Changes for page 07 Adjustments
Last modified by Iris on 2025/07/24 11:03
Summary
-
Page properties (1 modified, 0 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -349,7 +349,7 @@ 349 349 (% style="text-align:center" %) 350 350 ((( 351 351 (% class="wikigeneratedid img-thumbnail" style="display:inline-block" %) 352 -[[**Figure 7-7 Block Diagram of Model Tracking Control Design**>>image:20230515-7.png|| height="394" id="20230515-7.png"width="931"]]352 +[[**Figure 7-7 Block Diagram of Model Tracking Control Design**>>image:20230515-7.png||id="20230515-7.png"]] 353 353 ))) 354 354 355 355 The usage method and conditions of model tracking control: ... ... @@ -367,7 +367,6 @@ 367 367 (% class="box infomessage" %) 368 368 ((( 369 369 **✎Note**: Model tracking control is only available in position mode, and cannot be used in other modes. 370 -))) 371 371 372 372 (% class="table-bordered" %) 373 373 |=(% scope="row" style="text-align: center; vertical-align: middle; width: 120px;" %)**Function code**|=(% style="text-align: center; vertical-align: middle; width: 163px;" %)**Name**|=(% style="text-align: center; vertical-align: middle; width: 122px;" %)((( ... ... @@ -380,16 +380,15 @@ 380 380 )))|(% style="text-align:center; vertical-align:middle; width:128px" %)((( 381 381 Effective immediately 382 382 )))|(% style="text-align:center; vertical-align:middle; width:103px" %)0|(% style="text-align:center; vertical-align:middle; width:107px" %)0 to 1|When the function code is set to 1, enable the model tracking control function.| 383 -|=(% style="text-align: center; vertical-align: middle; width: 120px;" %)P2-21|(% style="text-align:center; vertical-align:middle; width:163px" %)Model tracking control gain|(% style="text-align:center; vertical-align:middle; width:122px" %)((( 382 +|=(% style="text-align: center; vertical-align: middle; width: 120px;" %)P2-21|(% style="text-align:center; vertical-align:middle; width:163px" %)Model tracking control gain|(% style="text-align:center; vertical-align:middle; width:122px" %)((( 384 384 Shutdown setting 385 -)))|( % style="text-align:center; vertical-align:middle; width:128px" %)(((384 +)))|((( 386 386 Effective immediately 387 -)))|(% style="text-align:center; vertical-align:middle; width:103px" %)1000|(% style="text-align:center; vertical-align:middle; width:107px" %)200 to 20000|(% rowspan="2" style="width:321px" %)Increasing the model tracking control gain can improve the position response performance of the model loop. If the gain is too high, it may cause overshoot behavior. The gain compensation affects the damping ratio of the model loop, and the damping ratio becomes larger as the gain compensation becomes larger.|(% style="text-align:center; vertical-align:middle" %)0.1/s 388 -|=(% style="text-align: center; vertical-align: middle; width: 120px;" %)P2-22|(% style="text-align:center; vertical-align:middle; width:163px" %)Model tracking control gain compensation|(% style="text-align:center; vertical-align:middle; width:122px" %)((( 389 -Shutdown setting 390 -)))|(% style="text-align:center; vertical-align:middle; width:128px" %)((( 386 +)))|(% style="text-align:center; vertical-align:middle; width:103px" %)1000|(% style="text-align:center; vertical-align:middle; width:107px" %)200 to 20000|(% rowspan="2" %)(% style="width:321px" %)Increasing the model tracking control gain can improve the position response performance of the model loop. If the gain is too high, it may cause overshoot behavior. The gain compensation affects the damping ratio of the model loop, and the damping ratio becomes larger as the gain compensation becomes larger.|(% style="text-align:center; vertical-align:middle" %)0.1/s 387 + 388 +|=(% style="text-align: center; vertical-align: middle; width: 120px;" %)P2-22|(% style="text-align:center; vertical-align:middle; width:163px" %)Model tracking control gain compensation|Shutdown setting|((( 391 391 Effective immediately 392 -)))| (% style="text-align:center; vertical-align:middle; width:103px" %)1000|(% style="text-align:center; vertical-align:middle; width:107px" %)500 to 2000|(% style="text-align:center; vertical-align:middle" %)0.10%390 +)))|1000|(% style="text-align:center; vertical-align:middle; width:107px" %)500 to 2000|(% style="text-align:center; vertical-align:middle" %)0.10% 393 393 394 394 (% class="table-bordered" %) 395 395 |=(% scope="row" style="text-align: center; vertical-align: middle; width: 120px;" %)**Function code**|=(% style="text-align: center; vertical-align: middle; width: 163px;" %)**Name**|=(% style="text-align: center; vertical-align: middle; width: 122px;" %)((( ... ... @@ -399,42 +399,41 @@ 399 399 )))|=(% style="text-align: center; vertical-align: middle; width: 103px;" %)**Default value**|=(% style="text-align: center; vertical-align: middle; width: 107px;" %)**Range**|=(% style="text-align: center; vertical-align: middle; width: 321px;" %)**Definition**|=(% style="text-align: center; vertical-align: middle;" %)**Unit** 400 400 |=(% style="text-align: center; vertical-align: middle; width: 120px;" %)P2-23|(% style="text-align:center; vertical-align:middle; width:163px" %)Model tracking control forward rotation bias|((( 401 401 Operation setting 402 -)))|( % style="text-align:center; vertical-align:middle; width:128px" %)(((400 +)))|((( 403 403 Effective immediately 404 -)))|(% style="text-align:center; vertical-align:middle; width:103px" %)1000|(% style="text-align:center; vertical-align:middle; width:107px" %)0 to 10000|(% rowspan="2" %)(% style="width:321px" %)Torque feedforward size in the positive and reverse direction under model tracking control|(% style="text-align:center; vertical-align:middle" %)0.10% 402 +)))|(% style="text-align:center; vertical-align:middle; width:103px" %)1000|(% style="text-align:center; vertical-align:middle; width:107px" %)0 to 10000|(% rowspan="2" %)(% style="width:321px" %)Torque feedforward size in the positive and reverse direction under model tracking control|(% style="text-align:center; vertical-align:middle" %)0.10% 405 405 |=(% style="text-align: center; vertical-align: middle; width: 120px;" %)P2-24|(% style="text-align:center; vertical-align:middle; width:163px" %)Model tracking control reverses rotation bias|((( 406 406 Operation setting 407 -)))|( % style="text-align:center; vertical-align:middle; width:128px" %)(((405 +)))|((( 408 408 Effective immediately 409 -)))| (% style="text-align:center; vertical-align:middle; width:103px" %)1000|(% style="text-align:center; vertical-align:middle; width:107px" %)0 to 10000|(% style="text-align:center; vertical-align:middle" %)0.10%410 -|=(% style="text-align: center; vertical-align: middle; width: 120px;" %)P2-25|(% style="text-align:center; vertical-align:middle; width:163px" %)Model tracking control speed feedforward compensation|Operation setting|( % style="text-align:center; vertical-align:middle; width:128px" %)(((407 +)))|1000|(% style="text-align:center; vertical-align:middle; width:107px" %)0 to 10000|0.10% 408 +|=(% style="text-align: center; vertical-align: middle; width: 120px;" %)P2-25|(% style="text-align:center; vertical-align:middle; width:163px" %)Model tracking control speed feedforward compensation|Operation setting|((( 411 411 Effective immediately 412 412 )))|(% style="text-align:center; vertical-align:middle; width:103px" %)1000|(% style="text-align:center; vertical-align:middle; width:107px" %)0 to 10000|(% style="width:321px" %)The size of the speed feedforward under model tracking control|(% style="text-align:center; vertical-align:middle" %)0.10% 413 413 414 414 Please refer to the following for an example of the procedure of adjusting servo gain. 415 415 416 -(% style="width:1508px" %) 417 -|=(% style="text-align:center; vertical-align:middle; width:80px" %)**Step**|=(% style="text-align:center; vertical-align:middle; width:1420px" %)**Content** 418 -|=(% style="text-align: center; vertical-align: middle; width: 80px;" %)1|Please try to set the correct load inertia ratio parameter P3-1. 419 -|=(% style="text-align:center; vertical-align:middle; width:80px" %)2|If the automatic adjustment mode is used (P3-3 is set to 0), please set the basic rigidity level parameter P3-2. If in manual adjustment mode (P3-3 is set to 1), please set the gain P2-1~~P2-3 related to the position loop and speed loop and the torque filter time constant P4-4. The setting principle is mainly no vibration and overshoot. 420 -|=(% style="text-align: center; vertical-align: middle; width: 80px;" %)3|Turn on the model tracking function, set P2-20 to 1. 421 -|=(% style="text-align: center; vertical-align: middle; width: 80px;" %)4|Increase the model tracking gain P2-21 within the range of no overshoot and vibration occurring. 422 -|=(% style="text-align: center; vertical-align: middle; width: 80px;" %)5|If the rigidity level of step 2 is set relatively low, user can properly increase the rigidity level P3-2. 423 -|=(% style="text-align: center; vertical-align: middle; width: 80px;" %)6|When overshoot occurs, or the responses of forward rotation and reverse rotation are different, user can fine-tune through model tracking control forward bias P2-23, model tracking control reverse bias P2-24, model tracking control speed feedforward compensation P2 -25. 414 +|**Step**|** Content** 415 +|1|Please try to set the correct load inertia ratio parameter P3-1. 416 +|2|If the automatic adjustment mode is used (P3-3 is set to 0), please set the basic rigidity level parameter P3-2. If in manual adjustment mode (P3-3 is set to 1), please set the gain P2-1~~P2-3 related to the position loop and speed loop and the torque filter time constant P4-4. The setting principle is mainly no vibration and overshoot. 417 +|3|Turn on the model tracking function, set P2-20 to 1. 418 +|4|Increase the model tracking gain P2-21 within the range of no overshoot and vibration occurring. 419 +|5|If the rigidity level of step 2 is set relatively low, user can properly increase the rigidity level P3-2. 420 +|6|When overshoot occurs, or the responses of forward rotation and reverse rotation are different, user can fine-tune through model tracking control forward bias P2-23, model tracking control reverse bias P2-24, model tracking control speed feedforward compensation P2 -25. 424 424 425 425 == **Gain switching** == 426 426 427 - **Gain switching function:**424 +Gain switching function: 428 428 429 -● 426 +●Switch to a lower gain in the motor stationary (servo enabled)state to suppress vibration; 430 430 431 -● 428 +●Switch to a higher gain in the motor stationary state to shorten the positioning time; 432 432 433 -● 430 +●Switch to a higher gain in the motor running state to get better command tracking performance; 434 434 435 -● 432 +●Switch different gain settings by external signals depending on the load connected. 436 436 437 - **Gain switching parameter setting**434 +(1) Gain switching parameter setting 438 438 439 439 ①When P02-07=0 440 440 ... ... @@ -441,10 +441,7 @@ 441 441 Fixed use of the first gain (using P02-01~~P02-03), and the switching of P/PI (proportional/proportional integral) control could be realized through DI function 10 (GAIN-SEL, gain switching). 442 442 443 443 (% style="text-align:center" %) 444 -((( 445 -(% class="wikigeneratedid img-thumbnail" style="display:inline-block" %) 446 -[[image:20230515-8.png||height="378" id="20230515-8.png" width="363"]] 447 -))) 441 +[[image:20230515-8.png]] 448 448 449 449 ② When P02-07=1 450 450 ... ... @@ -451,69 +451,162 @@ 451 451 The switching conditions can be set through parameter P02-08 to realize switching between the first gain (P02-01~~P02-03) and the second gain (P02-04~~P02-06). 452 452 453 453 (% style="text-align:center" %) 454 -((( 455 -(% class="wikigeneratedid img-thumbnail" style="display:inline-block" %) 456 -[[**Figure 7-9 Flow chart of gain switching when P02-07=1**>>image:20230515-9.png||id="20230515-9.png"]] 457 -))) 448 +[[image:20230515-9.png]] 458 458 459 -|=(% style="text-align:center; vertical-align:middle; width:74px" %)**P02-08**|=(% style="text-align: center; vertical-align: middle; width: 238px;" %)**Content**|=(% style="text-align: center; vertical-align: middle; width: 1108px;" %)**Diagram** 460 -|=(% style="text-align:center; vertical-align:middle;width:74px" %)0|(% style="text-align:center; vertical-align:middle" %)Fixed use of the first gain|(% style="width:1108px" %)~-~- 461 -|=(% style="text-align:center; vertical-align:middle; width:74px" %)1|(% style="text-align:center; vertical-align:middle; width:238px" %)Switching with DI|(% style="width:1108px" %)~-~- 462 -|=(% style="text-align:center; vertical-align:middle; width:74px" %)((( 450 +Figure 7-9 Flow chart of gain switching when P02-07=1 451 + 452 +|(% style="width:72px" %)**P02-08**|(% style="width:146px" %)**Content**|**Diagram** 453 +|(% style="width:72px" %)0|(% style="width:146px" %)Fixed use of the first gain|~-~- 454 +|(% style="width:72px" %)1|(% style="width:146px" %)Switching with DI|~-~- 455 +|(% style="width:72px" %)((( 456 + 457 + 458 + 459 + 460 + 461 + 463 463 2 464 -)))|(% style="text-align:center; vertical-align:middle; width:238px" %)((( 463 +)))|(% style="width:146px" %)((( 464 + 465 + 466 + 467 + 468 + 469 + 465 465 Large torque command 466 -)))|(% style="width:1108px" %) [[image:image-20230515140641-1.png||style="text-align:center; vertical-align:middle"]] 467 -|=(% style="text-align:center; vertical-align:middle;width:74px" %)((( 471 +)))|[[image:image-20230515140641-1.png]] 472 +|(% style="width:72px" %)((( 473 + 474 + 475 + 476 + 477 + 478 + 479 + 468 468 3 469 -)))|(% style="text-align:center; vertical-align:middle; width:238px" %)Large actual torque|(% style="width:1108px" %)[[image:image-20230515140641-2.png||style="text-align:center; vertical-align:middle"]] 470 -|=(% style="text-align:center; vertical-align:middle;width:74px" %)((( 481 +)))|(% style="width:146px" %)Large actual torque|[[image:image-20230515140641-2.png]] 482 +|(% style="width:72px" %)((( 483 + 484 + 485 + 486 + 487 + 488 + 471 471 4 472 -)))|(% style="width:238px" %)((( 490 +)))|(% style="width:146px" %)((( 491 + 492 + 493 + 494 + 495 + 496 + 473 473 Large speed command 474 -)))| (% style="width:1108px" %)[[image:image-20230515140641-3.png]]498 +)))|[[image:image-20230515140641-3.png]] 475 475 476 -|(% style="width:74px" %)**P02-08**|(% style="width:238px" %)**Content**|**Diagram** 477 -|=(% style="width:74px" %)((( 500 +|(% style="width:74px" %)**P02-08**|(% style="width:176px" %)**Content**|**Diagram** 501 +|(% style="width:74px" %)((( 502 + 503 + 504 + 505 + 506 + 478 478 5 479 -)))|(% style="width: 238px" %)(((508 +)))|(% style="width:176px" %)((( 480 480 510 + 511 + 512 + 513 + 481 481 Fast actual speed 482 482 )))|((( 483 483 517 + 484 484 [[image:image-20230515140641-4.png]] 485 485 ))) 486 -|=(% style="width:74px" %)((( 520 +|(% style="width:74px" %)((( 521 + 522 + 523 + 524 + 525 + 526 + 527 + 487 487 6 488 488 )))|(% style="width:176px" %)((( 489 489 531 + 532 + 533 + 534 + 535 + 536 + 490 490 Speed command change rate is large 491 491 )))|[[image:image-20230515140641-5.png]] 492 -|=(% style="width:74px" %)((( 539 +|(% style="width:74px" %)((( 540 + 541 + 542 + 543 + 544 + 545 + 493 493 7 547 + 548 + 494 494 )))|(% style="width:176px" %)((( 495 495 551 + 552 + 553 + 554 + 555 + 496 496 Large position deviation 497 497 )))|[[image:image-20230515140641-6.png]] 498 -|=(% style="width:74px" %)((( 558 +|(% style="width:74px" %)((( 559 + 560 + 561 + 562 + 563 + 499 499 8 500 500 )))|(% style="width:176px" %)((( 566 + 567 + 568 + 569 + 570 + 501 501 Position command 502 502 )))|[[image:image-20230515140641-7.png]] 503 503 504 -|=(% style="width:73px" %)((( 574 +|(% style="width:73px" %)((( 575 + 576 + 577 + 578 + 579 + 580 + 505 505 9 506 -)))|(% style="width: 238px" %)(((582 +)))|(% style="width:154px" %)((( 507 507 584 + 585 + 586 + 587 + 588 + 508 508 Positioning completed 509 -)))|(% style="width:1179px" %)[[image:image-20230515140641-8.png]] 510 -|=(% style="width:73px" %)((( 590 +)))|[[image:image-20230515140641-8.png]] 591 +|(% style="width:73px" %)((( 592 + 593 + 511 511 10 512 - )))|(% style="width:238px" %)(((595 + 513 513 597 +)))|(% style="width:154px" %)((( 598 + 599 + 514 514 Position command + actual speed 515 -)))|( % style="width:1179px" %)(((601 +)))|((( 516 516 603 + 517 517 Refer to the chart below 518 518 ))) 519 519 ... ... @@ -522,7 +522,7 @@ 522 522 523 523 Figure 7-10 P02-08=10 Position command + actual speed gain description 524 524 525 -Description of related parameters 612 +(2) Description of related parameters 526 526 527 527 |(% rowspan="2" style="width:68px" %) 528 528 **P02-07**|(% style="width:150px" %)**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** ... ... @@ -566,7 +566,7 @@ 566 566 |3|Large actual torque|((( 567 567 In the previous first gain, when the absolute value of actual torque is greater than ( grade + hysteresis ), the second gain is switched; 568 568 569 -In the previous second gain, when the absolute value of actual torque is less than the value of (grade - hysteresis) and the duration is greater than [P02-13], the first gain is returned. 656 +In the previous second gain, when the absolute value of actual torque is less than the value of (grade - hysteresis) and the duration is greater than [P02-13], the first gain is returned . 570 570 571 571 572 572 ))) ... ... @@ -689,6 +689,8 @@ 689 689 If P02-04≤P02-01, then P02-16 is invalid, and the second gain is switched from the first gain immediately. 690 690 ))) 691 691 779 + 780 + 692 692 == **Model Tracking Control Function** == 693 693 694 694 Model tracking control is suitable for position control mode, which adds a model loop outside the three loop. In the model loop, new position commands, speed feedforward and torque feedforward and other control quantities are generated according to the user's response requirements to the system and the ideal motor control model. Applying these control quantities to the actual control loop can significantly improve the response performance and positioning performance of the position control, the design block diagram is as follows: ... ... @@ -1135,6 +1135,8 @@ 1135 1135 If P02-04≤P02-01, then P02-16 is invalid, and the second gain is switched from the first gain immediately. 1136 1136 ))) 1137 1137 1227 + 1228 + 1138 1138 = **Mechanical resonance suppression** = 1139 1139 1140 1140 == Mechanical resonance suppression methods == ... ... @@ -1239,4 +1239,3 @@ 1239 1239 )))|(% style="text-align:center; vertical-align:middle; width:96px" %)- 1240 1240 1241 1241 Table 7-11 Notch filter function code parameters 1242 -~)~)~)