Reynolds Number Extended Essay Ideas?

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SUMMARY

The discussion focuses on exploring advanced experimental ideas related to Reynolds Number for an International Baccalaureate extended essay in physics. The user considers recreating the Reynolds experiment by varying water speed to analyze flow types but seeks additional experiments for comprehensive analysis. Suggestions include dropping objects into fluids of varying viscosities and using software simulations. COMSOL Multiphysics is recommended for high-quality simulations, while CSC's Elmer serves as a free alternative, though both require proficiency in CAD, mesh generation, and relevant equations.

PREREQUISITES
  • Understanding of Reynolds Number and fluid dynamics
  • Familiarity with experimental physics and data analysis
  • Knowledge of CAD software and mesh generation techniques
  • Proficiency in using simulation software for fluid dynamics
NEXT STEPS
  • Research the principles of fluid dynamics and Reynolds Number applications
  • Learn to use COMSOL Multiphysics for fluid simulation
  • Explore CSC's Elmer for open-source fluid dynamics modeling
  • Investigate experimental methods for measuring viscosity and flow characteristics
USEFUL FOR

Students undertaking physics extended essays, educators in fluid dynamics, and researchers interested in experimental methodologies related to Reynolds Number and fluid behavior.

Rayoubi
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Homework Statement


At the moment, I am planning my I.B extended essay (last 2 years at school), and have chosen to do my EE on physics. I've done loads of background research about Reynolds Number and how it affects the type of flow present.
There is an experiment I can recreate (Reynolds experiment) where I change the speed of the water, and therefore Re and flow. However that alone is not EE worthy in terms of analysis.
Is there any other experiments I could do that could give me a set of results I could analyze that relates to Re?


Homework Equations


I was also wondering, is there software where I could recreate / model ideal results of the experiment i.e a simulation?


The Attempt at a Solution


I thought about doing a second experiment where I could drop different objects into several fluids and see how with difference in viscosity the flow around the objects change. Alternatively have the fluid pumped by the objects? But in both cases I can't see how I could get data I could analyze.
 
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Rayoubi said:

Homework Equations


I was also wondering, is there software where I could recreate / model ideal results of the experiment i.e a simulation?

If you want a very good (and insanely expensive) program, I recommend COMSOL's Multiphysics. However, for the monetarily impaired, CSC's Elmer is an open-source (free) alternative that is less intuitive than COMSOL's program.
Both require a good knowledge of CAD & Mesh generation, as well as the specific equations necessary to do the calculations (which can take minutes to days for calculations to complete, depending on the magnitude of the problem).

Hope this helps.
 

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