
7. SPECIAL ADJUSTMENT FUNCTIONS
7 - 11
(a) When a vibration peak can be confirmed with machine analyzer using MR Configurator2, or external
equipment.
1Hz
ࠥࠗࡦ․ᕈ
⋧
-90deg.
300Hz
ᝄᓮ1 ᝄേᵄᢙ
(ᝄᵄᢙ)
[Pr.PB19]
ᝄᓮ1 ᝄᵄᢙ
[Pr.PB20]
ᝄᓮ2 ᝄേᵄᢙ
(ᝄᵄᢙ)
[Pr.PB52]
ᝄᓮ2 ᝄᵄᢙ⸳ቯ
[Pr.PB53]
300Hzએߩᝄߪ
ኻ⽎ᄖߦߥࠅ߹ߔޕ
(b) When vibration can be confirmed using monitor signal or external sensor
t
ࠨࡏࡕ࠲┵ᝄേ
(ḳࠅࡄ࡞ࠬ)
⟎ᜰᵄᢙ
t
ᄖㇱടㅦᐲࡇ࠶ࠢࠕ࠶ࡊାภߥߤ
ᝄᓮᝄേᵄᢙ
ᝄᓮᝄᵄᢙ
ห৻୯ࠍ⸳ቯߒߡߊߛߐޕ
ᝄേᦼ[Hz] ᝄേᦼ[Hz]
Step 3 Fine-adjust "Vibration suppression control - Vibration frequency dDmping setting" and "Vibration
suppression control - Resonance frequency dDmping setting".
Gain characteristics
Phase
Vibration suppression control 2 - Resonance frequency
Vibration suppression control 1 -
Vibration frequency
(anti-resonance frequency)
Vibration suppression control 2 -
Vibration frequency
(anti-resonance frequency)
Vibration suppression control 1
- Resonance frequency
Resonance of more than 300 Hz
is not the target of control.
Motor-side vibration
(droop pulses)
Position command frequency
Vibration cycle [Hz]
Vibration cycle [Hz]
External acceleration pickup signal, etc.
Vibration suppression control - Vibration frequency
Vibration suppression control - Resonance frequency
Set the same value.
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