Changes for page 07 Adjustments
Last modified by Iris on 2025/07/24 11:03
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... ... @@ -627,6 +627,368 @@ 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 +== 633 + == 634 + 635 +== **Gain switching** == 636 + 637 +Gain switching function: 638 + 639 +●Switch to a lower gain in the motor stationary (servo enabled)state to suppress vibration; 640 + 641 +●Switch to a higher gain in the motor stationary state to shorten the positioning time; 642 + 643 +●Switch to a higher gain in the motor running state to get better command tracking performance; 644 + 645 +●Switch different gain settings by external signals depending on the load connected. 646 + 647 +(1) Gain switching parameter setting 648 + 649 +①When P02-07=0 650 + 651 +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). 652 + 653 +(% style="text-align:center" %) 654 +[[image:20230515-8.png]] 655 + 656 +② When P02-07=1 657 + 658 +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). 659 + 660 +(% style="text-align:center" %) 661 +[[image:20230515-9.png]] 662 + 663 +Figure 7-9 Flow chart of gain switching when P02-07=1 664 + 665 +|(% style="width:72px" %)**P02-08**|(% style="width:146px" %)**Content**|**Diagram** 666 +|(% style="width:72px" %)0|(% style="width:146px" %)Fixed use of the first gain|~-~- 667 +|(% style="width:72px" %)1|(% style="width:146px" %)Switching with DI|~-~- 668 +|(% style="width:72px" %)((( 669 + 670 + 671 + 672 + 673 + 674 + 675 +2 676 +)))|(% style="width:146px" %)((( 677 + 678 + 679 + 680 + 681 + 682 + 683 +Large torque command 684 +)))|[[image:image-20230515140641-1.png]] 685 +|(% style="width:72px" %)((( 686 + 687 + 688 + 689 + 690 + 691 + 692 + 693 +3 694 +)))|(% style="width:146px" %)Large actual torque|[[image:image-20230515140641-2.png]] 695 +|(% style="width:72px" %)((( 696 + 697 + 698 + 699 + 700 + 701 + 702 +4 703 +)))|(% style="width:146px" %)((( 704 + 705 + 706 + 707 + 708 + 709 + 710 +Large speed command 711 +)))|[[image:image-20230515140641-3.png]] 712 + 713 +|(% style="width:74px" %)**P02-08**|(% style="width:176px" %)**Content**|**Diagram** 714 +|(% style="width:74px" %)((( 715 + 716 + 717 + 718 + 719 + 720 +5 721 +)))|(% style="width:176px" %)((( 722 + 723 + 724 + 725 + 726 + 727 +Fast actual speed 728 +)))|((( 729 + 730 + 731 +[[image:image-20230515140641-4.png]] 732 +))) 733 +|(% style="width:74px" %)((( 734 + 735 + 736 + 737 + 738 + 739 + 740 + 741 +6 742 +)))|(% style="width:176px" %)((( 743 + 744 + 745 + 746 + 747 + 748 + 749 + 750 +Speed command change rate is large 751 +)))|[[image:image-20230515140641-5.png]] 752 +|(% style="width:74px" %)((( 753 + 754 + 755 + 756 + 757 + 758 + 759 +7 760 + 761 + 762 +)))|(% style="width:176px" %)((( 763 + 764 + 765 + 766 + 767 + 768 + 769 +Large position deviation 770 +)))|[[image:image-20230515140641-6.png]] 771 +|(% style="width:74px" %)((( 772 + 773 + 774 + 775 + 776 + 777 +8 778 +)))|(% style="width:176px" %)((( 779 + 780 + 781 + 782 + 783 + 784 +Position command 785 +)))|[[image:image-20230515140641-7.png]] 786 + 787 +|(% style="width:73px" %)((( 788 + 789 + 790 + 791 + 792 + 793 + 794 +9 795 +)))|(% style="width:154px" %)((( 796 + 797 + 798 + 799 + 800 + 801 + 802 +Positioning completed 803 +)))|[[image:image-20230515140641-8.png]] 804 +|(% style="width:73px" %)((( 805 + 806 + 807 +10 808 + 809 + 810 +)))|(% style="width:154px" %)((( 811 + 812 + 813 +Position command + actual speed 814 +)))|((( 815 + 816 + 817 +Refer to the chart below 818 +))) 819 + 820 +(% style="text-align:center" %) 821 +[[image:20230515-10.png]] 822 + 823 +Figure 7-10 P02-08=10 Position command + actual speed gain description 824 + 825 +(2) Description of related parameters 826 + 827 +|(% rowspan="2" style="width:68px" %) 828 +**P02-07**|(% style="width:150px" %)**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** 829 +|(% style="width:150px" %)The second gain switching mode|Operation setting|Effective immediately|0|0 to 1|Gain control| 830 +|(% colspan="8" %)((( 831 +Set the switching mode of the second gain. 832 + 833 +|**Setting value**|**Function** 834 +|0|((( 835 +The first gain is used by default. Switching using DI function 10 (GAIN-SEL, gain switching): 836 + 837 +DI logic invalid: PI control; 838 + 839 +DI logic valid: PI control. 840 +))) 841 +|1|The first gain and the second gain are switched by the setting value of P02-08. 842 +))) 843 + 844 +|(% rowspan="2" %) 845 +**P02-08**|**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** 846 +|Gain switching condition selection|Operation setting|Effective immediately|0|0 to 10|Gain control| 847 +|(% colspan="8" %)((( 848 +Set the conditions for gain switching. 849 + 850 +|Setting value|Gain switching conditions|Details 851 +|0|The default is the first gain|Fixed use of the first gain 852 +|1|Switch by DI port|((( 853 +Use DI function 10 (GAIN-SEL, gain switching); 854 + 855 +DI logic is invalid: the first gain (P02-01~~P02-03); 856 + 857 +DI logic is valid: the second gain (P02-04~~P02-06). 858 +))) 859 +|2|Large torque command|((( 860 +In the previous first gain, when the absolute value of torque command is greater than (grade + hysteresis), the second gain is switched; 861 + 862 +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. 863 + 864 + 865 +))) 866 +|3|Large actual torque|((( 867 +In the previous first gain, when the absolute value of actual torque is greater than ( grade + hysteresis ), the second gain is switched; 868 + 869 +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 . 870 + 871 + 872 +))) 873 +|4|Large speed command|((( 874 +In the previous first gain, when the absolute value of speed command is greater than (grade + hysteresis), the second gain is switched; 875 + 876 +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 . 877 + 878 + 879 +))) 880 +|5|Large actual speed|((( 881 +In the previous first gain, when the absolute value of actual speed is greater than (grade + hysteresis), the second gain is switched; 882 + 883 +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 . 884 + 885 + 886 +))) 887 +|((( 888 + 889 + 890 +6 891 +)))|((( 892 + 893 + 894 +Large rate of change in speed command 895 +)))|((( 896 +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; 897 + 898 +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 . 899 + 900 + 901 +))) 902 +|((( 903 + 904 + 905 +7 906 +)))|((( 907 + 908 + 909 +Large position deviation 910 +)))|((( 911 +In the previous first gain, when the absolute value of position deviation is greater than (grade + hysteresis), the second gain is switched; 912 + 913 +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 . 914 +))) 915 +|8|Position command|((( 916 +In the previous first gain, if the position command is not 0, switch to the second gain; 917 + 918 +In the previous second gain, if the position command is 0 and the duration is greater than [P02-13], the first gain is returned. 919 +))) 920 +|((( 921 + 922 + 923 +9 924 +)))|((( 925 + 926 + 927 +Positioning complete 928 +)))|((( 929 +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. 930 + 931 + 932 +))) 933 +|((( 934 + 935 + 936 +10 937 +)))|((( 938 + 939 + 940 +Position command + actual speed 941 +)))|((( 942 +In the previous first gain, if the position command is not 0, the second gain is switched; 943 + 944 +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). 945 + 946 + 947 +))) 948 + 949 + 950 +))) 951 + 952 +|(% rowspan="2" %) 953 +**P02-13**|**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** 954 +|Delay Time for Gain Switching|Operation setting|Effective immediately|20|0 to 10000|Gain control|0.1ms 955 +|(% colspan="8" %)((( 956 +The duration of the switching condition required for the second gain to switch back to the first gain. 957 + 958 +[[image:image-20230515140953-9.png]] 959 + 960 +**✎**Note: This parameter is only valid when the second gain is switched back to the first gain. 961 +))) 962 + 963 +|(% rowspan="2" %) 964 +**P02-14**|**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** 965 +|Gain switching grade|Operation setting|Effective immediately|50|0 to 20000|Gain control|According to the switching conditions 966 +|(% colspan="8" %)((( 967 +Set the grade of the gain condition. The generation of the actual switching action is affected by the two conditions of grade and hysteresis. 968 + 969 +[[image:image-20230515140953-10.png]] 970 +))) 971 + 972 +|(% rowspan="2" %) 973 +**P02-15**|**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** 974 +|Gain switching hysteresis|Operation setting|Effective immediately|20|0 to 20000|Gain control|According to the switching conditions 975 +|(% colspan="8" %)((( 976 +Set the hysteresis to meet the gain switching condition. 977 + 978 +[[image:image-20230515140953-11.png]] 979 +))) 980 + 981 +|(% rowspan="2" %) 982 +**P02-16**|**Parameter name**|**Setting method**|**Effective time**|**Default**|**Set range**|**Application category**|**Unit** 983 +|Position loop gain switching time|Operation setting|Effective immediately|30|0 to 10000|Gain control|0.1ms 984 +|(% colspan="8" %)((( 985 +Set the time for switching from the first position loop (P02-01) to the second position loop (P02-04) in the position control mode. 986 + 987 +[[image:image-20230515140953-12.png]] 988 + 989 +If P02-04≤P02-01, then P02-16 is invalid, and the second gain is switched from the first gain immediately. 990 +))) 991 + 630 630 = **Mechanical resonance suppression** = 631 631 632 632 == Mechanical resonance suppression methods ==