stress analysis using promechanica

Ngày tải lên: 19/01/2014, 05:20

... categories • Demonstrate “real-world” analysis using tcpdump • Let you participate in the analysis process The objectives of this course are to introduce you to the fundamentals and benefits of using tcpdump as ... It has a sensor and analysis component. The sensor component collects network traffic and the analysis component fetches that traffic and analyzes it. Both the sensor and analysis host process ... Fields Beginning Analysis Real World Examples Step by Step Analysis References 4 4 Overview • Introduction to tcpdump • Writing tcpdump filters • Examination of Datagram Fields • Beginning Analysis • Real...

Ngày tải lên: 22/10/2013, 16:15

... © 1999 CRC Press LLC Attia, John Okyere. “Matlab Fundamentals.” Electronics and Circuit Analysis using MATLAB. Ed. John Okyere Attia Boca Raton: CRC Press LLC, 1999 ... files Script files are especially useful for analysis and design problems that require long sequences of MATLAB commands. With script file written using a text editor or word processor, the ... COMPLEX NUMBERS MATLAB allows operations involving complex numbers. Complex numbers are entered using function i or j. For example, a number zj =+ 22 may be entered in MATLAB as z = 2+2*i...

Ngày tải lên: 23/10/2013, 16:15

... applications of MATLAB in circuit analysis. The topics covered in Part II are dc analysis, transient analysis, alternating current analysis, and Fourier analysis. In addition, two-port networks ... for analysis and design of electrical and electronic circuits and systems. Organization The book is divided into three parts: Introduction to MATLAB, Circuit analysis applications using ... concepts, not with the aim of writing a textbook on circuit analysis and electronics. Selected problems in circuit analysis have been solved using MATLAB. © 1999 CRC Press LLC © 1999 CRC...

Ngày tải lên: 27/10/2013, 23:15

... © 1999 CRC Press LLC Attia, John Okyere. “Control Statements .” Electronics and Circuit Analysis using MATLAB. Ed. John Okyere Attia Boca Raton: CRC Press LLC, 1999 ... Write a MATLAB program to convert analog signal x to digital signal y. Test the program by using an analog signal with the following amplitudes: -1.25, 2.57 and 6.0. Solution MATLAB...

Ngày tải lên: 27/10/2013, 23:15

... implying, plot x versus y using green color. Line and mark style may be added to color type using the command plot(x, y, ’+w’) The above statement implies plot x versus y using white + marks. ... text(x, y, ’text’) For example, the statement text(2.0, 1.5, ’transient analysis ) will write the text, transient analysis, beginning at point (2.0,1.5). Multiple text commands can be used. ... © 1999 CRC Press LLC Attia, John Okyere. “Plotting Commands.” Electronics and Circuit Analysis using MATLAB. Ed. John Okyere Attia Boca Raton: CRC Press LLC, 1999 ...

Ngày tải lên: 27/10/2013, 23:15

... factor using (a) analytical solution and (b) numerical so- lution. Solution MATLAB Script diary ex6_1.dat % This program computes the average power, rms value and % power factor using ... be expanded using partial fractions as Hs r sp r sp r sp ks n n ( ) ( ) = − + − ++ − + 1 1 2 2 (6.41) © 1999 CRC Press LLC © 1999 CRC Press LLC Attia, John Okyere. “AC Analysis and ... Press LLC Attia, John Okyere. “AC Analysis and Network Functions.” Electronics and Circuit Analysis using MATLAB. Ed. John Okyere Attia Boca Raton: CRC Press LLC, 1999 ...

Ngày tải lên: 06/11/2013, 09:15

... V s R 1 R 3 R 2 C 1 C 2 L V 1 V 2 I 1 y(t) + + + - Figure 5.11 Circuit for State Analysis Using the above guidelines, we select the state variables to be VV 12 , , and i 1 . Using nodal analysis, we have © 1999 CRC Press LLC ... equation % Its m-file is diff1.m % % Transient analysis of RC circuit using ode % function and analytical solution % numerical solution using ode t0 = 0; tf = 20e-3; xo = 0; % initial ... RLC circuit, we write differential equations by using network analysis tools. The differential equations are converted into algebraic equations using the Laplace transform. The unknown current...

Ngày tải lên: 06/11/2013, 09:15

... © 1999 CRC Press LLC © 1999 CRC Press LLC Attia, John Okyere. “DC Analysis. ” Electronics and Circuit Analysis using MATLAB. Ed. John Okyere Attia Boca Raton: CRC Press LLC, 1999 ... VVV b =− 14 (4.31) Using Ohm’s Law I VV a = − 43 5 (4.32) Using KCL at node 1, and supernode 1-2, we get VVV V VV b 114 23 210 5 8 0 + − −+ − = (4.33) Using Equation (4.31), ... DC ANALYSIS 4.1 NODAL ANALYSIS Kirchhoff’s current law states that for any electrical circuit, the algebraic sum of all the currents at any node in the circuit equals zero. In nodal analysis, ...

Ngày tải lên: 06/11/2013, 09:15

Ngày tải lên: 07/12/2013, 11:41

... iterative solver, Mechanica runs a first pass using the block solver at p=2, followed by a second pass (p=3) using the iterative solver. Using the stress error estimate from pass 2, Mechanica ... for contact analysis, we do not normally recommend its use because it can increase run time. Mechanica runs a first pass at p=3 and determines a local estimate of stress error. Using this error ... example, the stress error estimates are too large—then switch to the multi-pass adaptive convergence strategy for subsequent design studies. Quick Check Define and run an analysis using the...

Ngày tải lên: 12/12/2013, 12:15

... Solution Using Equations (12.67), (12.69), (12.70) and (12.74) are used to calculate the poles of Equation (12.65). The zero of the overall amplifier gain is calculated using Equation ... 12.11 Wilson Current Source Using KCL at the collector of transistor Q 3 , we get IIII I CRBR O F 13 =− =− β therefore, () III OFRC =− β 1 (12.57) Using KCL at the emitter of Q 3 ... midband gain using equation (12.108) a = (1/rds) + (1/rd) + (1/rl); rlprime = 1/a; rg = rg1*rg2/(rg1 + rg2); gain_mb = -gm*rg*rlprime/(ri + rg); % Calculate Low cut-off frequency using equation...

Ngày tải lên: 13/12/2013, 01:15

... 11.11. Z 2 Z 1 I 1 V o V a V in Z in A Figure 11.11 Non-Inverting Configuration Using nodal analysis at node A V Z VV Z I aaO 12 1 0 + − += (11.22) From the concept of a virtual ... I 1 I 2 Z 1 Z 2 V o V in Z in V a A Figure 11.4 Inverting Configuration of an Op Amp Using nodal analysis at node A, we have VV Z VV Z I ain aO − + − += 12 1 0 (11.3) From the concept ... 1999 CRC Press LLC Attia, John Okyere. “Operational Amplifiers.” Electronics and Circuit Analysis using MATLAB. Ed. John Okyere Attia Boca Raton: CRC Press LLC, 1999 ...

Ngày tải lên: 13/12/2013, 01:15

... © 1999 CRC Press LLC Attia, John Okyere. “Semiconductor Physics.” Electronics and Circuit Analysis using MATLAB. Ed. John Okyere Attia Boca Raton: CRC Press LLC, 1999 ... < =<< 0 0 (10.62) The maximum electric field E qN W qN W AP s DN s max == εε εε 00 (10.63) Using Equation (10.47) or (10.48, Equation (10.63) becomes E qN N V V NN DAC S SAD max () () = − + 2 0 εε ... temperature is given as [1]. ET x T T g () . . =− +       − 117 4 37 10 636 4 2 (10.6) Using Equations (10.1) and (10.6), we can calculate the electron concentration at various temperatures....

Ngày tải lên: 13/12/2013, 01:15

... characteristics of diodes are presented. Diode circuit analysis techniques will be discussed. Problems involving diode circuits are solved using MATLAB. 9.1 DIODE CHARACTERISTICS Diode ... is particularly facilitated by using computers. Example 9.4 illus- trates the use of MATLAB for doing the iteration technique. Example 9.4 Redo Example 9.3 using the iterative technique. ... capacitor shown in Fig- ure 9.17, if vt t S ( ) sin( ) = 100 120 π V, R = 50KΩ, C = 250µF, using MATLAB (a) Plot the input and output voltages when the capacitor is discon- nected from...

Ngày tải lên: 13/12/2013, 01:15

... 1999 CRC Press LLC © 1999 CRC Press LLC Attia, John Okyere. “Fourier Analysis. ” Electronics and Circuit Analysis using MATLAB. Ed. John Okyere Attia Boca Raton: CRC Press LLC, 1999 ... transform, discrete Fourier transform, and fast Fourier transform. Some applications of Fourier analysis, using MATLAB, will also be discussed. 8.1 FOURIER SERIES If a function gt () is periodic ... MATLAB program to obtain a n and b n for n = 0 , 1, , 10 by using Equations (8.5) and (8.6). (c) Resynthesis g(t) using 10 terms of the values a n , b n obtained from part (b)....

Ngày tải lên: 13/12/2013, 01:15

... © 1999 CRC Press LLC Attia, John Okyere. “Two-Port Networks.” Electronics and Circuit Analysis using MATLAB. Ed. John Okyere Attia Boca Raton: CRC Press LLC, 1999 ... networks is shown. Example problems in- volving both passive and active circuits will be solved using MATLAB. 7.1 TWO-PORT NETWORK REPRESENTATIONS A general two-port network is shown ... shown in Figure 7.3. + - V 1 V 2 + - I 1 I 2 Y b Y c Y a Figure 7.3 Pi-Network Solution Using KCL, we have IVY VVYVYY VY ababb 11 12 1 2 =+− = +− ()() (7.19) © 1999 CRC Press...

Ngày tải lên: 13/12/2013, 01:15

Ngày tải lên: 22/12/2013, 08:16

Ngày tải lên: 26/12/2013, 01:18

Ngày tải lên: 08/01/2014, 12:58