ĐỀ tài vẽ đồ THỊ áp 3 PHA HÌNH SIN TRÊN CÙNG một hệ tọa độ

>> x=linspace(0,5*pi,500);% cho x chay tu o den 3pi voi 500 mau

>> y1= 5*sin(x)

y1 =

Columns 1 through 11

0 0.1574 0.3146 0.4715 0.6279 0.7837 0.9388 1.0929 1.2459 1.3977 1.5481

1.6969 1.8441 1.9895 2.1329 2.2742 2.4132 2.5498 2.6839 2.8154 2.9440 3.0698

Columns 23 through 33

3.1925 3.3120 3.4282 3.5411 3.6504 3.7562 3.8582 3.9564 4.0506 4.1409 4.2270

Columns 34 through 44

4.3090 4.3867 4.4600 4.5289 4.5934 4.6533 4.7085 4.7592 4.8051 4.8462 4.8825

Columns 45 through 55

4.9140 4.9406 4.9624 4.9792 4.9911 4.9980 5.0000 4.9970 4.9891 4.9762 4.9584

4.9357 4.9081 4.8756 4.8383 4.7963 4.7494 4.6979 4.6417 4.5809 4.5155 4.4457

Columns 67 through 77

4.3715 4.2929 4.2101 4.1232 4.0321 3.9370 3.8381 3.7353 3.6289 3.5188 3.4053

Columns 78 through 88

3.2883 3.1682 3.0448 2.9185 2.7893 2.6573 2.5227 2.3856 2.2461 2.1044 1.9606

1.8148 1.6673 1.5181 1.3674 1.2154 1.0621 0.9078 0.7526 0.5967 0.4401 0.2832

Columns 100 through 110

0.1259 0.0315 0.1888 0.3460 0.5028 0.6591 0.8148 -0.9697 -1.1236 -1.2763 -1.4279

Columns 111 through 121

1.5780 1.7265 1.8734 2.0183 2.1613 2.3021 2.4407 -2.5768 -2.7104 -2.8413 -2.9694

Columns 122 through 132

3.0945 3.2166 3.3355 3.4511 3.5632 3.6719 3.7769 -3.8781 -3.9755 -4.0690 -4.1584

4.2438 4.3249 4.4017 4.4742 4.5422 4.6057 4.6647 -4.7190 -4.7687 -4.8137 -4.8538

Columns 144 through 154

4.8892 4.9197 4.9454 4.9661 4.9820 4.9928 4.9988 -4.9998 -4.9958 -4.9869 -4.9730

Columns 155 through 165

4.9543 4.9306 4.9020 4.8686 4.8303 4.7873 4.7395 -4.6870 -4.6299 -4.5682 -4.5019

4.4312 4.3561 4.2767 4.1931 4.1053 4.0134 3.9176 -3.8178 -3.7143 -3.6071 -3.4964

Columns 177 through 187

3.3821 3.2646 3.1437 3.0198 2.8929 2.7631 2.6306 -2.4955 -2.3579 -2.2179 -2.0758

Columns 188 through 198

1.9316 1.7855 1.6376 1.4881 1.3371 1.1848 1.0313 -0.8769 -0.7215 -0.5654 -0.4088

Columns 199 through 209

-0.2517 -0.0944 0.0630 0.2203 0.3774 0.5341 0.6903 0.8458 1.0005 1.1542 1.3068

1.4580 1.6078 1.7560 1.9025 2.0471 2.1897 2.3300 2.4681 2.6038 2.7368 2.8672

Columns 221 through 231

2.9947 3.1192 3.2407 3.3589 3.4738 3.5853 3.6932 3.7974 3.8979 3.9945 4.0872

Columns 232 through 242

4.1758 4.2603 4.3406 4.4165 4.4881 4.5553 4.6179 4.6759 4.7294 4.7781 4.8221

4.8613 4.8957 4.9252 4.9499 4.9697 4.9845 4.9944 4.9994 4.9994 4.9944 4.9845

Columns 254 through 264

4.9697 4.9499 4.9252 4.8957 4.8613 4.8221 4.7781 4.7294 4.6759 4.6179 4.5553

Columns 265 through 275

4.4881 4.4165 4.3406 4.2603 4.1758 4.0872 3.9945 3.8979 3.7974 3.6932 3.5853

Columns 276 through 286

3.4738 3.3589 3.2407 3.1192 2.9947 2.8672 2.7368 2.6038 2.4681 2.3300 2.1897

2.0471 1.9025 1.7560 1.6078 1.4580 1.3068 1.1542 1.0005 0.8458 0.6903 0.5341

Columns 298 through 308

0.3774 0.2203 0.0630 0.0944 0.2517 0.4088 0.5654

-0.7215 -0.8769 -1.0313 -1.1848

Columns 309 through 319

1.3371 1.4881 1.6376 1.7855 1.9316 2.0758 2.2179 -2.3579 -2.4955 -2.6306 -2.7631

2.8929 3.0198 3.1437 3.2646 3.3821 3.4964 3.6071 -3.7143 -3.8178 -3.9176 -4.0134

Columns 331 through 341

4.1053 4.1931 4.2767 4.3561 4.4312 4.5019 4.5682 -4.6299 -4.6870 -4.7395 -4.7873

Columns 342 through 352

4.8303 4.8686 4.9020 4.9306 4.9543 4.9730 4.9869 -4.9958 -4.9998 -4.9988 -4.9928

Columns 353 through 363

4.9820 4.9661 4.9454 4.9197 4.8892 4.8538 4.8137 -4.7687 -4.7190 -4.6647 -4.6057

4.5422 4.4742 4.4017 4.3249 4.2438 4.1584 4.0690 -3.9755 -3.8781 -3.7769 -3.6719

Columns 375 through 385

3.5632 3.4511 3.3355 3.2166 3.0945 2.9694 2.8413 -2.7104 -2.5768 -2.4407 -2.3021

Columns 386 through 396

2.1613 2.0183 1.8734 1.7265 1.5780 1.4279 1.2763 -1.1236 -0.9697 -0.8148 -0.6591

-0.5028 -0.3460 -0.1888 -0.0315 0.1259 0.2832 0.4401

0.5967 0.7526 0.9078 1.0621

Columns 408 through 418

1.2154 1.3674 1.5181 1.6673 1.8148 1.9606 2.1044 2.2461 2.3856 2.5227 2.6573

Columns 419 through 429

2.7893 2.9185 3.0448 3.1682 3.2883 3.4053 3.5188 3.6289 3.7353 3.8381 3.9370

Columns 430 through 440

4.0321 4.1232 4.2101 4.2929 4.3715 4.4457 4.5155 4.5809 4.6417 4.6979 4.7494

4.7963 4.8383 4.8756 4.9081 4.9357 4.9584 4.9762 4.9891 4.9970 5.0000 4.9980

Columns 452 through 462

4.9911 4.9792 4.9624 4.9406 4.9140 4.8825 4.8462 4.8051 4.7592 4.7085 4.6533

Columns 463 through 473

4.5934 4.5289 4.4600 4.3867 4.3090 4.2270 4.1409 4.0506 3.9564 3.8582 3.7562

3.6504 3.5411 3.4282 3.3120 3.1925 3.0698 2.9440 2.8154 2.6839 2.5498 2.4132

Columns 485 through 495

2.2742 2.1329 1.9895 1.8441 1.6969 1.5481 1.3977 1.2459 1.0929 0.9388 0.7837

Columns 496 through 500

0.6279 0.4715 0.3146 0.1574 0.0000

>> y2= 5*sin(x+3*pi/2);

>> y3= 5*sin(x-3*pi/3);

>> plot(x,y1,x,y2,x,y3);

>> % set axis limits and grid lines

>> grid on

>> xlabel('Time')

>> title('3 phase_sin plot')

>>