Introduction to e design

Chapter 15  introduction to the design of electric machinery

Chapter 15 introduction to the design of electric machinery

... st (15. 2-31) The width of slot between the base of the tips is taken as the average of the distance of the chord length of the inner corners of the tooth tips at the top of the tooth and the ... by the tooth at radius rsi, θtb the angle spanned by the tooth at radius rsb, wtb the width of the tooth base, dtb the depth of the tooth base, dtte...
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Introduction to digital design using digilent FPGA boards

Introduction to digital design using digilent FPGA boards

... Haskell Darrin M Hanna iii Introduction to Digital Design Using Digilent FPGA Boards ─ Block Diagram / Verilog Examples Table of Contents Introduction – Digital Design Using FPGAs Example – Switches ... / VHDL Examples, LBE Books, 2009 Digital Design Using Digilent FPGA Boards – Verilog / Active-HDL Edition, LBE Books, 2009 Digital Design Using Digil...
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Introduction to Optimum Design phần 1 pdf

Introduction to Optimum Design phần 1 pdf

... 4.7 .1 Design of a Wall Bracket 4.7.2 Design of a Rectangular Beam Exercises for Chapter Chapter 10 3 10 3 10 4 10 9 11 6 11 9 11 9 12 1 12 8 14 0 14 1 14 3 14 3 14 6 14 7 14 8 14 9 14 9 15 1 15 3 15 6 15 7 15 8 15 8 16 2 ... Methods for Optimum Design 259 7 .1 Chapter 19 5 19 5 19 8 2 01 2 01 202 202 203 205 206 211 218 219 219 220 220 2 21 226 228 22...
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Introduction to Optimum Design phần 2 pdf

Introduction to Optimum Design phần 2 pdf

... x2 £ x2 £ x1, x2 ≥ 3.9 Minimize subject to f(x1, x2) = x1x2 x1 + x2 £ x2 + x2 £ 3.10 Minimize subject to f(x1, x2) = 3x1 + 6x2 -3x1 + 3x2 £ 4x1 + 2x2 £ -x1 + 3x2 ≥ 72 INTRODUCTION TO OPTIMUM DESIGN ... subject to f(x1, x2) = (x1 - 3 )2 + (x2 - 3 )2 x1 + x2 £ x1, x2 ≥ 3 .2 Maximize subject to F(x1, x2) = x1 + 2x2 2x1 + x2 £ x1, x2 ≥ 3.3 Minimize subject to f(x1, x2) = x1...
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Introduction to Optimum Design phần 3 pptx

Introduction to Optimum Design phần 3 pptx

... solutions are 237 .17 £ b £ 527 .34 mm; 2 13. 33 £ d £ 474 .33 mm bd = (1.125 ¥ 10 ) mm Case 4: s1 = 0, u2 = 0, u3 = 0, u4 = 0, u5 = Equations (i) and (j) reduce to 164 INTRODUCTION TO OPTIMUM DESIGN d- ... contours are shown 134 INTRODUCTION TO OPTIMUM DESIGN x2 –7 –5 3 –1 D g A D f –4 3 –2 –1 x1 –1 D f B D g g=0 –2 3 Cost function contours –4 FIGURE 4-21 Graphical solu...
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Introduction to Optimum Design phần 4 pdf

Introduction to Optimum Design phần 4 pdf

... identied to be replaced with x2 in the basic set Basicỉ x1 x2 x3 x4 x5 b Ratio: bi /aiq x3 1 0 16 16 x4 x5 28 14 14 24 Cost -40 0 = 14 ă smallest 1 = 16 1/ 14 1/ 24 0 1 0 f-0 -600 = 24 Second ... Optimum Design 251 6 .45 Minimize subject to f = -x1 - 4x2 x1 + x2 Ê 16 x1 + 2x2 Ê 28 24 2x1 + x2 x1, x2 6 .46 Minimize f = x1 - x2 subject to 4x1 + 3x2 Ê 12 x1 + 2x2 Ê 4 2x1 + x2...
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Introduction to Optimum Design phần 5 pptx

Introduction to Optimum Design phần 5 pptx

... as ẩ6 (5 - 5a ) + 2(10 - 10a ) 50 - 50 a = f (x (1) ) = ẻ2 (5 - 5a ) + 4(10 - 10a ) 50 - 50 a ẻ ẩ -5 f (x (1) ) d ( ) = (50 - 50 a , 50 - 50 a ) =0 ẻ-10 (i) Or, - 5( 50 - 50 a ) - 10 (50 - 50 a ... Exercise 8 .54 8.81 Exercise 8 .55 8.82 Exercise 8 .56 8.83 Exercise 8 .57 8.84 Exercise 8 .58 8. 85 Exercise 8 .59 8.86 Exercise 8.60 304 8.79 Exercise 8 .53 8.87 Exercise 8.61 INTRO...
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Introduction to Optimum Design phần 6 potx

Introduction to Optimum Design phần 6 potx

... functions at the trial design point are calculated as f1,0 = f (65 .6, 0.95) = (65 .6) + 320 (65 .6) (0.95) = 24, 2 46 g1 (65 .6, 0.95) = 65 .6 - = 0.151 > (violation) 60 (0.95) (j) 65 .6( 65 .6 - 0.95) = -0.1781 ... design variable cells, D3 to D6, dependent variable cells, C18 to C25, and the constraint function cells, B31 to B 36 and D31 to D 36 are updated using the o...
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Introduction to Optimum Design phần 7 pot

Introduction to Optimum Design phần 7 pot

... 2. 278 73E+01 1.31993E+00 1.03643E-01 1. 673 49E-03 4.30513E- 07 7.20000E+03 7. 875 00E+02 7. 13063E+02 6.9 973 4E+02 7. 03880E+02 7. 03947E+02 1.0000E+01 9.9438E+00 9.0133E+00 7. 6933E+00 7. 7 970 E+00 7. 7987E+00 ... 1.2 677 2E-02 1.2 678 7E-02 2.0000E-01 5.0000E-02 5 .74 91E-02 6.2522E-02 6.8435E-02 6. 877 0E-02 6. 873 2E-02 6.8542E-02 6 .76 35E-02 6.3848E-02 6.0328E-02 5 .75 19E-0...
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Introduction to Optimum Design phần 8 pot

Introduction to Optimum Design phần 8 pot

... Ơ 194 88 .30 82 .40 76.50 72.10 67.60 61 .80 57.00 36.74 36.52 36.26 36. 08 35.90 36.69 36.49 0.945 0 .88 5 0 .84 0 0 .80 0 0.760 0 .83 0 0.765 16.655 16.595 16.550 16.510 16.470 12. 180 12.115 1. 680 1.570 ... Node 11 g=(5 ,8, 15) x=(2,3) f=70 Node 10 g=(5,10,10) x=(3,2) f =80 g=(5,5,5) STOPSince cost is larger than -80 STOPSince cost is larger than 80 STOPFeasible cost will be higher th...
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Introduction to Optimum Design phần 9 ppsx

Introduction to Optimum Design phần 9 ppsx

... should be consulted (Hohn, 196 4; Franklin, 196 8; Cooper and Steinberg, 197 0; Stewart, 197 3; Bell, 197 5; Strang, 197 6; Jennings, 197 7; Deif, 198 2; Gere and Weaver, 198 3) In addition, most software ... (Branin and Hoo, 197 2) minimize ˆ Ê 2 f (x) = - 2.1x12 + x14 x12 + x1 x + (-4 + x ) x Ë ¯ 588 INTRODUCTION TO OPTIMUM DESIGN subject to -3 £ x1 £ -2 £ x £ 18.2 (Lucidi and Pic...
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Introduction to Optimum Design phần 10 ppsx

Introduction to Optimum Design phần 10 ppsx

... Answers to Selected Problems Chapter 12 Introduction to Optimum Design with MATLAB 12.1 For l = 0.5 m, To = 10 kN◊m, Tmax = 20 kN◊m, x* = 103 mm, x* = 0.955, f* = 2.9 kg 12.2 For l = 0.5, To = 10 ... optimum design with, 413–432 constrained optimum design problems, 418–420 exercises, 429–432 Optimization Toolbox, 413–415 optimum design examples with MATLAB, 420–...
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Introduction to Digital Signal Processing and Filter Design - Introduction

Introduction to Digital Signal Processing and Filter Design - Introduction

... well-chosen frequency so that it can be considered a bandlimited signal It is this signal that is sampled and converted to a discrete-time signal and coded to a digital signal by the analog -to- digital ... ability to compress the data by a significant factor and receive the input signal at lower cost and very good quality To point out the power of digital sign...
Ngày tải lên : 29/09/2013, 21:20
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