sdynpy.modal.sdynpy_modal_test.read_modal_fit_data

read_modal_fit_data(modal_fit_data)

Reads Modal Fit Data from PolyPy_GUI which contains modes and FRF data

Parameters

modal_fit_data (str or NpzFile) – Filename to or data loaded from a Modal Fit Data .npz file that is saved from SDynPy’s mode fitters.

Returns

• shapes (ShapeArray) – The modes fit to the structure

• experimental_frfs (TransferFunctionArray) – The FRFs to which the modes were fit

• resynthesized_frfs (TransferFunctionArray) – FRFs resynthesized from the fit modes

• residual_frfs (TransferFunctionArray) – FRF contribution from the residual terms in the modal fit.