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lijun

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  1. lijun

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    lijun replied to lijun's topic in Power PMAC

    thanks for Sangmo，Eric Hotchkiss and AAnikstein ，my problem is settled；Then we again assemble machine，openloop figure is：ok openloop.bmp
  2. lijun

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    lijun posted a topic in Power PMAC

    my machine is configurition by 1 ppmac,2acc24e3(8channel include 4pwm,4vppfeedback and 4analog,4vppfeedback); now I use one channel include 1pwm and 1vpp,current loop tune figure isgood. BUT openloop tune figure IS POOR. again I use one channel include 1analog and 1vpp,use same motor and feedback,openloop tune figure IS POOR. FEEDBACK FIGURE IS GOOD I don't know why it is? wenti.pdf
  3. lijun
    my machine is configurition by 1 ppmac,2acc24e3(8channel include 4pwm,4vppfeedback and 4analog,4vppfeedback);FEEDBACK FIGURE IS GOOD now I use one channel include 1pwm and 1vpp,current loop tune figure IS VERY GOOD openloop tune figure IS VERY POOR again I use one channel include 1analog and 1vpp,use same motor and feedback,openloop tune figureIS VERY POOR I don't know why it is?
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