Changes for page 07 Adjustments
Last modified by Iris on 2025/07/24 11:03
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... ... @@ -627,6 +627,365 @@ 627 627 If P02-04≤P02-01, then P02-16 is invalid, and the second gain is switched from the first gain immediately. 628 628 ))) 629 629 630 +== == 631 + 632 +== **Gain switching** == 633 + 634 +Gain switching function: 635 + 636 +●Switch to a lower gain in the motor stationary (servo enabled)state to suppress vibration; 637 + 638 +●Switch to a higher gain in the motor stationary state to shorten the positioning time; 639 + 640 +●Switch to a higher gain in the motor running state to get better command tracking performance; 641 + 642 +●Switch different gain settings by external signals depending on the load connected. 643 + 644 +(1) Gain switching parameter setting 645 + 646 +①When P02-07=0 647 + 648 +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). 649 + 650 +(% style="text-align:center" %) 651 +[[image:20230515-8.png]] 652 + 653 +② When P02-07=1 654 + 655 +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). 656 + 657 +(% style="text-align:center" %) 658 +[[image:20230515-9.png]] 659 + 660 +Figure 7-9 Flow chart of gain switching when P02-07=1 661 + 662 +|(% style="width:72px" %)**P02-08**|(% style="width:146px" %)**Content**|**Diagram** 663 +|(% style="width:72px" %)0|(% style="width:146px" %)Fixed use of the first gain|~-~- 664 +|(% style="width:72px" %)1|(% style="width:146px" %)Switching with DI|~-~- 665 +|(% style="width:72px" %)((( 666 + 667 + 668 + 669 + 670 + 671 + 672 +2 673 +)))|(% style="width:146px" %)((( 674 + 675 + 676 + 677 + 678 + 679 + 680 +Large torque command 681 +)))|[[image:image-20230515140641-1.png]] 682 +|(% style="width:72px" %)((( 683 + 684 + 685 + 686 + 687 + 688 + 689 + 690 +3 691 +)))|(% style="width:146px" %)Large actual torque|[[image:image-20230515140641-2.png]] 692 +|(% style="width:72px" %)((( 693 + 694 + 695 + 696 + 697 + 698 + 699 +4 700 +)))|(% style="width:146px" %)((( 701 + 702 + 703 + 704 + 705 + 706 + 707 +Large speed command 708 +)))|[[image:image-20230515140641-3.png]] 709 + 710 +|(% style="width:74px" %)**P02-08**|(% style="width:176px" %)**Content**|**Diagram** 711 +|(% style="width:74px" %)((( 712 + 713 + 714 + 715 + 716 + 717 +5 718 +)))|(% style="width:176px" %)((( 719 + 720 + 721 + 722 + 723 + 724 +Fast actual speed 725 +)))|((( 726 + 727 + 728 +[[image:image-20230515140641-4.png]] 729 +))) 730 +|(% style="width:74px" %)((( 731 + 732 + 733 + 734 + 735 + 736 + 737 + 738 +6 739 +)))|(% style="width:176px" %)((( 740 + 741 + 742 + 743 + 744 + 745 + 746 + 747 +Speed command change rate is large 748 +)))|[[image:image-20230515140641-5.png]] 749 +|(% style="width:74px" %)((( 750 + 751 + 752 + 753 + 754 + 755 + 756 +7 757 + 758 + 759 +)))|(% style="width:176px" %)((( 760 + 761 + 762 + 763 + 764 + 765 + 766 +Large position deviation 767 +)))|[[image:image-20230515140641-6.png]] 768 +|(% style="width:74px" %)((( 769 + 770 + 771 + 772 + 773 + 774 +8 775 +)))|(% style="width:176px" %)((( 776 + 777 + 778 + 779 + 780 + 781 +Position command 782 +)))|[[image:image-20230515140641-7.png]] 783 + 784 +|(% style="width:73px" %)((( 785 + 786 + 787 + 788 + 789 + 790 + 791 +9 792 +)))|(% style="width:154px" %)((( 793 + 794 + 795 + 796 + 797 + 798 + 799 +Positioning completed 800 +)))|[[image:image-20230515140641-8.png]] 801 +|(% style="width:73px" %)((( 802 + 803 + 804 +10 805 + 806 + 807 +)))|(% style="width:154px" %)((( 808 + 809 + 810 +Position command + actual speed 811 +)))|((( 812 + 813 + 814 +Refer to the chart below 815 +))) 816 + 817 +(% style="text-align:center" %) 818 +[[image:20230515-10.png]] 819 + 820 +Figure 7-10 P02-08=10 Position command + actual speed gain description 821 + 822 +(2) Description of related parameters 823 + 824 +|(% rowspan="2" style="width:68px" %) 825 +**P02-07**|(% style="width:150px" %)**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** 826 +|(% style="width:150px" %)The second gain switching mode|Operation setting|Effective immediately|0|0 to 1|Gain control| 827 +|(% colspan="8" %)((( 828 +Set the switching mode of the second gain. 829 + 830 +|**Setting value**|**Function** 831 +|0|((( 832 +The first gain is used by default. Switching using DI function 10 (GAIN-SEL, gain switching): 833 + 834 +DI logic invalid: PI control; 835 + 836 +DI logic valid: PI control. 837 +))) 838 +|1|The first gain and the second gain are switched by the setting value of P02-08. 839 +))) 840 + 841 +|(% rowspan="2" %) 842 +**P02-08**|**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** 843 +|Gain switching condition selection|Operation setting|Effective immediately|0|0 to 10|Gain control| 844 +|(% colspan="8" %)((( 845 +Set the conditions for gain switching. 846 + 847 +|Setting value|Gain switching conditions|Details 848 +|0|The default is the first gain|Fixed use of the first gain 849 +|1|Switch by DI port|((( 850 +Use DI function 10 (GAIN-SEL, gain switching); 851 + 852 +DI logic is invalid: the first gain (P02-01~~P02-03); 853 + 854 +DI logic is valid: the second gain (P02-04~~P02-06). 855 +))) 856 +|2|Large torque command|((( 857 +In the previous first gain, when the absolute value of torque command is greater than (grade + hysteresis), the second gain is switched; 858 + 859 +In the previous second gain, when the absolute value of torque command is less than the value of (grade - hysteresis) and the duration is greater than [P02-13], the first gain is returned. 860 + 861 + 862 +))) 863 +|3|Large actual torque|((( 864 +In the previous first gain, when the absolute value of actual torque is greater than ( grade + hysteresis ), the second gain is switched; 865 + 866 +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 . 867 + 868 + 869 +))) 870 +|4|Large speed command|((( 871 +In the previous first gain, when the absolute value of speed command is greater than (grade + hysteresis), the second gain is switched; 872 + 873 +In the previous second gain, when the absolute value of speed command is less than the value of (grade - hysteresis) and the duration is greater than [P02-13], the first gain is returned . 874 + 875 + 876 +))) 877 +|5|Large actual speed|((( 878 +In the previous first gain, when the absolute value of actual speed is greater than (grade + hysteresis), the second gain is switched; 879 + 880 +In the previous second gain, when the absolute value of actual speed is less than the value of (grade - hysteresis) and the duration is greater than [P02-13], the first gain is returned . 881 + 882 + 883 +))) 884 +|((( 885 + 886 + 887 +6 888 +)))|((( 889 + 890 + 891 +Large rate of change in speed command 892 +)))|((( 893 +In the previous first gain, when the absolute value of the rate of change in speed command is greater than (grade + hysteresis), the second gain is switched; 894 + 895 +In the previous second gain, switch to the first gain when the absolute value of the rate of change in speed command is less than the value of (grade - hysteresis) and the duration is greater than [P02-13], the first gain is returned . 896 + 897 + 898 +))) 899 +|((( 900 + 901 + 902 +7 903 +)))|((( 904 + 905 + 906 +Large position deviation 907 +)))|((( 908 +In the previous first gain, when the absolute value of position deviation is greater than (grade + hysteresis), the second gain is switched; 909 + 910 +In the previous second gain, switch to the first gain when the absolute value of position deviation is less than the value of (grade - hysteresis) and the duration is greater than [P02-13], the first gain is returned . 911 +))) 912 +|8|Position command|((( 913 +In the previous first gain, if the position command is not 0, switch to the second gain; 914 + 915 +In the previous second gain, if the position command is 0 and the duration is greater than [P02-13], the first gain is returned. 916 +))) 917 +|((( 918 + 919 + 920 +9 921 +)))|((( 922 + 923 + 924 +Positioning complete 925 +)))|((( 926 +In the previous first gain, if the positioning is not completed, the second gain is switched; In the previous second gain, if the positioning is not completed and the duration is greater than [P02-13], the first gain is returned. 927 + 928 + 929 +))) 930 +|((( 931 + 932 + 933 +10 934 +)))|((( 935 + 936 + 937 +Position command + actual speed 938 +)))|((( 939 +In the previous first gain, if the position command is not 0, the second gain is switched; 940 + 941 +In the previous second gain, if the position command is 0, the duration is greater than [P02-13] and the absolute value of actual speed is less than ( grade - hysteresis). 942 + 943 + 944 +))) 945 + 946 + 947 +))) 948 + 949 +|(% rowspan="2" %) 950 +**P02-13**|**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** 951 +|Delay Time for Gain Switching|Operation setting|Effective immediately|20|0 to 10000|Gain control|0.1ms 952 +|(% colspan="8" %)((( 953 +The duration of the switching condition required for the second gain to switch back to the first gain. 954 + 955 +[[image:image-20230515140953-9.png]] 956 + 957 +**✎**Note: This parameter is only valid when the second gain is switched back to the first gain. 958 +))) 959 + 960 +|(% rowspan="2" %) 961 +**P02-14**|**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** 962 +|Gain switching grade|Operation setting|Effective immediately|50|0 to 20000|Gain control|According to the switching conditions 963 +|(% colspan="8" %)((( 964 +Set the grade of the gain condition. The generation of the actual switching action is affected by the two conditions of grade and hysteresis. 965 + 966 +[[image:image-20230515140953-10.png]] 967 +))) 968 + 969 +|(% rowspan="2" %) 970 +**P02-15**|**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** 971 +|Gain switching hysteresis|Operation setting|Effective immediately|20|0 to 20000|Gain control|According to the switching conditions 972 +|(% colspan="8" %)((( 973 +Set the hysteresis to meet the gain switching condition. 974 + 975 +[[image:image-20230515140953-11.png]] 976 +))) 977 + 978 +|(% rowspan="2" %) 979 +**P02-16**|**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** 980 +|Position loop gain switching time|Operation setting|Effective immediately|30|0 to 10000|Gain control|0.1ms 981 +|(% colspan="8" %)((( 982 +Set the time for switching from the first position loop (P02-01) to the second position loop (P02-04) in the position control mode. 983 + 984 +[[image:image-20230515140953-12.png]] 985 + 986 +If P02-04≤P02-01, then P02-16 is invalid, and the second gain is switched from the first gain immediately. 987 +))) 988 + 630 630 = **Mechanical resonance suppression** = 631 631 632 632 == Mechanical resonance suppression methods ==