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VIS (PR2)
takafumi.ushiba - 16:06 Thursday 27 January 2022 (19597) Print this report
Suspension transfer function measurement and model construction: BF stage

Abstract:
I measured the TFs from BF stage and made models.
Then, I made damping filter and edited the guadian (VIS_paramsBp.py) to engage damping from the guardian request.

Detail:
I measured the TFs of all DOFs of BF stage.
Then, I made suspension models at FM10 (SUSMod_220127) of BF_DAMP filter banks.
Figure 1-6 show the models overplotted on the measured TFs.
The models are based on the measurement results stored at /users/VISsvn/TypeBp/PR2/TF/Measurements/20220127/PLANT_PRM_STANDBY_BF_TEST_{L,T,V,R,P,Y}_20220127.xml.

Then, I made DAMP filters for BFL, BFT, BFV, BFR, and BFP.
After checking implemented damping filter works, I edited the guardian, and now BFL, BFT, BFR, BFP, and BFY are engagd by guardian at ENGAGE_BF state.

Note:
BFV is not engaged by guardian because BFV control injected the noise to suspension.
Vertical damping should be done by using GAS filters.

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