Jon Elson wrote: > [EMAIL PROTECTED] wrote: > >> Hi >> I am tuning ac servomotor. For Xpos-cmd and X-pos fb I have 2 trapezes. >> Upper part of trapeze should be horizontal, but I have some kind zigzag >> that eventually become horizontal. >> What should I do to make upper part flat – horizontal? ( P I D) >> >> > Possibly reduce P gain, or D. If you get D too high (it only takes a > little to have a good effect) that will also cause oscillation. > > Jon > >
Hi see if this site helps you out, has some nice info and graphs http://digital.ni.com/public.nsf/allkb/806F6F0B775FAF32862572FA0052F2AB this one is also good read too http://support.motioneng.com/Downloads-Notes/Tuning/default.htm robert > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > Build the coolest Linux based applications with Moblin SDK & win great prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------ > > > No virus found in this incoming message. > Checked by AVG - http://www.avg.com > Version: 8.0.173 / Virus Database: 270.8.2/1735 - Release Date: 20/10/2008 > 14:52 > > ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
