Infineon Technologies Ag · XETR:IFX

Infineon Technologies — Technical Presentation (June 2016)

10 slides from Infineon Technologies's technical presentation, June 2016

  1. Slide 1: How to Measure Motor Parameters

    How to Measure Motor Parameters June 2016

  2. Slide 2: Principal Motor Parameters – Steps and instruments

    Principal Motor Parameters – Steps and instruments Fundamental Parameters are: R, L, pole pairs, BEMF constant Measure Measure Count pole Measure Resistance Inductance pairs BEMF › Detach your › Detach your › Detach your › Detach your motor cables motor cables motor cables motor cables › Connect a ›

  3. Slide 3: Measure phase to phase Resistance

    Measure phase to phase Resistance › Detach motor cables › Connect 2 phases to ohm-meter › Leave third phase open › Write down the phase to phase resistance value June 2016 Copyright © Infineon Technologies AG 2016. All rights reserved. 3

  4. Slide 4: Measure phase to phase Inductance

    Measure phase to phase Inductance › Detach motor cables › Connect 2 phases to RCL-meter set at 1kHz › Leave third phase open › Write down the phase to phase inductance value June 2016 Copyright © Infineon Technologies AG 2016. All rights reserved. 4

  5. Slide 5: Measure pole pairs number

    Measure pole pairs number › Detach motor cables › Connect 2 phases to oscilloscope voltage probe › Leave third phase open › Move the motor by hand and make one mechanical turn › Count the peaks of sinusoid June 2016 Copyright © Infineon Technologies AG 2016. All rights reserved. 5

  6. Slide 6: Measure BEMF constant

    Measure BEMF constant › Detach motor cables › Connect 2 phases to oscilloscope voltage probe › Leave third phase open › Move the motor by hand › Write down the frequency and the peak to peak value of the sinusoid › Use next slide equation June 2016 Copyright © Infineon Technologies AG 2016. All righ

  7. Slide 7: Measure BEMF constant

    Measure BEMF constant › Detach motor cables › Connect 2 phases to oscilloscope voltage probe › Leave third phase open › Move the motor by hand › Write down the frequency and the peak to peak value of the sinusoid › Use next slide equation June 2016 Copyright © Infineon Technologies AG 2016. All righ

  8. Slide 8: Measure BEMF constant

    Measure BEMF constant › Detach motor cables › Connect 2 phases to oscilloscope voltage probe › Leave third phase open › Move the motor by hand › Write down the frequency and the peak to peak value of the sinusoid › Use next slide equation June 2016 Copyright © Infineon Technologies AG 2016. All righ

  9. Slide 9: Formula to get BEMF at 1kRPM l/n rms

    Formula to get BEMF at 1kRPM l/n rms Use this formula to get the BEMF constant (used in IRMCK099M) V pp 16,67  N polepairs V pp Ke1kRPM ln rms     N polepairs  3,40 2 2  3 f measured f measured June 2016 Copyright © Infineon Technologies AG 2016. All rights reserved. 9

  10. Slide 10: Part of your life. Part of tomorrow.

    Part of your life. Part of tomorrow. infineon

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