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  • FLUENT - Compressible Flow in a Nozzle- Problem 2

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Author: Rajesh Bhaskaran & Yong Sheng Khoo, Cornell University

Problem Specification
1. Create Geometry in GAMBITPre-Analysis & Start-up
2. Mesh Geometry in GAMBIT
3. Specify Boundary Types in GAMBITMesh
4. Set Up Problem in FLUENTSetup (Physics)
5. Solve!Solution
6. Analyze Results
7. Refine GridVerification & Validation
Problem 1
Problem 2

Problem 2

Change the exit pressure to 40,000 Pa while keeping all the other boundary conditions the same. What flow regime do you expect for this exit pressure based on the quasi-1D results in problem 1? Re-run the FLUENT calculation with this exit pressure on the 50x20 grid.

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