Fundamentals of Electrical Drivess - Chapter 11 pdf

... for 310 FUNDAMENTALS OF ELECTRICAL DRIVES Figure 11. 14. Predictive dead-beat controller 11. 5 Tutorials for Chapter 11 11.5.1 Tutorial 1 This tutorial considers a simple example which consists of a ... in equation (11. 15). The m-file given at the end of this tutorial is used to generate the results given in figure 11. 26. 300 FUNDAMENTALS OF ELECTRICAL DRIVES Figure 11...

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... Heidelberg Printed on acid-free paper SPIN: 117 60481 62/techbooks 543210 1-4 02 0-5 50 4-8 ebook 97 8-1 -4 02 0-5 50 4-1 ebook Springer2007 ISBN-10 () ( ) (HB) (HB) ISBN-10 1-4 02 0-5 503-X ISBN-13 97 8-1 -4 02 0-5 50 3-4 ... VA p -number of pole pairs PI -proportional-integral PWM -pulse width modulation Q -reactive power VA R -resistance Ω R -reluctance At/Wb...

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... were open %%%%%%define variables A_c=10e-3*10e-3; % cross-section of core and armature 10mm x10 mm A_a=10e-3*10e-3; % assumed cross-section of airgap g=10e-3; % distance (airgap) between armature ... ring of width ‘h’ placed on the middle of the airgap at radius r + g/2. An observation of figure 1.17 learns that the flux crossing the airgap has a larger cross-sectional 10 FUNDAMENTAL...

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... 40 FUNDAMENTALS OF ELECTRICAL DRIVES i Psi u i(psi) dat To Workspace Sine Wave 100 R 1 s Clock Figure 2.15. Simulink model of non-linear inductance with sinusoidal excitation function of output ... concept of ‘incremental flux-linkage’ ∆ψ = ψ(t)−ψ(0) which is fundamental to the control of electrical drives. The equation basically states that a flux-linkage variation correspond...

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... MATLAB 74 FUNDAMENTALS OF ELECTRICAL DRIVES S COPE1GAI 0.0998 GAI 0.02 i 1 i RM i 2 i M @' 2 i 11 u 1/50 u 2/10 u 1 @ 2 @ 1 i' 2 -1 2.282 -4 2.855m -3 3.689 11. 182m 118 .755m -1 2.239 -1 8.668 ... defined as κ =  1 − L short−circuit L open−circuit (3.20) 66 FUNDAMENTALS OF ELECTRICAL DRIVES m-file Tutorial 1, chapter 3 %Tutorial 1, chapter 3 pl...

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... (A)’) hold on 100 FUNDAMENTALS OF ELECTRICAL DRIVES Figure 4.27. Generic, space vector based, model of three-phase R-L circuit (delta connected) was and is used to study linear electrical circuits ... by the presence of a component u S0 (see equation (4.39)). The m-file which is able to plot the results of this simulation is as follows m-file Tutorial 3, chapter 4 %tutorial 3,...

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... input power of the circuit is equal to the real power, hence P = p in (5.33) 144 FUNDAMENTALS OF ELECTRICAL DRIVES m-file Tutorial 3, chapter 5 %Tutorial 3, chapter 5 %we set E=100; eta =-7 *pi/6 assume ... mathematical analysis. Application of Kirchhoff’s voltage laws to this circuit shows that the Figure 5.1. R-L-u e load connected to current source 130 FUNDAMENTALS OF E...

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... analysis is to be given in the form of an m-file. An example of an m-file which shows this analysis is given at the end of this tutorial. The results in the form of the variables |i 1 |, |i 2D |, ... with the steady-state results obtained from the dynamic simulation. m-file Tutorial 6, chapter 6 %Tutorial 6, chapter 6 close all %parameters L_sig=10e-3; % leakage inductance L_M=300e-3...

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... physically Chapter 7 INTRODUCTION TO ELECTRICAL MACHINES 7.1 Introduction This chapter considers the basic working principles of the so-called ‘clas- sical’ set of machines. This set of machines ... directly 182 FUNDAMENTALS OF ELECTRICAL DRIVES example, in the two-pole machine we can rotate the resultant magnetic field by an angle of π 2 radians by way of a voltage excit...

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... 373.06 -5 3.13 0.75 0.42 241.73 -3 2.23 1.0 0.30 130.96 -2 3.58 1.25 0.23 25.81 -1 8.66 1.50 0.26 -7 6.84 -1 5.47 1.75 0.35 -1 78.16 -1 3.21 2.00 0.47 -2 78.66 -1 1.54 2.25 0.60 -3 78.62 -1 0.24 Build an m-file ... display, load angle (deg) rhoM=[0 -5 .74 -1 1.54 -1 7.46 -2 3.58 -3 0.00 -3 6.87 -4 4.43 -5 3.13 -6 4.16 -8 9.29];...

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