Changes for page 07 Adjustments

Last modified by Iris on 2025/07/24 11:03

From version 55.2
edited by Karen
on 2023/05/16 11:28
Change comment: There is no comment for this version
To version 53.1
edited by Karen
on 2023/05/16 11:22
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -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 ==