also - am I seeing an exact stop at the pull out? 2.7 doesn't seem to do that. (I am positive we want blending on pull out)
http://electronicsam.com/images/KandT/testing/robthreading/latest/current2.png sam On 12/14/2016 05:56 PM, sam sokolik wrote: > Here is a plot with motion.spindle-speed-in > > http://electronicsam.com/images/KandT/testing/robthreading/latest/robnewandspindlein.png > > sam > > > > On 12/11/2016 03:52 PM, Robert Ellenberg wrote: >> Sam, one last thing, is it possible to put the spindle-speed-in pin on a >> halscope channel? I'd like to see what the spindle velocity is when it >> transitions out of accel sync. >> >> On Sun, Dec 11, 2016 at 4:44 PM Robert Ellenberg <rwe...@gmail.com> wrote: >> >>> Thanks for giving it a spin! >>> >>> I am still getting the error about the spindle going too fast.. You can >>> see the threading is happening at 19.12 ipm and the axis max vel is >>> 30ipm. I tried a similar config and got the same result (could be both >>> configs have some odd issue we have not figured out.) >>> >>> http://electronicsam.com/images/KandT/testing/robthreading/latest/newthreadingfix2Error.png >>> >>> >>> There's definitely an edge case there I didn't account for. I'll keep >>> working on it and see if I can isolate a test case to reproduce. >>> >>> Current 2.7 behavior with the blip at the beginning (again - didn't see >>> this with your latest push) >>> >>> http://electronicsam.com/images/KandT/testing/robthreading/latest/current2.png >>> >>> >>> Another thing I'm noticing is that my modified position-error calculation >>> seems to perform worse with the stock-like velocity estimate (in terms of >>> steady-state error). I'll play with a few approaches and see if I can get >>> something better than stock. >>> >>> Sam, do you do any kind of filtering / averaging in your spindle-speed >>> input? It would be interesting to see the effect if so. I suspect that the >>> velocity signal could be filtered significantly without impacting the >>> position tracking performance. >>> >>> Best, >>> Rob >>> >> ------------------------------------------------------------------------------ >> Developer Access Program for Intel Xeon Phi Processors >> Access to Intel Xeon Phi processor-based developer platforms. >> With one year of Intel Parallel Studio XE. >> Training and support from Colfax. >> Order your platform today.http://sdm.link/xeonphi >> _______________________________________________ >> Emc-developers mailing list >> Emc-developers@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/emc-developers >> > > ------------------------------------------------------------------------------ > Check out the vibrant tech community on one of the world's most > engaging tech sites, SlashDot.org! http://sdm.link/slashdot > _______________________________________________ > Emc-developers mailing list > Emc-developers@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-developers > ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot _______________________________________________ Emc-developers mailing list Emc-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-developers
