... obtainingatimeresponse,andROOTLforobtainingroot-locusdataand plots.TheseCADpackagesbecamethebasisforthepracticalcontrol systemdesignCADpackagecalledTOTAL,theforerunnerofTOTAL-PC [8],whichwasdevelopedin1978atAFIT.TOTALbecamethecatalyst, alongwithothercontrolCADpackagesdevelopedbyotherindividuals, forthedevelopmentofthecurrenthighlydevelopedcommercialcontrol systemdesignCADpackagesthatarenowreadilyavailable.Oneofthese CADpackagesisMATLAB,whichhasbecomeavaluabletoolforacontrol engineerandisillustratedinthistext.ThedetailedcontentsoftheTOTAL- PCCADpackagearedescribedinAppendixD.Theprogramiscontainedin thediskwhichisincludedwiththisbook. Becomingproficient(computerliterate)intheuseoftheseCAD packages(tools)isessentialforacontrolsystemsengineer.Itisalsoessential todevelopproceduresforcheckingtheCADresultsateachstageofthe analysisanddesign.ThisisnecessaryinordertoverifythattheseCADtools havegeneratedresultswhichareconsistentwiththeory.Wheneverindoubt, concerningtheoperationofaspecificCADtool,applytheCADtooltoa simpleproblemwhoseknownanalyticalsolutioncanbereadilycomparedto thecomputergeneratedoutput. 1.9OUTLINEOFTEXT Thetextisessentiallydividedintothreeparts.Thefirstpart,consistingof Chapters2through4,providesthemathematicalfoundationformodeling physicalsystemsandobtainingtimesolutionsusingclassicalorLaplace transformmethods.ThesecondpartconsistsofChapters5through9that providethefundamentalsofconventionalcontroltheoryandstate-variable concepts.Theremainingportionofthetextrepresentsmaterialthatisusually coveredinthefirstorsecondundergraduatecourseincontroltheoryand controlsystemdesign. Thefirstfewchaptersdealwiththemathematicsandphysicalsystem modelingthatunderlietheanalysisofcontrolsystems.Oncethetechniqueof writingthesystemequations (and, inturn,theirLaplacetransforms)that describetheperformanceofadynamicsystemhasbeenmastered,theideas ofblockandsimulationdiagramsandtransferfunctionsaredeveloped. Whenphysicalsystemsaredescribedintermsofblockdiagramsandtransfer functions,theyexhibitbasicservocharacteristics.Thesecharacteristicsare describedanddiscussed.Theconceptofstateisintroduced,andthesystem equationsaredevelopedinthestandardmatrixformat.Thenecessarylinear algebrarequiredtomanipulatethematrixequationsisincluded.Apresenta- tionofthevariousmethodsofanalysisisnextpresentedthatcanbeusedinthe studyoffeedbackcontrolsystems.SISOsystemsareusedinitiallytofacilitate 26Chapter1 Copyright ... designer’s control -system design proficiency, since it minimizes and expedites the tedious andrepetitive calculations involved inthe design of a satisfactory control system. To understand and use a computer-aided ... a computer-aided analysis and design package, one must first a chieve a conceptual understanding of the theory and processes involved in the analysis and synthesis of control systems. Once the...
Ngày tải lên: 04/07/2014, 05:28
... three-phase system are only half those of the three separate single-phase systems, and the line-voltage drop between the source and load in the three-phase system is half that of each single-phase system. ... (Transient Stability), and Chapter 12 (Power System Controls) for this edition of the text. He also pro- vided the examples and problems using PowerWorld Simulator as well as three design projects. ... maintaining system standards and reliability. NERC coordinates its eÔorts with FERC and other organizations such as the Edison Electric Institute (EEI) [10]. As shown in Figure 1.3, the transmission system...
Ngày tải lên: 30/03/2014, 07:20
System Analysis and Design - Complete Introductory Tutorial for Software Engineering
... and Design? System development can generally be thought of having two major components: systems analysis and systems design. In System Analysis more emphasis is given to understanding the details ... done. 2.2.3. Design of System After the system has been analyzed by the analyst, the design stage of system life cycle begins. In design phase, the structure or design for the proposed system is ... between analysis and design? Can one begin to design without analysis? Why 2.11. Summary of System Development Life Cycle Models Key points covered in this lesson are >>The system& apos;s...
Ngày tải lên: 27/10/2013, 23:15
Phân tích & thiết kế hệ thống system analysis and design
... 1 SCHOOL OF INFORMATION AND COMMUNICATION TECHNOLOGY HANOI UNIVERSITY OF SCIENCE AND TECHNOLOGY ______ * ______ SYSTEM ANALYSIS AND DESIGN REPORT Author : ... Conceptual data modeling ………………………………………… 17 B. Design I. High-level Design 1. Scenario Analysis …………… 18 2. Object Analysis ……………………………………………… 22 3. Screen Design 3.1 Log on ……………………………………………… 24 ... B. Design I. High – level Design 1. Scenario analysis. 1.1. User log on 27 Citizen User Menu Screen Screen Layout System name S City Library System...
Ngày tải lên: 01/06/2014, 17:25
Object oriented analysis and design understanding system development with UML 2 0 2005 !
Ngày tải lên: 18/12/2013, 09:10
Tài liệu SYSTEMS ANALYSIS AND DESIGN IN A CHANGING WORLD pdf
Ngày tải lên: 15/02/2014, 07:20
Experiments Planning, Analysis, and Optimization Second Edition pdf
... 12.1S. Design Matrix and Response Data, Ranitidine Experiment 460 Design Matrix and Yield Data for First-Order Design 467 Design Matrix and Yield Data for Second-Order Design 469 Design Matrix, ... 497 Design Matrix and Response Data, Whiteware Expetiment 498 Design Matrix and Response Data, Drill Experiment 499 Design Matrix and Response Data, Ammonia Experiment 500 Design Matrix and ... highlights and new material in the book are outlined as follows. Chapters 1 and 2 contain standwu material on analysis of variance, one-way and multi-way layout, randomized block designs,...
Ngày tải lên: 05/03/2014, 11:20
Systems Analysis and Design pdf
... businesses plateau or decline. Case Study: System Telecom 25 5.2.1 Before Analysis and Design 108 5.2.2 Analysis and Design 110 5.2.3 After Analysis and design 112 5.3 Project Planning 113 5.3.1 ... Context for Analysis and Design 1.1 Introduction Who is this book written for? The whole book is about systems analysis and design, and it’s been written for people who are analysts or designers ... The Context for Analysis and Design system is off-line. Standby systems that normally perform less urgent tasks can take over from ‘critical’ systems, and, if necessary, full system duplication...
Ngày tải lên: 22/03/2014, 18:20
Analysis and design of information system 2008
... relationship among specialized analysis tools, Arthur M. Langer Analysis and Design of Information Systems Third Edition 16 Analysis and Design of Information Systems System Boundaries. This provides ... requirements to system requirements 5. Design the database and accompanying applications 6. Build, test, and implement the database and applications 20 Analysis and Design of Information Systems Transition ... design of the program structure, Requirement Application Design Database Design Network Design Outline System Design Audit & Control Design Back-up & Recovery Design Transition Design System Test Plan Final...
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Bond Markets, Analysis, and Strategies (7th Edition) by Frank J. Fabozzi_6 pdf
Ngày tải lên: 21/06/2014, 09:20
Báo cáo hóa học: " Research Article Jointly Decoded Raptor Codes: Analysis and Design for the BIAWGN Channel" pdf
... finite length design by properly addressing the rate splitting issue, and finally, conclusions and perspectives are drawn in Section 5. 2. System Description and Notations 2.1. Definitions and Notations. ... University, November 2002. 2 EURASIP Journal on Wireless Communications and Networking analysis and the design remain fully analytical and linear in the parameters, that is fountain distributions are ... and to finite length design. In the next section, we draw the density evolution analysis under Gaus- sian approximation, and show the advantages of considering a joint decoder. 3. Asymptotic Analysis...
Ngày tải lên: 21/06/2014, 22:20
Báo cáo hóa học: " Research Article Analysis and Design of Timing Recovery Schemes for DMT Systems over Indoor Power-Line Channels" pdf
... primarily synchronization and channel estimation for PLC and xDSL systems, and performance analysis of wireless MIMO systems. Francisco Javier Ca ˜ nete received the M.S. and Ph.D. degrees in telecommunication engineering ... theory and numerical methods for characterization,” IEEE Transactions on Circuits and Systems I: Fundamental Theory and Applications, vol. 47, no. 5, pp. 655– 674, 2000. [15] E. A. Lee and D. ... 3rd edition, 2005. [13] IEEE 1139-1999, “Standard Definitions of Physical Quantities for Fundamental Frequency and Time Metrology-Random In- stabilities,” IEEE 1999. [14] A. Demir, A. Mehrotra, and...
Ngày tải lên: 22/06/2014, 20:20
DISCRETE-SIGNAL ANALYSIS AND DESIGN- P5 pdf
... transformation and inverse transformation to convert between “frequency” and “time”. b. Spectral leakage and aliasing. c. Smoothing and windowing operations in time and frequency. d. Time and frequency ... and also their computed results, can be named and stored in a special hard disk folder. The DFT and IDFT, and especially the FFT and IFFT, are not only very fast but also very easy to learn and ... operations. e. Power spectrum and cross-spectrum. f. Multiplication and convolution using the DFT and IDFT. g. Relationship between convolution and multiplication. h. Autocorrelation and cross-correlation. i....
Ngày tải lên: 04/07/2014, 07:20
DISCRETE-SIGNAL ANALYSIS AND DESIGN- P6 pdf
... negative frequencies. The value at 12 DISCRETE-SIGNAL ANALYSIS AND DESIGN identiịed in both time and amplitude. If the sequence is nonrepeating (random), or if it is inịnite in length, or if it is ... N /2, is labeled both as + 4and 4. This location is special and will be important in later work. In computerized waveform analysis and design, it is a good practice to use n =0asa starting point ... consisting of positive- and negative-frequency harmonics, to be discussed in detail later. For example, if Fig. 1-1c and d are frequency values X (k ), then −4to−1in Fig. 1-1c and +4to+7 in Fig. 1-1d...
Ngày tải lên: 04/07/2014, 07:20
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