SM_STA_003

Objective

Validation objective
TopologyStator with teeth and winding
Model Types Structural Mechanics model SM1
Analytical natural frequencies SM1
Quantities Natural frequencies
Geometry 36 teeth stator
Winding With winding

Machine

This validation simulates a stator with 36 teeth and a winding.

Stator with winding
Stator with winding

Experimental Modal Analysis

An Experimental Modal Analysis (EMA) is done on this machine. The following table shows measured natural frequencies and mode shapes.

Natural Frequencies and Mode Shapes - Experimental Modal Analysis
Mode2345
Frequency [Hz]443116821103162
Mode shapes Mode 2 shape {PNG} Mode 3 shape {PNG} Mode 4 shape {PNG} Mode 5 shape {PNG}

Manatee Simulation

The machine is simulated under Manatee. The following pictures show the stator implemented under Manatee and the winding pattern.

Manatee model for the stator STA_003
Manatee model for the stator STA_003
Winding pattern of the simulated machine under Manatee
Winding pattern of the simulated machine under Manatee

Results and comparison

The weight measured on the real stator is favorably compared as the simulated one as shown on the following table.

Stator lamination mass [kg]Stator winding mass [kg]Overall [kg]
Numeric 0.787 0.633 1.420
Measured 1.426

Analytical natural frequencies are calculated under Manatee and compared with the experimental ones.

Analytical and experimental comparison of natural frequencies
Analytical and experimental comparison of natural frequencies
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