LEADER 01207nam0 22003013i 450 001 SUN0114113 005 20180522113437.487 010 $a978-15-971807-3-3$d0.00 100 $a20180126d2010 |0itac50 ba 101 $aita 102 $aIT 105 $a|||| ||||| 200 1 $a*Microeconometrics Using Stata$fA. Colin Cameron, Pravin K. Trivedi 205 $aRev. ed 210 $aCollege Station$cStata Press$d2010 215 $a XXXVIII, 706 p.$d24 cm. 606 $aEconometria$xProgrammi per microelaboratori$2EC$3SUNC033788 620 $dCollege Station$3SUNL000833 700 1$aCameron$b, Adrian C.$3SUNV042173$0726175 701 1$aTrivedi$b, Pravin K.$3SUNV042174$0144787 712 $aStata$3SUNV003527$4650 790 1$aCameron, Adrian Colin$zCameron, Adrian C.$3SUNV065984 801 $aIT$bSOL$c20181109$gRICA 912 $aSUN0114113 950 $aUFFICIO DI BIBLIOTECA DEL DIPARTIMENTO DI ECONOMIA$d03 PREST VCg9 $e03 BDE1496 995 $aUFFICIO DI BIBLIOTECA DEL DIPARTIMENTO DI ECONOMIA$bIT-CE0106$gBDE$h1496$kPREST VCg9$op$qa 996 $aMicroeconometrics Using Stata$91522955 997 $aUNICAMPANIA LEADER 07917nam 2200481 450 001 9910574061803321 005 20221217230715.0 010 $a9783030984458$b(electronic bk.) 010 $z9783030984441 035 $a(MiAaPQ)EBC7008434 035 $a(Au-PeEL)EBL7008434 035 $a(CKB)23114700400041 035 $aEBL7008434 035 $a(AU-PeEL)EBL7008434 035 $a(PPN)267815921 035 $a(EXLCZ)9923114700400041 100 $a20221217d2022 uy 0 101 0 $aeng 135 $aurcnu|||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aControl systems $ean introduction /$fD. Sundararajan 210 1$aCham, Switzerland :$cSpringer,$d[2022] 210 4$d©2022 215 $a1 online resource (xi, 312 pages) $cillustrations 300 $aDescription based upon print version of record. 311 08$aPrint version: Sundararajan, D. Control Systems Cham : Springer International Publishing AG,c2022 9783030984441 320 $aIncludes bibliographical references and index. 327 $aIntro -- Preface -- Contents -- Abbreviations -- 1 Introduction -- 1.1 Basics of Control Systems -- 1.2 Basic Signals -- 1.2.1 The Unit-Step Signal -- 1.2.2 The Unit-Impulse Signal -- 1.2.3 The Unit-Ramp Signal -- 1.2.4 The Unit-Parabolic Signal -- 1.3 Sinusoids -- 1.3.1 The Polar Form of Sinusoids -- 1.3.2 The Rectangular Form of Sinusoids -- Sum of Sinusoids with the Same Frequency -- 1.3.3 The Complex Sinusoids -- Real Causal Exponential Signal -- Exponentially Varying Amplitude Sinusoids -- 1.4 System Modeling -- 1.5 Summary -- Exercises -- 2 The Laplace Transform -- 2.1 Laplace Transform -- 2.1.1 Properties of the Laplace Transform -- Linearity -- 2.1.2 Time-Shifting -- 2.1.3 Frequency-Shifting -- 2.1.4 Time-Differentiation -- 2.1.5 Integration -- 2.1.6 Time-Scaling -- 2.1.7 Convolution in Time -- 2.1.8 Multiplication by t -- 2.1.9 Initial Value -- 2.1.10 Final Value -- 2.2 Laplace Transform Solution of Differential Equations -- 2.2.1 The Transfer Function -- 2.2.2 Transfer Function of Feedback Systems -- 2.3 Finding the Inverse Laplace Transform -- 2.3.1 Inverse Laplace Transform by Partial-Fraction Expansion -- 2.4 Characterization of a System by Its Poles and Zeros and System Stability -- 2.5 Routh-Hurwitz Stability Criterion -- 2.6 Summary -- Exercises -- 3 Mathematical Modeling of Electrical Systems -- 3.1 Modeling of Electrical Circuits -- 3.1.1 Circuit Analysis -- Basic Elements in Electrical Circuits -- 3.1.2 Series Circuits -- 3.1.3 Parallel Circuits -- 3.1.4 Examples of Circuit Analysis -- 3.2 Summary -- Exercises -- 4 Mathematical Modeling of Mechanical Systems -- 4.1 Modeling Electrical Systems -- 4.2 Modeling Translational Mechanical Systems -- 4.2.1 Theoretical Analysis -- 4.3 Modeling Rotational Mechanical Systems -- 4.3.1 Simple Pendulum -- 4.3.2 A Mechanical Rotational System -- 4.3.3 Field Current Controlled DC Motor. 327 $a4.3.4 Armature-Controlled DC Motor -- 4.4 Summary -- Exercises -- 5 Block Diagrams and Signal-Flow Graphs -- 5.1 Block Diagrams -- 5.2 Signal-Flow Graphs -- 5.2.1 Mason's Gain Formula -- Conversion of a Block Diagram to the Corresponding SFG -- 5.3 Summary -- Exercises -- 6 Steady-State and Transient Responses -- 6.1 Transfer Function of Feedback Systems -- 6.2 Steady-State Errors in Control Systems -- 6.2.1 Type 0 System -- 6.2.2 Type 1 System -- 6.2.3 Type 2 System -- Steady-State Errors of Nonunity Feedback Systems -- 6.3 Unit-Step Response and Transient Response Specifications -- 6.4 Linearization -- 6.5 Parameter Sensitivity -- 6.6 Summary -- Exercises -- 7 Root Locus -- 7.1 Plotting the Root Locus -- 7.1.1 Negative Feedback Systems -- Angle of a Line in the Complex Plane -- Breakaway and Break-in Points -- 7.1.2 Nonminimum-Phase Systems -- 7.2 Control System Design by Root Locus Method -- 7.2.1 Proportional Compensator -- 7.2.2 Proportional-Integral Compensator -- 7.2.3 Lag Compensator -- 7.2.4 Proportional-Derivative Compensator -- Higher-Order Systems -- 7.2.5 Lead Compensator -- Alternate Design -- 7.2.6 Proportional-Integral-Derivative Compensator -- 7.2.7 Lead-Lag Compensator -- 7.3 Summary -- Exercises -- 8 Design of Control Systems in Frequency Domain: Bode Plot -- 8.1 Bode Plot -- 8.1.1 Bode Plot of a Lag Compensator -- 8.1.2 Bode Plot of a Lead Compensator -- Approximation of e-Ts -- 8.2 Design of Control Systems -- 8.2.1 Relation Between Time-Domain and Frequency-Domain Specifications -- Relation Between Phase Margin and the Damping Ratio ? -- 8.2.2 Lag Compensator -- 8.2.3 Lead Compensator -- 8.2.4 Lead-Lag Compensator -- 8.2.5 Proportional-Integral-Derivative Compensator -- The First Method -- Second Method -- 8.3 Summary -- Exercises -- 9 Nyquist Plot -- 9.1 Nyquist Plot -- 9.1.1 Nyquist Plots of Simple Transfer Functions. 327 $aThe Constant -- First-Order Zero -- First-Order Pole -- Poles and Zeros at the Origin -- 9.2 Stability Analysis from Bode and Nyquist Plots -- 9.2.1 Nyquist Stability Criterion -- Closed-Loop Stability from the Nyquist Plot -- 9.2.2 Nonminimum-Phase Systems -- 9.2.3 Systems with Delay Units -- 9.2.4 Pade Approximation of e-Ts -- 9.3 Summary -- Exercises -- 10 State-Space Analysis of Control Systems -- 10.1 The State-Space Model -- 10.2 Frequency-Domain Solution of the State Equation -- 10.3 Time-Domain Solution of the State Equation -- 10.4 Commonly Used Realizations of Systems -- 10.5 Linear Transformation of State Vectors and Diagonalization -- 10.6 Controllability -- 10.7 Observability -- 10.8 Summary -- Exercises -- 11 Design of Control Systems in State Space -- 11.1 Design by Pole-Placement -- 11.1.1 Direct Comparison Method -- 11.1.2 Using Transformation Matrix -- 11.1.3 Using Ackermann's Formula -- 11.2 State Observers -- 11.2.1 Design of Regulator Systems with Observers -- Transfer Function of the Observer-Based Controller -- 11.3 Design of Control Systems with Observers -- 11.3.1 Quadratic Optimal Regulator Systems -- 11.4 Digital Implementation of Continuous-Time Systems -- 11.4.1 The Bilinear Transformation -- Frequency Warping -- Application of the Bilinear Transformation -- 11.5 Summary -- Exercises -- Answers to Selected Exercises -- Chapter 1 -- Chapter 2 -- Chapter 3 -- Chapter 4 -- Chapter 5 -- Chapter 6 -- Chapter 7 -- Chapter 8 -- Chapter 9 -- Chapter 10 -- Chapter 11 -- Bibliography -- Index. 330 $aThis textbook is designed for an introductory, one-semester course in Control Systems for undergraduates and graduates in various engineering departments, such as electrical, mechanical, aerospace, and civil. It is written to be concise, clear, and yet comprehensive to make it easier for the students to learn this important subject with high mathematical complexity. The author emphasizes the physical simulation of systems, making it easier for readers to understand system behavior. The popular MATLABª software package is used for programming and simulation. Every new concept is explained with figures and examples for a clear understanding. The simple and clear style of presentation, along with comprehensive coverage, enables students to obtain a solid foundation in the subject and for use in practical applications. ¨ Written to be accessible to students of varying backgrounds, using a practical approach; ¨ Explains concepts in a clear, concise manner, minimizing mathematical rigor; ¨ Emphasizes the physical simulation of systems, making it easier to understand system behavior; ¨ Includes numerous, solved examples and exercises, as well as programming and simulations using MATLAB. 606 $aAutomatic control 615 0$aAutomatic control. 676 $a629.8 700 $aSundararajan$b D.$0909958 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 912 $a9910574061803321 996 $aControl Systems$92868821 997 $aUNINA