On Fri, 27 Jan 2012, Viesturs L?cis wrote: > Date: Fri, 27 Jan 2012 21:49:18 +0200 > From: "[UTF-8] Viesturs L?cis" <viesturs.la...@gmail.com> > Reply-To: "Enhanced Machine Controller (EMC)" > <emc-users@lists.sourceforge.net> > To: "Enhanced Machine Controller (EMC)" <emc-users@lists.sourceforge.net> > Subject: Re: [Emc-users] Servo tuning - wtf? > > Hello again! > > I tried searching my mailbox with more than 2 years of this mailing > list in it for some "servo tuning for noobs" (actual keywords used > were "servo tuning"), but found only 1 viable thread, which contained > this link; > http://www.newport.com/servicesupport/Tutorials/default.aspx?id=152 > > My problem is: > I can tune servo motor to move smoothly up to ~3600 mm/min, which is > ~1500 RPM for motor. > In higher speeds at one moment motor stalls and oscillates. > Where can I read, how to proceed to reach higher velocities? > I have been playing with P and D parameters, but do not see any improvement. > > Viesturs
Whats is your servo thread period, and how many poles does the motor have? > > ------------------------------------------------------------------------------ > Try before you buy = See our experts in action! > The most comprehensive online learning library for Microsoft developers > is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, > Metro Style Apps, more. Free future releases when you subscribe now! > http://p.sf.net/sfu/learndevnow-dev2 > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users > Peter Wallace Mesa Electronics (\__/) (='.'=) This is Bunny. Copy and paste bunny into your (")_(") signature to help him gain world domination. ------------------------------------------------------------------------------ Try before you buy = See our experts in action! The most comprehensive online learning library for Microsoft developers is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, Metro Style Apps, more. Free future releases when you subscribe now! http://p.sf.net/sfu/learndevnow-dev2 _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
