How Have Large Vehicles Been Modified for Better Aerodynamics?

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SUMMARY

Large vehicles such as lorries and trains have been modified for improved aerodynamics through various design techniques and engineering principles. Key modifications include streamlined shapes, the use of fairings, and the integration of aerodynamic components to reduce drag. Resources such as the Physics Forums discussion on aerodynamics and articles from AccessScience and Red Wing Engineering provide foundational knowledge and specific examples of these modifications. Understanding these principles is essential for enhancing fuel efficiency and performance in large vehicles.

PREREQUISITES
  • Basic understanding of aerodynamics principles
  • Familiarity with vehicle design concepts
  • Knowledge of drag reduction techniques
  • Experience with physics-related research methods
NEXT STEPS
  • Research "streamlined vehicle design techniques"
  • Explore "aerodynamic fairings for trucks and trailers"
  • Investigate "the impact of aerodynamics on fuel efficiency in trains"
  • Study "computational fluid dynamics (CFD) in vehicle design"
USEFUL FOR

This discussion is beneficial for automotive engineers, transportation designers, and students studying physics or engineering who are interested in the application of aerodynamics in large vehicle design.

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Homework Statement


My physics teacher has set me this homework where I have to find out how large vehicles(lorries,trains,etc.) have been modified to be more aerodynamic. please could you just give me some links or pointers to help me finish this task.





2. The attempt at a solution
I have been searching around and have only found links to complicated aerodynamics like:
https://www.physicsforums.com/showthread.php?t=247602
http://www.accessscience.com/abstract.aspx?id=YB031110&referURL=http%3a%2f%2fwww.accessscience.com%2fcontent.aspx%3fid%3dYB031110
and
http://www.redwingengineering.com/vehicle_aero.html
 
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