode Shapes 157\u003c\/p\u003e \u003cp\u003eBode\/Polar Response Plot 160\u003c\/p\u003e \u003cp\u003eOrbit Response Plot 163\u003c\/p\u003e \u003cp\u003eBearing Load Response Plot 164\u003c\/p\u003e \u003cp\u003eOperating Deflected Shape (ODS) 165\u003c\/p\u003e \u003cp\u003eHousing Vibration (ips and g’s) 168\u003c\/p\u003e \u003cp\u003eReferences 168\u003c\/p\u003e \u003cp\u003e\u003cb\u003e5 Bearings and Their Effect on Rotordynamics 171\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eFluid Film Bearings 171\u003c\/p\u003e \u003cp\u003eFixed-geometry Sleeve Bearings 174\u003c\/p\u003e \u003cp\u003eVariable-geometry Tilting Pad Bearings 185\u003c\/p\u003e \u003cp\u003eFluid Film Bearing Dynamic Coefficients and Methods of Obtaining Them 190\u003c\/p\u003e \u003cp\u003eLoad Between Pivots Versus Load on Pivot 195\u003c\/p\u003e \u003cp\u003eInfluence of Preload on the Dynamic Coefficients in Tilt Pad Bearings 201\u003c\/p\u003e \u003cp\u003eInfluence of the Bearing Length or Pad Length 203\u003c\/p\u003e \u003cp\u003eInfluence of the Pivot Offset 204\u003c\/p\u003e \u003cp\u003eInfluence of the Number of Pads 205\u003c\/p\u003e \u003cp\u003eBall and Rolling Element Bearings 208\u003c\/p\u003e \u003cp\u003eCase Study: Bearing Support Design for a Rocket Engine Turbopump 209\u003c\/p\u003e \u003cp\u003eBall Bearing Stiffness Measurements 213\u003c\/p\u003e \u003cp\u003eWire Mesh Damper Experiments and Computer Simulations 214\u003c\/p\u003e \u003cp\u003eSqueeze Film Dampers 216\u003c\/p\u003e \u003cp\u003eSqueeze Film Damper without a Centering Spring 217\u003c\/p\u003e \u003cp\u003eO-ring Supported Dampers 220\u003c\/p\u003e \u003cp\u003eSquirrel Cage Supported Dampers 223\u003c\/p\u003e \u003cp\u003eIntegral Squeeze Film Dampers 224\u003c\/p\u003e \u003cp\u003eSqueeze Film Damper Rotordynamic Force Coefficients 225\u003c\/p\u003e \u003cp\u003eApplications of Squeeze Film Dampers 226\u003c\/p\u003e \u003cp\u003eOptimization for Improving Stability in a Centrifugal Process Compressor 226\u003c\/p\u003e \u003cp\u003eUsing Dampers to Improve the Synchronous Response 232\u003c\/p\u003e \u003cp\u003eUsing the Damper to Shift a Critical Speed or a Resonance 236\u003c\/p\u003e \u003cp\u003eInsights into the Rotor–Bearing Dynamic Interaction with Soft\/Stiff Bearing Supports 238\u003c\/p\u003e \u003cp\u003eInfluence on Natural Frequencies with Soft\/Stiff Bearing Supports 240\u003c\/p\u003e \u003cp\u003eEffects of Mass Distribution on the Critical Speeds with Soft\/Stiff Bearing Supports 243\u003c\/p\u003e \u003cp\u003eInfluence of Overhung Mass on Natural Frequencies with Soft\/Stiff Supports 252\u003c\/p\u003e \u003cp\u003eInfluence of Gyroscopic Moments on Natural Frequencies with Soft\/Stiff Bearing Supports 255\u003c\/p\u003e \u003cp\u003eReferences 264\u003c\/p\u003e \u003cp\u003eExercises 267\u003c\/p\u003e \u003cp\u003eAppendix: Shaft With No Added Weight 269\u003c\/p\u003e \u003cp\u003e\u003cb\u003e6 Fluid Seals and Their Effect on Rotordynamics 271\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eFunction and Classification of Seals 271\u003c\/p\u003e \u003cp\u003ePlain Smooth Seals 274\u003c\/p\u003e \u003cp\u003eFloating Ring Seals 276\u003c\/p\u003e \u003cp\u003eConventional Gas Labyrinth Seals 277\u003c\/p\u003e \u003cp\u003ePocket Damper Seals 283\u003c\/p\u003e \u003cp\u003eHoneycomb Seals 285\u003c\/p\u003e \u003cp\u003eHole-pattern Seals 287\u003c\/p\u003e \u003cp\u003eBrush Seals 289\u003c\/p\u003e \u003cp\u003eUnderstanding and Modeling Damper Seal Force Coefficients 291\u003c\/p\u003e \u003cp\u003eAlford’s Hypothesis of Labyrinth Seal Damping 292\u003c\/p\u003e \u003cp\u003eCross-coupled Stiffness Measurements 295\u003c\/p\u003e \u003cp\u003eInvention of the Pocket Damper Seal 295\u003c\/p\u003e \u003cp\u003ePocket Damper Seal Theory 299\u003c\/p\u003e \u003cp\u003eRotordynamic Testing of Pocket Damper Seals 300\u003c\/p\u003e \u003cp\u003eImpedance Measurements of Pocket Damper Seal Force Coefficients (Stiffness and Damping) and Leakage at Low Pressures 301\u003c\/p\u003e \u003cp\u003eThe Fully Partitioned PDS Design 304\u003c\/p\u003e \u003cp\u003eEffects of Negative Stiffness 310\u003c\/p\u003e \u003cp\u003eFrequency Dependence of Damper Seals 313\u003c\/p\u003e \u003cp\u003eLaboratory Measurements of Stiffness and Damping from Pocket Damper Seals at High Pressures 317\u003c\/p\u003e \u003cp\u003eThe Conventional Design 317\u003c\/p\u003e \u003cp\u003eThe Fully Partitioned Design 319\u003c\/p\u003e \u003cp\u003eField Experience with Pocket Damper Seals 325\u003c\/p\u003e \u003cp\u003eTwo Back-to-Back Compressor Applications 325\u003c\/p\u003e \u003cp\u003eCase 1 325\u003c\/p\u003e \u003cp\u003eCase 2 328\u003c\/p\u003e \u003cp\u003eA Fully Partitioned Application 332\u003c\/p\u003e \u003cp\u003eDesigning for Desired Force Coefficient Characteristics 336\u003c\/p\u003e \u003cp\u003eThe Conventional PDS Design 337\u003c\/p\u003e \u003cp\u003eThe Fully Partitioned Pocket Damper Seal 340\u003c\/p\u003e \u003cp\u003eLeakage Considerations 343\u003c\/p\u003e \u003cp\u003eSome Comparisons of Different Types of Annular Gas Seals 347\u003c\/p\u003e \u003cp\u003eReferences 348\u003c\/p\u003e \u003cp\u003e\u003cb\u003e7 History of Machinery Rotordynamics 353\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eThe Foundation Years, 1869–1941 354\u003c\/p\u003e \u003cp\u003eShaft Dynamics 355\u003c\/p\u003e \u003cp\u003eBearings 360\u003c\/p\u003e \u003cp\u003eRefining and Expanding the Rotordynamic Model, 1942–1963 363\u003c\/p\u003e \u003cp\u003eMultistage Compressors and Turbines, Rocket Engine Turbopumps, and Damper Seals, 1964–Present 368\u003c\/p\u003e \u003cp\u003eStability Problems with Multistage Centrifugal Compressors 370\u003c\/p\u003e \u003cp\u003eKaybob, 1971–72 370\u003c\/p\u003e \u003cp\u003eEkofisk, 1974–75 373\u003c\/p\u003e \u003cp\u003eSubsequent Developments 381\u003c\/p\u003e \u003cp\u003eNew Frontiers of Speed and Power Density with Rocket Engine Turbopumps 382\u003c\/p\u003e \u003cp\u003eThe Space Shuttle Main Engine (SSME) High-pressure Fuel Turbopump (HPFTP) Rotordynamic Instability Problem 382\u003c\/p\u003e \u003cp\u003eNoncontacting Damper Seals 385\u003c\/p\u003e \u003cp\u003eShaft Differential Heating (The Morton Effect) 386\u003c\/p\u003e \u003cp\u003eReferences 388\u003c\/p\u003e \u003cp\u003eIndex 393\u003c\/p\u003e  \u003cb\u003eDr. JOHN M. VANCE\u003c\/b\u003e was professor of mechanical engineering at Texas A\u0026amp;M University, retiring in 2007. He received his PhD (1967) degree from The University of Texas at Austin. His book \u003ci\u003eRotordynamics of Turbomachinery\u003c\/i\u003e (Wiley) has sold more than 3,000 copies and is used by turbomachinery engineers around the world. He is an inventor on several patents relating to rotating machinery and vibration reduction. His patented TAMSEAL has been retrofitted to solve vibration problems in a number of high-pressure industrial compressors. He is an ASME Fellow and a registered professional engineer in the state of Texas.  \u003cp\u003e\u003cb\u003eDr. FOUAD Y. ZEIDAN\u003c\/b\u003e is the President of KMC, Inc., and Bearings Plus, Inc., two companies specializing in the supply of high-performance bearings, flexible couplings, and seals. Dr. Zeidan holds nine U.S. patents for integral squeeze film dampers and high-performance journal and thrust bearings. He has published more than thirty technical papers and articles on various turbomachinery topics and has been lecturing at the Annual Machinery Vibrations and Rotordynamics short course since 1991. Dr. Zeidan holds a BS, MS, and PhD degrees in mechanical engineering from Texas A\u0026amp;M University.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eBRIAN T. MURPHY, PhD, PE,\u003c\/b\u003e is a senior research scientist with the Center for Electromechanics at The University of Texas at Austin. He is also president of RMA, Inc., which develops and markets the Xlrotor suite of rotordynamic analysis software used worldwide by industry and academia. Dr. Murphy is the creator of the polynomial transfer matrix method, which is the fastest known method of performing rotordynamic calculations. He has authored numerous technical papers on rotordynamics and machinery vibration, and is also caretaker of the Web site www.rotordynamics.org.\u003c\/p\u003e  \u003cb\u003eAn in-depth analysis of machine vibration in rotating machinery\u003c\/b\u003e  \u003cp\u003eWhether it's a compressor on an offshore platform, a turbocharger in a truck or automobile, or a turbine in a jet airplane, rotating machinery is the driving force behind almost anything that produces or uses energy. Counted on daily to perform any number of vital societal tasks, turbomachinery uses high rotational speeds to produce amazing amounts of power efficiently. The key to increasing its longevity, efficiency, and reliability lies in the examination of rotor vibration and bearing dynamics, a field called rotordynamics.\u003c\/p\u003e \u003cp\u003eA valuable textbook for beginners as well as a handy reference for experts, \u003ci\u003eMachinery Vibration and Rotordynamics\u003c\/i\u003e is teeming with rich technical detail and real-world examples geared toward the study of machine vibration. A logical progression of information covers essential fundamentals, in-depth case studies, and the latest analytical tools used for predicting and preventing damage in rotating machinery. \u003ci\u003eMachinery Vibration and Rotordynamics\u003c\/i\u003e:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eCombines rotordynamics with the applications of machinery vibration in a single volume\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eIncludes case studies of vibration problems in several different types of machines as well as computer simulation models used in industry\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eContains fundamental physical phenomena, mathematical and computational aspects, practical hardware considerations, troubleshooting, and instrumentation and measurement techniques\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eFor students interested in entering this highly specialized field of study, as well as professionals seeking to expand their knowledge base, \u003ci\u003eMachinery Vibration and Rotordynamics\u003c\/i\u003e will serve as the one book they will come to rely upon consistently.\u003c\/p\u003e","brand":"Wiley","offers":[{"title":"Default Title","offer_id":47989549727973,"sku":"NP9780471462132","price":198.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1842\/7735\/files\/9780471462132.jpg?v=1761784555","url":"https:\/\/k12savings.com\/es\/products\/machinery-vibration-and-rotordynamics-isbn-9780471462132","provider":"K12savings","version":"1.0","type":"link"}