02408nam 2200541Ia 450 991078368570332120230818162736.01-74076-210-X(CKB)1000000000246008(EBL)252252(OCoLC)475965922(SSID)ssj0000113986(PQKBManifestationID)11145518(PQKBTitleCode)TC0000113986(PQKBWorkID)10102109(PQKB)10096932(MiAaPQ)EBC252252(Au-PeEL)EBL252252(CaPaEBR)ebr10106704(OCoLC)437160218(EXLCZ)99100000000024600820050804d2005 uy 0engur|n|---|||||txtrdacontentcrdacontentcrrdacarrierBorn of the sun seven young Australian lives /Gerald WalshCanberra Pandanus20051 online resource (203 pages)1-74076-174-X Preliminaries; Contents; Introduction; Henry Searle 1866 89 Oarsman; Lonnie Spragg 1879 1904 Rugby Footballer; Barney Kieran 1886 1905 Swimmer; Eric Edgerton 1897 1918 Soldier; Les Darcy 1895 1917 Boxer; John Hunter 1898 1924 Medical Scientist; Archie Jackson 1909 33 Cricketer; Epilogue; Chapter Notes;Born of the Sun records the lives of seven young Australians who achieved widespread fame in their fields of endeavour between 1866 and 1933— rowing, rugby, swimming, boxing, cricket, medical research and on the battlefield —and who all died in the plenitude of youth. In doing so, it offers fascinating insights into Australia's coming of age. This lively account illuminates the lives of Harry Searle, Lonnie Spragg, Barney Kieran, Les Darcy, Archie Jackson, Professor John Hunter and Lieutenant Eric Edgerton.Social historyAustraliaBiographyAustraliaHistory1851-1901BiographyAustraliaHistory1901-1945BiographySocial history.920.094Walsh Gerald(Gerald Patrick)1472820Australian National University.Research School of Pacific Studies.MiAaPQMiAaPQMiAaPQBOOK9910783685703321Born of the sun3685750UNINA05146nam 2200601 a 450 991083088480332120230721005345.01-282-02212-197866120221280-470-43148-20-470-43149-0(CKB)1000000000722956(EBL)427846(OCoLC)476271058(SSID)ssj0000225913(PQKBManifestationID)11174098(PQKBTitleCode)TC0000225913(PQKBWorkID)10233530(PQKB)10692375(MiAaPQ)EBC427846(EXLCZ)99100000000072295620080721d2009 uy 0engur|n|---|||||txtccrPractical process control[electronic resource] tuning and troubleshooting /Cecil L. SmithHoboken, N.J. Wileyc20091 online resource (445 p.)Description based upon print version of record.0-470-38193-0 Includes bibliographical references and index.PRACTICAL PROCESS CONTROL; CONTENTS; Preface; 1. Introduction; 1.1 The Process Industries and Regulatory Control; 1.2 P&I Diagrams; 1.3 Regulatory Control Example; 1.4 Control Loop; 1.5 Example Process; 1.6 Cascade Control; 1.7 Summary; Literature Cited; 2. Gain or Sensitivity; 2.1 Process Design Versus Process Control; 2.2 What Do We Mean by "Process Gain"; 2.3 Linear Versus Nonlinear Processes; 2.4 Operating Lines and Gains from Process Tests; 2.5 Action; 2.6 Impact of Process Nonlinearities on Tuning; 2.7 Scheduled Tuning; 2.8 Heat Transfer Processes; 2.9 Vacuum Processes; 2.10 SummaryLiterature Cited3. Process Dynamics; 3.1 First-Order Lag and Time Constant; 3.2 Integrating Process; 3.3 Self-Regulated Versus Non-Self-Regulated Processes; 3.4 Dead Time; 3.5 Measurement Issues; 3.6 Effect of Dead Time on Loop Performance; 3.7 Mixing; 3.8 Process Models; 3.9 Approximating Time Constants; 3.10 Ultimate Gain and Ultimate Period; 3.11 Damping; 3.12 Simple Performance Measures; 3.13 The Integral Criteria; 3.14 Summary; 4. Controller Modes and Mode Selection; 4.1 Mode Characteristics; 4.2 Options for Tuning Coefficients; 4.3 Computing the PID Control Equation4.4 Mode Combinations4.5 Flow Control; 4.6 Level Control; 4.7 Nonlinear Algorithms; 4.8 Level-to-Flow Cascade; 4.9 Summary; 5. Proportional Mode; 5.1 Control Equation; 5.2 Regulators; 5.3 The Proportional Band; 5.4 Bumpless Transfer; 5.5 Set-Point Changes; 5.6 Disturbance or Load Changes; 5.7 Proportional Control of Simple Models; 5.8 Adjusting the Controller Gain; 5.9 Tuning; 5.10 Summary; 6. Integral Mode; 6.1 Control Equation; 6.2 Open-Loop Behavior; 6.3 Effect of Reset Time; 6.4 PI Control of Simple Models; 6.5 Tuning; 6.6 Speed of Response; 6.7 Avoiding Sloppy Tuning6.8 Suppressing the Proportional Kick6.9 Windup Protection; 6.10 Summary; Literature Cited; 7. Derivative Mode; 7.1 Control Equation; 7.2 Incorporating Derivative into the Control Equation; 7.3 PID Control Equations; 7.4 Effect of Derivative Time; 7.5 Getting the Most from Derivative; 7.6 PID Control of Simple Models; 7.7 Tuning; 7.8 Summary; 8. Tuning Methods; 8.1 What Is a Tuning Method; 8.2 Process Characterizations; 8.3 Ziegler-Nichols Closed Loop Method; 8.4 The Relay Method; 8.5 Open-Loop Methods; 8.6 Graphical Constructions and Nonlinear Regression; 8.7 Ziegler-Nichols Open-Loop Method8.8 The Lambda Method8.9 IMC Method; 8.10 Integral Criteria Method; 8.11 Summary; Literature Cited; 9. Measurement Devices; 9.1 Steady-State Behavior; 9.2 Very Small Process Gain; 9.3 Temperature Measurements; 9.4 Filtering and Smoothing; 9.5 Summary; 10. Final Control Elements; 10.1 Valves and Flow Systems; 10.2 Valve Sizing; 10.3 Inherent Valve Characteristics; 10.4 Flow System Dominated by Control Valve; 10.5 Flow System Dominated by Process; 10.6 Valve Nonidealities; 10.7 Valve Positioner; 10.8 On-Off Control; 10.9 Time Proportioning Control; 10.10 Variable Speed Pumping; 10.11 SummaryLiterature CitedPractical Process Control (loop tuning and troubleshooting). This book differs from others on the market in several respects. First, the presentation is totally in the time domain (the word ""LaPlace"" is nowhere to be found). The focus of the book is actually troubleshooting, not tuning. If a controller is ""tunable"", the tuning procedure will be straightforward and uneventful. But if a loop is ""untunable"", difficulties will be experienced, usually early in the tuning effort. The nature of any difficulty provides valuable clues to what is rendering the loop ""untunable"". For example, if rProcess controlProcess control.670.42670.42/75670.4275Smith Cecil L209864MiAaPQMiAaPQMiAaPQBOOK9910830884803321Practical process control4031627UNINA