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Model and Load Pre-processing > Create a Fan Noise load and solution

4.Convert the pressure data to fan blade force

Now you will convert the pressure data to discrete forces on the fan blades.

  1. Select Model and Load Pre-Processing, right-click, and choose Solve.The PreSolver will start and depending on the size of the input CFD data file, this may take several minutes.

  2. After the PreSolver has finished the solution, close or cancel all the information windows.

  3. To examine the PreSolver results, and to validate blade segments, blade pressure, or force, you create an XY plot. Select the Model and Load Pre-Processing, right-click, and choose Post-Processing Scenario .

  4. The Scenario Based Data-Visualization dialog box appears. To plot Blade Segments, select Contour PlotsCreate ScenarioModel and Load Pre-processing 1Blade SegmentsPlot.To plot the transient force versus time XY plots on the fan blades select Function PlotsCreate Scenario. Close the dialog boxes when finished.

  5. Choose Home tab→Context group→Return to Home .

Next step
5. Create an acoustic SOL 108 Direct Frequency Response solution
How do I

Create a Fan Noise load and solution

  1. Import the CFD pressure data

  2. Map the CFD fan mesh to transient fan blade elements

  3. Set the fan parameters and rotation axis

  4. Create an acoustic SOL 108 Direct Frequency Response solution

  5. Create a Fan Noise load or loads

  6. Edit the solution to add Output Requests and Harmonics

  7. Edit units, solve the solution, and post process results

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4.Convert the pressure data to fan blade force, Simcenter 3D 2021.1 Series

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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid1847883_v1 · retrieved 2026-07-17